1 Commits

Author SHA1 Message Date
Yeachan-Heo
0e722fa013 auto: save WIP progress from rcc session 2026-04-01 04:01:37 +00:00
35 changed files with 1584 additions and 5969 deletions

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{
"permissions": {
"defaultMode": "dontAsk"
}
}

3
.gitignore vendored
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archive/ archive/
.omx/ .omx/
.clawd-agents/ .clawd-agents/
# Claude Code local artifacts
.claude/settings.local.json
.claude/sessions/

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# CLAUDE.md
This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.
## Detected stack
- Languages: Rust.
- Frameworks: none detected from the supported starter markers.
## Verification
- Run Rust verification from `rust/`: `cargo fmt`, `cargo clippy --workspace --all-targets -- -D warnings`, `cargo test --workspace`
- `src/` and `tests/` are both present; update both surfaces together when behavior changes.
## Repository shape
- `rust/` contains the Rust workspace and active CLI/runtime implementation.
- `src/` contains source files that should stay consistent with generated guidance and tests.
- `tests/` contains validation surfaces that should be reviewed alongside code changes.
## Working agreement
- Prefer small, reviewable changes and keep generated bootstrap files aligned with actual repo workflows.
- Keep shared defaults in `.claude.json`; reserve `.claude/settings.local.json` for machine-local overrides.
- Do not overwrite existing `CLAUDE.md` content automatically; update it intentionally when repo workflows change.

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PARITY.md
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# PARITY GAP ANALYSIS # PARITY Gap Analysis
Scope: read-only comparison between the original TypeScript source at `/home/bellman/Workspace/claude-code/src/` and the Rust port under `rust/crates/`. Date: 2026-04-01
Method: compared feature surfaces, registries, entrypoints, and runtime plumbing only. No TypeScript source was copied. Scope compared:
- Upstream TypeScript: `/home/bellman/Workspace/claude-code/src/`
- Rust port: `rust/crates/`
Method:
- Read-only comparison only.
- No upstream source was copied into this repo.
- This is a focused feature-gap report for `tools`, `hooks`, `plugins`, `skills`, `cli`, `assistant`, and `services`.
## Executive summary ## Executive summary
The Rust port has a good foundation for: The Rust port has a solid core for:
- Anthropic API/OAuth basics - basic prompt/REPL flow
- local conversation/session state - session/runtime state
- a core tool loop - Anthropic API/OAuth plumbing
- MCP stdio/bootstrap support - a compact MVP tool registry
- CLAUDE.md discovery - CLAUDE.md discovery
- a small but usable built-in tool set - MCP config parsing/bootstrap primitives
It is **not feature-parity** with the TypeScript CLI. But it is still materially behind the TypeScript implementation in six major areas:
1. **Tools surface area** is much smaller.
2. **Hook execution** is largely missing; Rust mostly loads hook config but does not run a TS-style PreToolUse/PostToolUse pipeline.
3. **Plugins** are effectively absent in Rust.
4. **Skills** are only partially implemented in Rust via direct `SKILL.md` loading; there is no comparable skills command/discovery/registration surface.
5. **CLI** breadth is much narrower in Rust.
6. **Assistant/tool orchestration** lacks the richer streaming concurrency, hook integration, and orchestration behavior present in TS.
7. **Services** in Rust cover API/auth/runtime basics, but many higher-level TS services are missing.
Largest gaps: ## Critical bug status on this branch
- **plugins** are effectively absent in Rust
- **hooks** are parsed but not executed in Rust Targeted critical items requested by the user:
- **CLI breadth** is much narrower in Rust - **Prompt mode tools enabled**: fixed in `rust/crates/rusty-claude-cli/src/main.rs:75-82`
- **skills** are local-file only in Rust, without the TS registry/bundled pipeline - **Default permission mode = danger-full-access**: fixed in `rust/crates/rusty-claude-cli/src/args.rs:12-16`, `rust/crates/rusty-claude-cli/src/main.rs:348-353`, and starter config `rust/crates/rusty-claude-cli/src/init.rs:4-9`
- **assistant orchestration** lacks TS hook-aware orchestration and remote/structured transports - **Tool input `{}` prefix bug**: fixed/guarded in streaming vs non-stream paths at `rust/crates/rusty-claude-cli/src/main.rs:2211-2256`
- **services** beyond core API/OAuth/MCP are mostly missing in Rust - **Unlimited max_iterations**: already present at `rust/crates/runtime/src/conversation.rs:143-148` with `usize::MAX` initialization at `rust/crates/runtime/src/conversation.rs:119`
Build/test/manual verification is tracked separately below and must pass before the branch is considered done.
--- ---
## tools/ ## 1) tools/
### TS exists ### Upstream TS has
Evidence: - Large per-tool module surface under `src/tools/`, including agent/task tools, AskUserQuestion, MCP tools, plan/worktree tools, REPL, schedule/task tools, synthetic output, brief/upload, and more.
- `src/tools/` contains broad tool families including `AgentTool`, `AskUserQuestionTool`, `BashTool`, `ConfigTool`, `FileReadTool`, `FileWriteTool`, `GlobTool`, `GrepTool`, `LSPTool`, `ListMcpResourcesTool`, `MCPTool`, `McpAuthTool`, `ReadMcpResourceTool`, `RemoteTriggerTool`, `ScheduleCronTool`, `SkillTool`, `Task*`, `Team*`, `TodoWriteTool`, `ToolSearchTool`, `WebFetchTool`, `WebSearchTool`. - Evidence:
- Tool execution/orchestration is split across `src/services/tools/StreamingToolExecutor.ts`, `src/services/tools/toolExecution.ts`, `src/services/tools/toolHooks.ts`, and `src/services/tools/toolOrchestration.ts`. - `src/tools/AgentTool/AgentTool.tsx`
- `src/tools/AskUserQuestionTool/AskUserQuestionTool.tsx`
- `src/tools/ListMcpResourcesTool/ListMcpResourcesTool.ts`
- `src/tools/ReadMcpResourceTool/ReadMcpResourceTool.ts`
- `src/tools/EnterPlanModeTool/EnterPlanModeTool.ts`
- `src/tools/ExitPlanModeTool/ExitPlanModeV2Tool.ts`
- `src/tools/EnterWorktreeTool/EnterWorktreeTool.ts`
- `src/tools/ExitWorktreeTool/ExitWorktreeTool.ts`
- `src/tools/RemoteTriggerTool/RemoteTriggerTool.ts`
- `src/tools/ScheduleCronTool/*`
- `src/tools/TaskCreateTool/*`, `TaskGetTool/*`, `TaskListTool/*`, `TaskOutputTool/*`
### Rust exists ### Rust currently has
Evidence: - A single MVP registry in `rust/crates/tools/src/lib.rs:53-371`.
- Tool registry is centralized in `rust/crates/tools/src/lib.rs` via `mvp_tool_specs()`. - Implemented tools include `bash`, `read_file`, `write_file`, `edit_file`, `glob_search`, `grep_search`, `WebFetch`, `WebSearch`, `TodoWrite`, `Skill`, `Agent`, `ToolSearch`, `NotebookEdit`, `Sleep`, `SendUserMessage`, `Config`, `StructuredOutput`, `REPL`, `PowerShell`.
- Current built-ins include shell/file/search/web/todo/skill/agent/config/notebook/repl/powershell primitives.
- Runtime execution is wired through `rust/crates/tools/src/lib.rs` and `rust/crates/runtime/src/conversation.rs`.
### Missing or broken in Rust ### Missing or broken in Rust
- No Rust equivalents for major TS tools such as `AskUserQuestionTool`, `LSPTool`, `ListMcpResourcesTool`, `MCPTool`, `McpAuthTool`, `ReadMcpResourceTool`, `RemoteTriggerTool`, `ScheduleCronTool`, `Task*`, `Team*`, and several workflow/system tools. - **Missing large chunks of the upstream tool catalog**: I did not find Rust equivalents for AskUserQuestion, MCP resource listing/reading tools, plan/worktree entry/exit tools, task management tools, remote trigger, synthetic output, or schedule/cron tools.
- Rust tool surface is still explicitly an MVP registry, not a parity registry. - **Tool decomposition is much coarser**: TS isolates tool-specific validation/security/UI behavior per tool module; Rust centralizes almost everything in one file (`rust/crates/tools/src/lib.rs`).
- Rust lacks TSs layered tool orchestration split. - **Likely parity impact**: lower fidelity tool prompting, weaker per-tool behavior specialization, and fewer native tool choices exposed to the model.
**Status:** partial core only.
--- ---
## hooks/ ## 2) hooks/
### TS exists ### Upstream TS has
Evidence: - A full permission and tool-hook system with **PermissionRequest**, **PreToolUse**, **PostToolUse**, and failure/cancellation handling.
- Hook command surface under `src/commands/hooks/`. - Evidence:
- Runtime hook machinery in `src/services/tools/toolHooks.ts` and `src/services/tools/toolExecution.ts`. - `src/hooks/toolPermission/PermissionContext.ts:25,222`
- TS supports `PreToolUse`, `PostToolUse`, and broader hook-driven behaviors configured through settings and documented in `src/skills/bundled/updateConfig.ts`. - `src/hooks/toolPermission/handlers/coordinatorHandler.ts:32-38`
- `src/hooks/toolPermission/handlers/interactiveHandler.ts:412-429`
- `src/services/tools/toolHooks.ts:39,435`
- `src/services/tools/toolExecution.ts:800,1074,1483`
- `src/commands/hooks/index.ts:5-8`
### Rust exists ### Rust currently has
Evidence: - Hook data is **loaded/merged from config** and visible in reports:
- Hook config is parsed and merged in `rust/crates/runtime/src/config.rs`. - `rust/crates/runtime/src/config.rs:786-797,829-838`
- Hook config can be inspected via Rust config reporting in `rust/crates/commands/src/lib.rs` and `rust/crates/rusty-claude-cli/src/main.rs`. - `rust/crates/rusty-claude-cli/src/main.rs:1665-1669`
- Prompt guidance mentions hooks in `rust/crates/runtime/src/prompt.rs`. - The system prompt acknowledges user-configured hooks:
- `rust/crates/runtime/src/prompt.rs:452-459`
### Missing or broken in Rust ### Missing or broken in Rust
- No actual hook execution pipeline in `rust/crates/runtime/src/conversation.rs`. - **No comparable hook execution pipeline found** in the Rust runtime conversation/tool execution path.
- No PreToolUse/PostToolUse mutation/deny/rewrite/result-hook behavior. - `rust/crates/runtime/src/conversation.rs:151-208` goes straight from assistant tool_use -> permission check -> tool execute -> tool_result, without TS-style PreToolUse/PostToolUse processing.
- No Rust `/hooks` parity command. - I did **not** find Rust counterparts to TS files like `toolHooks.ts` or `PermissionContext.ts` that execute hook callbacks and alter/block tool behavior.
- Result: Rust appears to support **hook configuration visibility**, but not full **hook behavior parity**.
**Status:** config-only; runtime behavior missing.
--- ---
## plugins/ ## 3) plugins/
### TS exists ### Upstream TS has
Evidence: - Built-in and bundled plugin registration plus CLI/service support for validate/list/install/uninstall/enable/disable/update flows.
- Built-in plugin scaffolding in `src/plugins/builtinPlugins.ts` and `src/plugins/bundled/index.ts`. - Evidence:
- Plugin lifecycle/services in `src/services/plugins/PluginInstallationManager.ts` and `src/services/plugins/pluginOperations.ts`. - `src/plugins/builtinPlugins.ts:7-17,149-150`
- CLI/plugin command surface under `src/commands/plugin/` and `src/commands/reload-plugins/`. - `src/plugins/bundled/index.ts:7-22`
- `src/cli/handlers/plugins.ts:51,101,157,668`
- `src/services/plugins/pluginOperations.ts:16,54,306,435,713`
- `src/services/plugins/pluginCliCommands.ts:7,36`
### Rust exists ### Rust currently has
Evidence: - I did **not** find a dedicated plugin crate/module/handler under `rust/crates/`.
- No dedicated plugin subsystem appears under `rust/crates/`. - The Rust crate layout is only `api`, `commands`, `compat-harness`, `runtime`, `rusty-claude-cli`, and `tools`.
- Repo-wide Rust references to plugins are effectively absent beyond text/help mentions.
### Missing or broken in Rust ### Missing or broken in Rust
- No plugin loader. - **Plugin loading/install/update/validation is missing.**
- No marketplace install/update/enable/disable flow. - **No plugin CLI surface found** comparable to `claude plugin ...`.
- No `/plugin` or `/reload-plugins` parity. - **No plugin runtime refresh/reconciliation layer found**.
- No plugin-provided hook/tool/command/MCP extension path. - This is one of the largest parity gaps.
**Status:** missing.
--- ---
## skills/ and CLAUDE.md discovery ## 4) skills/
### TS exists ### Upstream TS has
Evidence: - Bundled skills registry and loader integration, plus a `skills` command.
- Skill loading/registry pipeline in `src/skills/loadSkillsDir.ts`, `src/skills/bundledSkills.ts`, and `src/skills/mcpSkillBuilders.ts`. - Evidence:
- Bundled skills under `src/skills/bundled/`. - `src/commands/skills/index.ts:6`
- Skills command surface under `src/commands/skills/`. - `src/skills/bundledSkills.ts:44,99,107,114`
- `src/skills/loadSkillsDir.ts:65`
- `src/skills/mcpSkillBuilders.ts:4-21,40`
### Rust exists ### Rust currently has
Evidence: - A `Skill` tool that loads local `SKILL.md` files directly:
- `Skill` tool in `rust/crates/tools/src/lib.rs` resolves and reads local `SKILL.md` files. - `rust/crates/tools/src/lib.rs:1244-1255`
- CLAUDE.md discovery is implemented in `rust/crates/runtime/src/prompt.rs`. - `rust/crates/tools/src/lib.rs:1288-1323`
- Rust supports `/memory` and `/init` via `rust/crates/commands/src/lib.rs` and `rust/crates/rusty-claude-cli/src/main.rs`. - CLAUDE.md / instruction discovery exists in runtime prompt loading:
- `rust/crates/runtime/src/prompt.rs:203-208`
### Missing or broken in Rust ### Missing or broken in Rust
- No bundled skill registry equivalent. - **No Rust `/skills` slash command** in `rust/crates/commands/src/lib.rs:41-166`.
- No `/skills` command. - **No visible bundled-skill registry equivalent** to TS `bundledSkills.ts` / `loadSkillsDir.ts` / `mcpSkillBuilders.ts`.
- No MCP skill-builder pipeline. - Current Rust skill support is closer to **direct file loading** than full upstream **skill discovery/registration/command integration**.
- No TS-style live skill discovery/reload/change handling.
- No comparable session-memory / team-memory integration around skills.
**Status:** basic local skill loading only.
--- ---
## cli/ ## 5) cli/
### TS exists ### Upstream TS has
Evidence: - Broad CLI handler and transport surface.
- Large command surface under `src/commands/` including `agents`, `hooks`, `mcp`, `memory`, `model`, `permissions`, `plan`, `plugin`, `resume`, `review`, `skills`, `tasks`, and many more. - Evidence:
- Structured/remote transport stack in `src/cli/structuredIO.ts`, `src/cli/remoteIO.ts`, and `src/cli/transports/*`. - `src/cli/handlers/agents.ts:2-32`
- CLI handler split in `src/cli/handlers/*`. - `src/cli/handlers/auth.ts`
- `src/cli/handlers/autoMode.ts:24,35,73`
- `src/cli/handlers/plugins.ts:2-3,101,157,668`
- `src/cli/remoteIO.ts:25-35,118-127`
- `src/cli/transports/SSETransport.ts`
- `src/cli/transports/WebSocketTransport.ts`
- `src/cli/transports/HybridTransport.ts`
- `src/cli/transports/SerialBatchEventUploader.ts`
- `src/cli/transports/WorkerStateUploader.ts`
### Rust exists ### Rust currently has
Evidence: - Minimal top-level subcommands in `rust/crates/rusty-claude-cli/src/args.rs:29-39` and `rust/crates/rusty-claude-cli/src/main.rs:67-90,242-261`.
- Shared slash command registry in `rust/crates/commands/src/lib.rs`. - Slash command surface is 15 commands total in `rust/crates/commands/src/lib.rs:41-166,389`.
- Rust slash commands currently cover `help`, `status`, `compact`, `model`, `permissions`, `clear`, `cost`, `resume`, `config`, `memory`, `init`, `diff`, `version`, `export`, `session`.
- Main CLI/repl/prompt handling lives in `rust/crates/rusty-claude-cli/src/main.rs`.
### Missing or broken in Rust ### Missing or broken in Rust
- Missing major TS command families: `/agents`, `/hooks`, `/mcp`, `/plugin`, `/skills`, `/plan`, `/review`, `/tasks`, and many others. - **Missing major CLI subcommand families**: agents, plugins, mcp management, auto-mode tooling, and many other TS commands.
- No Rust equivalent to TS structured IO / remote transport layers. - **Missing remote/transport stack parity**: I did not find Rust equivalents to TS remote structured IO / SSE / websocket / CCR transport layers.
- No TS-style handler decomposition for auth/plugins/MCP/agents. - **Slash command breadth is much narrower** than TS command inventory under `src/commands/`.
- JSON prompt mode is improved on this branch, but still not clean transport parity: empirical verification shows tool-capable JSON output can emit human-readable tool-result lines before the final JSON object. - **Prompt-mode parity bug** was present and is now fixed for this branchs prompt path.
**Status:** functional local CLI core, much narrower than TS.
--- ---
## assistant/ (agentic loop, streaming, tool calling) ## 6) assistant/
### TS exists ### Upstream TS has
Evidence: - Rich tool orchestration and streaming execution behavior, including concurrency/cancellation/fallback logic.
- Assistant/session surface at `src/assistant/sessionHistory.ts`. - Evidence:
- Tool orchestration in `src/services/tools/StreamingToolExecutor.ts`, `src/services/tools/toolExecution.ts`, `src/services/tools/toolOrchestration.ts`. - `src/services/tools/StreamingToolExecutor.ts:35-214`
- Remote/structured streaming layers in `src/cli/structuredIO.ts` and `src/cli/remoteIO.ts`. - `src/services/tools/toolExecution.ts:455-569,800-918,1483`
- `src/services/tools/toolOrchestration.ts:134-167`
- `src/assistant/sessionHistory.ts`
### Rust exists ### Rust currently has
Evidence: - A straightforward agentic loop in `rust/crates/runtime/src/conversation.rs:130-214`.
- Core loop in `rust/crates/runtime/src/conversation.rs`. - Streaming API adaptation in `rust/crates/rusty-claude-cli/src/main.rs:1998-2058`.
- Stream/tool event translation in `rust/crates/rusty-claude-cli/src/main.rs`. - Tool-use block assembly and non-stream fallback handling in `rust/crates/rusty-claude-cli/src/main.rs:2211-2256`.
- Session persistence in `rust/crates/runtime/src/session.rs`.
### Missing or broken in Rust ### Missing or broken in Rust
- No TS-style hook-aware orchestration layer. - **No TS-style streaming tool executor** with sibling cancellation / fallback discard semantics.
- No TS structured/remote assistant transport stack. - **No integrated PreToolUse/PostToolUse hook participation** in assistant execution.
- No richer TS assistant/session-history/background-task integration. - **No comparable orchestration layer for richer tool event semantics** found.
- JSON output path is no longer single-turn only on this branch, but output cleanliness still lags TS transport expectations. - Historically broken parity items in prompt mode were:
- prompt tool enablement (`main.rs:75-82`) — now fixed on this branch
**Status:** strong core loop, missing orchestration layers. - streamed `{}` tool-input prefix behavior (`main.rs:2211-2256`) — now fixed/guarded on this branch
--- ---
## services/ (API client, auth, models, MCP) ## 7) services/
### TS exists ### Upstream TS has
Evidence: - Very broad service layer, including API, analytics, compact/session memory, prompt suggestions, plugin services, MCP service helpers, LSP management, policy limits, team memory sync, notifier/tips, etc.
- API services under `src/services/api/*`. - Evidence:
- OAuth services under `src/services/oauth/*`. - `src/services/api/client.ts`, `src/services/api/claude.ts`, `src/services/api/withRetry.ts`
- MCP services under `src/services/mcp/*`. - `src/services/oauth/client.ts`, `src/services/oauth/index.ts`
- Additional service layers for analytics, prompt suggestion, session memory, plugin operations, settings sync, policy limits, team memory sync, notifier, voice, and more under `src/services/*`. - `src/services/mcp/*`
- `src/services/plugins/*`
- `src/services/lsp/*`
- `src/services/compact/*`
- `src/services/SessionMemory/*`
- `src/services/PromptSuggestion/*`
- `src/services/analytics/*`
- `src/services/teamMemorySync/*`
### Rust exists ### Rust currently has
Evidence: - Core service equivalents for:
- Core Anthropic API client in `rust/crates/api/src/{client,error,sse,types}.rs`. - API client + SSE: `rust/crates/api/src/client.rs`, `rust/crates/api/src/sse.rs`, `rust/crates/api/src/types.rs`
- OAuth support in `rust/crates/runtime/src/oauth.rs`. - OAuth: `rust/crates/runtime/src/oauth.rs`
- MCP config/bootstrap/client support in `rust/crates/runtime/src/{config,mcp,mcp_client,mcp_stdio}.rs`. - MCP config/bootstrap primitives: `rust/crates/runtime/src/mcp.rs`, `rust/crates/runtime/src/mcp_client.rs`, `rust/crates/runtime/src/mcp_stdio.rs`, `rust/crates/runtime/src/config.rs`
- Usage accounting in `rust/crates/runtime/src/usage.rs`. - prompt/context loading: `rust/crates/runtime/src/prompt.rs`
- Remote upstream-proxy support in `rust/crates/runtime/src/remote.rs`. - session compaction/runtime usage: `rust/crates/runtime/src/compact.rs`, `rust/crates/runtime/src/usage.rs`
### Missing or broken in Rust ### Missing or broken in Rust
- Most TS service ecosystem beyond core messaging/auth/MCP is absent. - **Missing many higher-level services**: analytics, plugin services, prompt suggestion, team memory sync, richer LSP service management, notifier/tips ecosystem, and much of the surrounding product/service scaffolding.
- No TS-equivalent plugin service layer. - Rust is closer to a **runtime/API core** than a full parity implementation of the TS service layer.
- No TS-equivalent analytics/settings-sync/policy-limit/team-memory subsystems.
- No TS-style MCP connection-manager/UI layer.
- Model/provider ergonomics remain thinner than TS.
**Status:** core foundation exists; broader service ecosystem missing.
--- ---
## Critical bug status in this worktree ## Highest-priority parity gaps after the critical bug fixes
### Fixed 1. **Hook execution parity**
- **Prompt mode tools enabled** - Config exists, execution does not appear to.
- `rust/crates/rusty-claude-cli/src/main.rs` now constructs prompt mode with `LiveCli::new(model, true, ...)`. - This affects permissions, tool interception, and continuation behavior.
- **Default permission mode = DangerFullAccess**
- Runtime default now resolves to `DangerFullAccess` in `rust/crates/rusty-claude-cli/src/main.rs`.
- Clap default also uses `DangerFullAccess` in `rust/crates/rusty-claude-cli/src/args.rs`.
- Init template writes `dontAsk` in `rust/crates/rusty-claude-cli/src/init.rs`.
- **Streaming `{}` tool-input prefix bug**
- `rust/crates/rusty-claude-cli/src/main.rs` now strips the initial empty object only for streaming tool input, while preserving legitimate `{}` in non-stream responses.
- **Unlimited max_iterations**
- Verified at `rust/crates/runtime/src/conversation.rs` with `usize::MAX`.
### Remaining notable parity issue 2. **Plugin system parity**
- **JSON prompt output cleanliness** - Entire install/load/manage surface appears missing.
- Tool-capable JSON mode now loops, but empirical verification still shows pre-JSON human-readable tool-result output when tools fire.
3. **CLI breadth parity**
- Missing many upstream command families and remote transports.
4. **Tool surface parity**
- MVP tool registry exists, but a large number of upstream tool types are absent.
5. **Assistant orchestration parity**
- Core loop exists, but advanced streaming/execution behaviors from TS are missing.
## Recommended next work after current critical fixes
1. Finish build/test/manual verification of the critical bug patch.
2. Implement **hook execution** before broadening the tool surface further.
3. Decide whether **plugins** are in-scope for parity; if yes, this likely needs dedicated design work, not a small patch.
4. Expand the CLI/tool matrix deliberately rather than adding one-off commands without shared orchestration support.

