1 line
16 KiB
JSON
1 line
16 KiB
JSON
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{"ast":null,"code":"import { __asyncValues, __awaiter, __generator, __values } from \"tslib\";\nimport { isArrayLike } from '../util/isArrayLike';\nimport { isPromise } from '../util/isPromise';\nimport { Observable } from '../Observable';\nimport { isInteropObservable } from '../util/isInteropObservable';\nimport { isAsyncIterable } from '../util/isAsyncIterable';\nimport { createInvalidObservableTypeError } from '../util/throwUnobservableError';\nimport { isIterable } from '../util/isIterable';\nimport { isReadableStreamLike, readableStreamLikeToAsyncGenerator } from '../util/isReadableStreamLike';\nimport { isFunction } from '../util/isFunction';\nimport { reportUnhandledError } from '../util/reportUnhandledError';\nimport { observable as Symbol_observable } from '../symbol/observable';\nexport function innerFrom(input) {\n if (input instanceof Observable) {\n return input;\n }\n if (input != null) {\n if (isInteropObservable(input)) {\n return fromInteropObservable(input);\n }\n if (isArrayLike(input)) {\n return fromArrayLike(input);\n }\n if (isPromise(input)) {\n return fromPromise(input);\n }\n if (isAsyncIterable(input)) {\n return fromAsyncIterable(input);\n }\n if (isIterable(input)) {\n return fromIterable(input);\n }\n if (isReadableStreamLike(input)) {\n return fromReadableStreamLike(input);\n }\n }\n throw createInvalidObservableTypeError(input);\n}\nexport function fromInteropObservable(obj) {\n return new Observable(function (subscriber) {\n var obs = obj[Symbol_observable]();\n if (isFunction(obs.subscribe)) {\n return obs.subscribe(subscriber);\n }\n throw new TypeError('Provided object does not correctly implement Symbol.observable');\n });\n}\nexport function fromArrayLike(array) {\n return new Observable(function (subscriber) {\n for (var i = 0; i < array.length && !subscriber.closed; i++) {\n subscriber.next(array[i]);\n }\n subscriber.complete();\n });\n}\nexport function fromPromise(promise) {\n return new Observable(function (subscriber) {\n promise.then(function (value) {\n if (!subscriber.closed) {\n subscriber.next(value);\n subscriber.complete();\n }\n }, function (err) {\n return subscriber.error(err);\n }).then(null, reportUnhandledError);\n });\n}\nexport function fromIterable(iterable) {\n return new Observable(function (subscriber) {\n var e_1, _a;\n try {\n for (var iterable_1 = __values(iterable), iterable_1_1 = iterable_1.next(); !iterable_1_1.done; iterable_1_1 = iterable_1.next()) {\n var value = iterable_1_1.value;\n subscriber.next(value);\n if (subscriber.closed) {\n return;\n }\n }\n } catch (e_1_1) {\n e_1 = {\n error: e_1_1\n };\n } finally {\n try {\n if (iterable_1_1 && !iterable_1_1.done && (_a = iterable_1.return)) _a.call(iterable_1);\n } finally {\n if (e_1) throw e_1.error;\n }\n }\n subscriber.complete();\n });\n}\nexport function fromAsyncIterable(asyncIterable) {\n return new Observable(function (subscriber) {\n process(asyncIterable, subscriber).catch(function (err) {\n return subscriber.error(err);\n });\n });\n}\nexport function fromReadableStreamLike(readableStream) {\n return fromAsyncIterable(readableStreamLikeToAsyncGenerator(readableStream));\n}\nfunction process(asyncIterable, subscriber) {\n var asyncIterable_1, asyncIterable_1_1;\n var e_2, _a;\n return __awaiter(this, void 0, void 0, function () {\n var value, e_2_1;\n return __generator(this, function (_b) {\n switch (_b.label) {\n case 0:\n _b.trys.push([0, 5, 6, 11]);\n asyncIterable_1 = __asyncValues(asyncIterable);\n _b.label = 1;\n case 1:\n return [4, asyncIterable_1.next()];\n case 2:\n if (!(asyncIterable_1_1 = _b.sent(), !asyncIterable_1_1.done)) return [3, 4];\n value = asyncIterable_1_1.value;\n subscriber.next(value);\n
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