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Add comments explaining regexes

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This commit is contained in:
Alexander Farber
2025-12-15 16:26:52 +01:00
parent 1956507d90
commit 07fb6faf5f
1 changed files with 8 additions and 1 deletions
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9
packages/core/src/tools/shell.ts
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@@ -360,9 +360,16 @@ export class ShellToolInvocation extends BaseToolInvocation<
Co-authored-by: ${gitCoAuthorSettings.name} <${gitCoAuthorSettings.email}>`;
// Handle different git commit patterns
// Handle different git commit patterns:
// Match -m "message" or -m 'message', including combined flags like -am
// Use separate patterns to avoid ReDoS (catastrophic backtracking)
//
// Pattern breakdown:
// -[a-zA-Z]*m matches -m, -am, -nm, etc. (combined short flags)
// \s+ matches whitespace after the flag
// [^"\\] matches any char except double-quote and backslash
// \\. matches escape sequences like \" or \\
// (?:...|...)* matches normal chars or escapes, repeated
const doubleQuotePattern = /(-[a-zA-Z]*m\s+)"((?:[^"\\]|\\.)*)"/;
const singleQuotePattern = /(-[a-zA-Z]*m\s+)'((?:[^'\\]|\\.)*)'/;
const match =