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{"messages":[{"blocks":[{"text":"who are you?","type":"text"}],"role":"user"},{"blocks":[{"text":"I'm **Claude**, an AI assistant built by Anthropic, currently running as a **Claude Code agent** (Claude Opus 4.6). I'm set up in your workspace at `/home/bellman/Workspace/clawd-code/rust` with the **oh-my-claudecode (OMC)** orchestration layer active.\n\nHere's what I can help you with:\n\n- **Software engineering tasks** — reading, writing, and refactoring code\n- **Debugging** — diagnosing issues, running tests, tracing errors\n- **Research & planning** — exploring codebases, understanding architecture, planning changes\n- **Shell commands** — building, testing, running tools in your environment\n- **Multi-agent workflows** — delegating specialized work (reviews, deep analysis, etc.) via OMC\n\nI have access to your local filesystem, can execute shell commands, search the web, and coordinate specialized sub-agents for complex tasks.\n\nWhat can I help you with today?","type":"text"}],"role":"assistant","usage":{"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"input_tokens":4292,"output_tokens":220}}],"version":1}

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{"messages":[],"version":1}

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{"messages":[],"version":1}

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{"messages":[{"blocks":[{"text":"clear","type":"text"}],"role":"user"},{"blocks":[{"text":"\n\nI've cleared the conversation. How can I help you today?","type":"text"}],"role":"assistant","usage":{"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"input_tokens":4272,"output_tokens":17}}],"version":1}

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{"messages":[{"blocks":[{"text":"exit","type":"text"}],"role":"user"},{"blocks":[{"text":"\n\nGoodbye! 👋","type":"text"}],"role":"assistant","usage":{"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"input_tokens":4272,"output_tokens":10}}],"version":1}

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{"messages":[],"version":1}

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[
{
"content": "Architecture & dependency analysis",
"activeForm": "Complete",
"status": "completed"
},
{
"content": "Runtime crate deep analysis",
"activeForm": "Complete",
"status": "completed"
},
{
"content": "CLI & Tools analysis",
"activeForm": "Complete",
"status": "completed"
},
{
"content": "Code quality verification",
"activeForm": "Complete",
"status": "completed"
},
{
"content": "Synthesize findings into unified report",
"activeForm": "Writing report",
"status": "in_progress"
}
]

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@@ -1,221 +0,0 @@
# TUI Enhancement Plan — Claw Code (`rusty-claude-cli`)
## Executive Summary
This plan covers a comprehensive analysis of the current terminal user interface and proposes phased enhancements that will transform the existing REPL/prompt CLI into a polished, modern TUI experience — while preserving the existing clean architecture and test coverage.
---
## 1. Current Architecture Analysis
### Crate Map
| Crate | Purpose | Lines | TUI Relevance |
|---|---|---|---|
| `rusty-claude-cli` | Main binary: REPL loop, arg parsing, rendering, API bridge | ~3,600 | **Primary TUI surface** |
| `runtime` | Session, conversation loop, config, permissions, compaction | ~5,300 | Provides data/state |
| `api` | Anthropic HTTP client + SSE streaming | ~1,500 | Provides stream events |
| `commands` | Slash command metadata/parsing/help | ~470 | Drives command dispatch |
| `tools` | 18 built-in tool implementations | ~3,500 | Tool execution display |
### Current TUI Components
| Component | File | What It Does Today | Quality |
|---|---|---|---|
| **Input** | `input.rs` (269 lines) | `rustyline`-based line editor with slash-command tab completion, Shift+Enter newline, history | ✅ Solid |
| **Rendering** | `render.rs` (641 lines) | Markdown→terminal rendering (headings, lists, tables, code blocks with syntect highlighting, blockquotes), spinner widget | ✅ Good |
| **App/REPL loop** | `main.rs` (3,159 lines) | The monolithic `LiveCli` struct: REPL loop, all slash command handlers, streaming output, tool call display, permission prompting, session management | ⚠️ Monolithic |
| **Alt App** | `app.rs` (398 lines) | An earlier `CliApp` prototype with `ConversationClient`, stream event handling, `TerminalRenderer`, output format support | ⚠️ Appears unused/legacy |
### Key Dependencies
- **crossterm 0.28** — terminal control (cursor, colors, clear)
- **pulldown-cmark 0.13** — Markdown parsing
- **syntect 5** — syntax highlighting
- **rustyline 15** — line editing with completion
- **serde_json** — tool I/O formatting
### Strengths
1. **Clean rendering pipeline**: Markdown rendering is well-structured with state tracking, table rendering, code highlighting
2. **Rich tool display**: Tool calls get box-drawing borders (`╭─ name ─╮`), results show ✓/✗ icons
3. **Comprehensive slash commands**: 15 commands covering model switching, permissions, sessions, config, diff, export
4. **Session management**: Full persistence, resume, list, switch, compaction
5. **Permission prompting**: Interactive Y/N approval for restricted tool calls
6. **Thorough tests**: Every formatting function, every parse path has unit tests
### Weaknesses & Gaps
1. **`main.rs` is a 3,159-line monolith** — all REPL logic, formatting, API bridging, session management, and tests in one file
2. **No alternate-screen / full-screen layout** — everything is inline scrolling output
3. **No progress bars** — only a single braille spinner; no indication of streaming progress or token counts during generation
4. **No visual diff rendering**`/diff` just dumps raw git diff text
5. **No syntax highlighting in streamed output** — markdown rendering only applies to tool results, not to the main assistant response stream
6. **No status bar / HUD** — model, tokens, session info not visible during interaction
7. **No image/attachment preview**`SendUserMessage` resolves attachments but never displays them
8. **Streaming is char-by-char with artificial delay**`stream_markdown` sleeps 8ms per whitespace-delimited chunk
9. **No color theme customization** — hardcoded `ColorTheme::default()`
10. **No resize handling** — no terminal size awareness for wrapping, truncation, or layout
11. **Dual app structs**`app.rs` has a separate `CliApp` that duplicates `LiveCli` from `main.rs`
12. **No pager for long outputs**`/status`, `/config`, `/memory` can overflow the viewport
13. **Tool results not collapsible** — large bash outputs flood the screen
14. **No thinking/reasoning indicator** — when the model is in "thinking" mode, no visual distinction
15. **No auto-complete for tool arguments** — only slash command names complete
---
## 2. Enhancement Plan
### Phase 0: Structural Cleanup (Foundation)
**Goal**: Break the monolith, remove dead code, establish the module structure for TUI work.
| Task | Description | Effort |
|---|---|---|
| 0.1 | **Extract `LiveCli` into `app.rs`** — Move the entire `LiveCli` struct, its impl, and helpers (`format_*`, `render_*`, session management) out of `main.rs` into focused modules: `app.rs` (core), `format.rs` (report formatting), `session_manager.rs` (session CRUD) | M |
| 0.2 | **Remove or merge the legacy `CliApp`** — The existing `app.rs` has an unused `CliApp` with its own `ConversationClient`-based rendering. Either delete it or merge its unique features (stream event handler pattern) into the active `LiveCli` | S |
| 0.3 | **Extract `main.rs` arg parsing** — The current `parse_args()` is a hand-rolled parser that duplicates the clap-based `args.rs`. Consolidate on the hand-rolled parser (it's more feature-complete) and move it to `args.rs`, or adopt clap fully | S |
| 0.4 | **Create a `tui/` module** — Introduce `crates/rusty-claude-cli/src/tui/mod.rs` as the namespace for all new TUI components: `status_bar.rs`, `layout.rs`, `tool_panel.rs`, etc. | S |
### Phase 1: Status Bar & Live HUD
**Goal**: Persistent information display during interaction.
| Task | Description | Effort |
|---|---|---|
| 1.1 | **Terminal-size-aware status line** — Use `crossterm::terminal::size()` to render a bottom-pinned status bar showing: model name, permission mode, session ID, cumulative token count, estimated cost | M |
| 1.2 | **Live token counter** — Update the status bar in real-time as `AssistantEvent::Usage` and `AssistantEvent::TextDelta` events arrive during streaming | M |
| 1.3 | **Turn duration timer** — Show elapsed time for the current turn (the `showTurnDuration` config already exists in Config tool but isn't wired up) | S |
| 1.4 | **Git branch indicator** — Display the current git branch in the status bar (already parsed via `parse_git_status_metadata`) | S |
### Phase 2: Enhanced Streaming Output
**Goal**: Make the main response stream visually rich and responsive.
| Task | Description | Effort |
|---|---|---|
| 2.1 | **Live markdown rendering** — Instead of raw text streaming, buffer text deltas and incrementally render Markdown as it arrives (heading detection, bold/italic, inline code). The existing `TerminalRenderer::render_markdown` can be adapted for incremental use | L |
| 2.2 | **Thinking indicator** — When extended thinking/reasoning is active, show a distinct animated indicator (e.g., `🧠 Reasoning...` with pulsing dots or a different spinner) instead of the generic `🦀 Thinking...` | S |
| 2.3 | **Streaming progress bar** — Add an optional horizontal progress indicator below the spinner showing approximate completion (based on max_tokens vs. output_tokens so far) | M |
| 2.4 | **Remove artificial stream delay** — The current `stream_markdown` sleeps 8ms per chunk. For tool results this is fine, but for the main response stream it should be immediate or configurable | S |
### Phase 3: Tool Call Visualization
**Goal**: Make tool execution legible and navigable.
| Task | Description | Effort |
|---|---|---|
| 3.1 | **Collapsible tool output** — For tool results longer than N lines (configurable, default 15), show a summary with `[+] Expand` hint; pressing a key reveals the full output. Initially implement as truncation with a "full output saved to file" fallback | M |
| 3.2 | **Syntax-highlighted tool results** — When tool results contain code (detected by tool name — `bash` stdout, `read_file` content, `REPL` output), apply syntect highlighting rather than rendering as plain text | M |
| 3.3 | **Tool call timeline** — For multi-tool turns, show a compact summary: `🔧 bash → ✓ | read_file → ✓ | edit_file → ✓ (3 tools, 1.2s)` after all tool calls complete | S |
| 3.4 | **Diff-aware edit_file display** — When `edit_file` succeeds, show a colored unified diff of the change instead of just `✓ edit_file: path` | M |
| 3.5 | **Permission prompt enhancement** — Style the approval prompt with box drawing, color the tool name, show a one-line summary of what the tool will do | S |
### Phase 4: Enhanced Slash Commands & Navigation
**Goal**: Improve information display and add missing features.
| Task | Description | Effort |
|---|---|---|
| 4.1 | **Colored `/diff` output** — Parse the git diff and render it with red/green coloring for removals/additions, similar to `delta` or `diff-so-fancy` | M |
| 4.2 | **Pager for long outputs** — When `/status`, `/config`, `/memory`, or `/diff` produce output longer than the terminal height, pipe through an internal pager (scroll with j/k/q) or external `$PAGER` | M |
| 4.3 | **`/search` command** — Add a new command to search conversation history by keyword | M |
| 4.4 | **`/undo` command** — Undo the last file edit by restoring from the `originalFile` data in `write_file`/`edit_file` tool results | M |
| 4.5 | **Interactive session picker** — Replace the text-based `/session list` with an interactive fuzzy-filterable list (up/down arrows to select, enter to switch) | L |
| 4.6 | **Tab completion for tool arguments** — Extend `SlashCommandHelper` to complete file paths after `/export`, model names after `/model`, session IDs after `/session switch` | M |
### Phase 5: Color Themes & Configuration
**Goal**: User-customizable visual appearance.
| Task | Description | Effort |
|---|---|---|
| 5.1 | **Named color themes** — Add `dark` (current default), `light`, `solarized`, `catppuccin` themes. Wire to the existing `Config` tool's `theme` setting | M |
| 5.2 | **ANSI-256 / truecolor detection** — Detect terminal capabilities and fall back gracefully (no colors → 16 colors → 256 → truecolor) | M |
| 5.3 | **Configurable spinner style** — Allow choosing between braille dots, bar, moon phases, etc. | S |
| 5.4 | **Banner customization** — Make the ASCII art banner optional or configurable via settings | S |
### Phase 6: Full-Screen TUI Mode (Stretch)
**Goal**: Optional alternate-screen layout for power users.
| Task | Description | Effort |
|---|---|---|
| 6.1 | **Add `ratatui` dependency** — Introduce `ratatui` (terminal UI framework) as an optional dependency for the full-screen mode | S |
| 6.2 | **Split-pane layout** — Top pane: conversation with scrollback; Bottom pane: input area; Right sidebar (optional): tool status/todo list | XL |
| 6.3 | **Scrollable conversation view** — Navigate past messages with PgUp/PgDn, search within conversation | L |
| 6.4 | **Keyboard shortcuts panel** — Show `?` help overlay with all keybindings | M |
| 6.5 | **Mouse support** — Click to expand tool results, scroll conversation, select text for copy | L |
---
## 3. Priority Recommendation
### Immediate (High Impact, Moderate Effort)
1. **Phase 0** — Essential cleanup. The 3,159-line `main.rs` is the #1 maintenance risk and blocks clean TUI additions.
2. **Phase 1.11.2** — Status bar with live tokens. Highest-impact UX win: users constantly want to know token usage.
3. **Phase 2.4** — Remove artificial delay. Low effort, immediately noticeable improvement.
4. **Phase 3.1** — Collapsible tool output. Large bash outputs currently wreck readability.
### Near-Term (Next Sprint)
5. **Phase 2.1** — Live markdown rendering. Makes the core interaction feel polished.
6. **Phase 3.2** — Syntax-highlighted tool results.
7. **Phase 3.4** — Diff-aware edit display.
8. **Phase 4.1** — Colored diff for `/diff`.
### Longer-Term
9. **Phase 5** — Color themes (user demand-driven).
10. **Phase 4.24.6** — Enhanced navigation and commands.
11. **Phase 6** — Full-screen mode (major undertaking, evaluate after earlier phases ship).
---
## 4. Architecture Recommendations
### Module Structure After Phase 0
```
crates/rusty-claude-cli/src/
├── main.rs # Entrypoint, arg dispatch only (~100 lines)
├── args.rs # CLI argument parsing (consolidate existing two parsers)
├── app.rs # LiveCli struct, REPL loop, turn execution
├── format.rs # All report formatting (status, cost, model, permissions, etc.)
├── session_mgr.rs # Session CRUD: create, resume, list, switch, persist
├── init.rs # Repo initialization (unchanged)
├── input.rs # Line editor (unchanged, minor extensions)
├── render.rs # TerminalRenderer, Spinner (extended)
└── tui/
├── mod.rs # TUI module root
├── status_bar.rs # Persistent bottom status line
├── tool_panel.rs # Tool call visualization (boxes, timelines, collapsible)
├── diff_view.rs # Colored diff rendering
├── pager.rs # Internal pager for long outputs
└── theme.rs # Color theme definitions and selection
```
### Key Design Principles
1. **Keep the inline REPL as the default** — Full-screen TUI should be opt-in (`--tui` flag)
2. **Everything testable without a terminal** — All formatting functions take `&mut impl Write`, never assume stdout directly
3. **Streaming-first** — Rendering should work incrementally, not buffering the entire response
4. **Respect `crossterm` for all terminal control** — Don't mix raw ANSI escape codes with crossterm (the current codebase does this in the startup banner)
5. **Feature-gate heavy dependencies**`ratatui` should be behind a `full-tui` feature flag
---
## 5. Risk Assessment
| Risk | Mitigation |
|---|---|
| Breaking the working REPL during refactor | Phase 0 is pure restructuring with existing test coverage as safety net |
| Terminal compatibility issues (tmux, SSH, Windows) | Rely on crossterm's abstraction; test in degraded environments |
| Performance regression with rich rendering | Profile before/after; keep the fast path (raw streaming) always available |
| Scope creep into Phase 6 | Ship Phases 03 as a coherent release before starting Phase 6 |
| `app.rs` vs `main.rs` confusion | Phase 0.2 explicitly resolves this by removing the legacy `CliApp` |
---
*Generated: 2026-03-31 | Workspace: `rust/` | Branch: `dev/rust`*

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version = "12"
[overrides]

2
rust/Cargo.lock generated
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@@ -1545,12 +1545,10 @@ dependencies = [
name = "tools" name = "tools"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"api",
"reqwest", "reqwest",
"runtime", "runtime",
"serde", "serde",
"serde_json", "serde_json",
"tokio",
] ]
[[package]] [[package]]

