@angular-devkit/architect
Version:
Angular Build Facade
99 lines • 15.2 kB
JavaScript
;
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.strategy = void 0;
const core_1 = require("@angular-devkit/core");
const rxjs_1 = require("rxjs");
const api_1 = require("./api");
// eslint-disable-next-line @typescript-eslint/no-namespace
var strategy;
(function (strategy) {
/**
* Creates a JobStrategy that serializes every call. This strategy can be mixed between jobs.
*/
function serialize() {
let latest = (0, rxjs_1.of)();
return (handler, options) => {
const newHandler = (argument, context) => {
const previous = latest;
latest = (0, rxjs_1.concat)(previous.pipe((0, rxjs_1.ignoreElements)()), new rxjs_1.Observable((o) => handler(argument, context).subscribe(o))).pipe((0, rxjs_1.shareReplay)(0));
return latest;
};
return Object.assign(newHandler, {
jobDescription: Object.assign({}, handler.jobDescription, options),
});
};
}
strategy.serialize = serialize;
/**
* Creates a JobStrategy that will always reuse a running job, and restart it if the job ended.
* @param replayMessages Replay ALL messages if a job is reused, otherwise just hook up where it
* is.
*/
function reuse(replayMessages = false) {
let inboundBus = new rxjs_1.Subject();
let run = null;
let state = null;
return (handler, options) => {
const newHandler = (argument, context) => {
// Forward inputs.
const subscription = context.inboundBus.subscribe(inboundBus);
if (run) {
return (0, rxjs_1.concat)(
// Update state.
(0, rxjs_1.of)(state), run).pipe((0, rxjs_1.finalize)(() => subscription.unsubscribe()));
}
run = handler(argument, { ...context, inboundBus: inboundBus.asObservable() }).pipe((0, rxjs_1.tap)((message) => {
if (message.kind == api_1.JobOutboundMessageKind.Start ||
message.kind == api_1.JobOutboundMessageKind.OnReady ||
message.kind == api_1.JobOutboundMessageKind.End) {
state = message;
}
}, undefined, () => {
subscription.unsubscribe();
inboundBus = new rxjs_1.Subject();
run = null;
}), replayMessages ? (0, rxjs_1.shareReplay)() : (0, rxjs_1.share)());
return run;
};
return Object.assign(newHandler, handler, options || {});
};
}
strategy.reuse = reuse;
/**
* Creates a JobStrategy that will reuse a running job if the argument matches.
* @param replayMessages Replay ALL messages if a job is reused, otherwise just hook up where it
* is.
*/
function memoize(replayMessages = false) {
const runs = new Map();
return (handler, options) => {
const newHandler = (argument, context) => {
const argumentJson = JSON.stringify((0, core_1.isJsonObject)(argument)
? Object.keys(argument)
.sort()
.reduce((result, key) => {
result[key] = argument[key];
return result;
}, {})
: argument);
const maybeJob = runs.get(argumentJson);
if (maybeJob) {
return maybeJob;
}
