SnowCat 雪猫底层全源码:NapCat 4.18.28 底座 + SnowLuma 能力移植 + V8 通道适配 9.9.37
26 包 monorepo(TS 全源码): - snowcat-core: NT 内核 API 封装 + listener(含 9.9.37 六回调适配)+ Packet 发包 - snowcat-onebot: OneBot v11 全动作 + MCP Streamable HTTP 适配器 + 稳定线 - snowcat-webui-frontend/backend: 雪猫控制台(React+HeroUI) - snowcat-shell: 单文件 bundle 出口(vite inlineDynamicImports) - snowcat-native: napi2native / MoeHoo / ffmpeg / pty 运行时 - 56 项 SnowLuma 独门动作移植(qzone 全家桶/群相册/装扮/闪照/收藏) - 工具件: 解包器/启动器/便携制作器/doctor GitHub 关联已全量指向 DandanLLab/SnowCatQQ
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@@ -0,0 +1,42 @@
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type Handler<T> = () => T | Promise<T>;
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type Checker<T> = (result: T) => T | Promise<T>;
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export class Fallback<T> {
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private handlers: Handler<T>[] = [];
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private checker: Checker<T>;
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constructor (checker?: Checker<T>) {
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this.checker = checker || (async (result: T) => result);
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}
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add (handler: Handler<T>): this {
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this.handlers.push(handler);
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return this;
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}
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// 执行处理程序链
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async run (): Promise<T> {
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const errors: Error[] = [];
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for (const handler of this.handlers) {
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try {
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const result = await handler();
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const data = await this.checker(result);
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if (data) {
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return data;
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}
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} catch (error) {
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errors.push(error instanceof Error ? error : new Error(String(error)));
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}
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}
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throw new AggregateError(errors, 'All handlers failed');
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}
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}
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export class FallbackUtil {
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static boolchecker<T>(value: T, condition: boolean): T {
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if (condition) {
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return value;
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} else {
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throw new Error('Condition is false, throwing error');
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}
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}
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}
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