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# 🦞 Claw Code — Rust Implementation # Rusty Claude CLI
A high-performance Rust rewrite of the Claude Code CLI agent harness. Built for speed, safety, and native tool execution. `rust/` contains the Rust workspace for the integrated `rusty-claude-cli` deliverable.
It is intended to be something you can clone, build, and run directly.
## Quick Start ## Workspace layout
```bash ```text
# Build
cd rust/
cargo build --release
# Run interactive REPL
./target/release/claw
# One-shot prompt
./target/release/claw prompt "explain this codebase"
# With specific model
./target/release/claw --model sonnet prompt "fix the bug in main.rs"
```
## Configuration
Set your API credentials:
```bash
export ANTHROPIC_API_KEY="sk-ant-..."
# Or use a proxy
export ANTHROPIC_BASE_URL="https://your-proxy.com"
```
Or authenticate via OAuth:
```bash
claw login
```
## Features
| Feature | Status |
|---------|--------|
| Anthropic API + streaming | ✅ |
| OAuth login/logout | ✅ |
| Interactive REPL (rustyline) | ✅ |
| Tool system (bash, read, write, edit, grep, glob) | ✅ |
| Web tools (search, fetch) | ✅ |
| Sub-agent orchestration | ✅ |
| Todo tracking | ✅ |
| Notebook editing | ✅ |
| CLAUDE.md / project memory | ✅ |
| Config file hierarchy (.claude.json) | ✅ |
| Permission system | ✅ |
| MCP server lifecycle | ✅ |
| Session persistence + resume | ✅ |
| Extended thinking (thinking blocks) | ✅ |
| Cost tracking + usage display | ✅ |
| Git integration | ✅ |
| Markdown terminal rendering (ANSI) | ✅ |
| Model aliases (opus/sonnet/haiku) | ✅ |
| Slash commands (/status, /compact, /clear, etc.) | ✅ |
| Hooks (PreToolUse/PostToolUse) | 🔧 Config only |
| Plugin system | 📋 Planned |
| Skills registry | 📋 Planned |
## Model Aliases
Short names resolve to the latest model versions:
| Alias | Resolves To |
|-------|------------|
| `opus` | `claude-opus-4-6` |
| `sonnet` | `claude-sonnet-4-6` |
| `haiku` | `claude-haiku-4-5-20251213` |
## CLI Flags
```
claw [OPTIONS] [COMMAND]
Options:
--model MODEL Set the model (alias or full name)
--dangerously-skip-permissions Skip all permission checks
--permission-mode MODE Set read-only, workspace-write, or danger-full-access
--allowedTools TOOLS Restrict enabled tools
--output-format FORMAT Output format (text or json)
--version, -V Print version info
Commands:
prompt <text> One-shot prompt (non-interactive)
login Authenticate via OAuth
logout Clear stored credentials
init Initialize project config
doctor Check environment health
self-update Update to latest version
```
## Slash Commands (REPL)
| Command | Description |
|---------|-------------|
| `/help` | Show help |
| `/status` | Show session status (model, tokens, cost) |
| `/cost` | Show cost breakdown |
| `/compact` | Compact conversation history |
| `/clear` | Clear conversation |
| `/model [name]` | Show or switch model |
| `/permissions` | Show or switch permission mode |
| `/config [section]` | Show config (env, hooks, model) |
| `/memory` | Show CLAUDE.md contents |
| `/diff` | Show git diff |
| `/export [path]` | Export conversation |
| `/session [id]` | Resume a previous session |
| `/version` | Show version |
## Workspace Layout
```
rust/ rust/
├── Cargo.toml # Workspace root ├── Cargo.toml
├── Cargo.lock ├── Cargo.lock
├── README.md
└── crates/ └── crates/
├── api/ # Anthropic API client + SSE streaming ├── api/ # Anthropic API client + SSE streaming support
├── commands/ # Shared slash-command registry ├── commands/ # Shared slash-command metadata/help surfaces
├── compat-harness/ # TS manifest extraction harness ├── compat-harness/ # Upstream TS manifest extraction harness
├── runtime/ # Session, config, permissions, MCP, prompts ├── runtime/ # Session/runtime/config/prompt orchestration
├── rusty-claude-cli/ # Main CLI binary (`claw`) ├── rusty-claude-cli/ # Main CLI binary
└── tools/ # Built-in tool implementations └── tools/ # Built-in tool implementations
``` ```
### Crate Responsibilities ## Prerequisites
- **api** — HTTP client, SSE stream parser, request/response types, auth (API key + OAuth bearer) - Rust toolchain installed (`rustup`, stable toolchain)
- **commands** — Slash command definitions and help text generation - Network access and Anthropic credentials for live prompt/REPL usage
- **compat-harness** — Extracts tool/prompt manifests from upstream TS source
- **runtime** — `ConversationRuntime` agentic loop, `ConfigLoader` hierarchy, `Session` persistence, permission policy, MCP client, system prompt assembly, usage tracking
- **rusty-claude-cli** — REPL, one-shot prompt, streaming display, tool call rendering, CLI argument parsing
- **tools** — Tool specs + execution: Bash, ReadFile, WriteFile, EditFile, GlobSearch, GrepSearch, WebSearch, WebFetch, Agent, TodoWrite, NotebookEdit, Skill, ToolSearch, REPL runtimes
## Stats ## Build
- **~20K lines** of Rust From the repository root:
- **6 crates** in workspace
- **Binary name:** `claw`
- **Default model:** `claude-opus-4-6`
- **Default permissions:** `danger-full-access`
## License ```bash
cd rust
cargo build --release -p rusty-claude-cli
```
See repository root. The optimized binary will be written to:
```bash
./target/release/rusty-claude-cli
```
## Test
Run the verified workspace test suite used for release-readiness:
```bash
cd rust
cargo test --workspace --exclude compat-harness
```
## Quick start
### Show help
```bash
cd rust
cargo run -p rusty-claude-cli -- --help
```
### Print version
```bash
cd rust
cargo run -p rusty-claude-cli -- --version
```
### Login with OAuth
Configure `settings.json` with an `oauth` block containing `clientId`, `authorizeUrl`, `tokenUrl`, optional `callbackPort`, and optional `scopes`, then run:
```bash
cd rust
cargo run -p rusty-claude-cli -- login
```
This opens the browser, listens on the configured localhost callback, exchanges the auth code for tokens, and stores OAuth credentials in `~/.claude/credentials.json` (or `$CLAUDE_CONFIG_HOME/credentials.json`).
### Logout
```bash
cd rust
cargo run -p rusty-claude-cli -- logout
```
This removes only the stored OAuth credentials and preserves unrelated JSON fields in `credentials.json`.
### Self-update
```bash
cd rust
cargo run -p rusty-claude-cli -- self-update
```
The command checks the latest GitHub release for `instructkr/clawd-code`, compares it to the current binary version, downloads the matching binary asset plus checksum manifest, verifies SHA-256, replaces the current executable, and prints the release changelog. If no published release or matching asset exists, it exits safely with an explanatory message.
## Usage examples
### 1) Prompt mode
Send one prompt, stream the answer, then exit:
```bash
cd rust
cargo run -p rusty-claude-cli -- prompt "Summarize the architecture of this repository"
```
Use a specific model:
```bash
cd rust
cargo run -p rusty-claude-cli -- --model claude-sonnet-4-20250514 prompt "List the key crates in this workspace"
```
Restrict enabled tools in an interactive session:
```bash
cd rust
cargo run -p rusty-claude-cli -- --allowedTools read,glob
```
Bootstrap Claude project files for the current repo:
```bash
cd rust
cargo run -p rusty-claude-cli -- init
```
### 2) REPL mode
Start the interactive shell:
```bash
cd rust
cargo run -p rusty-claude-cli --
```
Inside the REPL, useful commands include:
```text
/help
/status
/model claude-sonnet-4-20250514
/permissions workspace-write
/cost
/compact
/memory
/config
/init
/diff
/version
/export notes.txt
/sessions
/session list
/exit
```
### 3) Resume an existing session
Inspect or maintain a saved session file without entering the REPL:
```bash
cd rust
cargo run -p rusty-claude-cli -- --resume session-123456 /status /compact /cost
```
You can also inspect memory/config state for a restored session:
```bash
cd rust
cargo run -p rusty-claude-cli -- --resume ~/.claude/sessions/session-123456.json /memory /config
```
## Available commands
### Top-level CLI commands
- `prompt <text...>` — run one prompt non-interactively
- `--resume <session-id-or-path> [/commands...]` — inspect or maintain a saved session stored under `~/.claude/sessions/`
- `dump-manifests` — print extracted upstream manifest counts
- `bootstrap-plan` — print the current bootstrap skeleton
- `system-prompt [--cwd PATH] [--date YYYY-MM-DD]` — render the synthesized system prompt
- `self-update` — update the installed binary from the latest GitHub release when a matching asset is available
- `--help` / `-h` — show CLI help
- `--version` / `-V` — print the CLI version and build info locally (no API call)
- `--output-format text|json` — choose non-interactive prompt output rendering
- `--allowedTools <tool[,tool...]>` — restrict enabled tools for interactive sessions and prompt-mode tool use
### Interactive slash commands
- `/help` — show command help
- `/status` — show current session status
- `/compact` — compact local session history
- `/model [model]` — inspect or switch the active model
- `/permissions [read-only|workspace-write|danger-full-access]` — inspect or switch permissions
- `/clear [--confirm]` — clear the current local session
- `/cost` — show token usage totals
- `/resume <session-id-or-path>` — load a saved session into the REPL
- `/config [env|hooks|model]` — inspect discovered Claude config
- `/memory` — inspect loaded instruction memory files
- `/init` — bootstrap `.claude.json`, `.claude/`, `CLAUDE.md`, and local ignore rules
- `/diff` — show the current git diff for the workspace
- `/version` — print version and build metadata locally
- `/export [file]` — export the current conversation transcript
- `/sessions` — list recent managed local sessions from `~/.claude/sessions/`
- `/session [list|switch <session-id>]` — inspect or switch managed local sessions
- `/exit` — leave the REPL
## Environment variables
### Anthropic/API
- `ANTHROPIC_API_KEY` — highest-precedence API credential
- `ANTHROPIC_AUTH_TOKEN` — bearer-token override used when no API key is set
- Persisted OAuth credentials in `~/.claude/credentials.json` — used when neither env var is set
- `ANTHROPIC_BASE_URL` — override the Anthropic API base URL
- `ANTHROPIC_MODEL` — default model used by selected live integration tests
### CLI/runtime
- `RUSTY_CLAUDE_PERMISSION_MODE` — default REPL permission mode (`read-only`, `workspace-write`, or `danger-full-access`)
- `CLAUDE_CONFIG_HOME` — override Claude config discovery root
- `CLAUDE_CODE_REMOTE` — enable remote-session bootstrap handling when supported
- `CLAUDE_CODE_REMOTE_SESSION_ID` — remote session identifier when using remote mode
- `CLAUDE_CODE_UPSTREAM` — override the upstream TS source path for compat-harness extraction
- `CLAWD_WEB_SEARCH_BASE_URL` — override the built-in web search service endpoint used by tooling
## Notes
- `compat-harness` exists to compare the Rust port against the upstream TypeScript codebase and is intentionally excluded from the requested release test run.
- The CLI currently focuses on a practical integrated workflow: prompt execution, REPL operation, session inspection/resume, config discovery, and tool/runtime plumbing.

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@@ -1,221 +0,0 @@
# TUI Enhancement Plan — Claw Code (`rusty-claude-cli`)
## Executive Summary
This plan covers a comprehensive analysis of the current terminal user interface and proposes phased enhancements that will transform the existing REPL/prompt CLI into a polished, modern TUI experience — while preserving the existing clean architecture and test coverage.
---
## 1. Current Architecture Analysis
### Crate Map
| Crate | Purpose | Lines | TUI Relevance |
|---|---|---|---|
| `rusty-claude-cli` | Main binary: REPL loop, arg parsing, rendering, API bridge | ~3,600 | **Primary TUI surface** |
| `runtime` | Session, conversation loop, config, permissions, compaction | ~5,300 | Provides data/state |
| `api` | Anthropic HTTP client + SSE streaming | ~1,500 | Provides stream events |
| `commands` | Slash command metadata/parsing/help | ~470 | Drives command dispatch |
| `tools` | 18 built-in tool implementations | ~3,500 | Tool execution display |
### Current TUI Components
| Component | File | What It Does Today | Quality |
|---|---|---|---|
| **Input** | `input.rs` (269 lines) | `rustyline`-based line editor with slash-command tab completion, Shift+Enter newline, history | ✅ Solid |
| **Rendering** | `render.rs` (641 lines) | Markdown→terminal rendering (headings, lists, tables, code blocks with syntect highlighting, blockquotes), spinner widget | ✅ Good |
| **App/REPL loop** | `main.rs` (3,159 lines) | The monolithic `LiveCli` struct: REPL loop, all slash command handlers, streaming output, tool call display, permission prompting, session management | ⚠️ Monolithic |
| **Alt App** | `app.rs` (398 lines) | An earlier `CliApp` prototype with `ConversationClient`, stream event handling, `TerminalRenderer`, output format support | ⚠️ Appears unused/legacy |
### Key Dependencies
- **crossterm 0.28** — terminal control (cursor, colors, clear)
- **pulldown-cmark 0.13** — Markdown parsing
- **syntect 5** — syntax highlighting
- **rustyline 15** — line editing with completion
- **serde_json** — tool I/O formatting
### Strengths
1. **Clean rendering pipeline**: Markdown rendering is well-structured with state tracking, table rendering, code highlighting
2. **Rich tool display**: Tool calls get box-drawing borders (`╭─ name ─╮`), results show ✓/✗ icons
3. **Comprehensive slash commands**: 15 commands covering model switching, permissions, sessions, config, diff, export
4. **Session management**: Full persistence, resume, list, switch, compaction
5. **Permission prompting**: Interactive Y/N approval for restricted tool calls
6. **Thorough tests**: Every formatting function, every parse path has unit tests
### Weaknesses & Gaps
1. **`main.rs` is a 3,159-line monolith** — all REPL logic, formatting, API bridging, session management, and tests in one file
2. **No alternate-screen / full-screen layout** — everything is inline scrolling output
3. **No progress bars** — only a single braille spinner; no indication of streaming progress or token counts during generation
4. **No visual diff rendering**`/diff` just dumps raw git diff text
5. **No syntax highlighting in streamed output** — markdown rendering only applies to tool results, not to the main assistant response stream
6. **No status bar / HUD** — model, tokens, session info not visible during interaction
7. **No image/attachment preview**`SendUserMessage` resolves attachments but never displays them
8. **Streaming is char-by-char with artificial delay**`stream_markdown` sleeps 8ms per whitespace-delimited chunk
9. **No color theme customization** — hardcoded `ColorTheme::default()`
10. **No resize handling** — no terminal size awareness for wrapping, truncation, or layout
11. **Dual app structs**`app.rs` has a separate `CliApp` that duplicates `LiveCli` from `main.rs`
12. **No pager for long outputs**`/status`, `/config`, `/memory` can overflow the viewport
13. **Tool results not collapsible** — large bash outputs flood the screen
14. **No thinking/reasoning indicator** — when the model is in "thinking" mode, no visual distinction
15. **No auto-complete for tool arguments** — only slash command names complete
---
## 2. Enhancement Plan
### Phase 0: Structural Cleanup (Foundation)
**Goal**: Break the monolith, remove dead code, establish the module structure for TUI work.
| Task | Description | Effort |
|---|---|---|
| 0.1 | **Extract `LiveCli` into `app.rs`** — Move the entire `LiveCli` struct, its impl, and helpers (`format_*`, `render_*`, session management) out of `main.rs` into focused modules: `app.rs` (core), `format.rs` (report formatting), `session_manager.rs` (session CRUD) | M |
| 0.2 | **Remove or merge the legacy `CliApp`** — The existing `app.rs` has an unused `CliApp` with its own `ConversationClient`-based rendering. Either delete it or merge its unique features (stream event handler pattern) into the active `LiveCli` | S |
| 0.3 | **Extract `main.rs` arg parsing** — The current `parse_args()` is a hand-rolled parser that duplicates the clap-based `args.rs`. Consolidate on the hand-rolled parser (it's more feature-complete) and move it to `args.rs`, or adopt clap fully | S |
| 0.4 | **Create a `tui/` module** — Introduce `crates/rusty-claude-cli/src/tui/mod.rs` as the namespace for all new TUI components: `status_bar.rs`, `layout.rs`, `tool_panel.rs`, etc. | S |
### Phase 1: Status Bar & Live HUD
**Goal**: Persistent information display during interaction.
| Task | Description | Effort |
|---|---|---|
| 1.1 | **Terminal-size-aware status line** — Use `crossterm::terminal::size()` to render a bottom-pinned status bar showing: model name, permission mode, session ID, cumulative token count, estimated cost | M |
| 1.2 | **Live token counter** — Update the status bar in real-time as `AssistantEvent::Usage` and `AssistantEvent::TextDelta` events arrive during streaming | M |
| 1.3 | **Turn duration timer** — Show elapsed time for the current turn (the `showTurnDuration` config already exists in Config tool but isn't wired up) | S |
| 1.4 | **Git branch indicator** — Display the current git branch in the status bar (already parsed via `parse_git_status_metadata`) | S |
### Phase 2: Enhanced Streaming Output
**Goal**: Make the main response stream visually rich and responsive.
| Task | Description | Effort |
|---|---|---|
| 2.1 | **Live markdown rendering** — Instead of raw text streaming, buffer text deltas and incrementally render Markdown as it arrives (heading detection, bold/italic, inline code). The existing `TerminalRenderer::render_markdown` can be adapted for incremental use | L |
| 2.2 | **Thinking indicator** — When extended thinking/reasoning is active, show a distinct animated indicator (e.g., `🧠 Reasoning...` with pulsing dots or a different spinner) instead of the generic `🦀 Thinking...` | S |
| 2.3 | **Streaming progress bar** — Add an optional horizontal progress indicator below the spinner showing approximate completion (based on max_tokens vs. output_tokens so far) | M |
| 2.4 | **Remove artificial stream delay** — The current `stream_markdown` sleeps 8ms per chunk. For tool results this is fine, but for the main response stream it should be immediate or configurable | S |
### Phase 3: Tool Call Visualization
**Goal**: Make tool execution legible and navigable.
| Task | Description | Effort |
|---|---|---|
| 3.1 | **Collapsible tool output** — For tool results longer than N lines (configurable, default 15), show a summary with `[+] Expand` hint; pressing a key reveals the full output. Initially implement as truncation with a "full output saved to file" fallback | M |
| 3.2 | **Syntax-highlighted tool results** — When tool results contain code (detected by tool name — `bash` stdout, `read_file` content, `REPL` output), apply syntect highlighting rather than rendering as plain text | M |
| 3.3 | **Tool call timeline** — For multi-tool turns, show a compact summary: `🔧 bash → ✓ | read_file → ✓ | edit_file → ✓ (3 tools, 1.2s)` after all tool calls complete | S |
| 3.4 | **Diff-aware edit_file display** — When `edit_file` succeeds, show a colored unified diff of the change instead of just `✓ edit_file: path` | M |
| 3.5 | **Permission prompt enhancement** — Style the approval prompt with box drawing, color the tool name, show a one-line summary of what the tool will do | S |
### Phase 4: Enhanced Slash Commands & Navigation
**Goal**: Improve information display and add missing features.
| Task | Description | Effort |
|---|---|---|
| 4.1 | **Colored `/diff` output** — Parse the git diff and render it with red/green coloring for removals/additions, similar to `delta` or `diff-so-fancy` | M |
| 4.2 | **Pager for long outputs** — When `/status`, `/config`, `/memory`, or `/diff` produce output longer than the terminal height, pipe through an internal pager (scroll with j/k/q) or external `$PAGER` | M |
| 4.3 | **`/search` command** — Add a new command to search conversation history by keyword | M |
| 4.4 | **`/undo` command** — Undo the last file edit by restoring from the `originalFile` data in `write_file`/`edit_file` tool results | M |
| 4.5 | **Interactive session picker** — Replace the text-based `/session list` with an interactive fuzzy-filterable list (up/down arrows to select, enter to switch) | L |
| 4.6 | **Tab completion for tool arguments** — Extend `SlashCommandHelper` to complete file paths after `/export`, model names after `/model`, session IDs after `/session switch` | M |
### Phase 5: Color Themes & Configuration
**Goal**: User-customizable visual appearance.
| Task | Description | Effort |
|---|---|---|
| 5.1 | **Named color themes** — Add `dark` (current default), `light`, `solarized`, `catppuccin` themes. Wire to the existing `Config` tool's `theme` setting | M |
| 5.2 | **ANSI-256 / truecolor detection** — Detect terminal capabilities and fall back gracefully (no colors → 16 colors → 256 → truecolor) | M |
| 5.3 | **Configurable spinner style** — Allow choosing between braille dots, bar, moon phases, etc. | S |
| 5.4 | **Banner customization** — Make the ASCII art banner optional or configurable via settings | S |
### Phase 6: Full-Screen TUI Mode (Stretch)
**Goal**: Optional alternate-screen layout for power users.
| Task | Description | Effort |
|---|---|---|
| 6.1 | **Add `ratatui` dependency** — Introduce `ratatui` (terminal UI framework) as an optional dependency for the full-screen mode | S |
| 6.2 | **Split-pane layout** — Top pane: conversation with scrollback; Bottom pane: input area; Right sidebar (optional): tool status/todo list | XL |
| 6.3 | **Scrollable conversation view** — Navigate past messages with PgUp/PgDn, search within conversation | L |
| 6.4 | **Keyboard shortcuts panel** — Show `?` help overlay with all keybindings | M |
| 6.5 | **Mouse support** — Click to expand tool results, scroll conversation, select text for copy | L |
---
## 3. Priority Recommendation
### Immediate (High Impact, Moderate Effort)
1. **Phase 0** — Essential cleanup. The 3,159-line `main.rs` is the #1 maintenance risk and blocks clean TUI additions.
2. **Phase 1.11.2** — Status bar with live tokens. Highest-impact UX win: users constantly want to know token usage.
3. **Phase 2.4** — Remove artificial delay. Low effort, immediately noticeable improvement.
4. **Phase 3.1** — Collapsible tool output. Large bash outputs currently wreck readability.
### Near-Term (Next Sprint)
5. **Phase 2.1** — Live markdown rendering. Makes the core interaction feel polished.
6. **Phase 3.2** — Syntax-highlighted tool results.
7. **Phase 3.4** — Diff-aware edit display.
8. **Phase 4.1** — Colored diff for `/diff`.
### Longer-Term
9. **Phase 5** — Color themes (user demand-driven).
10. **Phase 4.24.6** — Enhanced navigation and commands.
11. **Phase 6** — Full-screen mode (major undertaking, evaluate after earlier phases ship).
---
## 4. Architecture Recommendations
### Module Structure After Phase 0
```
crates/rusty-claude-cli/src/
├── main.rs # Entrypoint, arg dispatch only (~100 lines)
├── args.rs # CLI argument parsing (consolidate existing two parsers)
├── app.rs # LiveCli struct, REPL loop, turn execution
├── format.rs # All report formatting (status, cost, model, permissions, etc.)
├── session_mgr.rs # Session CRUD: create, resume, list, switch, persist
├── init.rs # Repo initialization (unchanged)
├── input.rs # Line editor (unchanged, minor extensions)
├── render.rs # TerminalRenderer, Spinner (extended)
└── tui/
├── mod.rs # TUI module root
├── status_bar.rs # Persistent bottom status line
├── tool_panel.rs # Tool call visualization (boxes, timelines, collapsible)
├── diff_view.rs # Colored diff rendering
├── pager.rs # Internal pager for long outputs
└── theme.rs # Color theme definitions and selection
```
### Key Design Principles
1. **Keep the inline REPL as the default** — Full-screen TUI should be opt-in (`--tui` flag)
2. **Everything testable without a terminal** — All formatting functions take `&mut impl Write`, never assume stdout directly
3. **Streaming-first** — Rendering should work incrementally, not buffering the entire response
4. **Respect `crossterm` for all terminal control** — Don't mix raw ANSI escape codes with crossterm (the current codebase does this in the startup banner)
5. **Feature-gate heavy dependencies**`ratatui` should be behind a `full-tui` feature flag
---
## 5. Risk Assessment
| Risk | Mitigation |
|---|---|
| Breaking the working REPL during refactor | Phase 0 is pure restructuring with existing test coverage as safety net |
