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node_modules/lodash/internal/trimmedLeftIndex.js

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+var isSpace = require('./isSpace');
+
+/**
+ * Used by `_.trim` and `_.trimLeft` to get the index of the first non-whitespace
+ * character of `string`.
+ *
+ * @private
+ * @param {string} string The string to inspect.
+ * @returns {number} Returns the index of the first non-whitespace character.
+ */
+function trimmedLeftIndex(string) {
+  var index = -1,
+      length = string.length;
+
+  while (++index < length && isSpace(string.charCodeAt(index))) {}
+  return index;
+}
+
+module.exports = trimmedLeftIndex;