Method run

packages/pi-plugin/src/subagent-runner.ts:389–412

(options: SubagentRunOptions)

	}

	async run(options: SubagentRunOptions): Promise<SubagentRunResult> {
		const models = [options.model, ...(options.fallbackModels ?? [])].filter(
			(model): model is string => typeof model === "string" && model.length > 0,
		);
		const attempts = models.length > 0 ? models : [undefined];
		let lastResult: SubagentRunResult | null = null;
		for (let index = 0; index < attempts.length; index += 1) {
			const model = attempts[index];
			const attemptOptions = {
				...options,
				model,
				fallbackModels: undefined,
			};
			const result = await this.runOnce(attemptOptions);
			if (result.ok) return result;
			lastResult = result;
			if (index >= attempts.length - 1 || !isFallbackEligible(result.reason)) {
				return result;
			}
		}
		return (
			lastResult ?? this.runOnce({ ...options, fallbackModels: undefined })
		);
	}

	private async runOnce(
		options: SubagentRunOptions,