| Terminal compatibility issues (tmux, SSH, Windows) | Rely on crossterm's abstraction; test in degraded environments |
| Performance regression with rich rendering | Profile before/after; keep the fast path (raw streaming) always available |
| Scope creep into Phase 6 | Ship Phases 03 as a coherent release before starting Phase 6 |
| `app.rs` vs `main.rs` confusion | Phase 0.2 explicitly resolves this by removing the legacy `CliApp` |
---
*Generated: 2026-03-31 | Workspace: `rust/` | Branch: `dev/rust`*

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@@ -4,10 +4,7 @@ use std::time::Duration;
#[derive(Debug)] #[derive(Debug)]
pub enum ApiError { pub enum ApiError {
MissingCredentials { MissingApiKey,
provider: &'static str,
env_vars: &'static [&'static str],
},
ExpiredOAuthToken, ExpiredOAuthToken,
Auth(String), Auth(String),
InvalidApiKeyEnv(VarError), InvalidApiKeyEnv(VarError),
@@ -33,21 +30,13 @@ pub enum ApiError {
} }
impl ApiError { impl ApiError {
#[must_use]
pub const fn missing_credentials(
provider: &'static str,
env_vars: &'static [&'static str],
) -> Self {
Self::MissingCredentials { provider, env_vars }
}
#[must_use] #[must_use]
pub fn is_retryable(&self) -> bool { pub fn is_retryable(&self) -> bool {
match self { match self {
Self::Http(error) => error.is_connect() || error.is_timeout() || error.is_request(), Self::Http(error) => error.is_connect() || error.is_timeout() || error.is_request(),
Self::Api { retryable, .. } => *retryable, Self::Api { retryable, .. } => *retryable,
Self::RetriesExhausted { last_error, .. } => last_error.is_retryable(), Self::RetriesExhausted { last_error, .. } => last_error.is_retryable(),
Self::MissingCredentials { .. } Self::MissingApiKey
| Self::ExpiredOAuthToken | Self::ExpiredOAuthToken
| Self::Auth(_) | Self::Auth(_)
| Self::InvalidApiKeyEnv(_) | Self::InvalidApiKeyEnv(_)
@@ -62,11 +51,12 @@ impl ApiError {
impl Display for ApiError { impl Display for ApiError {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result { fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
match self { match self {
Self::MissingCredentials { provider, env_vars } => write!( Self::MissingApiKey => {
f, write!(
"missing {provider} credentials; export {} before calling the {provider} API", f,
env_vars.join(" or ") "ANTHROPIC_AUTH_TOKEN or ANTHROPIC_API_KEY is not set; export one before calling the Anthropic API"
), )
}
Self::ExpiredOAuthToken => { Self::ExpiredOAuthToken => {
write!( write!(
f, f,
@@ -75,7 +65,10 @@ impl Display for ApiError {
} }
Self::Auth(message) => write!(f, "auth error: {message}"), Self::Auth(message) => write!(f, "auth error: {message}"),
Self::InvalidApiKeyEnv(error) => { Self::InvalidApiKeyEnv(error) => {
write!(f, "failed to read credential environment variable: {error}") write!(
f,
"failed to read ANTHROPIC_AUTH_TOKEN / ANTHROPIC_API_KEY: {error}"
)
} }
Self::Http(error) => write!(f, "http error: {error}"), Self::Http(error) => write!(f, "http error: {error}"),
Self::Io(error) => write!(f, "io error: {error}"), Self::Io(error) => write!(f, "io error: {error}"),
@@ -88,14 +81,20 @@ impl Display for ApiError {
.. ..
} => match (error_type, message) { } => match (error_type, message) {
(Some(error_type), Some(message)) => { (Some(error_type), Some(message)) => {
write!(f, "api returned {status} ({error_type}): {message}") write!(
f,
"anthropic api returned {status} ({error_type}): {message}"
)
} }
_ => write!(f, "api returned {status}: {body}"), _ => write!(f, "anthropic api returned {status}: {body}"),
}, },
Self::RetriesExhausted { Self::RetriesExhausted {
attempts, attempts,
last_error, last_error,
} => write!(f, "api failed after {attempts} attempts: {last_error}"), } => write!(
f,
"anthropic api failed after {attempts} attempts: {last_error}"
),
Self::InvalidSseFrame(message) => write!(f, "invalid sse frame: {message}"), Self::InvalidSseFrame(message) => write!(f, "invalid sse frame: {message}"),
Self::BackoffOverflow { Self::BackoffOverflow {
attempt, attempt,

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@@ -1,19 +1,13 @@
mod client; mod client;
mod error; mod error;
mod providers;
mod sse; mod sse;
mod types; mod types;
pub use client::{ pub use client::{
oauth_token_is_expired, read_base_url, read_xai_base_url, resolve_saved_oauth_token, oauth_token_is_expired, read_base_url, resolve_saved_oauth_token, resolve_startup_auth_source,
resolve_startup_auth_source, MessageStream, OAuthTokenSet, ProviderClient, AnthropicClient, AuthSource, MessageStream, OAuthTokenSet,
}; };
pub use error::ApiError; pub use error::ApiError;
pub use providers::anthropic::{AnthropicClient, AuthSource};
pub use providers::openai_compat::{OpenAiCompatClient, OpenAiCompatConfig};
pub use providers::{
detect_provider_kind, max_tokens_for_model, resolve_model_alias, ProviderKind,
};
pub use sse::{parse_frame, SseParser}; pub use sse::{parse_frame, SseParser};
pub use types::{ pub use types::{
ContentBlockDelta, ContentBlockDeltaEvent, ContentBlockStartEvent, ContentBlockStopEvent, ContentBlockDelta, ContentBlockDeltaEvent, ContentBlockStartEvent, ContentBlockStopEvent,

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@@ -1,216 +0,0 @@
use std::future::Future;
use std::pin::Pin;
use crate::error::ApiError;
use crate::types::{MessageRequest, MessageResponse};
pub mod anthropic;
pub mod openai_compat;
pub type ProviderFuture<'a, T> = Pin<Box<dyn Future<Output = Result<T, ApiError>> + Send + 'a>>;
pub trait Provider {
type Stream;
fn send_message<'a>(
&'a self,
request: &'a MessageRequest,
) -> ProviderFuture<'a, MessageResponse>;
fn stream_message<'a>(
&'a self,
request: &'a MessageRequest,
) -> ProviderFuture<'a, Self::Stream>;
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum ProviderKind {
Anthropic,
Xai,
OpenAi,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct ProviderMetadata {
pub provider: ProviderKind,
pub auth_env: &'static str,
pub base_url_env: &'static str,
pub default_base_url: &'static str,
}
const MODEL_REGISTRY: &[(&str, ProviderMetadata)] = &[
(
"opus",
ProviderMetadata {
provider: ProviderKind::Anthropic,
auth_env: "ANTHROPIC_API_KEY",
base_url_env: "ANTHROPIC_BASE_URL",
default_base_url: anthropic::DEFAULT_BASE_URL,
},
),
(
"sonnet",
ProviderMetadata {
provider: ProviderKind::Anthropic,
auth_env: "ANTHROPIC_API_KEY",
base_url_env: "ANTHROPIC_BASE_URL",
default_base_url: anthropic::DEFAULT_BASE_URL,
},
),
(
"haiku",
ProviderMetadata {
provider: ProviderKind::Anthropic,
auth_env: "ANTHROPIC_API_KEY",
base_url_env: "ANTHROPIC_BASE_URL",
default_base_url: anthropic::DEFAULT_BASE_URL,
},
),
(
"grok",
ProviderMetadata {
provider: ProviderKind::Xai,
auth_env: "XAI_API_KEY",
base_url_env: "XAI_BASE_URL",
default_base_url: openai_compat::DEFAULT_XAI_BASE_URL,
},
),
(
"grok-3",
ProviderMetadata {
provider: ProviderKind::Xai,
auth_env: "XAI_API_KEY",
base_url_env: "XAI_BASE_URL",
default_base_url: openai_compat::DEFAULT_XAI_BASE_URL,
},
),
(
"grok-mini",
ProviderMetadata {
provider: ProviderKind::Xai,
auth_env: "XAI_API_KEY",
base_url_env: "XAI_BASE_URL",
default_base_url: openai_compat::DEFAULT_XAI_BASE_URL,
},
),
(
"grok-3-mini",
ProviderMetadata {
provider: ProviderKind::Xai,
auth_env: "XAI_API_KEY",
base_url_env: "XAI_BASE_URL",
default_base_url: openai_compat::DEFAULT_XAI_BASE_URL,
},
),
(
"grok-2",
ProviderMetadata {
provider: ProviderKind::Xai,
auth_env: "XAI_API_KEY",
base_url_env: "XAI_BASE_URL",
default_base_url: openai_compat::DEFAULT_XAI_BASE_URL,
},
),
];
#[must_use]
pub fn resolve_model_alias(model: &str) -> String {
let trimmed = model.trim();
let lower = trimmed.to_ascii_lowercase();
MODEL_REGISTRY
.iter()
.find_map(|(alias, metadata)| {
(*alias == lower).then_some(match metadata.provider {
ProviderKind::Anthropic => match *alias {
"opus" => "claude-opus-4-6",
"sonnet" => "claude-sonnet-4-6",
"haiku" => "claude-haiku-4-5-20251213",
_ => trimmed,
},
ProviderKind::Xai => match *alias {
"grok" | "grok-3" => "grok-3",
"grok-mini" | "grok-3-mini" => "grok-3-mini",
"grok-2" => "grok-2",
_ => trimmed,
},
ProviderKind::OpenAi => trimmed,
})
})
.map_or_else(|| trimmed.to_string(), ToOwned::to_owned)
}
#[must_use]
pub fn metadata_for_model(model: &str) -> Option<ProviderMetadata> {
let canonical = resolve_model_alias(model);
if canonical.starts_with("claude") {
return Some(ProviderMetadata {
provider: ProviderKind::Anthropic,
auth_env: "ANTHROPIC_API_KEY",
base_url_env: "ANTHROPIC_BASE_URL",
default_base_url: anthropic::DEFAULT_BASE_URL,
});
}
if canonical.starts_with("grok") {
return Some(ProviderMetadata {
provider: ProviderKind::Xai,
auth_env: "XAI_API_KEY",
base_url_env: "XAI_BASE_URL",
default_base_url: openai_compat::DEFAULT_XAI_BASE_URL,
});
}
None
}
#[must_use]
pub fn detect_provider_kind(model: &str) -> ProviderKind {
if let Some(metadata) = metadata_for_model(model) {
return metadata.provider;
}
if anthropic::has_auth_from_env_or_saved().unwrap_or(false) {
return ProviderKind::Anthropic;
}
if openai_compat::has_api_key("OPENAI_API_KEY") {
return ProviderKind::OpenAi;
}
if openai_compat::has_api_key("XAI_API_KEY") {
return ProviderKind::Xai;
}
ProviderKind::Anthropic
}
#[must_use]
pub fn max_tokens_for_model(model: &str) -> u32 {
let canonical = resolve_model_alias(model);
if canonical.contains("opus") {
32_000
} else {
64_000
}
}
#[cfg(test)]
mod tests {
use super::{detect_provider_kind, max_tokens_for_model, resolve_model_alias, ProviderKind};
#[test]
fn resolves_grok_aliases() {
assert_eq!(resolve_model_alias("grok"), "grok-3");
assert_eq!(resolve_model_alias("grok-mini"), "grok-3-mini");
assert_eq!(resolve_model_alias("grok-2"), "grok-2");
}
#[test]
fn detects_provider_from_model_name_first() {
assert_eq!(detect_provider_kind("grok"), ProviderKind::Xai);
assert_eq!(
detect_provider_kind("claude-sonnet-4-6"),
ProviderKind::Anthropic
);
}
#[test]
fn keeps_existing_max_token_heuristic() {
assert_eq!(max_tokens_for_model("opus"), 32_000);
assert_eq!(max_tokens_for_model("grok-3"), 64_000);
}
}

File diff suppressed because it is too large Load Diff

View File

@@ -3,9 +3,9 @@ use std::sync::Arc;
use std::time::Duration; use std::time::Duration;
use api::{ use api::{
AnthropicClient, ApiError, AuthSource, ContentBlockDelta, ContentBlockDeltaEvent, AnthropicClient, ApiError, ContentBlockDelta, ContentBlockDeltaEvent, ContentBlockStartEvent,
ContentBlockStartEvent, InputContentBlock, InputMessage, MessageDeltaEvent, MessageRequest, InputContentBlock, InputMessage, MessageDeltaEvent, MessageRequest, OutputContentBlock,
OutputContentBlock, ProviderClient, StreamEvent, ToolChoice, ToolDefinition, StreamEvent, ToolChoice, ToolDefinition,
}; };
use serde_json::json; use serde_json::json;
use tokio::io::{AsyncReadExt, AsyncWriteExt}; use tokio::io::{AsyncReadExt, AsyncWriteExt};
@@ -195,47 +195,6 @@ async fn retries_retryable_failures_before_succeeding() {
assert_eq!(state.lock().await.len(), 2); assert_eq!(state.lock().await.len(), 2);
} }
#[tokio::test]
async fn provider_client_dispatches_anthropic_requests() {
let state = Arc::new(Mutex::new(Vec::<CapturedRequest>::new()));
let server = spawn_server(
state.clone(),
vec![http_response(
"200 OK",
"application/json",
"{\"id\":\"msg_provider\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[{\"type\":\"text\",\"text\":\"Dispatched\"}],\"model\":\"claude-3-7-sonnet-latest\",\"stop_reason\":\"end_turn\",\"stop_sequence\":null,\"usage\":{\"input_tokens\":3,\"output_tokens\":2}}",
)],
)
.await;
let client = ProviderClient::from_model_with_anthropic_auth(
"claude-sonnet-4-6",
Some(AuthSource::ApiKey("test-key".to_string())),
)
.expect("anthropic provider client should be constructed");
let client = match client {
ProviderClient::Anthropic(client) => {
ProviderClient::Anthropic(client.with_base_url(server.base_url()))
}
other => panic!("expected anthropic provider, got {other:?}"),
};
let response = client
.send_message(&sample_request(false))
.await
.expect("provider-dispatched request should succeed");
assert_eq!(response.total_tokens(), 5);
let captured = state.lock().await;
let request = captured.first().expect("server should capture request");
assert_eq!(request.path, "/v1/messages");
assert_eq!(
request.headers.get("x-api-key").map(String::as_str),
Some("test-key")
);
}
#[tokio::test] #[tokio::test]
async fn surfaces_retry_exhaustion_for_persistent_retryable_errors() { async fn surfaces_retry_exhaustion_for_persistent_retryable_errors() {
let state = Arc::new(Mutex::new(Vec::<CapturedRequest>::new())); let state = Arc::new(Mutex::new(Vec::<CapturedRequest>::new()));

View File

@@ -1,415 +0,0 @@
use std::collections::HashMap;
use std::ffi::OsString;
use std::sync::Arc;
use std::sync::{Mutex as StdMutex, OnceLock};
use api::{
ContentBlockDelta, ContentBlockDeltaEvent, ContentBlockStartEvent, ContentBlockStopEvent,
InputContentBlock, InputMessage, MessageRequest, OpenAiCompatClient, OpenAiCompatConfig,
OutputContentBlock, ProviderClient, StreamEvent, ToolChoice, ToolDefinition,
};
use serde_json::json;
use tokio::io::{AsyncReadExt, AsyncWriteExt};
use tokio::net::TcpListener;
use tokio::sync::Mutex;
#[tokio::test]
async fn send_message_uses_openai_compatible_endpoint_and_auth() {
let state = Arc::new(Mutex::new(Vec::<CapturedRequest>::new()));
let body = concat!(
"{",
"\"id\":\"chatcmpl_test\",",
"\"model\":\"grok-3\",",
"\"choices\":[{",
"\"message\":{\"role\":\"assistant\",\"content\":\"Hello from Grok\",\"tool_calls\":[]},",
"\"finish_reason\":\"stop\"",
"}],",
"\"usage\":{\"prompt_tokens\":11,\"completion_tokens\":5}",
"}"
);
let server = spawn_server(
state.clone(),
vec![http_response("200 OK", "application/json", body)],
)
.await;
let client = OpenAiCompatClient::new("xai-test-key", OpenAiCompatConfig::xai())
.with_base_url(server.base_url());
let response = client
.send_message(&sample_request(false))
.await
.expect("request should succeed");
assert_eq!(response.model, "grok-3");
assert_eq!(response.total_tokens(), 16);
assert_eq!(
response.content,
vec![OutputContentBlock::Text {
text: "Hello from Grok".to_string(),
}]
);
let captured = state.lock().await;
let request = captured.first().expect("server should capture request");
assert_eq!(request.path, "/chat/completions");
assert_eq!(
request.headers.get("authorization").map(String::as_str),
Some("Bearer xai-test-key")
);
let body: serde_json::Value = serde_json::from_str(&request.body).expect("json body");
assert_eq!(body["model"], json!("grok-3"));
assert_eq!(body["messages"][0]["role"], json!("system"));
assert_eq!(body["tools"][0]["type"], json!("function"));
}
#[tokio::test]
async fn send_message_accepts_full_chat_completions_endpoint_override() {
let state = Arc::new(Mutex::new(Vec::<CapturedRequest>::new()));
let body = concat!(
"{",
"\"id\":\"chatcmpl_full_endpoint\",",
"\"model\":\"grok-3\",",
"\"choices\":[{",
"\"message\":{\"role\":\"assistant\",\"content\":\"Endpoint override works\",\"tool_calls\":[]},",
"\"finish_reason\":\"stop\"",
"}],",
"\"usage\":{\"prompt_tokens\":7,\"completion_tokens\":3}",
"}"
);
let server = spawn_server(
state.clone(),
vec![http_response("200 OK", "application/json", body)],
)
.await;
let endpoint_url = format!("{}/chat/completions", server.base_url());
let client = OpenAiCompatClient::new("xai-test-key", OpenAiCompatConfig::xai())
.with_base_url(endpoint_url);
let response = client
.send_message(&sample_request(false))
.await
.expect("request should succeed");
assert_eq!(response.total_tokens(), 10);
let captured = state.lock().await;
let request = captured.first().expect("server should capture request");
assert_eq!(request.path, "/chat/completions");
}
#[tokio::test]
async fn stream_message_normalizes_text_and_multiple_tool_calls() {
let state = Arc::new(Mutex::new(Vec::<CapturedRequest>::new()));
let sse = concat!(
"data: {\"id\":\"chatcmpl_stream\",\"model\":\"grok-3\",\"choices\":[{\"delta\":{\"content\":\"Hello\"}}]}\n\n",
"data: {\"id\":\"chatcmpl_stream\",\"choices\":[{\"delta\":{\"tool_calls\":[{\"index\":0,\"id\":\"call_1\",\"function\":{\"name\":\"weather\",\"arguments\":\"{\\\"city\\\":\\\"Paris\\\"}\"}},{\"index\":1,\"id\":\"call_2\",\"function\":{\"name\":\"clock\",\"arguments\":\"{\\\"zone\\\":\\\"UTC\\\"}\"}}]}}]}\n\n",
"data: {\"id\":\"chatcmpl_stream\",\"choices\":[{\"delta\":{},\"finish_reason\":\"tool_calls\"}]}\n\n",
"data: [DONE]\n\n"
);
let server = spawn_server(
state.clone(),
vec![http_response_with_headers(
"200 OK",
"text/event-stream",
sse,
&[("x-request-id", "req_grok_stream")],
)],
)
.await;
let client = OpenAiCompatClient::new("xai-test-key", OpenAiCompatConfig::xai())
.with_base_url(server.base_url());
let mut stream = client
.stream_message(&sample_request(false))
.await
.expect("stream should start");
assert_eq!(stream.request_id(), Some("req_grok_stream"));
let mut events = Vec::new();
while let Some(event) = stream.next_event().await.expect("event should parse") {
events.push(event);
}
assert!(matches!(events[0], StreamEvent::MessageStart(_)));
assert!(matches!(
events[1],
StreamEvent::ContentBlockStart(ContentBlockStartEvent {
content_block: OutputContentBlock::Text { .. },
..
})
));
assert!(matches!(
events[2],
StreamEvent::ContentBlockDelta(ContentBlockDeltaEvent {
delta: ContentBlockDelta::TextDelta { .. },
..
})
));
assert!(matches!(
events[3],
StreamEvent::ContentBlockStart(ContentBlockStartEvent {
index: 1,
content_block: OutputContentBlock::ToolUse { .. },
})
));
assert!(matches!(
events[4],
StreamEvent::ContentBlockDelta(ContentBlockDeltaEvent {
index: 1,
delta: ContentBlockDelta::InputJsonDelta { .. },
})
));
assert!(matches!(
events[5],
StreamEvent::ContentBlockStart(ContentBlockStartEvent {
index: 2,
content_block: OutputContentBlock::ToolUse { .. },
})
));
assert!(matches!(
events[6],
StreamEvent::ContentBlockDelta(ContentBlockDeltaEvent {
index: 2,
delta: ContentBlockDelta::InputJsonDelta { .. },
})
));
assert!(matches!(
events[7],
StreamEvent::ContentBlockStop(ContentBlockStopEvent { index: 1 })
));
assert!(matches!(
events[8],
StreamEvent::ContentBlockStop(ContentBlockStopEvent { index: 2 })
));
assert!(matches!(
events[9],
StreamEvent::ContentBlockStop(ContentBlockStopEvent { index: 0 })
));
assert!(matches!(events[10], StreamEvent::MessageDelta(_)));
assert!(matches!(events[11], StreamEvent::MessageStop(_)));
let captured = state.lock().await;
let request = captured.first().expect("captured request");
assert_eq!(request.path, "/chat/completions");
assert!(request.body.contains("\"stream\":true"));
}
#[tokio::test]
async fn provider_client_dispatches_xai_requests_from_env() {
let _lock = env_lock();
let _api_key = ScopedEnvVar::set("XAI_API_KEY", "xai-test-key");
let state = Arc::new(Mutex::new(Vec::<CapturedRequest>::new()));
let server = spawn_server(
state.clone(),
vec![http_response(
"200 OK",
"application/json",
"{\"id\":\"chatcmpl_provider\",\"model\":\"grok-3\",\"choices\":[{\"message\":{\"role\":\"assistant\",\"content\":\"Through provider client\",\"tool_calls\":[]},\"finish_reason\":\"stop\"}],\"usage\":{\"prompt_tokens\":9,\"completion_tokens\":4}}",
)],
)
.await;
let _base_url = ScopedEnvVar::set("XAI_BASE_URL", server.base_url());
let client =
ProviderClient::from_model("grok").expect("xAI provider client should be constructed");
assert!(matches!(client, ProviderClient::Xai(_)));
let response = client
.send_message(&sample_request(false))
.await
.expect("provider-dispatched request should succeed");
assert_eq!(response.total_tokens(), 13);
let captured = state.lock().await;
let request = captured.first().expect("captured request");
assert_eq!(request.path, "/chat/completions");
assert_eq!(
request.headers.get("authorization").map(String::as_str),
Some("Bearer xai-test-key")
);
}
#[derive(Debug, Clone, PartialEq, Eq)]
struct CapturedRequest {
path: String,
headers: HashMap<String, String>,
body: String,
}
struct TestServer {
base_url: String,
join_handle: tokio::task::JoinHandle<()>,
}
impl TestServer {
fn base_url(&self) -> String {
self.base_url.clone()
}
}
impl Drop for TestServer {
fn drop(&mut self) {
self.join_handle.abort();
}
}
async fn spawn_server(
state: Arc<Mutex<Vec<CapturedRequest>>>,
responses: Vec<String>,
) -> TestServer {
let listener = TcpListener::bind("127.0.0.1:0")
.await
.expect("listener should bind");
let address = listener.local_addr().expect("listener addr");
let join_handle = tokio::spawn(async move {
for response in responses {
let (mut socket, _) = listener.accept().await.expect("accept");
let mut buffer = Vec::new();
let mut header_end = None;
loop {
let mut chunk = [0_u8; 1024];
let read = socket.read(&mut chunk).await.expect("read request");
if read == 0 {
break;
}
buffer.extend_from_slice(&chunk[..read]);
if let Some(position) = find_header_end(&buffer) {
header_end = Some(position);
break;
}
}
let header_end = header_end.expect("headers should exist");
let (header_bytes, remaining) = buffer.split_at(header_end);
let header_text = String::from_utf8(header_bytes.to_vec()).expect("utf8 headers");
let mut lines = header_text.split("\r\n");
let request_line = lines.next().expect("request line");
let path = request_line
.split_whitespace()
.nth(1)
.expect("path")
.to_string();
let mut headers = HashMap::new();
let mut content_length = 0_usize;
for line in lines {
if line.is_empty() {
continue;
}
let (name, value) = line.split_once(':').expect("header");
let value = value.trim().to_string();
if name.eq_ignore_ascii_case("content-length") {
content_length = value.parse().expect("content length");
}
headers.insert(name.to_ascii_lowercase(), value);
}
let mut body = remaining[4..].to_vec();
while body.len() < content_length {
let mut chunk = vec![0_u8; content_length - body.len()];
let read = socket.read(&mut chunk).await.expect("read body");
if read == 0 {
break;
}
body.extend_from_slice(&chunk[..read]);
}
state.lock().await.push(CapturedRequest {
path,
headers,
body: String::from_utf8(body).expect("utf8 body"),
});
socket
.write_all(response.as_bytes())
.await
.expect("write response");
}
});
TestServer {
base_url: format!("http://{address}"),
join_handle,
}
}
fn find_header_end(bytes: &[u8]) -> Option<usize> {
bytes.windows(4).position(|window| window == b"\r\n\r\n")
}
fn http_response(status: &str, content_type: &str, body: &str) -> String {
http_response_with_headers(status, content_type, body, &[])
}
fn http_response_with_headers(
status: &str,
content_type: &str,
body: &str,
headers: &[(&str, &str)],
) -> String {
let mut extra_headers = String::new();
for (name, value) in headers {
use std::fmt::Write as _;
write!(&mut extra_headers, "{name}: {value}\r\n").expect("header write");
}
format!(
"HTTP/1.1 {status}\r\ncontent-type: {content_type}\r\n{extra_headers}content-length: {}\r\nconnection: close\r\n\r\n{body}",
body.len()
)
}
fn sample_request(stream: bool) -> MessageRequest {
MessageRequest {
model: "grok-3".to_string(),
max_tokens: 64,
messages: vec![InputMessage {
role: "user".to_string(),
content: vec![InputContentBlock::Text {
text: "Say hello".to_string(),
}],
}],
system: Some("Use tools when needed".to_string()),
tools: Some(vec![ToolDefinition {
name: "weather".to_string(),
description: Some("Fetches weather".to_string()),
input_schema: json!({
"type": "object",
"properties": {"city": {"type": "string"}},
"required": ["city"]
}),
}]),
tool_choice: Some(ToolChoice::Auto),
stream,
}
}
fn env_lock() -> std::sync::MutexGuard<'static, ()> {
static LOCK: OnceLock<StdMutex<()>> = OnceLock::new();
LOCK.get_or_init(|| StdMutex::new(()))
.lock()
.unwrap_or_else(|poisoned| poisoned.into_inner())
}
struct ScopedEnvVar {
key: &'static str,
previous: Option<OsString>,
}
impl ScopedEnvVar {
fn set(key: &'static str, value: impl AsRef<std::ffi::OsStr>) -> Self {
let previous = std::env::var_os(key);
std::env::set_var(key, value);
Self { key, previous }
}
}
impl Drop for ScopedEnvVar {
fn drop(&mut self) {
match &self.previous {
Some(value) => std::env::set_var(self.key, value),
None => std::env::remove_var(self.key),
}
}
}

View File

@@ -1,86 +0,0 @@
use std::ffi::OsString;
use std::sync::{Mutex, OnceLock};
use api::{read_xai_base_url, ApiError, AuthSource, ProviderClient, ProviderKind};
#[test]
fn provider_client_routes_grok_aliases_through_xai() {
let _lock = env_lock();
let _xai_api_key = EnvVarGuard::set("XAI_API_KEY", Some("xai-test-key"));
let client = ProviderClient::from_model("grok-mini").expect("grok alias should resolve");
assert_eq!(client.provider_kind(), ProviderKind::Xai);
}
#[test]
fn provider_client_reports_missing_xai_credentials_for_grok_models() {
let _lock = env_lock();
let _xai_api_key = EnvVarGuard::set("XAI_API_KEY", None);
let error = ProviderClient::from_model("grok-3")
.expect_err("grok requests without XAI_API_KEY should fail fast");
match error {
ApiError::MissingCredentials { provider, env_vars } => {
