1 line
3.0 KiB
JSON
1 line
3.0 KiB
JSON
{"ast":null,"code":"import { SafeSubscriber, Subscriber } from './Subscriber';\nimport { isSubscription } from './Subscription';\nimport { observable as Symbol_observable } from './symbol/observable';\nimport { pipeFromArray } from './util/pipe';\nimport { config } from './config';\nimport { isFunction } from './util/isFunction';\nimport { errorContext } from './util/errorContext';\nexport let Observable = /*#__PURE__*/(() => {\n class Observable {\n constructor(subscribe) {\n if (subscribe) {\n this._subscribe = subscribe;\n }\n }\n lift(operator) {\n const observable = new Observable();\n observable.source = this;\n observable.operator = operator;\n return observable;\n }\n subscribe(observerOrNext, error, complete) {\n const subscriber = isSubscriber(observerOrNext) ? observerOrNext : new SafeSubscriber(observerOrNext, error, complete);\n errorContext(() => {\n const {\n operator,\n source\n } = this;\n subscriber.add(operator ? operator.call(subscriber, source) : source ? this._subscribe(subscriber) : this._trySubscribe(subscriber));\n });\n return subscriber;\n }\n _trySubscribe(sink) {\n try {\n return this._subscribe(sink);\n } catch (err) {\n sink.error(err);\n }\n }\n forEach(next, promiseCtor) {\n promiseCtor = getPromiseCtor(promiseCtor);\n return new promiseCtor((resolve, reject) => {\n const subscriber = new SafeSubscriber({\n next: value => {\n try {\n next(value);\n } catch (err) {\n reject(err);\n subscriber.unsubscribe();\n }\n },\n error: reject,\n complete: resolve\n });\n this.subscribe(subscriber);\n });\n }\n _subscribe(subscriber) {\n var _a;\n return (_a = this.source) === null || _a === void 0 ? void 0 : _a.subscribe(subscriber);\n }\n [Symbol_observable]() {\n return this;\n }\n pipe(...operations) {\n return pipeFromArray(operations)(this);\n }\n toPromise(promiseCtor) {\n promiseCtor = getPromiseCtor(promiseCtor);\n return new promiseCtor((resolve, reject) => {\n let value;\n this.subscribe(x => value = x, err => reject(err), () => resolve(value));\n });\n }\n }\n Observable.create = subscribe => {\n return new Observable(subscribe);\n };\n return Observable;\n})();\nfunction getPromiseCtor(promiseCtor) {\n var _a;\n return (_a = promiseCtor !== null && promiseCtor !== void 0 ? promiseCtor : config.Promise) !== null && _a !== void 0 ? _a : Promise;\n}\nfunction isObserver(value) {\n return value && isFunction(value.next) && isFunction(value.error) && isFunction(value.complete);\n}\nfunction isSubscriber(value) {\n return value && value instanceof Subscriber || isObserver(value) && isSubscription(value);\n}\n//# sourceMappingURL=Observable.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]} |