const run = handler(argument, context).pipe(replayMessages ? (0, rxjs_1.shareReplay)() : (0, rxjs_1.share)());
runs.set(argumentJson, run);
return run;
};
return Object.assign(newHandler, handler, options || {});
};
}
strategy.memoize = memoize;
})(strategy = exports.strategy || (exports.strategy = {}));
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"strategy.js","sourceRoot":"","sources":["../../../../../../../../packages/angular_devkit/architect/src/jobs/strategy.ts"],"names":[],"mappings":";AAAA;;;;;;GAMG;;;AAEH,+CAA2E;AAC3E,+BAUc;AACd,+BAOe;AAEf,2DAA2D;AAC3D,IAAiB,QAAQ,CAoIxB;AApID,WAAiB,QAAQ;IAUvB;;OAEG;IACH,SAAgB,SAAS;QAKvB,IAAI,MAAM,GAAsC,IAAA,SAAE,GAAE,CAAC;QAErD,OAAO,CAAC,OAAO,EAAE,OAAO,EAAE,EAAE;YAC1B,MAAM,UAAU,GAAG,CAAC,QAAW,EAAE,OAAmC,EAAE,EAAE;gBACtE,MAAM,QAAQ,GAAG,MAAM,CAAC;gBACxB,MAAM,GAAG,IAAA,aAAM,EACb,QAAQ,CAAC,IAAI,CAAC,IAAA,qBAAc,GAAE,CAAC,EAC/B,IAAI,iBAAU,CAAwB,CAAC,CAAC,EAAE,EAAE,CAAC,OAAO,CAAC,QAAQ,EAAE,OAAO,CAAC,CAAC,SAAS,CAAC,CAAC,CAAC,CAAC,CACtF,CAAC,IAAI,CAAC,IAAA,kBAAW,EAAC,CAAC,CAAC,CAAC,CAAC;gBAEvB,OAAO,MAAM,CAAC;YAChB,CAAC,CAAC;YAEF,OAAO,MAAM,CAAC,MAAM,CAAC,UAAU,EAAE;gBAC/B,cAAc,EAAE,MAAM,CAAC,MAAM,CAAC,EAAE,EAAE,OAAO,CAAC,cAAc,EAAE,OAAO,CAAC;aACnE,CAAC,CAAC;QACL,CAAC,CAAC;IACJ,CAAC;IAtBe,kBAAS,YAsBxB,CAAA;IAED;;;;OAIG;IACH,SAAgB,KAAK,CAInB,cAAc,GAAG,KAAK;QACtB,IAAI,UAAU,GAAG,IAAI,cAAO,EAAwB,CAAC;QACrD,IAAI,GAAG,GAA6C,IAAI,CAAC;QACzD,IAAI,KAAK,GAAiC,IAAI,CAAC;QAE/C,OAAO,CAAC,OAAO,EAAE,OAAO,EAAE,EAAE;YAC1B,MAAM,UAAU,GAAG,CAAC,QAAW,EAAE,OAAmC,EAAE,EAAE;gBACtE,kBAAkB;gBAClB,MAAM,YAAY,GAAG,OAAO,CAAC,UAAU,CAAC,SAAS,CAAC,UAAU,CAAC,CAAC;gBAE9D,IAAI,GAAG,EAAE;oBACP,OAAO,IAAA,aAAM;oBACX,gBAAgB;oBAChB,IAAA,SAAE,EAAC,KAAK,CAAC,EACT,GAAG,CACJ,CAAC,IAAI,CAAC,IAAA,eAAQ,EAAC,GAAG,EAAE,CAAC,YAAY,CAAC,WAAW,EAAE,CAAC,CAAC,CAAC;iBACpD;gBAED,GAAG,GAAG,OAAO,CAAC,QAAQ,EAAE,EAAE,GAAG,OAAO,EAAE,UAAU,EAAE,UAAU,CAAC,YAAY,EAAE,EAAE,CAAC,CAAC,IAAI,CACjF,IAAA,UAAG,EACD,CAAC,OAAO,EAAE,EAAE;oBACV,IACE,OAAO,CAAC,IAAI,IAAI,4BAAsB,CAAC,KAAK;wBAC5C,OAAO,CAAC,IAAI,IAAI,4BAAsB,CAAC,OAAO;wBAC9C,OAAO,CAAC,IAAI,IAAI,4BAAsB,CAAC,GAAG,EAC1C;wBACA,KAAK,GAAG,OAAO,CAAC;qBACjB;gBACH,CAAC,EACD,SAAS,EACT,GAAG,EAAE;oBACH,YAAY,CAAC,WAAW,EAAE,CAAC;oBAC3B,UAAU,GAAG,IAAI,cAAO,EAAwB,CAAC;oBACjD,GAAG,GAAG,IAAI,CAAC;gBACb,CAAC,CACF,EACD,cAAc,CAAC,CAAC,CAAC,IAAA,kBAAW,GAAE,CAAC,CAAC,CAAC,IAAA,YAAK,GAAE,CACzC,CAAC;gBAEF,OAAO,GAAG,CAAC;YACb,CAAC,CAAC;YAEF,OAAO,MAAM,CAAC,MAAM,CAAC,UAAU,EAAE,OAAO,EAAE,OAAO,IAAI,EAAE,CAAC,CAAC;QAC3D,CAAC,CAAC;IACJ,CAAC;IAhDe,cAAK,QAgDpB,CAAA;IAED;;;;OAIG;IACH,SAAgB,OAAO,CAIrB,cAAc,GAAG,KAAK;QACtB,MAAM,IAAI,GAAG,IAAI,GAAG,EAA6C,CAAC;QAElE,OAAO,CAAC,OAAO,EAAE,OAAO,EAAE,EAAE;YAC1B,MAAM,UAAU,GAAG,CAAC,QAAW,EAAE,OAAmC,EAAE,EAAE;gBACtE,MAAM,YAAY,GAAG,IAAI,CAAC,SAAS,CACjC,IAAA,mBAAY,EAAC,QAAQ,CAAC;oBACpB,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