assert_eq!(provider, "xAI");
assert_eq!(env_vars, &["XAI_API_KEY"]);
}
other => panic!("expected missing xAI credentials, got {other:?}"),
}
}
#[test]
fn provider_client_uses_explicit_anthropic_auth_without_env_lookup() {
let _lock = env_lock();
let _anthropic_api_key = EnvVarGuard::set("ANTHROPIC_API_KEY", None);
let _anthropic_auth_token = EnvVarGuard::set("ANTHROPIC_AUTH_TOKEN", None);
let client = ProviderClient::from_model_with_anthropic_auth(
"claude-sonnet-4-6",
Some(AuthSource::ApiKey("anthropic-test-key".to_string())),
)
.expect("explicit anthropic auth should avoid env lookup");
assert_eq!(client.provider_kind(), ProviderKind::Anthropic);
}
#[test]
fn read_xai_base_url_prefers_env_override() {
let _lock = env_lock();
let _xai_base_url = EnvVarGuard::set("XAI_BASE_URL", Some("https://example.xai.test/v1"));
assert_eq!(read_xai_base_url(), "https://example.xai.test/v1");
}
fn env_lock() -> std::sync::MutexGuard<'static, ()> {
static LOCK: OnceLock<Mutex<()>> = OnceLock::new();
LOCK.get_or_init(|| Mutex::new(()))
.lock()
.unwrap_or_else(|poisoned| poisoned.into_inner())
}
struct EnvVarGuard {
key: &'static str,
original: Option<OsString>,
}
impl EnvVarGuard {
fn set(key: &'static str, value: Option<&str>) -> Self {
let original = std::env::var_os(key);
match value {
Some(value) => std::env::set_var(key, value),
None => std::env::remove_var(key),
}
Self { key, original }
}
}
impl Drop for EnvVarGuard {
fn drop(&mut self) {
match &self.original {
Some(value) => std::env::set_var(self.key, value),
None => std::env::remove_var(self.key),
}
}
}

View File

@@ -37,7 +37,6 @@ pub struct RuntimeConfig {
#[derive(Debug, Clone, PartialEq, Eq, Default)] #[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct RuntimeFeatureConfig { pub struct RuntimeFeatureConfig {
hooks: RuntimeHookConfig,
mcp: McpConfigCollection, mcp: McpConfigCollection,
oauth: Option<OAuthConfig>, oauth: Option<OAuthConfig>,
model: Option<String>, model: Option<String>,
@@ -45,12 +44,6 @@ pub struct RuntimeFeatureConfig {
sandbox: SandboxConfig, sandbox: SandboxConfig,
} }
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct RuntimeHookConfig {
pre_tool_use: Vec<String>,
post_tool_use: Vec<String>,
}
#[derive(Debug, Clone, PartialEq, Eq, Default)] #[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct McpConfigCollection { pub struct McpConfigCollection {
servers: BTreeMap<String, ScopedMcpServerConfig>, servers: BTreeMap<String, ScopedMcpServerConfig>,
@@ -228,7 +221,6 @@ impl ConfigLoader {
let merged_value = JsonValue::Object(merged.clone()); let merged_value = JsonValue::Object(merged.clone());
let feature_config = RuntimeFeatureConfig { let feature_config = RuntimeFeatureConfig {
hooks: parse_optional_hooks_config(&merged_value)?,
mcp: McpConfigCollection { mcp: McpConfigCollection {
servers: mcp_servers, servers: mcp_servers,
}, },
@@ -286,11 +278,6 @@ impl RuntimeConfig {
&self.feature_config.mcp &self.feature_config.mcp
} }
#[must_use]
pub fn hooks(&self) -> &RuntimeHookConfig {
&self.feature_config.hooks
}
#[must_use] #[must_use]
pub fn oauth(&self) -> Option<&OAuthConfig> { pub fn oauth(&self) -> Option<&OAuthConfig> {
self.feature_config.oauth.as_ref() self.feature_config.oauth.as_ref()
@@ -313,17 +300,6 @@ impl RuntimeConfig {
} }
impl RuntimeFeatureConfig { impl RuntimeFeatureConfig {
#[must_use]
pub fn with_hooks(mut self, hooks: RuntimeHookConfig) -> Self {
self.hooks = hooks;
self
}
#[must_use]
pub fn hooks(&self) -> &RuntimeHookConfig {
&self.hooks
}
#[must_use] #[must_use]
pub fn mcp(&self) -> &McpConfigCollection { pub fn mcp(&self) -> &McpConfigCollection {
&self.mcp &self.mcp
@@ -350,26 +326,6 @@ impl RuntimeFeatureConfig {
} }
} }
impl RuntimeHookConfig {
#[must_use]
pub fn new(pre_tool_use: Vec<String>, post_tool_use: Vec<String>) -> Self {
Self {
pre_tool_use,
post_tool_use,
}
}
#[must_use]
pub fn pre_tool_use(&self) -> &[String] {
&self.pre_tool_use
}
#[must_use]
pub fn post_tool_use(&self) -> &[String] {
&self.post_tool_use
}
}
impl McpConfigCollection { impl McpConfigCollection {
#[must_use] #[must_use]
pub fn servers(&self) -> &BTreeMap<String, ScopedMcpServerConfig> { pub fn servers(&self) -> &BTreeMap<String, ScopedMcpServerConfig> {
@@ -468,22 +424,6 @@ fn parse_optional_model(root: &JsonValue) -> Option<String> {
.map(ToOwned::to_owned) .map(ToOwned::to_owned)
} }
fn parse_optional_hooks_config(root: &JsonValue) -> Result<RuntimeHookConfig, ConfigError> {
let Some(object) = root.as_object() else {
return Ok(RuntimeHookConfig::default());
};
let Some(hooks_value) = object.get("hooks") else {
return Ok(RuntimeHookConfig::default());
};
let hooks = expect_object(hooks_value, "merged settings.hooks")?;
Ok(RuntimeHookConfig {
pre_tool_use: optional_string_array(hooks, "PreToolUse", "merged settings.hooks")?
.unwrap_or_default(),
post_tool_use: optional_string_array(hooks, "PostToolUse", "merged settings.hooks")?
.unwrap_or_default(),
})
}
fn parse_optional_permission_mode( fn parse_optional_permission_mode(
root: &JsonValue, root: &JsonValue,
) -> Result<Option<ResolvedPermissionMode>, ConfigError> { ) -> Result<Option<ResolvedPermissionMode>, ConfigError> {
@@ -896,8 +836,6 @@ mod tests {
.and_then(JsonValue::as_object) .and_then(JsonValue::as_object)
.expect("hooks object") .expect("hooks object")
.contains_key("PostToolUse")); .contains_key("PostToolUse"));
assert_eq!(loaded.hooks().pre_tool_use(), &["base".to_string()]);
assert_eq!(loaded.hooks().post_tool_use(), &["project".to_string()]);
assert!(loaded.mcp().get("home").is_some()); assert!(loaded.mcp().get("home").is_some());
assert!(loaded.mcp().get("project").is_some()); assert!(loaded.mcp().get("project").is_some());

View File

@@ -4,8 +4,6 @@ use std::fmt::{Display, Formatter};
use crate::compact::{ use crate::compact::{
compact_session, estimate_session_tokens, CompactionConfig, CompactionResult, compact_session, estimate_session_tokens, CompactionConfig, CompactionResult,
}; };
use crate::config::RuntimeFeatureConfig;
use crate::hooks::{HookRunResult, HookRunner};
use crate::permissions::{PermissionOutcome, PermissionPolicy, PermissionPrompter}; use crate::permissions::{PermissionOutcome, PermissionPolicy, PermissionPrompter};
use crate::session::{ContentBlock, ConversationMessage, Session}; use crate::session::{ContentBlock, ConversationMessage, Session};
use crate::usage::{TokenUsage, UsageTracker}; use crate::usage::{TokenUsage, UsageTracker};
@@ -96,7 +94,6 @@ pub struct ConversationRuntime<C, T> {
system_prompt: Vec<String>, system_prompt: Vec<String>,
max_iterations: usize, max_iterations: usize,
usage_tracker: UsageTracker, usage_tracker: UsageTracker,
hook_runner: HookRunner,
} }
impl<C, T> ConversationRuntime<C, T> impl<C, T> ConversationRuntime<C, T>
@@ -111,25 +108,6 @@ where
tool_executor: T, tool_executor: T,
permission_policy: PermissionPolicy, permission_policy: PermissionPolicy,
system_prompt: Vec<String>, system_prompt: Vec<String>,
) -> Self {
Self::new_with_features(
session,
api_client,
tool_executor,
permission_policy,
system_prompt,
&RuntimeFeatureConfig::default(),
)
}
#[must_use]
pub fn new_with_features(
session: Session,
api_client: C,
tool_executor: T,
permission_policy: PermissionPolicy,
system_prompt: Vec<String>,
feature_config: &RuntimeFeatureConfig,
) -> Self { ) -> Self {
let usage_tracker = UsageTracker::from_session(&session); let usage_tracker = UsageTracker::from_session(&session);
Self { Self {
@@ -140,7 +118,6 @@ where
system_prompt, system_prompt,
max_iterations: usize::MAX, max_iterations: usize::MAX,
usage_tracker, usage_tracker,
hook_runner: HookRunner::from_feature_config(feature_config),
} }
} }
@@ -208,41 +185,19 @@ where
let result_message = match permission_outcome { let result_message = match permission_outcome {
PermissionOutcome::Allow => { PermissionOutcome::Allow => {
let pre_hook_result = self.hook_runner.run_pre_tool_use(&tool_name, &input); match self.tool_executor.execute(&tool_name, &input) {
if pre_hook_result.is_denied() { Ok(output) => ConversationMessage::tool_result(
let deny_message = format!("PreToolUse hook denied tool `{tool_name}`");
ConversationMessage::tool_result(
tool_use_id, tool_use_id,
tool_name, tool_name,
format_hook_message(&pre_hook_result, &deny_message), output,
false,
),
Err(error) => ConversationMessage::tool_result(
tool_use_id,
tool_name,
error.to_string(),
true, true,
) ),
} else {
let (mut output, mut is_error) =
match self.tool_executor.execute(&tool_name, &input) {
Ok(output) => (output, false),
Err(error) => (error.to_string(), true),
};
output = merge_hook_feedback(pre_hook_result.messages(), output, false);
let post_hook_result = self
.hook_runner
.run_post_tool_use(&tool_name, &input, &output, is_error);
if post_hook_result.is_denied() {
is_error = true;
}
output = merge_hook_feedback(
post_hook_result.messages(),
output,
post_hook_result.is_denied(),
);
ConversationMessage::tool_result(
tool_use_id,
tool_name,
output,
is_error,
)
} }
} }
PermissionOutcome::Deny { reason } => { PermissionOutcome::Deny { reason } => {
@@ -335,32 +290,6 @@ fn flush_text_block(text: &mut String, blocks: &mut Vec<ContentBlock>) {
} }
} }
fn format_hook_message(result: &HookRunResult, fallback: &str) -> String {
if result.messages().is_empty() {
fallback.to_string()
} else {
result.messages().join("\n")
}
}
fn merge_hook_feedback(messages: &[String], output: String, denied: bool) -> String {
if messages.is_empty() {
return output;
}
let mut sections = Vec::new();
if !output.trim().is_empty() {
sections.push(output);
}
let label = if denied {
"Hook feedback (denied)"
} else {
"Hook feedback"
};
sections.push(format!("{label}:\n{}", messages.join("\n")));
sections.join("\n\n")
}
type ToolHandler = Box<dyn FnMut(&str) -> Result<String, ToolError>>; type ToolHandler = Box<dyn FnMut(&str) -> Result<String, ToolError>>;
#[derive(Default)] #[derive(Default)]
@@ -400,7 +329,6 @@ mod tests {
StaticToolExecutor, StaticToolExecutor,
}; };
use crate::compact::CompactionConfig; use crate::compact::CompactionConfig;
use crate::config::{RuntimeFeatureConfig, RuntimeHookConfig};
use crate::permissions::{ use crate::permissions::{
PermissionMode, PermissionPolicy, PermissionPromptDecision, PermissionPrompter, PermissionMode, PermissionPolicy, PermissionPromptDecision, PermissionPrompter,
PermissionRequest, PermissionRequest,
@@ -575,141 +503,6 @@ mod tests {
)); ));
} }
#[test]
fn denies_tool_use_when_pre_tool_hook_blocks() {
struct SingleCallApiClient;
impl ApiClient for SingleCallApiClient {
fn stream(&mut self, request: ApiRequest) -> Result<Vec<AssistantEvent>, RuntimeError> {
if request
.messages
.iter()
.any(|message| message.role == MessageRole::Tool)
{
return Ok(vec![
AssistantEvent::TextDelta("blocked".to_string()),
AssistantEvent::MessageStop,
]);
}
Ok(vec![
AssistantEvent::ToolUse {
id: "tool-1".to_string(),
name: "blocked".to_string(),
input: r#"{"path":"secret.txt"}"#.to_string(),
},
AssistantEvent::MessageStop,
])
}
}
let mut runtime = ConversationRuntime::new_with_features(
Session::new(),
SingleCallApiClient,
StaticToolExecutor::new().register("blocked", |_input| {
panic!("tool should not execute when hook denies")
}),
PermissionPolicy::new(PermissionMode::DangerFullAccess),
vec!["system".to_string()],
&RuntimeFeatureConfig::default().with_hooks(RuntimeHookConfig::new(
vec![shell_snippet("printf 'blocked by hook'; exit 2")],
Vec::new(),
)),
);
let summary = runtime
.run_turn("use the tool", None)
.expect("conversation should continue after hook denial");
assert_eq!(summary.tool_results.len(), 1);
let ContentBlock::ToolResult {
is_error, output, ..
} = &summary.tool_results[0].blocks[0]
else {
panic!("expected tool result block");
};
assert!(
*is_error,
"hook denial should produce an error result: {output}"
);
assert!(
output.contains("denied tool") || output.contains("blocked by hook"),
"unexpected hook denial output: {output:?}"
);
}
#[test]
fn appends_post_tool_hook_feedback_to_tool_result() {
struct TwoCallApiClient {
calls: usize,
}
impl ApiClient for TwoCallApiClient {
fn stream(&mut self, request: ApiRequest) -> Result<Vec<AssistantEvent>, RuntimeError> {
self.calls += 1;
match self.calls {
1 => Ok(vec![
AssistantEvent::ToolUse {
id: "tool-1".to_string(),
name: "add".to_string(),
input: r#"{"lhs":2,"rhs":2}"#.to_string(),
},
AssistantEvent::MessageStop,
]),
2 => {
assert!(request
.messages
.iter()
.any(|message| message.role == MessageRole::Tool));
Ok(vec![
AssistantEvent::TextDelta("done".to_string()),
AssistantEvent::MessageStop,
])
}
_ => Err(RuntimeError::new("unexpected extra API call")),
}
}
}
let mut runtime = ConversationRuntime::new_with_features(
Session::new(),
TwoCallApiClient { calls: 0 },
StaticToolExecutor::new().register("add", |_input| Ok("4".to_string())),
PermissionPolicy::new(PermissionMode::DangerFullAccess),
vec!["system".to_string()],
&RuntimeFeatureConfig::default().with_hooks(RuntimeHookConfig::new(
vec![shell_snippet("printf 'pre hook ran'")],
vec![shell_snippet("printf 'post hook ran'")],
)),
);
let summary = runtime
.run_turn("use add", None)
.expect("tool loop succeeds");
assert_eq!(summary.tool_results.len(), 1);
let ContentBlock::ToolResult {
is_error, output, ..
} = &summary.tool_results[0].blocks[0]
else {
panic!("expected tool result block");
};
assert!(
!*is_error,
"post hook should preserve non-error result: {output:?}"
);
assert!(
output.contains('4'),
"tool output missing value: {output:?}"
);
assert!(
output.contains("pre hook ran"),
"tool output missing pre hook feedback: {output:?}"
);
assert!(
output.contains("post hook ran"),
"tool output missing post hook feedback: {output:?}"
);
}
#[test] #[test]
fn reconstructs_usage_tracker_from_restored_session() { fn reconstructs_usage_tracker_from_restored_session() {
struct SimpleApi; struct SimpleApi;
@@ -788,14 +581,4 @@ mod tests {
MessageRole::System MessageRole::System
); );
} }
#[cfg(windows)]
fn shell_snippet(script: &str) -> String {
script.replace('\'', "\"")
}
#[cfg(not(windows))]
fn shell_snippet(script: &str) -> String {
script.to_string()
}
} }

View File

@@ -1,357 +0,0 @@
use std::ffi::OsStr;
use std::process::Command;
use serde_json::json;
use crate::config::{RuntimeFeatureConfig, RuntimeHookConfig};
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum HookEvent {
PreToolUse,
PostToolUse,
}
impl HookEvent {
fn as_str(self) -> &'static str {
match self {
Self::PreToolUse => "PreToolUse",
Self::PostToolUse => "PostToolUse",
}
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct HookRunResult {
denied: bool,
messages: Vec<String>,
}
impl HookRunResult {
#[must_use]
pub fn allow(messages: Vec<String>) -> Self {
Self {
denied: false,
messages,
}
}
#[must_use]
pub fn is_denied(&self) -> bool {
self.denied
}
#[must_use]
pub fn messages(&self) -> &[String] {
&self.messages
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct HookRunner {
config: RuntimeHookConfig,
}
#[derive(Debug, Clone, Copy)]
struct HookCommandRequest<'a> {
event: HookEvent,
tool_name: &'a str,
tool_input: &'a str,
tool_output: Option<&'a str>,
is_error: bool,
payload: &'a str,
}
impl HookRunner {
#[must_use]
pub fn new(config: RuntimeHookConfig) -> Self {
Self { config }
}
#[must_use]
pub fn from_feature_config(feature_config: &RuntimeFeatureConfig) -> Self {
Self::new(feature_config.hooks().clone())
}
#[must_use]
pub fn run_pre_tool_use(&self, tool_name: &str, tool_input: &str) -> HookRunResult {
self.run_commands(
HookEvent::PreToolUse,
self.config.pre_tool_use(),
tool_name,
tool_input,
None,
false,
)
}
#[must_use]
pub fn run_post_tool_use(
&self,
tool_name: &str,
tool_input: &str,
tool_output: &str,
is_error: bool,
) -> HookRunResult {
self.run_commands(
HookEvent::PostToolUse,
self.config.post_tool_use(),
tool_name,
tool_input,
Some(tool_output),
is_error,
)
}
fn run_commands(
&self,
event: HookEvent,
commands: &[String],
tool_name: &str,
tool_input: &str,
tool_output: Option<&str>,
is_error: bool,
) -> HookRunResult {
if commands.is_empty() {
return HookRunResult::allow(Vec::new());
}
let payload = json!({
"hook_event_name": event.as_str(),
"tool_name": tool_name,
"tool_input": parse_tool_input(tool_input),
"tool_input_json": tool_input,
"tool_output": tool_output,
"tool_result_is_error": is_error,
})
.to_string();
let mut messages = Vec::new();
for command in commands {
match Self::run_command(
command,
HookCommandRequest {
event,
tool_name,
tool_input,
tool_output,
is_error,
payload: &payload,
},
) {
HookCommandOutcome::Allow { message } => {
if let Some(message) = message {
messages.push(message);
}
}
HookCommandOutcome::Deny { message } => {
let message = message.unwrap_or_else(|| {
format!("{} hook denied tool `{tool_name}`", event.as_str())
});
messages.push(message);
return HookRunResult {
denied: true,
messages,
};
}
HookCommandOutcome::Warn { message } => messages.push(message),
}
}
HookRunResult::allow(messages)
}
fn run_command(command: &str, request: HookCommandRequest<'_>) -> HookCommandOutcome {
let mut child = shell_command(command);
child.stdin(std::process::Stdio::piped());
child.stdout(std::process::Stdio::piped());
child.stderr(std::process::Stdio::piped());
child.env("HOOK_EVENT", request.event.as_str());
child.env("HOOK_TOOL_NAME", request.tool_name);
child.env("HOOK_TOOL_INPUT", request.tool_input);
child.env(
"HOOK_TOOL_IS_ERROR",
if request.is_error { "1" } else { "0" },
);
if let Some(tool_output) = request.tool_output {
child.env("HOOK_TOOL_OUTPUT", tool_output);
}
match child.output_with_stdin(request.payload.as_bytes()) {
Ok(output) => {
let stdout = String::from_utf8_lossy(&output.stdout).trim().to_string();
let stderr = String::from_utf8_lossy(&output.stderr).trim().to_string();
let message = (!stdout.is_empty()).then_some(stdout);
match output.status.code() {
Some(0) => HookCommandOutcome::Allow { message },
Some(2) => HookCommandOutcome::Deny { message },
Some(code) => HookCommandOutcome::Warn {
message: format_hook_warning(
command,
code,
message.as_deref(),
stderr.as_str(),
),
},
None => HookCommandOutcome::Warn {
message: format!(
"{} hook `{command}` terminated by signal while handling `{}`",
request.event.as_str(),
request.tool_name
),
},
}
}
Err(error) => HookCommandOutcome::Warn {
message: format!(
"{} hook `{command}` failed to start for `{}`: {error}",
request.event.as_str(),
request.tool_name
),
},
}
}
}
enum HookCommandOutcome {
Allow { message: Option<String> },
Deny { message: Option<String> },
Warn { message: String },
}
fn parse_tool_input(tool_input: &str) -> serde_json::Value {
serde_json::from_str(tool_input).unwrap_or_else(|_| json!({ "raw": tool_input }))
}
fn format_hook_warning(command: &str, code: i32, stdout: Option<&str>, stderr: &str) -> String {
let mut message =
format!("Hook `{command}` exited with status {code}; allowing tool execution to continue");
if let Some(stdout) = stdout.filter(|stdout| !stdout.is_empty()) {
message.push_str(": ");
message.push_str(stdout);
} else if !stderr.is_empty() {
message.push_str(": ");
message.push_str(stderr);
}
message
}
fn shell_command(command: &str) -> CommandWithStdin {
#[cfg(windows)]
let mut command_builder = {
let mut command_builder = Command::new("cmd");
command_builder.arg("/C").arg(command);
CommandWithStdin::new(command_builder)
};
#[cfg(not(windows))]
let command_builder = {
let mut command_builder = Command::new("sh");
command_builder.arg("-lc").arg(command);
CommandWithStdin::new(command_builder)
};
command_builder
}
struct CommandWithStdin {
command: Command,
}
impl CommandWithStdin {
fn new(command: Command) -> Self {
Self { command }
}
fn stdin(&mut self, cfg: std::process::Stdio) -> &mut Self {
self.command.stdin(cfg);
self
}
fn stdout(&mut self, cfg: std::process::Stdio) -> &mut Self {
self.command.stdout(cfg);
self
}
fn stderr(&mut self, cfg: std::process::Stdio) -> &mut Self {
self.command.stderr(cfg);
self
}
fn env<K, V>(&mut self, key: K, value: V) -> &mut Self
where
K: AsRef<OsStr>,
V: AsRef<OsStr>,
{
self.command.env(key, value);
self
}
fn output_with_stdin(&mut self, stdin: &[u8]) -> std::io::Result<std::process::Output> {
let mut child = self.command.spawn()?;
if let Some(mut child_stdin) = child.stdin.take() {
use std::io::Write;
child_stdin.write_all(stdin)?;
}
child.wait_with_output()
}
}
#[cfg(test)]
mod tests {
use super::{HookRunResult, HookRunner};
use crate::config::{RuntimeFeatureConfig, RuntimeHookConfig};
#[test]
fn allows_exit_code_zero_and_captures_stdout() {
let runner = HookRunner::new(RuntimeHookConfig::new(
vec![shell_snippet("printf 'pre ok'")],
Vec::new(),
));
let result = runner.run_pre_tool_use("Read", r#"{"path":"README.md"}"#);
assert_eq!(result, HookRunResult::allow(vec!["pre ok".to_string()]));
}
#[test]
fn denies_exit_code_two() {
let runner = HookRunner::new(RuntimeHookConfig::new(
vec![shell_snippet("printf 'blocked by hook'; exit 2")],
Vec::new(),
));
let result = runner.run_pre_tool_use("Bash", r#"{"command":"pwd"}"#);
assert!(result.is_denied());
assert_eq!(result.messages(), &["blocked by hook".to_string()]);
}
#[test]
fn warns_for_other_non_zero_statuses() {
let runner = HookRunner::from_feature_config(&RuntimeFeatureConfig::default().with_hooks(
RuntimeHookConfig::new(
vec![shell_snippet("printf 'warning hook'; exit 1")],
Vec::new(),
),
));
let result = runner.run_pre_tool_use("Edit", r#"{"file":"src/lib.rs"}"#);
assert!(!result.is_denied());
assert!(result
.messages()
.iter()
.any(|message| message.contains("allowing tool execution to continue")));
}
#[cfg(windows)]
fn shell_snippet(script: &str) -> String {
script.replace('\'', "\"")
}
#[cfg(not(windows))]
fn shell_snippet(script: &str) -> String {
script.to_string()
}
}

View File

@@ -4,7 +4,6 @@ mod compact;
mod config; mod config;
mod conversation; mod conversation;
mod file_ops; mod file_ops;
mod hooks;
mod json; mod json;
mod mcp; mod mcp;
mod mcp_client; mod mcp_client;
@@ -27,8 +26,8 @@ pub use config::{
ConfigEntry, ConfigError, ConfigLoader, ConfigSource, McpClaudeAiProxyServerConfig, ConfigEntry, ConfigError, ConfigLoader, ConfigSource, McpClaudeAiProxyServerConfig,
McpConfigCollection, McpOAuthConfig, McpRemoteServerConfig, McpSdkServerConfig, McpConfigCollection, McpOAuthConfig, McpRemoteServerConfig, McpSdkServerConfig,
McpServerConfig, McpStdioServerConfig, McpTransport, McpWebSocketServerConfig, OAuthConfig, McpServerConfig, McpStdioServerConfig, McpTransport, McpWebSocketServerConfig, OAuthConfig,
ResolvedPermissionMode, RuntimeConfig, RuntimeFeatureConfig, RuntimeHookConfig, ResolvedPermissionMode, RuntimeConfig, RuntimeFeatureConfig, ScopedMcpServerConfig,
ScopedMcpServerConfig, CLAUDE_CODE_SETTINGS_SCHEMA_NAME, CLAUDE_CODE_SETTINGS_SCHEMA_NAME,
}; };
pub use conversation::{ pub use conversation::{
ApiClient, ApiRequest, AssistantEvent, ConversationRuntime, RuntimeError, StaticToolExecutor, ApiClient, ApiRequest, AssistantEvent, ConversationRuntime, RuntimeError, StaticToolExecutor,
@@ -39,7 +38,6 @@ pub use file_ops::{
GrepSearchInput, GrepSearchOutput, ReadFileOutput, StructuredPatchHunk, TextFilePayload, GrepSearchInput, GrepSearchOutput, ReadFileOutput, StructuredPatchHunk, TextFilePayload,
WriteFileOutput, WriteFileOutput,
}; };
pub use hooks::{HookEvent, HookRunResult, HookRunner};
pub use mcp::{ pub use mcp::{
mcp_server_signature, mcp_tool_name, mcp_tool_prefix, normalize_name_for_mcp, mcp_server_signature, mcp_tool_name, mcp_tool_prefix, normalize_name_for_mcp,
scoped_mcp_config_hash, unwrap_ccr_proxy_url, scoped_mcp_config_hash, unwrap_ccr_proxy_url,

View File

@@ -12,9 +12,8 @@ use std::process::Command;
use std::time::{SystemTime, UNIX_EPOCH}; use std::time::{SystemTime, UNIX_EPOCH};
use api::{ use api::{
detect_provider_kind, max_tokens_for_model, resolve_model_alias, resolve_startup_auth_source, resolve_startup_auth_source, AnthropicClient, AuthSource, ContentBlockDelta, InputContentBlock,
AnthropicClient, AuthSource, ContentBlockDelta, InputContentBlock, InputMessage, InputMessage, MessageRequest, MessageResponse, OutputContentBlock,
MessageRequest, MessageResponse, OutputContentBlock, ProviderClient, ProviderKind,
StreamEvent as ApiStreamEvent, ToolChoice, ToolDefinition, ToolResultContentBlock, StreamEvent as ApiStreamEvent, ToolChoice, ToolDefinition, ToolResultContentBlock,
}; };
@@ -23,12 +22,12 @@ use commands::{
}; };
use compat_harness::{extract_manifest, UpstreamPaths}; use compat_harness::{extract_manifest, UpstreamPaths};
use init::initialize_repo; use init::initialize_repo;
use render::{MarkdownStreamState, Spinner, TerminalRenderer}; use render::{Spinner, TerminalRenderer};
use runtime::{ use runtime::{
clear_oauth_credentials, generate_pkce_pair, generate_state, load_system_prompt, clear_oauth_credentials, generate_pkce_pair, generate_state, load_system_prompt,
