loop 循环

loop

类型: MethodDeclaration

所属类: CommandFunctionList

定义位置: command.ts

描述

循环

参数

参数名	类型	描述	默认值
\{ mode, conditions, commands, \}	{

	mode: string;
	conditions: Array<object>;
	commands: [`CommandDataList`](https://github.com/Open-Yami-Community/open-yami-doc/blob/main/i18n/zh/docusaurus-plugin-content-docs/current/script/yami/yami.command.d.ts#L8);
} | - | - |

返回值

类型: CommandFunction | null

源代码

位置: 第 3181 行

protected loop({
		mode,
		conditions,
		commands,
	}: {
		mode: string;
		conditions: Array<object>;
		commands: CommandDataList;
	}): CommandFunction | null {
		if (commands.length === 0) {
			return null;
		}
		const cmdpath = this.stack[0].path;
		const context = this.stack.get();
		const nextCommands = context.commands;
		const nextIndex = context.index + 1;
		let infiniteLoopTest = Function.empty;
		if (Stats.debug) {
			let timestamp = 0;
			let cycleCount = 0;
			infiniteLoopTest = () => {
				if (timestamp !== Time.timestamp) {
					timestamp = Time.timestamp;
					cycleCount = 1;
				} else if (++cycleCount > 100000000) {
					CommandList = nextCommands;
					CommandIndex = nextIndex;
					console.error(
						`The number of loops exceeds 100000000, it may be an infinite loop.\n${cmdpath}`
					);
				}
			};
		}
		if (conditions.length !== 0) {
			const tester = Command.compileConditions(mode, conditions);
			const loopCommands = Command.compile(
				commands,
				() => {
					if (tester()) {
						CommandIndex = 0;
						infiniteLoopTest();
					} else {
						CommandList = nextCommands;
						CommandIndex = nextIndex;
					}
					return true;
				},
				true
			);
			return () => {
				if (tester()) {
					CommandList = loopCommands;
					CommandIndex = 0;
				}
				return true;
			};
		} else {
			const loopCommands = Command.compile(
				commands,
				() => {
					CommandIndex = 0;
					infiniteLoopTest();
					return true;
				},
				true
			);
			return Command.goto(loopCommands, 0);
		}
	}

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文档生成时间：2026/2/1 16:51:39