,QAAQ,CAAC;yBAClB,IAAI,EAAE;yBACN,MAAM,CAAC,CAAC,MAAM,EAAE,GAAG,EAAE,EAAE;wBACtB,MAAM,CAAC,GAAG,CAAC,GAAG,QAAQ,CAAC,GAAG,CAAC,CAAC;wBAE5B,OAAO,MAAM,CAAC;oBAChB,CAAC,EAAE,EAAgB,CAAC;oBACxB,CAAC,CAAC,QAAQ,CACb,CAAC;gBACF,MAAM,QAAQ,GAAG,IAAI,CAAC,GAAG,CAAC,YAAY,CAAC,CAAC;gBAExC,IAAI,QAAQ,EAAE;oBACZ,OAAO,QAAQ,CAAC;iBACjB;gBAED,MAAM,GAAG,GAAG,OAAO,CAAC,QAAQ,EAAE,OAAO,CAAC,CAAC,IAAI,CAAC,cAAc,CAAC,CAAC,CAAC,IAAA,kBAAW,GAAE,CAAC,CAAC,CAAC,IAAA,YAAK,GAAE,CAAC,CAAC;gBACtF,IAAI,CAAC,GAAG,CAAC,YAAY,EAAE,GAAG,CAAC,CAAC;gBAE5B,OAAO,GAAG,CAAC;YACb,CAAC,CAAC;YAEF,OAAO,MAAM,CAAC,MAAM,CAAC,UAAU,EAAE,OAAO,EAAE,OAAO,IAAI,EAAE,CAAC,CAAC;QAC3D,CAAC,CAAC;IACJ,CAAC;IAlCe,gBAAO,UAkCtB,CAAA;AACH,CAAC,EApIgB,QAAQ,GAAR,gBAAQ,KAAR,gBAAQ,QAoIxB","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport { JsonObject, JsonValue, isJsonObject } from '@angular-devkit/core';\nimport {\n  Observable,\n  Subject,\n  concat,\n  finalize,\n  ignoreElements,\n  of,\n  share,\n  shareReplay,\n  tap,\n} from 'rxjs';\nimport {\n  JobDescription,\n  JobHandler,\n  JobHandlerContext,\n  JobInboundMessage,\n  JobOutboundMessage,\n  JobOutboundMessageKind,\n} from './api';\n\n// eslint-disable-next-line @typescript-eslint/no-namespace\nexport namespace strategy {\n  export type JobStrategy<\n    A extends JsonValue = JsonValue,\n    I extends JsonValue = JsonValue,\n    O extends JsonValue = JsonValue,\n  > = (\n    handler: JobHandler<A, I, O>,\n    options?: Partial<Readonly<JobDescription>>,\n  ) => JobHandler<A, I, O>;\n\n  /**\n   * Creates a JobStrategy that serializes every call. This strategy can be mixed between jobs.\n   */\n  export function serialize<\n    A extends JsonValue = JsonValue,\n    I extends JsonValue = JsonValue,\n    O extends JsonValue = JsonValue,\n  >(): JobStrategy<A, I, O> {\n    let latest: Observable<JobOutboundMessage<O>> = of();\n\n    return (handler, options) => {\n      const newHandler = (argument: A, context: JobHandlerContext<A, I, O>) => {\n        const previous = latest;\n        latest = concat(\n          previous.pipe(ignoreElements()),\n          new Observable<JobOutboundMessage<O>>((o) => handler(argument, context).subscribe(o)),\n        ).pipe(shareReplay(0));\n\n        return latest;\n      };\n\n      return Object.assign(newHandler, {\n        jobDescription: Object.assign({}, handler.jobDescription, options),\n      });\n    };\n  }\n\n  /**\n   * Creates a JobStrategy that will always reuse a running job, and restart it if the job ended.\n   * @param replayMessages Replay ALL messages if a job is reused, otherwise just hook up where it\n   * is.