Function countTrailingToolErrors

src/agent/thinking-control.ts:65–74

(messages: Message[])

export function modelSupportsSoftSwitch(modelId: string): boolean {
  return /qwen-?3/i.test(modelId);
}

/** Count error results in the contiguous block of tool messages at the tail.
 * QodeX tools conventionally prefix failures with "[ERROR]". Pure. */
export function countTrailingToolErrors(messages: Message[]): number {
  let n = 0;
  for (let i = messages.length - 1; i >= 0; i--) {
    const m = messages[i]!;
    if (m.role !== 'tool') break;
    const c = typeof m.content === 'string' ? m.content : '';
    if (/^\s*\[ERROR\]/i.test(c) || /^Error:/m.test(c.slice(0, 200))) n++;
  }
  return n;