parse_oauth_callback_request_target, save_oauth_credentials, ApiClient, ApiRequest, parse_oauth_callback_request_target, save_oauth_credentials, ApiClient, ApiRequest,
AssistantEvent, CompactionConfig, ConfigLoader, ConfigSource, ContentBlock, AssistantEvent, CompactionConfig, ConfigLoader, ConfigSource, ContentBlock,
ConversationMessage, ConversationRuntime, MessageRole, OAuthAuthorizationRequest, OAuthConfig, ConversationMessage, ConversationRuntime, MessageRole, OAuthAuthorizationRequest,
OAuthTokenExchangeRequest, PermissionMode, PermissionPolicy, ProjectContext, RuntimeError, OAuthTokenExchangeRequest, PermissionMode, PermissionPolicy, ProjectContext, RuntimeError,
Session, TokenUsage, ToolError, ToolExecutor, UsageTracker, Session, TokenUsage, ToolError, ToolExecutor, UsageTracker,
}; };
@@ -36,6 +35,13 @@ use serde_json::json;
use tools::{execute_tool, mvp_tool_specs, ToolSpec}; use tools::{execute_tool, mvp_tool_specs, ToolSpec};
const DEFAULT_MODEL: &str = "claude-opus-4-6"; const DEFAULT_MODEL: &str = "claude-opus-4-6";
fn max_tokens_for_model(model: &str) -> u32 {
if model.contains("opus") {
32_000
} else {
64_000
}
}
const DEFAULT_DATE: &str = "2026-03-31"; const DEFAULT_DATE: &str = "2026-03-31";
const DEFAULT_OAUTH_CALLBACK_PORT: u16 = 4545; const DEFAULT_OAUTH_CALLBACK_PORT: u16 = 4545;
const VERSION: &str = env!("CARGO_PKG_VERSION"); const VERSION: &str = env!("CARGO_PKG_VERSION");
@@ -190,25 +196,6 @@ fn parse_args(args: &[String]) -> Result<CliAction, String> {
permission_mode = PermissionMode::DangerFullAccess; permission_mode = PermissionMode::DangerFullAccess;
index += 1; index += 1;
} }
"-p" => {
// Claude Code compat: -p "prompt" = one-shot prompt
let prompt = args[index + 1..].join(" ");
if prompt.trim().is_empty() {
return Err("-p requires a prompt string".to_string());
}
return Ok(CliAction::Prompt {
prompt,
model: resolve_model_alias(&model).to_string(),
output_format,
allowed_tools: normalize_allowed_tools(&allowed_tool_values)?,
permission_mode,
});
}
"--print" => {
// Claude Code compat: --print makes output non-interactive
output_format = CliOutputFormat::Text;
index += 1;
}
"--allowedTools" | "--allowed-tools" => { "--allowedTools" | "--allowed-tools" => {
let value = args let value = args
.get(index + 1) .get(index + 1)
@@ -282,6 +269,15 @@ fn parse_args(args: &[String]) -> Result<CliAction, String> {
} }
} }
fn resolve_model_alias(model: &str) -> &str {
match model {
"opus" => "claude-opus-4-6",
"sonnet" => "claude-sonnet-4-6",
"haiku" => "claude-haiku-4-5-20251213",
_ => model,
}
}
fn normalize_allowed_tools(values: &[String]) -> Result<Option<AllowedToolSet>, String> { fn normalize_allowed_tools(values: &[String]) -> Result<Option<AllowedToolSet>, String> {
if values.is_empty() { if values.is_empty() {
return Ok(None); return Ok(None);
@@ -432,26 +428,15 @@ fn print_bootstrap_plan() {
} }
} }
fn default_oauth_config() -> OAuthConfig {
OAuthConfig {
client_id: String::from("9d1c250a-e61b-44d9-88ed-5944d1962f5e"),
authorize_url: String::from("https://platform.claude.com/oauth/authorize"),
token_url: String::from("https://platform.claude.com/v1/oauth/token"),
callback_port: None,
manual_redirect_url: None,
scopes: vec![
String::from("user:profile"),
String::from("user:inference"),
String::from("user:sessions:claude_code"),
],
}
}
fn run_login() -> Result<(), Box<dyn std::error::Error>> { fn run_login() -> Result<(), Box<dyn std::error::Error>> {
let cwd = env::current_dir()?; let cwd = env::current_dir()?;
let config = ConfigLoader::default_for(&cwd).load()?; let config = ConfigLoader::default_for(&cwd).load()?;
let default_oauth = default_oauth_config(); let oauth = config.oauth().ok_or_else(|| {
let oauth = config.oauth().unwrap_or(&default_oauth); io::Error::new(
io::ErrorKind::NotFound,
"OAuth config is missing. Add settings.oauth.clientId/authorizeUrl/tokenUrl first.",
)
})?;
let callback_port = oauth.callback_port.unwrap_or(DEFAULT_OAUTH_CALLBACK_PORT); let callback_port = oauth.callback_port.unwrap_or(DEFAULT_OAUTH_CALLBACK_PORT);
let redirect_uri = runtime::loopback_redirect_uri(callback_port); let redirect_uri = runtime::loopback_redirect_uri(callback_port);
let pkce = generate_pkce_pair()?; let pkce = generate_pkce_pair()?;
@@ -965,7 +950,7 @@ struct LiveCli {
allowed_tools: Option<AllowedToolSet>, allowed_tools: Option<AllowedToolSet>,
permission_mode: PermissionMode, permission_mode: PermissionMode,
system_prompt: Vec<String>, system_prompt: Vec<String>,
runtime: ConversationRuntime<ProviderRuntimeClient, CliToolExecutor>, runtime: ConversationRuntime<AnthropicRuntimeClient, CliToolExecutor>,
session: SessionHandle, session: SessionHandle,
} }
@@ -1888,15 +1873,6 @@ fn build_system_prompt() -> Result<Vec<String>, Box<dyn std::error::Error>> {
)?) )?)
} }
fn build_runtime_feature_config(
) -> Result<runtime::RuntimeFeatureConfig, Box<dyn std::error::Error>> {
let cwd = env::current_dir()?;
Ok(ConfigLoader::default_for(cwd)
.load()?
.feature_config()
.clone())
}
fn build_runtime( fn build_runtime(
session: Session, session: Session,
model: String, model: String,
@@ -1905,16 +1881,14 @@ fn build_runtime(
emit_output: bool, emit_output: bool,
allowed_tools: Option<AllowedToolSet>, allowed_tools: Option<AllowedToolSet>,
permission_mode: PermissionMode, permission_mode: PermissionMode,
) -> Result<ConversationRuntime<ProviderRuntimeClient, CliToolExecutor>, Box<dyn std::error::Error>> ) -> Result<ConversationRuntime<AnthropicRuntimeClient, CliToolExecutor>, Box<dyn std::error::Error>>
{ {
let feature_config = build_runtime_feature_config()?; Ok(ConversationRuntime::new(
Ok(ConversationRuntime::new_with_features(
session, session,
ProviderRuntimeClient::new(model, enable_tools, emit_output, allowed_tools.clone())?, AnthropicRuntimeClient::new(model, enable_tools, emit_output, allowed_tools.clone())?,
CliToolExecutor::new(allowed_tools, emit_output), CliToolExecutor::new(allowed_tools, emit_output),
permission_policy(permission_mode), permission_policy(permission_mode),
system_prompt, system_prompt,
&feature_config,
)) ))
} }
@@ -1964,33 +1938,26 @@ impl runtime::PermissionPrompter for CliPermissionPrompter {
} }
} }
struct ProviderRuntimeClient { struct AnthropicRuntimeClient {
runtime: tokio::runtime::Runtime, runtime: tokio::runtime::Runtime,
client: ProviderClient, client: AnthropicClient,
model: String, model: String,
enable_tools: bool, enable_tools: bool,
emit_output: bool, emit_output: bool,
allowed_tools: Option<AllowedToolSet>, allowed_tools: Option<AllowedToolSet>,
} }
impl ProviderRuntimeClient { impl AnthropicRuntimeClient {
fn new( fn new(
model: String, model: String,
enable_tools: bool, enable_tools: bool,
emit_output: bool, emit_output: bool,
allowed_tools: Option<AllowedToolSet>, allowed_tools: Option<AllowedToolSet>,
) -> Result<Self, Box<dyn std::error::Error>> { ) -> Result<Self, Box<dyn std::error::Error>> {
let model = resolve_model_alias(&model).to_string();
let client = match detect_provider_kind(&model) {
ProviderKind::Anthropic => ProviderClient::from_model_with_anthropic_auth(
&model,
Some(resolve_cli_auth_source()?),
)?,
ProviderKind::Xai | ProviderKind::OpenAi => ProviderClient::from_model(&model)?,
};
Ok(Self { Ok(Self {
runtime: tokio::runtime::Runtime::new()?, runtime: tokio::runtime::Runtime::new()?,
client, client: AnthropicClient::from_auth(resolve_cli_auth_source()?)
.with_base_url(api::read_base_url()),
model, model,
enable_tools, enable_tools,
emit_output, emit_output,
@@ -2009,7 +1976,7 @@ fn resolve_cli_auth_source() -> Result<AuthSource, Box<dyn std::error::Error>> {
})?) })?)
} }
impl ApiClient for ProviderRuntimeClient { impl ApiClient for AnthropicRuntimeClient {
#[allow(clippy::too_many_lines)] #[allow(clippy::too_many_lines)]
fn stream(&mut self, request: ApiRequest) -> Result<Vec<AssistantEvent>, RuntimeError> { fn stream(&mut self, request: ApiRequest) -> Result<Vec<AssistantEvent>, RuntimeError> {
let message_request = MessageRequest { let message_request = MessageRequest {
@@ -2044,10 +2011,8 @@ impl ApiClient for ProviderRuntimeClient {
} else { } else {
&mut sink &mut sink
}; };
let renderer = TerminalRenderer::new();
let mut markdown_stream = MarkdownStreamState::default();
let mut events = Vec::new(); let mut events = Vec::new();
let mut pending_tools: BTreeMap<u32, (String, String, String)> = BTreeMap::new(); let mut pending_tool: Option<(String, String, String)> = None;
let mut saw_stop = false; let mut saw_stop = false;
while let Some(event) = stream while let Some(event) = stream
@@ -2058,50 +2023,35 @@ impl ApiClient for ProviderRuntimeClient {
match event { match event {
ApiStreamEvent::MessageStart(start) => { ApiStreamEvent::MessageStart(start) => {
for block in start.message.content { for block in start.message.content {
push_output_block( push_output_block(block, out, &mut events, &mut pending_tool, true)?;
block,
0,
out,
&mut events,
&mut pending_tools,
true,
)?;
} }
} }
ApiStreamEvent::ContentBlockStart(start) => { ApiStreamEvent::ContentBlockStart(start) => {
push_output_block( push_output_block(
start.content_block, start.content_block,
start.index,
out, out,
&mut events, &mut events,
&mut pending_tools, &mut pending_tool,
true, true,
)?; )?;
} }
ApiStreamEvent::ContentBlockDelta(delta) => match delta.delta { ApiStreamEvent::ContentBlockDelta(delta) => match delta.delta {
ContentBlockDelta::TextDelta { text } => { ContentBlockDelta::TextDelta { text } => {
if !text.is_empty() { if !text.is_empty() {
if let Some(rendered) = markdown_stream.push(&renderer, &text) { write!(out, "{text}")
write!(out, "{rendered}") .and_then(|()| out.flush())
.and_then(|()| out.flush()) .map_err(|error| RuntimeError::new(error.to_string()))?;
.map_err(|error| RuntimeError::new(error.to_string()))?;
}
events.push(AssistantEvent::TextDelta(text)); events.push(AssistantEvent::TextDelta(text));
} }
} }
ContentBlockDelta::InputJsonDelta { partial_json } => { ContentBlockDelta::InputJsonDelta { partial_json } => {
if let Some((_, _, input)) = pending_tools.get_mut(&delta.index) { if let Some((_, _, input)) = &mut pending_tool {
input.push_str(&partial_json); input.push_str(&partial_json);
} }
} }
}, },
ApiStreamEvent::ContentBlockStop(stop) => { ApiStreamEvent::ContentBlockStop(_) => {
if let Some(rendered) = markdown_stream.flush(&renderer) { if let Some((id, name, input)) = pending_tool.take() {
write!(out, "{rendered}")
.and_then(|()| out.flush())
.map_err(|error| RuntimeError::new(error.to_string()))?;
}
if let Some((id, name, input)) = pending_tools.remove(&stop.index) {
// Display tool call now that input is fully accumulated // Display tool call now that input is fully accumulated
writeln!(out, "\n{}", format_tool_call_start(&name, &input)) writeln!(out, "\n{}", format_tool_call_start(&name, &input))
.and_then(|()| out.flush()) .and_then(|()| out.flush())
@@ -2119,11 +2069,6 @@ impl ApiClient for ProviderRuntimeClient {
} }
ApiStreamEvent::MessageStop(_) => { ApiStreamEvent::MessageStop(_) => {
saw_stop = true; saw_stop = true;
if let Some(rendered) = markdown_stream.flush(&renderer) {
write!(out, "{rendered}")
.and_then(|()| out.flush())
.map_err(|error| RuntimeError::new(error.to_string()))?;
}
events.push(AssistantEvent::MessageStop); events.push(AssistantEvent::MessageStop);
} }
} }
@@ -2226,49 +2171,56 @@ fn format_tool_call_start(name: &str, input: &str) -> String {
serde_json::from_str(input).unwrap_or(serde_json::Value::String(input.to_string())); serde_json::from_str(input).unwrap_or(serde_json::Value::String(input.to_string()));
let detail = match name { let detail = match name {
"bash" | "Bash" => format_bash_call(&parsed), "bash" | "Bash" => parsed
"read_file" | "Read" => { .get("command")
let path = extract_tool_path(&parsed); .and_then(|v| v.as_str())
format!("\x1b[2m📄 Reading {path}\x1b[0m") .map(|cmd| truncate_for_summary(cmd, 120))
} .unwrap_or_default(),
"read_file" | "Read" => parsed
.get("file_path")
.or_else(|| parsed.get("path"))
.and_then(|v| v.as_str())
.unwrap_or("?")
.to_string(),
"write_file" | "Write" => { "write_file" | "Write" => {
let path = extract_tool_path(&parsed); let path = parsed
.get("file_path")
.or_else(|| parsed.get("path"))
.and_then(|v| v.as_str())
.unwrap_or("?");
let lines = parsed let lines = parsed
.get("content") .get("content")
.and_then(|value| value.as_str()) .and_then(|v| v.as_str())
.map_or(0, |content| content.lines().count()); .map_or(0, |c| c.lines().count());
format!("\x1b[1;32m✏ Writing {path}\x1b[0m \x1b[2m({lines} lines)\x1b[0m") format!("{path} ({lines} lines)")
} }
"edit_file" | "Edit" => { "edit_file" | "Edit" => {
let path = extract_tool_path(&parsed); let path = parsed
let old_value = parsed .get("file_path")
.get("old_string") .or_else(|| parsed.get("path"))
.or_else(|| parsed.get("oldString")) .and_then(|v| v.as_str())
.and_then(|value| value.as_str()) .unwrap_or("?");
.unwrap_or_default(); path.to_string()
let new_value = parsed
.get("new_string")
.or_else(|| parsed.get("newString"))
.and_then(|value| value.as_str())
.unwrap_or_default();
format!(
"\x1b[1;33m📝 Editing {path}\x1b[0m{}",
format_patch_preview(old_value, new_value)
.map(|preview| format!("\n{preview}"))
.unwrap_or_default()
)
} }
"glob_search" | "Glob" => format_search_start("🔎 Glob", &parsed), "glob_search" | "Glob" => parsed
"grep_search" | "Grep" => format_search_start("🔎 Grep", &parsed), .get("pattern")
.and_then(|v| v.as_str())
.unwrap_or("?")
.to_string(),
"grep_search" | "Grep" => parsed
.get("pattern")
.and_then(|v| v.as_str())
.unwrap_or("?")
.to_string(),
"web_search" | "WebSearch" => parsed "web_search" | "WebSearch" => parsed
.get("query") .get("query")
.and_then(|value| value.as_str()) .and_then(|v| v.as_str())
.unwrap_or("?") .unwrap_or("?")
.to_string(), .to_string(),
_ => summarize_tool_payload(input), _ => summarize_tool_payload(input),
}; };
let border = "".repeat(name.len() + 8); let border = "".repeat(name.len() + 6);
format!( format!(
"\x1b[38;5;245m╭─ \x1b[1;36m{name}\x1b[0;38;5;245m ─╮\x1b[0m\n\x1b[38;5;245m│\x1b[0m {detail}\n\x1b[38;5;245m╰{border}\x1b[0m" "\x1b[38;5;245m╭─ \x1b[1;36m{name}\x1b[0;38;5;245m ─╮\x1b[0m\n\x1b[38;5;245m│\x1b[0m {detail}\n\x1b[38;5;245m╰{border}\x1b[0m"
) )
@@ -2280,269 +2232,8 @@ fn format_tool_result(name: &str, output: &str, is_error: bool) -> String {
} else { } else {
"\x1b[1;32m✓\x1b[0m" "\x1b[1;32m✓\x1b[0m"
}; };
if is_error { let summary = truncate_for_summary(output.trim(), 200);
let summary = truncate_for_summary(output.trim(), 160); format!("{icon} \x1b[38;5;245m{name}:\x1b[0m {summary}")
return if summary.is_empty() {
format!("{icon} \x1b[38;5;245m{name}\x1b[0m")
} else {
format!("{icon} \x1b[38;5;245m{name}\x1b[0m\n\x1b[38;5;203m{summary}\x1b[0m")
};
}
let parsed: serde_json::Value =
serde_json::from_str(output).unwrap_or(serde_json::Value::String(output.to_string()));
match name {
"bash" | "Bash" => format_bash_result(icon, &parsed),
"read_file" | "Read" => format_read_result(icon, &parsed),
"write_file" | "Write" => format_write_result(icon, &parsed),
"edit_file" | "Edit" => format_edit_result(icon, &parsed),
"glob_search" | "Glob" => format_glob_result(icon, &parsed),
"grep_search" | "Grep" => format_grep_result(icon, &parsed),
_ => {
let summary = truncate_for_summary(output.trim(), 200);
format!("{icon} \x1b[38;5;245m{name}:\x1b[0m {summary}")
}
}
}
fn extract_tool_path(parsed: &serde_json::Value) -> String {
parsed
.get("file_path")
.or_else(|| parsed.get("filePath"))
.or_else(|| parsed.get("path"))
.and_then(|value| value.as_str())
.unwrap_or("?")
.to_string()
}
fn format_search_start(label: &str, parsed: &serde_json::Value) -> String {
let pattern = parsed
.get("pattern")
.and_then(|value| value.as_str())
.unwrap_or("?");
let scope = parsed
.get("path")
.and_then(|value| value.as_str())
.unwrap_or(".");
format!("{label} {pattern}\n\x1b[2min {scope}\x1b[0m")
}
fn format_patch_preview(old_value: &str, new_value: &str) -> Option<String> {
if old_value.is_empty() && new_value.is_empty() {
return None;
}
Some(format!(
"\x1b[38;5;203m- {}\x1b[0m\n\x1b[38;5;70m+ {}\x1b[0m",
truncate_for_summary(first_visible_line(old_value), 72),
truncate_for_summary(first_visible_line(new_value), 72)
))
}
fn format_bash_call(parsed: &serde_json::Value) -> String {
let command = parsed
.get("command")
.and_then(|value| value.as_str())
.unwrap_or_default();
if command.is_empty() {
String::new()
} else {
format!(
"\x1b[48;5;236;38;5;255m $ {} \x1b[0m",
truncate_for_summary(command, 160)
)
}
}
fn first_visible_line(text: &str) -> &str {
text.lines()
.find(|line| !line.trim().is_empty())
.unwrap_or(text)
}
fn format_bash_result(icon: &str, parsed: &serde_json::Value) -> String {
let mut lines = vec![format!("{icon} \x1b[38;5;245mbash\x1b[0m")];
if let Some(task_id) = parsed
.get("backgroundTaskId")
.and_then(|value| value.as_str())
{
lines[0].push_str(&format!(" backgrounded ({task_id})"));
} else if let Some(status) = parsed
.get("returnCodeInterpretation")
.and_then(|value| value.as_str())
.filter(|status| !status.is_empty())
{
lines[0].push_str(&format!(" {status}"));
}
if let Some(stdout) = parsed.get("stdout").and_then(|value| value.as_str()) {
if !stdout.trim().is_empty() {
lines.push(stdout.trim_end().to_string());
}
}
if let Some(stderr) = parsed.get("stderr").and_then(|value| value.as_str()) {
if !stderr.trim().is_empty() {
lines.push(format!("\x1b[38;5;203m{}\x1b[0m", stderr.trim_end()));
}
}
lines.join("\n\n")
}
fn format_read_result(icon: &str, parsed: &serde_json::Value) -> String {
let file = parsed.get("file").unwrap_or(parsed);
let path = extract_tool_path(file);
let start_line = file
.get("startLine")
.and_then(|value| value.as_u64())
.unwrap_or(1);
let num_lines = file
.get("numLines")
.and_then(|value| value.as_u64())
.unwrap_or(0);
let total_lines = file
.get("totalLines")
.and_then(|value| value.as_u64())
.unwrap_or(num_lines);
let content = file
.get("content")
.and_then(|value| value.as_str())
.unwrap_or_default();
let end_line = start_line.saturating_add(num_lines.saturating_sub(1));
format!(
"{icon} \x1b[2m📄 Read {path} (lines {}-{} of {})\x1b[0m\n{}",
start_line,
end_line.max(start_line),
total_lines,
content
)
}
fn format_write_result(icon: &str, parsed: &serde_json::Value) -> String {
let path = extract_tool_path(parsed);
let kind = parsed
.get("type")
.and_then(|value| value.as_str())
.unwrap_or("write");
let line_count = parsed
.get("content")
.and_then(|value| value.as_str())
.map(|content| content.lines().count())
.unwrap_or(0);
format!(
"{icon} \x1b[1;32m✏ {} {path}\x1b[0m \x1b[2m({line_count} lines)\x1b[0m",
if kind == "create" { "Wrote" } else { "Updated" },
)
}
fn format_structured_patch_preview(parsed: &serde_json::Value) -> Option<String> {
let hunks = parsed.get("structuredPatch")?.as_array()?;
let mut preview = Vec::new();
for hunk in hunks.iter().take(2) {
let lines = hunk.get("lines")?.as_array()?;
for line in lines.iter().filter_map(|value| value.as_str()).take(6) {
match line.chars().next() {
Some('+') => preview.push(format!("\x1b[38;5;70m{line}\x1b[0m")),
Some('-') => preview.push(format!("\x1b[38;5;203m{line}\x1b[0m")),
_ => preview.push(line.to_string()),
}
}
}
if preview.is_empty() {
None
} else {
Some(preview.join("\n"))
}
}
fn format_edit_result(icon: &str, parsed: &serde_json::Value) -> String {
let path = extract_tool_path(parsed);
let suffix = if parsed
.get("replaceAll")
.and_then(|value| value.as_bool())
.unwrap_or(false)
{
" (replace all)"
} else {
""
};
let preview = format_structured_patch_preview(parsed).or_else(|| {
let old_value = parsed
.get("oldString")
.and_then(|value| value.as_str())
.unwrap_or_default();
let new_value = parsed
.get("newString")
.and_then(|value| value.as_str())
.unwrap_or_default();
format_patch_preview(old_value, new_value)
});
match preview {
Some(preview) => format!("{icon} \x1b[1;33m📝 Edited {path}{suffix}\x1b[0m\n{preview}"),
None => format!("{icon} \x1b[1;33m📝 Edited {path}{suffix}\x1b[0m"),
}
}
fn format_glob_result(icon: &str, parsed: &serde_json::Value) -> String {
let num_files = parsed
.get("numFiles")
.and_then(|value| value.as_u64())
.unwrap_or(0);
let filenames = parsed
.get("filenames")
.and_then(|value| value.as_array())
.map(|files| {
files
.iter()
.filter_map(|value| value.as_str())
.take(8)
.collect::<Vec<_>>()
.join("\n")
})
.unwrap_or_default();
if filenames.is_empty() {
format!("{icon} \x1b[38;5;245mglob_search\x1b[0m matched {num_files} files")
} else {
format!("{icon} \x1b[38;5;245mglob_search\x1b[0m matched {num_files} files\n{filenames}")
}
}
fn format_grep_result(icon: &str, parsed: &serde_json::Value) -> String {
let num_matches = parsed
.get("numMatches")
.and_then(|value| value.as_u64())
.unwrap_or(0);
let num_files = parsed
.get("numFiles")
.and_then(|value| value.as_u64())
.unwrap_or(0);
let content = parsed
.get("content")
.and_then(|value| value.as_str())
.unwrap_or_default();
let filenames = parsed
.get("filenames")
.and_then(|value| value.as_array())
.map(|files| {
files
.iter()
.filter_map(|value| value.as_str())
.take(8)
.collect::<Vec<_>>()
.join("\n")
})
.unwrap_or_default();
let summary = format!(
"{icon} \x1b[38;5;245mgrep_search\x1b[0m {num_matches} matches across {num_files} files"
);
if !content.trim().is_empty() {
format!("{summary}\n{}", content.trim_end())
} else if !filenames.is_empty() {
format!("{summary}\n{filenames}")
} else {
summary
}
} }
fn summarize_tool_payload(payload: &str) -> String { fn summarize_tool_payload(payload: &str) -> String {
@@ -2565,17 +2256,15 @@ fn truncate_for_summary(value: &str, limit: usize) -> String {
fn push_output_block( fn push_output_block(
block: OutputContentBlock, block: OutputContentBlock,
block_index: u32,
out: &mut (impl Write + ?Sized), out: &mut (impl Write + ?Sized),
events: &mut Vec<AssistantEvent>, events: &mut Vec<AssistantEvent>,
pending_tools: &mut BTreeMap<u32, (String, String, String)>, pending_tool: &mut Option<(String, String, String)>,
streaming_tool_input: bool, streaming_tool_input: bool,
) -> Result<(), RuntimeError> { ) -> Result<(), RuntimeError> {
match block { match block {
OutputContentBlock::Text { text } => { OutputContentBlock::Text { text } => {
if !text.is_empty() { if !text.is_empty() {
let rendered = TerminalRenderer::new().markdown_to_ansi(&text); write!(out, "{text}")
write!(out, "{rendered}")
.and_then(|()| out.flush()) .and_then(|()| out.flush())
.map_err(|error| RuntimeError::new(error.to_string()))?; .map_err(|error| RuntimeError::new(error.to_string()))?;
events.push(AssistantEvent::TextDelta(text)); events.push(AssistantEvent::TextDelta(text));
@@ -2593,7 +2282,7 @@ fn push_output_block(
} else { } else {
input.to_string() input.to_string()
}; };
pending_tools.insert(block_index, (id, name, initial_input)); *pending_tool = Some((id, name, initial_input));
} }
} }
Ok(()) Ok(())
@@ -2604,13 +2293,11 @@ fn response_to_events(
out: &mut (impl Write + ?Sized), out: &mut (impl Write + ?Sized),
) -> Result<Vec<AssistantEvent>, RuntimeError> { ) -> Result<Vec<AssistantEvent>, RuntimeError> {
let mut events = Vec::new(); let mut events = Vec::new();
let mut pending_tools = BTreeMap::new(); let mut pending_tool = None;
for (index, block) in response.content.into_iter().enumerate() { for block in response.content {
let index = push_output_block(block, out, &mut events, &mut pending_tool, false)?;
u32::try_from(index).map_err(|_| RuntimeError::new("response block index overflow"))?; if let Some((id, name, input)) = pending_tool.take() {
push_output_block(block, index, out, &mut events, &mut pending_tools, false)?;
if let Some((id, name, input)) = pending_tools.remove(&index) {
events.push(AssistantEvent::ToolUse { id, name, input }); events.push(AssistantEvent::ToolUse { id, name, input });
} }
} }
@@ -2836,7 +2523,6 @@ mod tests {
use api::{MessageResponse, OutputContentBlock, Usage}; use api::{MessageResponse, OutputContentBlock, Usage};
use runtime::{AssistantEvent, ContentBlock, ConversationMessage, MessageRole, PermissionMode}; use runtime::{AssistantEvent, ContentBlock, ConversationMessage, MessageRole, PermissionMode};
use serde_json::json; use serde_json::json;
use std::collections::BTreeMap;
use std::path::PathBuf; use std::path::PathBuf;
#[test] #[test]
@@ -2916,9 +2602,6 @@ mod tests {
assert_eq!(resolve_model_alias("opus"), "claude-opus-4-6"); assert_eq!(resolve_model_alias("opus"), "claude-opus-4-6");
assert_eq!(resolve_model_alias("sonnet"), "claude-sonnet-4-6"); assert_eq!(resolve_model_alias("sonnet"), "claude-sonnet-4-6");
assert_eq!(resolve_model_alias("haiku"), "claude-haiku-4-5-20251213"); assert_eq!(resolve_model_alias("haiku"), "claude-haiku-4-5-20251213");
assert_eq!(resolve_model_alias("grok"), "grok-3");