\n   */\n  export function reuse<\n    A extends JsonValue = JsonValue,\n    I extends JsonValue = JsonValue,\n    O extends JsonValue = JsonValue,\n  >(replayMessages = false): JobStrategy<A, I, O> {\n    let inboundBus = new Subject<JobInboundMessage<I>>();\n    let run: Observable<JobOutboundMessage<O>> | null = null;\n    let state: JobOutboundMessage<O> | null = null;\n\n    return (handler, options) => {\n      const newHandler = (argument: A, context: JobHandlerContext<A, I, O>) => {\n        // Forward inputs.\n        const subscription = context.inboundBus.subscribe(inboundBus);\n\n        if (run) {\n          return concat(\n            // Update state.\n            of(state),\n            run,\n          ).pipe(finalize(() => subscription.unsubscribe()));\n        }\n\n        run = handler(argument, { ...context, inboundBus: inboundBus.asObservable() }).pipe(\n          tap(\n            (message) => {\n              if (\n                message.kind == JobOutboundMessageKind.Start ||\n                message.kind == JobOutboundMessageKind.OnReady ||\n                message.kind == JobOutboundMessageKind.End\n              ) {\n                state = message;\n              }\n            },\n            undefined,\n            () => {\n              subscription.unsubscribe();\n              inboundBus = new Subject<JobInboundMessage<I>>();\n              run = null;\n            },\n          ),\n          replayMessages ? shareReplay() : share(),\n        );\n\n        return run;\n      };\n\n      return Object.assign(newHandler, handler, options || {});\n    };\n  }\n\n  /**\n   * Creates a JobStrategy that will reuse a running job if the argument matches.\n   * @param replayMessages Replay ALL messages if a job is reused, otherwise just hook up where it\n   * is.\n   */\n  export function memoize<\n    A extends JsonValue = JsonValue,\n    I extends JsonValue = JsonValue,\n    O extends JsonValue = JsonValue,\n  >(replayMessages = false): JobStrategy<A, I, O> {\n    const runs = new Map<string, Observable<JobOutboundMessage<O>>>();\n\n    return (handler, options) => {\n      const newHandler = (argument: A, context: JobHandlerContext<A, I, O>) => {\n        const argumentJson = JSON.stringify(\n          isJsonObject(argument)\n            ? Object.keys(argument)\n                .sort()\n                .reduce((result, key) => {\n                  result[key] = argument[key];\n\n                  return result;\n                }, {} as JsonObject)\n            : argument,\n        );\n        const maybeJob = runs.get(argumentJson);\n\n        if (maybeJob) {\n          return maybeJob;\n        }\n\n        const run = handler(argument, context).pipe(replayMessages ? shareReplay() : share());\n        runs.set(argumentJson, run);\n\n        return run;\n      };\n\n      return Object.assign(newHandler, handler, options || {});\n    };\n  }\n}\n"]}