Function normalizeQuickJsError

packages/code-mode/src/quickjs.ts:112–157

(error: unknown)

}

function normalizeQuickJsError(error: unknown): CodeModeDiagnostic {
  const message = error instanceof Error ? error.message : String(error);
  const isRunError =
    error instanceof Error && (error as Error & { code?: unknown }).code === 'RUN_ERROR';
  const isSourceSyntaxRunError =
    isRunError &&
    error.name === 'SyntaxError' &&
    /\n\s+at code-mode\.js:\d+:\d+\s*$/.test(error.stack ?? '');
  if (error instanceof SyntaxError || isSourceSyntaxRunError) {
    return { kind: 'parse_error', message };
  }
  if (
    isRunError &&
    error.name === 'InternalError' &&
    (/^interrupted$/i.test(message) || /out of memory|stack (?:size|overflow)/i.test(message))
  ) {
    return { kind: 'limit_exceeded', message };
  }
  if (error instanceof CodeModeError) {
    if (
      error.code === 'CODE_MODE_TIMEOUT' ||
      error.code === 'CODE_MODE_CONCURRENCY_LIMIT' ||
      error.code === 'CODE_MODE_SOURCE_TOO_LARGE' ||
      error.code === 'CODE_MODE_BRIDGE_LIMIT'
    ) {
      return { kind: 'limit_exceeded', message };
    }
    if (error.code === 'CODE_MODE_SERIALIZATION_ERROR') {
      return {
        kind: /exceeds? the \d+ byte size limit/i.test(message) ? 'limit_exceeded' : 'tool_failure',
        message,
      };
    }
    if (error.code === 'CODE_MODE_TOOL_ERROR' && /^Unknown tool:/i.test(message)) {
      return { kind: 'unknown_tool', message };
    }
    if (error.code === 'CODE_MODE_TOOL_ERROR') return { kind: 'tool_failure', message };
    if (
      error.name === 'InternalError' &&
      (/^interrupted$/i.test(message) || /out of memory|stack (?:size|overflow)/i.test(message))
    ) {
      return { kind: 'limit_exceeded', message };
    }
  }
  return { kind: 'execution_error', message };
}