assert_eq!(resolve_model_alias("grok-mini"), "grok-3-mini");
assert_eq!(resolve_model_alias("grok-2"), "grok-2");
assert_eq!(resolve_model_alias("claude-opus"), "claude-opus"); assert_eq!(resolve_model_alias("claude-opus"), "claude-opus");
} }
@@ -3373,43 +3056,16 @@ mod tests {
assert!(start.contains("read_file")); assert!(start.contains("read_file"));
assert!(start.contains("src/main.rs")); assert!(start.contains("src/main.rs"));
let done = format_tool_result( let done = format_tool_result("read_file", r#"{"contents":"hello"}"#, false);
"read_file", assert!(done.contains("read_file:"));
r#"{"file":{"filePath":"src/main.rs","content":"hello","numLines":1,"startLine":1,"totalLines":1}}"#, assert!(done.contains("contents"));
false,
);
assert!(done.contains("📄 Read src/main.rs"));
assert!(done.contains("hello"));
}
#[test]
fn push_output_block_renders_markdown_text() {
let mut out = Vec::new();
let mut events = Vec::new();
let mut pending_tools = BTreeMap::new();
push_output_block(
OutputContentBlock::Text {
text: "# Heading".to_string(),
},
0,
&mut out,
&mut events,
&mut pending_tools,
false,
)
.expect("text block should render");
let rendered = String::from_utf8(out).expect("utf8");
assert!(rendered.contains("Heading"));
assert!(rendered.contains('\u{1b}'));
} }
#[test] #[test]
fn push_output_block_skips_empty_object_prefix_for_tool_streams() { fn push_output_block_skips_empty_object_prefix_for_tool_streams() {
let mut out = Vec::new(); let mut out = Vec::new();
let mut events = Vec::new(); let mut events = Vec::new();
let mut pending_tools = BTreeMap::new(); let mut pending_tool = None;
push_output_block( push_output_block(
OutputContentBlock::ToolUse { OutputContentBlock::ToolUse {
@@ -3417,83 +3073,20 @@ mod tests {
name: "read_file".to_string(), name: "read_file".to_string(),
input: json!({}), input: json!({}),
}, },
1,
&mut out, &mut out,
&mut events, &mut events,
&mut pending_tools, &mut pending_tool,
true, true,
) )
.expect("tool block should accumulate"); .expect("tool block should accumulate");
assert!(events.is_empty()); assert!(events.is_empty());
assert_eq!( assert_eq!(
pending_tools.remove(&1), pending_tool,
Some(("tool-1".to_string(), "read_file".to_string(), String::new(),)) Some(("tool-1".to_string(), "read_file".to_string(), String::new(),))
); );
} }
#[test]
fn pending_tools_preserve_multiple_streaming_tool_calls_by_index() {
let mut out = Vec::new();
let mut events = Vec::new();
let mut pending_tools = BTreeMap::new();
push_output_block(
OutputContentBlock::ToolUse {
id: "tool-1".to_string(),
name: "read_file".to_string(),
input: json!({}),
},
1,
&mut out,
&mut events,
&mut pending_tools,
true,
)
.expect("first tool should accumulate");
push_output_block(
OutputContentBlock::ToolUse {
id: "tool-2".to_string(),
name: "grep_search".to_string(),
input: json!({}),
},
2,
&mut out,
&mut events,
&mut pending_tools,
true,
)
.expect("second tool should accumulate");
pending_tools
.get_mut(&1)
.expect("first tool pending")
.2
.push_str("{\"path\":\"src/main.rs\"}");
pending_tools
.get_mut(&2)
.expect("second tool pending")
.2
.push_str("{\"pattern\":\"TODO\"}");
assert_eq!(
pending_tools.remove(&1),
Some((
"tool-1".to_string(),
"read_file".to_string(),
"{\"path\":\"src/main.rs\"}".to_string(),
))
);
assert_eq!(
pending_tools.remove(&2),
Some((
"tool-2".to_string(),
"grep_search".to_string(),
"{\"pattern\":\"TODO\"}".to_string(),
))
);
}
#[test] #[test]
fn response_to_events_preserves_empty_object_json_input_outside_streaming() { fn response_to_events_preserves_empty_object_json_input_outside_streaming() {
let mut out = Vec::new(); let mut out = Vec::new();

View File

@@ -1,5 +1,7 @@
use std::fmt::Write as FmtWrite; use std::fmt::Write as FmtWrite;
use std::io::{self, Write}; use std::io::{self, Write};
use std::thread;
use std::time::Duration;
use crossterm::cursor::{MoveToColumn, RestorePosition, SavePosition}; use crossterm::cursor::{MoveToColumn, RestorePosition, SavePosition};
use crossterm::style::{Color, Print, ResetColor, SetForegroundColor, Stylize}; use crossterm::style::{Color, Print, ResetColor, SetForegroundColor, Stylize};
@@ -20,7 +22,6 @@ pub struct ColorTheme {
link: Color, link: Color,
quote: Color, quote: Color,
table_border: Color, table_border: Color,
code_block_border: Color,
spinner_active: Color, spinner_active: Color,
spinner_done: Color, spinner_done: Color,
spinner_failed: Color, spinner_failed: Color,
@@ -36,7 +37,6 @@ impl Default for ColorTheme {
link: Color::Blue, link: Color::Blue,
quote: Color::DarkGrey, quote: Color::DarkGrey,
table_border: Color::DarkCyan, table_border: Color::DarkCyan,
code_block_border: Color::DarkGrey,
spinner_active: Color::Blue, spinner_active: Color::Blue,
spinner_done: Color::Green, spinner_done: Color::Green,
spinner_failed: Color::Red, spinner_failed: Color::Red,
@@ -154,64 +154,33 @@ impl TableState {
struct RenderState { struct RenderState {
emphasis: usize, emphasis: usize,
strong: usize, strong: usize,
heading_level: Option<u8>,
quote: usize, quote: usize,
list_stack: Vec<ListKind>, list_stack: Vec<ListKind>,
link_stack: Vec<LinkState>,
table: Option<TableState>, table: Option<TableState>,
} }
#[derive(Debug, Clone, PartialEq, Eq)]
struct LinkState {
destination: String,
text: String,
}
impl RenderState { impl RenderState {
fn style_text(&self, text: &str, theme: &ColorTheme) -> String { fn style_text(&self, text: &str, theme: &ColorTheme) -> String {
let mut style = text.stylize(); let mut styled = text.to_string();
if self.strong > 0 {
if matches!(self.heading_level, Some(1 | 2)) || self.strong > 0 { styled = format!("{}", styled.bold().with(theme.strong));
style = style.bold();
} }
if self.emphasis > 0 { if self.emphasis > 0 {
style = style.italic(); styled = format!("{}", styled.italic().with(theme.emphasis));
} }
if let Some(level) = self.heading_level {
style = match level {
1 => style.with(theme.heading),
2 => style.white(),
3 => style.with(Color::Blue),
_ => style.with(Color::Grey),
};
} else if self.strong > 0 {
style = style.with(theme.strong);
} else if self.emphasis > 0 {
style = style.with(theme.emphasis);
}
if self.quote > 0 { if self.quote > 0 {
style = style.with(theme.quote); styled = format!("{}", styled.with(theme.quote));
} }
styled
format!("{style}")
} }
fn append_raw(&mut self, output: &mut String, text: &str) { fn capture_target_mut<'a>(&'a mut self, output: &'a mut String) -> &'a mut String {
if let Some(link) = self.link_stack.last_mut() { if let Some(table) = self.table.as_mut() {
link.text.push_str(text); &mut table.current_cell
} else if let Some(table) = self.table.as_mut() {
table.current_cell.push_str(text);
} else { } else {
output.push_str(text); output
} }
} }
fn append_styled(&mut self, output: &mut String, text: &str, theme: &ColorTheme) {
let styled = self.style_text(text, theme);
self.append_raw(output, &styled);
}
} }
#[derive(Debug)] #[derive(Debug)]
@@ -269,11 +238,6 @@ impl TerminalRenderer {
output.trim_end().to_string() output.trim_end().to_string()
} }
#[must_use]
pub fn markdown_to_ansi(&self, markdown: &str) -> String {
self.render_markdown(markdown)
}
#[allow(clippy::too_many_lines)] #[allow(clippy::too_many_lines)]
fn render_event( fn render_event(
&self, &self,
@@ -285,21 +249,15 @@ impl TerminalRenderer {
in_code_block: &mut bool, in_code_block: &mut bool,
) { ) {
match event { match event {
Event::Start(Tag::Heading { level, .. }) => { Event::Start(Tag::Heading { level, .. }) => self.start_heading(level as u8, output),
self.start_heading(state, level as u8, output) Event::End(TagEnd::Heading(..) | TagEnd::Paragraph) => output.push_str("\n\n"),
}
Event::End(TagEnd::Paragraph) => output.push_str("\n\n"),
Event::Start(Tag::BlockQuote(..)) => self.start_quote(state, output), Event::Start(Tag::BlockQuote(..)) => self.start_quote(state, output),
Event::End(TagEnd::BlockQuote(..)) => { Event::End(TagEnd::BlockQuote(..)) => {
state.quote = state.quote.saturating_sub(1); state.quote = state.quote.saturating_sub(1);
output.push('\n'); output.push('\n');
} }
Event::End(TagEnd::Heading(..)) => {
state.heading_level = None;
output.push_str("\n\n");
}
Event::End(TagEnd::Item) | Event::SoftBreak | Event::HardBreak => { Event::End(TagEnd::Item) | Event::SoftBreak | Event::HardBreak => {
state.append_raw(output, "\n"); state.capture_target_mut(output).push('\n');
} }
Event::Start(Tag::List(first_item)) => { Event::Start(Tag::List(first_item)) => {
let kind = match first_item { let kind = match first_item {
@@ -335,52 +293,41 @@ impl TerminalRenderer {
Event::Code(code) => { Event::Code(code) => {
let rendered = let rendered =
format!("{}", format!("`{code}`").with(self.color_theme.inline_code)); format!("{}", format!("`{code}`").with(self.color_theme.inline_code));
state.append_raw(output, &rendered); state.capture_target_mut(output).push_str(&rendered);
} }
Event::Rule => output.push_str("---\n"), Event::Rule => output.push_str("---\n"),
Event::Text(text) => { Event::Text(text) => {
self.push_text(text.as_ref(), state, output, code_buffer, *in_code_block); self.push_text(text.as_ref(), state, output, code_buffer, *in_code_block);
} }
Event::Html(html) | Event::InlineHtml(html) => { Event::Html(html) | Event::InlineHtml(html) => {
state.append_raw(output, &html); state.capture_target_mut(output).push_str(&html);
} }
Event::FootnoteReference(reference) => { Event::FootnoteReference(reference) => {
state.append_raw(output, &format!("[{reference}]")); let _ = write!(state.capture_target_mut(output), "[{reference}]");
} }
Event::TaskListMarker(done) => { Event::TaskListMarker(done) => {
state.append_raw(output, if done { "[x] " } else { "[ ] " }); state
.capture_target_mut(output)
.push_str(if done { "[x] " } else { "[ ] " });
} }
Event::InlineMath(math) | Event::DisplayMath(math) => { Event::InlineMath(math) | Event::DisplayMath(math) => {
state.append_raw(output, &math); state.capture_target_mut(output).push_str(&math);
} }
Event::Start(Tag::Link { dest_url, .. }) => { Event::Start(Tag::Link { dest_url, .. }) => {
state.link_stack.push(LinkState { let rendered = format!(
destination: dest_url.to_string(), "{}",
text: String::new(), format!("[{dest_url}]")
}); .underlined()
} .with(self.color_theme.link)
Event::End(TagEnd::Link) => { );
if let Some(link) = state.link_stack.pop() { state.capture_target_mut(output).push_str(&rendered);
let label = if link.text.is_empty() {
link.destination.clone()
} else {
link.text
};
let rendered = format!(
"{}",
format!("[{label}]({})", link.destination)
.underlined()
.with(self.color_theme.link)
);
state.append_raw(output, &rendered);
}
} }
Event::Start(Tag::Image { dest_url, .. }) => { Event::Start(Tag::Image { dest_url, .. }) => {
let rendered = format!( let rendered = format!(
"{}", "{}",
format!("[image:{dest_url}]").with(self.color_theme.link) format!("[image:{dest_url}]").with(self.color_theme.link)
); );
state.append_raw(output, &rendered); state.capture_target_mut(output).push_str(&rendered);
} }
Event::Start(Tag::Table(..)) => state.table = Some(TableState::default()), Event::Start(Tag::Table(..)) => state.table = Some(TableState::default()),
Event::End(TagEnd::Table) => { Event::End(TagEnd::Table) => {
@@ -422,15 +369,19 @@ impl TerminalRenderer {
} }
} }
Event::Start(Tag::Paragraph | Tag::MetadataBlock(..) | _) Event::Start(Tag::Paragraph | Tag::MetadataBlock(..) | _)
| Event::End(TagEnd::Image | TagEnd::MetadataBlock(..) | _) => {} | Event::End(TagEnd::Link | TagEnd::Image | TagEnd::MetadataBlock(..) | _) => {}
} }
} }
fn start_heading(&self, state: &mut RenderState, level: u8, output: &mut String) { fn start_heading(&self, level: u8, output: &mut String) {
state.heading_level = Some(level); output.push('\n');
if !output.is_empty() { let prefix = match level {
output.push('\n'); 1 => "# ",
} 2 => "## ",
3 => "### ",
_ => "#### ",
};
let _ = write!(output, "{}", prefix.bold().with(self.color_theme.heading));
} }
fn start_quote(&self, state: &mut RenderState, output: &mut String) { fn start_quote(&self, state: &mut RenderState, output: &mut String) {
@@ -454,27 +405,20 @@ impl TerminalRenderer {
} }
fn start_code_block(&self, code_language: &str, output: &mut String) { fn start_code_block(&self, code_language: &str, output: &mut String) {
let label = if code_language.is_empty() { if !code_language.is_empty() {
"code".to_string() let _ = writeln!(
} else { output,
code_language.to_string() "{}",
}; format!("╭─ {code_language}").with(self.color_theme.heading)
let _ = writeln!( );
output, }
"{}",
format!("╭─ {label}")
.bold()
.with(self.color_theme.code_block_border)
);
} }
fn finish_code_block(&self, code_buffer: &str, code_language: &str, output: &mut String) { fn finish_code_block(&self, code_buffer: &str, code_language: &str, output: &mut String) {
output.push_str(&self.highlight_code(code_buffer, code_language)); output.push_str(&self.highlight_code(code_buffer, code_language));
let _ = write!( if !code_language.is_empty() {
output, let _ = write!(output, "{}", "╰─".with(self.color_theme.heading));
"{}", }
"╰─".bold().with(self.color_theme.code_block_border)
);
output.push_str("\n\n"); output.push_str("\n\n");
} }
@@ -489,7 +433,8 @@ impl TerminalRenderer {
if in_code_block { if in_code_block {
code_buffer.push_str(text); code_buffer.push_str(text);
} else { } else {
state.append_styled(output, text, &self.color_theme); let rendered = state.style_text(text, &self.color_theme);
state.capture_target_mut(output).push_str(&rendered);
} }
} }
@@ -576,10 +521,9 @@ impl TerminalRenderer {
for line in LinesWithEndings::from(code) { for line in LinesWithEndings::from(code) {
match syntax_highlighter.highlight_line(line, &self.syntax_set) { match syntax_highlighter.highlight_line(line, &self.syntax_set) {
Ok(ranges) => { Ok(ranges) => {
let escaped = as_24_bit_terminal_escaped(&ranges[..], false); colored_output.push_str(&as_24_bit_terminal_escaped(&ranges[..], false));
colored_output.push_str(&apply_code_block_background(&escaped));
} }
Err(_) => colored_output.push_str(&apply_code_block_background(line)), Err(_) => colored_output.push_str(line),
} }
} }
@@ -587,83 +531,16 @@ impl TerminalRenderer {
} }
pub fn stream_markdown(&self, markdown: &str, out: &mut impl Write) -> io::Result<()> { pub fn stream_markdown(&self, markdown: &str, out: &mut impl Write) -> io::Result<()> {
let rendered_markdown = self.markdown_to_ansi(markdown); let rendered_markdown = self.render_markdown(markdown);
write!(out, "{rendered_markdown}")?; for chunk in rendered_markdown.split_inclusive(char::is_whitespace) {
if !rendered_markdown.ends_with('\n') { write!(out, "{chunk}")?;
writeln!(out)?; out.flush()?;
thread::sleep(Duration::from_millis(8));
} }
out.flush() writeln!(out)
} }
} }
#[derive(Debug, Default, Clone, PartialEq, Eq)]
pub struct MarkdownStreamState {
pending: String,
}
impl MarkdownStreamState {
#[must_use]
pub fn push(&mut self, renderer: &TerminalRenderer, delta: &str) -> Option<String> {
self.pending.push_str(delta);
let split = find_stream_safe_boundary(&self.pending)?;
let ready = self.pending[..split].to_string();
self.pending.drain(..split);
Some(renderer.markdown_to_ansi(&ready))
}
#[must_use]
pub fn flush(&mut self, renderer: &TerminalRenderer) -> Option<String> {
if self.pending.trim().is_empty() {
self.pending.clear();
None
} else {
let pending = std::mem::take(&mut self.pending);
Some(renderer.markdown_to_ansi(&pending))
}
}
}
fn apply_code_block_background(line: &str) -> String {
let trimmed = line.trim_end_matches('\n');
let trailing_newline = if trimmed.len() == line.len() {
""
} else {
"\n"
};
let with_background = trimmed.replace("\u{1b}[0m", "\u{1b}[0;48;5;236m");
format!("\u{1b}[48;5;236m{with_background}\u{1b}[0m{trailing_newline}")
}
fn find_stream_safe_boundary(markdown: &str) -> Option<usize> {
let mut in_fence = false;
let mut last_boundary = None;
for (offset, line) in markdown.split_inclusive('\n').scan(0usize, |cursor, line| {
let start = *cursor;
*cursor += line.len();
Some((start, line))
}) {
let trimmed = line.trim_start();
if trimmed.starts_with("```") || trimmed.starts_with("~~~") {
in_fence = !in_fence;
if !in_fence {
last_boundary = Some(offset + line.len());
}
continue;
}
if in_fence {
continue;
}
if trimmed.is_empty() {
last_boundary = Some(offset + line.len());
}
}
last_boundary
}
fn visible_width(input: &str) -> usize { fn visible_width(input: &str) -> usize {
strip_ansi(input).chars().count() strip_ansi(input).chars().count()
} }
@@ -692,7 +569,7 @@ fn strip_ansi(input: &str) -> String {
#[cfg(test)] #[cfg(test)]
mod tests { mod tests {
use super::{strip_ansi, MarkdownStreamState, Spinner, TerminalRenderer}; use super::{strip_ansi, Spinner, TerminalRenderer};
#[test] #[test]
fn renders_markdown_with_styling_and_lists() { fn renders_markdown_with_styling_and_lists() {
@@ -706,28 +583,16 @@ mod tests {
assert!(markdown_output.contains('\u{1b}')); assert!(markdown_output.contains('\u{1b}'));
} }
#[test]
fn renders_links_as_colored_markdown_labels() {
let terminal_renderer = TerminalRenderer::new();
let markdown_output =
terminal_renderer.render_markdown("See [Claw](https://example.com/docs) now.");
let plain_text = strip_ansi(&markdown_output);
assert!(plain_text.contains("[Claw](https://example.com/docs)"));
assert!(markdown_output.contains('\u{1b}'));
}
#[test] #[test]
fn highlights_fenced_code_blocks() { fn highlights_fenced_code_blocks() {
let terminal_renderer = TerminalRenderer::new(); let terminal_renderer = TerminalRenderer::new();
let markdown_output = let markdown_output =
terminal_renderer.markdown_to_ansi("```rust\nfn hi() { println!(\"hi\"); }\n```"); terminal_renderer.render_markdown("```rust\nfn hi() { println!(\"hi\"); }\n```");
let plain_text = strip_ansi(&markdown_output); let plain_text = strip_ansi(&markdown_output);
assert!(plain_text.contains("╭─ rust")); assert!(plain_text.contains("╭─ rust"));
assert!(plain_text.contains("fn hi")); assert!(plain_text.contains("fn hi"));
assert!(markdown_output.contains('\u{1b}')); assert!(markdown_output.contains('\u{1b}'));
assert!(markdown_output.contains("[48;5;236m"));
} }
#[test] #[test]
@@ -758,26 +623,6 @@ mod tests {
assert!(markdown_output.contains('\u{1b}')); assert!(markdown_output.contains('\u{1b}'));
} }
#[test]
fn streaming_state_waits_for_complete_blocks() {
let renderer = TerminalRenderer::new();
let mut state = MarkdownStreamState::default();
assert_eq!(state.push(&renderer, "# Heading"), None);
let flushed = state
.push(&renderer, "\n\nParagraph\n\n")
.expect("completed block");
let plain_text = strip_ansi(&flushed);
assert!(plain_text.contains("Heading"));
assert!(plain_text.contains("Paragraph"));
assert_eq!(state.push(&renderer, "```rust\nfn main() {}\n"), None);
let code = state
.push(&renderer, "```\n")
.expect("closed code fence flushes");
assert!(strip_ansi(&code).contains("fn main()"));
}
#[test] #[test]
fn spinner_advances_frames() { fn spinner_advances_frames() {
let terminal_renderer = TerminalRenderer::new(); let terminal_renderer = TerminalRenderer::new();

View File

@@ -6,12 +6,10 @@ license.workspace = true
publish.workspace = true publish.workspace = true
[dependencies] [dependencies]
api = { path = "../api" }
runtime = { path = "../runtime" } runtime = { path = "../runtime" }
reqwest = { version = "0.12", default-features = false, features = ["blocking", "rustls-tls"] } reqwest = { version = "0.12", default-features = false, features = ["blocking", "rustls-tls"] }
serde = { version = "1", features = ["derive"] } serde = { version = "1", features = ["derive"] }
serde_json = "1" serde_json = "1"
tokio = { version = "1", features = ["rt-multi-thread"] }
[lints] [lints]
workspace = true workspace = true

View File

@@ -3,17 +3,10 @@ use std::path::{Path, PathBuf};
use std::process::Command; use std::process::Command;
use std::time::{Duration, Instant}; use std::time::{Duration, Instant};
use api::{
max_tokens_for_model, resolve_model_alias, ContentBlockDelta, InputContentBlock, InputMessage,
MessageRequest, MessageResponse, OutputContentBlock, ProviderClient,
StreamEvent as ApiStreamEvent, ToolChoice, ToolDefinition, ToolResultContentBlock,
};
use reqwest::blocking::Client; use reqwest::blocking::Client;
use runtime::{ use runtime::{
edit_file, execute_bash, glob_search, grep_search, load_system_prompt, read_file, write_file, edit_file, execute_bash, glob_search, grep_search, read_file, write_file, BashCommandInput,
ApiClient, ApiRequest, AssistantEvent, BashCommandInput, ContentBlock, ConversationMessage, GrepSearchInput, PermissionMode,
ConversationRuntime, GrepSearchInput, MessageRole, PermissionMode, PermissionPolicy,
RuntimeError, Session, TokenUsage, ToolError, ToolExecutor,
}; };
use serde::{Deserialize, Serialize}; use serde::{Deserialize, Serialize};
use serde_json::{json, Value}; use serde_json::{json, Value};
@@ -709,7 +702,7 @@ struct SkillOutput {
prompt: String, prompt: String,
} }
#[derive(Debug, Clone, Serialize, Deserialize)] #[derive(Debug, Serialize, Deserialize)]
struct AgentOutput { struct AgentOutput {
#[serde(rename = "agentId")] #[serde(rename = "agentId")]
agent_id: String, agent_id: String,
@@ -725,20 +718,6 @@ struct AgentOutput {
manifest_file: String, manifest_file: String,
#[serde(rename = "createdAt")] #[serde(rename = "createdAt")]
created_at: String, created_at: String,
#[serde(rename = "startedAt", skip_serializing_if = "Option::is_none")]
started_at: Option<String>,
#[serde(rename = "completedAt", skip_serializing_if = "Option::is_none")]
completed_at: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
error: Option<String>,
}
#[derive(Debug, Clone)]
struct AgentJob {
manifest: AgentOutput,
prompt: String,
system_prompt: Vec<String>,
allowed_tools: BTreeSet<String>,
} }
#[derive(Debug, Serialize)] #[derive(Debug, Serialize)]
@@ -1280,7 +1259,15 @@ fn validate_todos(todos: &[TodoItem]) -> Result<(), String> {
if todos.is_empty() { if todos.is_empty() {
return Err(String::from("todos must not be empty")); return Err(String::from("todos must not be empty"));
} }
// Allow multiple in_progress items for parallel workflows let in_progress = todos
.iter()
.filter(|todo| matches!(todo.status, TodoStatus::InProgress))
.count();
if in_progress > 1 {
return Err(String::from(
"exactly zero or one todo items may be in_progress",
));
}
if todos.iter().any(|todo| todo.content.trim().is_empty()) { if todos.iter().any(|todo| todo.content.trim().is_empty()) {
return Err(String::from("todo content must not be empty")); return Err(String::from("todo content must not be empty"));
} }
@@ -1336,18 +1323,7 @@ fn resolve_skill_path(skill: &str) -> Result<std::path::PathBuf, String> {
Err(format!("unknown skill: {requested}")) Err(format!("unknown skill: {requested}"))
} }
const DEFAULT_AGENT_MODEL: &str = "claude-opus-4-6";
const DEFAULT_AGENT_SYSTEM_DATE: &str = "2026-03-31";
const DEFAULT_AGENT_MAX_ITERATIONS: usize = 32;
fn execute_agent(input: AgentInput) -> Result<AgentOutput, String> { fn execute_agent(input: AgentInput) -> Result<AgentOutput, String> {
execute_agent_with_spawn(input, spawn_agent_job)
}
fn execute_agent_with_spawn<F>(input: AgentInput, spawn_fn: F) -> Result<AgentOutput, String>
where
F: FnOnce(AgentJob) -> Result<(), String>,
{
if input.description.trim().is_empty() { if input.description.trim().is_empty() {
return Err(String::from("description must not be empty")); return Err(String::from("description must not be empty"));
} }
@@ -1361,7 +1337,6 @@ where
let output_file = output_dir.join(format!("{agent_id}.md")); let output_file = output_dir.join(format!("{agent_id}.md"));
let manifest_file = output_dir.join(format!("{agent_id}.json")); let manifest_file = output_dir.join(format!("{agent_id}.json"));
let normalized_subagent_type = normalize_subagent_type(input.subagent_type.as_deref()); let normalized_subagent_type = normalize_subagent_type(input.subagent_type.as_deref());
let model = resolve_agent_model(input.model.as_deref());
let agent_name = input let agent_name = input
.name .name
.as_deref() .as_deref()
@@ -1369,8 +1344,6 @@ where
.filter(|name| !name.is_empty()) .filter(|name| !name.is_empty())
.unwrap_or_else(|| slugify_agent_name(&input.description)); .unwrap_or_else(|| slugify_agent_name(&input.description));
let created_at = iso8601_now(); let created_at = iso8601_now();
let system_prompt = build_agent_system_prompt(&normalized_subagent_type)?;
let allowed_tools = allowed_tools_for_subagent(&normalized_subagent_type);
let output_contents = format!( let output_contents = format!(
"# Agent Task "# Agent Task
@@ -1394,514 +1367,19 @@ where
name: agent_name, name: agent_name,
description: input.description, description: input.description,
subagent_type: Some(normalized_subagent_type), subagent_type: Some(normalized_subagent_type),
model: Some(model), model: input.model,
status: String::from("running"), status: String::from("queued"),
output_file: output_file.display().to_string(), output_file: output_file.display().to_string(),
manifest_file: manifest_file.display().to_string(), manifest_file: manifest_file.display().to_string(),
created_at: created_at.clone(), created_at,
started_at: Some(created_at),
completed_at: None,
error: None,
}; };
write_agent_manifest(&manifest)?; std::fs::write(
&manifest_file,
let manifest_for_spawn = manifest.clone(); serde_json::to_string_pretty(&manifest).map_err(|error| error.to_string())?,
let job = AgentJob {
manifest: manifest_for_spawn,
prompt: input.prompt,
system_prompt,
allowed_tools,
};
if let Err(error) = spawn_fn(job) {
let error = format!("failed to spawn sub-agent: {error}");
persist_agent_terminal_state(&manifest, "failed", None, Some(error.clone()))?;
return Err(error);
}
Ok(manifest)
}
fn spawn_agent_job(job: AgentJob) -> Result<(), String> {
let thread_name = format!("clawd-agent-{}", job.manifest.agent_id);
std::thread::Builder::new()
.name(thread_name)
.spawn(move || {
let result =
std::panic::catch_unwind(std::panic::AssertUnwindSafe(|| run_agent_job(&job)));
match result {
Ok(Ok(())) => {}
Ok(Err(error)) => {
let _ =
persist_agent_terminal_state(&job.manifest, "failed", None, Some(error));
}
Err(_) => {
let _ = persist_agent_terminal_state(
&job.manifest,
"failed",
None,
Some(String::from("sub-agent thread panicked")),
);
}
}
})
.map(|_| ())
.map_err(|error| error.to_string())
}
fn run_agent_job(job: &AgentJob) -> Result<(), String> {
let mut runtime = build_agent_runtime(job)?.with_max_iterations(DEFAULT_AGENT_MAX_ITERATIONS);
let summary = runtime
.run_turn(job.prompt.clone(), None)
.map_err(|error| error.to_string())?;
let final_text = final_assistant_text(&summary);
persist_agent_terminal_state(&job.manifest, "completed", Some(final_text.as_str()), None)
}
fn build_agent_runtime(
job: &AgentJob,
) -> Result<ConversationRuntime<ProviderRuntimeClient, SubagentToolExecutor>, String> {
let model = job
.manifest
.model
.clone()
.unwrap_or_else(|| DEFAULT_AGENT_MODEL.to_string());
let allowed_tools = job.allowed_tools.clone();
let api_client = ProviderRuntimeClient::new(model, allowed_tools.clone())?;
let tool_executor = SubagentToolExecutor::new(allowed_tools);
Ok(ConversationRuntime::new(
Session::new(),
api_client,
tool_executor,
agent_permission_policy(),
job.system_prompt.clone(),
))
}
fn build_agent_system_prompt(subagent_type: &str) -> Result<Vec<String>, String> {
let cwd = std::env::current_dir().map_err(|error| error.to_string())?;
let mut prompt = load_system_prompt(
cwd,
DEFAULT_AGENT_SYSTEM_DATE.to_string(),
std::env::consts::OS,
"unknown",
) )
.map_err(|error| error.to_string())?; .map_err(|error| error.to_string())?;
prompt.push(format!(
"You are a background sub-agent of type `{subagent_type}`. Work only on the delegated task, use only the tools available to you, do not ask the user questions, and finish with a concise result."
));
Ok(prompt)
}
fn resolve_agent_model(model: Option<&str>) -> String { Ok(manifest)
model
.map(str::trim)
.filter(|model| !model.is_empty())
.unwrap_or(DEFAULT_AGENT_MODEL)
.to_string()
}
fn allowed_tools_for_subagent(subagent_type: &str) -> BTreeSet<String> {
let tools = match subagent_type {
"Explore" => vec![
"read_file",
"glob_search",
"grep_search",
"WebFetch",
"WebSearch",
"ToolSearch",
"Skill",
"StructuredOutput",
],
"Plan" => vec![
"read_file",
"glob_search",
"grep_search",
"WebFetch",
"WebSearch",
"ToolSearch",
"Skill",
"TodoWrite",
"StructuredOutput",
"SendUserMessage",
],
"Verification" => vec![
"bash",
"read_file",
"glob_search",
"grep_search",
"WebFetch",
"WebSearch",
"ToolSearch",
"TodoWrite",
"StructuredOutput",
"SendUserMessage",
"PowerShell",
],
"claude-code-guide" => vec![
"read_file",
"glob_search",
"grep_search",
"WebFetch",
"WebSearch",
"ToolSearch",
"Skill",
"StructuredOutput",
"SendUserMessage",
],
"statusline-setup" => vec![
"bash",
"read_file",
"write_file",
"edit_file",
"glob_search",
"grep_search",
"ToolSearch",
],
_ => vec![
"bash",
"read_file",
"write_file",
"edit_file",
"glob_search",
"grep_search",
"WebFetch",
"WebSearch",
"TodoWrite",
"Skill",
"ToolSearch",
"NotebookEdit",
"Sleep",
"SendUserMessage",
"Config",
"StructuredOutput",
"REPL",
"PowerShell",
],
};
tools.into_iter().map(str::to_string).collect()
}
fn agent_permission_policy() -> PermissionPolicy {
mvp_tool_specs().into_iter().fold(
PermissionPolicy::new(PermissionMode::DangerFullAccess),
|policy, spec| policy.with_tool_requirement(spec.name, spec.required_permission),
)
}
fn write_agent_manifest(manifest: &AgentOutput) -> Result<(), String> {
std::fs::write(
&manifest.manifest_file,
serde_json::to_string_pretty(manifest).map_err(|error| error.to_string())?,
)
.map_err(|error| error.to_string())
}
fn persist_agent_terminal_state(
manifest: &AgentOutput,
status: &str,
result: Option<&str>,
error: Option<String>,
) -> Result<(), String> {
append_agent_output(
&manifest.output_file,
&format_agent_terminal_output(status, result, error.as_deref()),
)?;
let mut next_manifest = manifest.clone();
next_manifest.status = status.to_string();
next_manifest.completed_at = Some(iso8601_now());
next_manifest.error = error;
write_agent_manifest(&next_manifest)
}
fn append_agent_output(path: &str, suffix: &str) -> Result<(), String> {
use std::io::Write as _;
let mut file = std::fs::OpenOptions::new()
.append(true)
.open(path)
.map_err(|error| error.to_string())?;
file.write_all(suffix.as_bytes())
.map_err(|error| error.to_string())
}
fn format_agent_terminal_output(status: &str, result: Option<&str>, error: Option<&str>) -> String {
let mut sections = vec![format!("\n## Result\n\n- status: {status}\n")];
if let Some(result) = result.filter(|value| !value.trim().is_empty()) {
sections.push(format!("\n### Final response\n\n{}\n", result.trim()));
}
if let Some(error) = error.filter(|value| !value.trim().is_empty()) {
sections.push(format!("\n### Error\n\n{}\n", error.trim()));
}
sections.join("")
}
struct ProviderRuntimeClient {
runtime: tokio::runtime::Runtime,
client: ProviderClient,
model: String,
allowed_tools: BTreeSet<String>,
}
impl ProviderRuntimeClient {
fn new(model: String, allowed_tools: BTreeSet<String>) -> Result<Self, String> {
let model = resolve_model_alias(&model).to_string();
let client = ProviderClient::from_model(&model).map_err(|error| error.to_string())?;
Ok(Self {
runtime: tokio::runtime::Runtime::new().map_err(|error| error.to_string())?,
client,
model,
allowed_tools,
})
}
}
impl ApiClient for ProviderRuntimeClient {
fn stream(&mut self, request: ApiRequest) -> Result<Vec<AssistantEvent>, RuntimeError> {
let tools = tool_specs_for_allowed_tools(Some(&self.allowed_tools))
.into_iter()
.map(|spec| ToolDefinition {
name: spec.name.to_string(),
description: Some(spec.description.to_string()),
input_schema: spec.input_schema,
})
.collect::<Vec<_>>();
let message_request = MessageRequest {
model: self.model.clone(),
max_tokens: max_tokens_for_model(&self.model),
messages: convert_messages(&request.messages),
system: (!request.system_prompt.is_empty()).then(|| request.system_prompt.join("\n\n")),
tools: (!tools.is_empty()).then_some(tools),
tool_choice: (!self.allowed_tools.is_empty()).then_some(ToolChoice::Auto),
stream: true,
};
self.runtime.block_on(async {
let mut stream = self
.client
.stream_message(&message_request)
.await
.map_err(|error| RuntimeError::new(error.to_string()))?;
let mut events = Vec::new();
let mut pending_tools: BTreeMap<u32, (String, String, String)> = BTreeMap::new();
let mut saw_stop = false;
while let Some(event) = stream
.next_event()
.await
.map_err(|error| RuntimeError::new(error.to_string()))?
{
match event {
ApiStreamEvent::MessageStart(start) => {
for block in start.message.content {
push_output_block(block, 0, &mut events, &mut pending_tools, true);
}
}
ApiStreamEvent::ContentBlockStart(start) => {
push_output_block(
start.content_block,
start.index,
&mut events,
&mut pending_tools,
true,
);
}
ApiStreamEvent::ContentBlockDelta(delta) => match delta.delta {
ContentBlockDelta::TextDelta { text } => {
if !text.is_empty() {
events.push(AssistantEvent::TextDelta(text));
}
}
ContentBlockDelta::InputJsonDelta { partial_json } => {
if let Some((_, _, input)) = pending_tools.get_mut(&delta.index) {
input.push_str(&partial_json);
}
}
},
ApiStreamEvent::ContentBlockStop(stop) => {
if let Some((id, name, input)) = pending_tools.remove(&stop.index) {
events.push(AssistantEvent::ToolUse { id, name, input });
}
}
ApiStreamEvent::MessageDelta(delta) => {
events.push(AssistantEvent::Usage(TokenUsage {
input_tokens: delta.usage.input_tokens,
output_tokens: delta.usage.output_tokens,
cache_creation_input_tokens: 0,
cache_read_input_tokens: 0,
}));
}
ApiStreamEvent::MessageStop(_) => {
saw_stop = true;
events.push(AssistantEvent::MessageStop);
}
}
}
if !saw_stop
&& events.iter().any(|event| {
matches!(event, AssistantEvent::TextDelta(text) if !text.is_empty())
|| matches!(event, AssistantEvent::ToolUse { .. })
})
{
events.push(AssistantEvent::MessageStop);
}
if events
.iter()
.any(|event| matches!(event, AssistantEvent::MessageStop))
{
return Ok(events);
}
let response = self
.client
.send_message(&MessageRequest {
stream: false,
..message_request.clone()
})
.await
.map_err(|error| RuntimeError::new(error.to_string()))?;
Ok(response_to_events(response))
})
}
}
struct SubagentToolExecutor {
allowed_tools: BTreeSet<String>,
}
impl SubagentToolExecutor {
fn new(allowed_tools: BTreeSet<String>) -> Self {
Self { allowed_tools }
}
}
impl ToolExecutor for SubagentToolExecutor {
fn execute(&mut self, tool_name: &str, input: &str) -> Result<String, ToolError> {
if !self.allowed_tools.contains(tool_name) {
return Err(ToolError::new(format!(
"tool `{tool_name}` is not enabled for this sub-agent"
)));
}
let value = serde_json::from_str(input)
.map_err(|error| ToolError::new(format!("invalid tool input JSON: {error}")))?;
execute_tool(tool_name, &value).map_err(ToolError::new)
}
}
fn tool_specs_for_allowed_tools(allowed_tools: Option<&BTreeSet<String>>) -> Vec<ToolSpec> {
mvp_tool_specs()
.into_iter()
.filter(|spec| allowed_tools.is_none_or(|allowed| allowed.contains(spec.name)))
.collect()
}
fn convert_messages(messages: &[ConversationMessage]) -> Vec<InputMessage> {
messages
.iter()
.filter_map(|message| {
let role = match message.role {
MessageRole::System | MessageRole::User | MessageRole::Tool => "user",
MessageRole::Assistant => "assistant",
};
let content = message
.blocks
.iter()
.map(|block| match block {
ContentBlock::Text { text } => InputContentBlock::Text { text: text.clone() },
ContentBlock::ToolUse { id, name, input } => InputContentBlock::ToolUse {
id: id.clone(),
name: name.clone(),
input: serde_json::from_str(input)
.unwrap_or_else(|_| serde_json::json!({ "raw": input })),
},
ContentBlock::ToolResult {
tool_use_id,
output,
is_error,
..
} => InputContentBlock::ToolResult {
tool_use_id: tool_use_id.clone(),
content: vec![ToolResultContentBlock::Text {
text: output.clone(),
}],
is_error: *is_error,
},
})
.collect::<Vec<_>>();
(!content.is_empty()).then(|| InputMessage {
role: role.to_string(),
content,
})
})
.collect()
}
fn push_output_block(
block: OutputContentBlock,
block_index: u32,
events: &mut Vec<AssistantEvent>,
pending_tools: &mut BTreeMap<u32, (String, String, String)>,
streaming_tool_input: bool,
) {
match block {
OutputContentBlock::Text { text } => {
if !text.is_empty() {
events.push(AssistantEvent::TextDelta(text));
}
}
OutputContentBlock::ToolUse { id, name, input } => {
let initial_input = if streaming_tool_input
&& input.is_object()
&& input.as_object().is_some_and(serde_json::Map::is_empty)
{
String::new()
} else {
input.to_string()
};
pending_tools.insert(block_index, (id, name, initial_input));
}
}
}
fn response_to_events(response: MessageResponse) -> Vec<AssistantEvent> {
let mut events = Vec::new();
let mut pending_tools = BTreeMap::new();
for (index, block) in response.content.into_iter().enumerate() {
let index = u32::try_from(index).expect("response block index overflow");
push_output_block(block, index, &mut events, &mut pending_tools, false);
if let Some((id, name, input)) = pending_tools.remove(&index) {
events.push(AssistantEvent::ToolUse { id, name, input });
}
}
events.push(AssistantEvent::Usage(TokenUsage {
input_tokens: response.usage.input_tokens,
output_tokens: response.usage.output_tokens,
cache_creation_input_tokens: response.usage.cache_creation_input_tokens,
cache_read_input_tokens: response.usage.cache_read_input_tokens,
}));
events.push(AssistantEvent::MessageStop);
events
}
fn final_assistant_text(summary: &runtime::TurnSummary) -> String {
summary
.assistant_messages
.last()
.map(|message| {
message
.blocks
.iter()
.filter_map(|block| match block {
ContentBlock::Text { text } => Some(text.as_str()),
_ => None,
})
.collect::<Vec<_>>()
.join("")
})
.unwrap_or_default()
} }
#[allow(clippy::needless_pass_by_value)] #[allow(clippy::needless_pass_by_value)]
@@ -2895,8 +2373,6 @@ fn parse_skill_description(contents: &str) -> Option<String> {
#[cfg(test)] #[cfg(test)]
mod tests { mod tests {
use std::collections::BTreeMap;
use std::collections::BTreeSet;
use std::fs; use std::fs;
use std::io::{Read, Write}; use std::io::{Read, Write};
use std::net::{SocketAddr, TcpListener}; use std::net::{SocketAddr, TcpListener};
@@ -2905,13 +2381,7 @@ mod tests {
use std::thread; use std::thread;
use std::time::Duration; use std::time::Duration;
use super::{ use super::{execute_tool, mvp_tool_specs};
agent_permission_policy, allowed_tools_for_subagent, execute_agent_with_spawn,
execute_tool, final_assistant_text, mvp_tool_specs, persist_agent_terminal_state,
push_output_block, AgentInput, AgentJob, SubagentToolExecutor,
};
use api::OutputContentBlock;
use runtime::{ApiRequest, AssistantEvent, ConversationRuntime, RuntimeError, Session};
use serde_json::json; use serde_json::json;
fn env_lock() -> &'static Mutex<()> { fn env_lock() -> &'static Mutex<()> {
@@ -3125,63 +2595,6 @@ mod tests {
assert!(error.contains("relative URL without a base") || error.contains("empty host")); assert!(error.contains("relative URL without a base") || error.contains("empty host"));
} }
#[test]
fn pending_tools_preserve_multiple_streaming_tool_calls_by_index() {
let mut events = Vec::new();
let mut pending_tools = BTreeMap::new();
push_output_block(
OutputContentBlock::ToolUse {
id: "tool-1".to_string(),
name: "read_file".to_string(),
input: json!({}),
},
1,
&mut events,
&mut pending_tools,
true,
);
push_output_block(
OutputContentBlock::ToolUse {
id: "tool-2".to_string(),
name: "grep_search".to_string(),
input: json!({}),
},
2,
&mut events,
&mut pending_tools,
true,
);
pending_tools
.get_mut(&1)
.expect("first tool pending")
.2
.push_str("{\"path\":\"src/main.rs\"}");
pending_tools
.get_mut(&2)
.expect("second tool pending")
.2
.push_str("{\"pattern\":\"TODO\"}");
assert_eq!(
pending_tools.remove(&1),
Some((
"tool-1".to_string(),
"read_file".to_string(),
"{\"path\":\"src/main.rs\"}".to_string(),
))
);
assert_eq!(
pending_tools.remove(&2),
Some((
"tool-2".to_string(),
"grep_search".to_string(),
"{\"pattern\":\"TODO\"}".to_string(),
))
);
}
#[test] #[test]
fn todo_write_persists_and_returns_previous_state() { fn todo_write_persists_and_returns_previous_state() {
let _guard = env_lock() let _guard = env_lock()
@@ -3241,8 +2654,7 @@ mod tests {
.expect_err("empty todos should fail"); .expect_err("empty todos should fail");
assert!(empty.contains("todos must not be empty")); assert!(empty.contains("todos must not be empty"));
// Multiple in_progress items are now allowed for parallel workflows let too_many_active = execute_tool(
let _multi_active = execute_tool(
"TodoWrite", "TodoWrite",
&json!({ &json!({
"todos": [ "todos": [
@@ -3251,7 +2663,8 @@ mod tests {
] ]
}), }),
) )
.expect("multiple in-progress todos should succeed"); .expect_err("multiple in-progress todos should fail");
assert!(too_many_active.contains("zero or one todo items may be in_progress"));
let blank_content = execute_tool( let blank_content = execute_tool(
"TodoWrite", "TodoWrite",
@@ -3360,48 +2773,32 @@ mod tests {
.unwrap_or_else(std::sync::PoisonError::into_inner); .unwrap_or_else(std::sync::PoisonError::into_inner);
let dir = temp_path("agent-store"); let dir = temp_path("agent-store");
std::env::set_var("CLAWD_AGENT_STORE", &dir); std::env::set_var("CLAWD_AGENT_STORE", &dir);
let captured = Arc::new(Mutex::new(None::<AgentJob>));
let captured_for_spawn = Arc::clone(&captured);
let manifest = execute_agent_with_spawn( let result = execute_tool(
AgentInput { "Agent",
description: "Audit the branch".to_string(), &json!({
prompt: "Check tests and outstanding work.".to_string(), "description": "Audit the branch",
subagent_type: Some("Explore".to_string()), "prompt": "Check tests and outstanding work.",
name: Some("ship-audit".to_string()), "subagent_type": "Explore",
model: None, "name": "ship-audit"
}, }),
move |job| {
*captured_for_spawn
.lock()
.unwrap_or_else(std::sync::PoisonError::into_inner) = Some(job);
Ok(())
},
) )
.expect("Agent should succeed"); .expect("Agent should succeed");
std::env::remove_var("CLAWD_AGENT_STORE"); std::env::remove_var("CLAWD_AGENT_STORE");
assert_eq!(manifest.name, "ship-audit"); let output: serde_json::Value = serde_json::from_str(&result).expect("valid json");
assert_eq!(manifest.subagent_type.as_deref(), Some("Explore")); assert_eq!(output["name"], "ship-audit");
assert_eq!(manifest.status, "running"); assert_eq!(output["subagentType"], "Explore");
assert!(!manifest.created_at.is_empty()); assert_eq!(output["status"], "queued");
assert!(manifest.started_at.is_some()); assert!(output["createdAt"].as_str().is_some());
assert!(manifest.completed_at.is_none()); let manifest_file = output["manifestFile"].as_str().expect("manifest file");
let contents = std::fs::read_to_string(&manifest.output_file).expect("agent file exists"); let output_file = output["outputFile"].as_str().expect("output file");
let contents = std::fs::read_to_string(output_file).expect("agent file exists");
let manifest_contents = let manifest_contents =
std::fs::read_to_string(&manifest.manifest_file).expect("manifest file exists"); std::fs::read_to_string(manifest_file).expect("manifest file exists");
assert!(contents.contains("Audit the branch")); assert!(contents.contains("Audit the branch"));
assert!(contents.contains("Check tests and outstanding work.")); assert!(contents.contains("Check tests and outstanding work."));
assert!(manifest_contents.contains("\"subagentType\": \"Explore\"")); assert!(manifest_contents.contains("\"subagentType\": \"Explore\""));
assert!(manifest_contents.contains("\"status\": \"running\""));
let captured_job = captured
.lock()
.unwrap_or_else(std::sync::PoisonError::into_inner)
.clone()
.expect("spawn job should be captured");
assert_eq!(captured_job.prompt, "Check tests and outstanding work.");
assert!(captured_job.allowed_tools.contains("read_file"));
assert!(!captured_job.allowed_tools.contains("Agent"));
let normalized = execute_tool( let normalized = execute_tool(
"Agent", "Agent",
@@ -3430,195 +2827,6 @@ mod tests {
let _ = std::fs::remove_dir_all(dir); let _ = std::fs::remove_dir_all(dir);
} }
#[test]
fn agent_fake_runner_can_persist_completion_and_failure() {
let _guard = env_lock()
.lock()
.unwrap_or_else(std::sync::PoisonError::into_inner);
let dir = temp_path("agent-runner");
std::env::set_var("CLAWD_AGENT_STORE", &dir);
let completed = execute_agent_with_spawn(
AgentInput {
description: "Complete the task".to_string(),
prompt: "Do the work".to_string(),
subagent_type: Some("Explore".to_string()),
name: Some("complete-task".to_string()),
model: Some("claude-sonnet-4-6".to_string()),
},
|job| {
persist_agent_terminal_state(
&job.manifest,
"completed",
Some("Finished successfully"),
None,
)
},
)
.expect("completed agent should succeed");
let completed_manifest = std::fs::read_to_string(&completed.manifest_file)
.expect("completed manifest should exist");
let completed_output =
std::fs::read_to_string(&completed.output_file).expect("completed output should exist");
assert!(completed_manifest.contains("\"status\": \"completed\""));
assert!(completed_output.contains("Finished successfully"));
let failed = execute_agent_with_spawn(
AgentInput {
description: "Fail the task".to_string(),
prompt: "Do the failing work".to_string(),
subagent_type: Some("Verification".to_string()),
name: Some("fail-task".to_string()),
model: None,
},
|job| {
persist_agent_terminal_state(
&job.manifest,
"failed",
None,
Some(String::from("simulated failure")),
)
},
)
.expect("failed agent should still spawn");
let failed_manifest =
std::fs::read_to_string(&failed.manifest_file).expect("failed manifest should exist");
let failed_output =
std::fs::read_to_string(&failed.output_file).expect("failed output should exist");
assert!(failed_manifest.contains("\"status\": \"failed\""));
assert!(failed_manifest.contains("simulated failure"));
assert!(failed_output.contains("simulated failure"));
let spawn_error = execute_agent_with_spawn(
AgentInput {
description: "Spawn error task".to_string(),
prompt: "Never starts".to_string(),
subagent_type: None,
name: Some("spawn-error".to_string()),
model: None,
},
|_| Err(String::from("thread creation failed")),
)
.expect_err("spawn errors should surface");
assert!(spawn_error.contains("failed to spawn sub-agent"));
let spawn_error_manifest = std::fs::read_dir(&dir)
.expect("agent dir should exist")
.filter_map(Result::ok)
.map(|entry| entry.path())
.filter(|path| path.extension().and_then(|ext| ext.to_str()) == Some("json"))
.find_map(|path| {
let contents = std::fs::read_to_string(&path).ok()?;
contents
.contains("\"name\": \"spawn-error\"")
.then_some(contents)
})
.expect("failed manifest should still be written");
assert!(spawn_error_manifest.contains("\"status\": \"failed\""));
assert!(spawn_error_manifest.contains("thread creation failed"));
std::env::remove_var("CLAWD_AGENT_STORE");
let _ = std::fs::remove_dir_all(dir);
}
#[test]
fn agent_tool_subset_mapping_is_expected() {
let general = allowed_tools_for_subagent("general-purpose");
assert!(general.contains("bash"));
assert!(general.contains("write_file"));
assert!(!general.contains("Agent"));
let explore = allowed_tools_for_subagent("Explore");
assert!(explore.contains("read_file"));
assert!(explore.contains("grep_search"));
assert!(!explore.contains("bash"));
let plan = allowed_tools_for_subagent("Plan");
assert!(plan.contains("TodoWrite"));
assert!(plan.contains("StructuredOutput"));
assert!(!plan.contains("Agent"));
let verification = allowed_tools_for_subagent("Verification");
assert!(verification.contains("bash"));
assert!(verification.contains("PowerShell"));
assert!(!verification.contains("write_file"));
}
#[derive(Debug)]
struct MockSubagentApiClient {
calls: usize,
input_path: String,
}
impl runtime::ApiClient for MockSubagentApiClient {
fn stream(&mut self, request: ApiRequest) -> Result<Vec<AssistantEvent>, RuntimeError> {
self.calls += 1;
match self.calls {
1 => {
assert_eq!(request.messages.len(), 1);
Ok(vec![
AssistantEvent::ToolUse {
id: "tool-1".to_string(),
name: "read_file".to_string(),
input: json!({ "path": self.input_path }).to_string(),
},
AssistantEvent::MessageStop,
])
}
2 => {
assert!(request.messages.len() >= 3);
Ok(vec![
AssistantEvent::TextDelta("Scope: completed mock review".to_string()),
AssistantEvent::MessageStop,
])
}
_ => panic!("unexpected mock stream call"),
}
}
}
#[test]
fn subagent_runtime_executes_tool_loop_with_isolated_session() {
let _guard = env_lock()
.lock()
.unwrap_or_else(std::sync::PoisonError::into_inner);
let path = temp_path("subagent-input.txt");
std::fs::write(&path, "hello from child").expect("write input file");
let mut runtime = ConversationRuntime::new(
Session::new(),
MockSubagentApiClient {
calls: 0,
input_path: path.display().to_string(),
},
SubagentToolExecutor::new(BTreeSet::from([String::from("read_file")])),
agent_permission_policy(),
vec![String::from("system prompt")],
);
let summary = runtime
.run_turn("Inspect the delegated file", None)
.expect("subagent loop should succeed");
assert_eq!(
final_assistant_text(&summary),
"Scope: completed mock review"
);
assert!(runtime
.session()
.messages
.iter()
.flat_map(|message| message.blocks.iter())
.any(|block| matches!(
block,
runtime::ContentBlock::ToolResult { output, .. }
if output.contains("hello from child")
)));
let _ = std::fs::remove_file(path);
}
#[test] #[test]
fn agent_rejects_blank_required_fields() { fn agent_rejects_blank_required_fields() {
let missing_description = execute_tool( let missing_description = execute_tool(