114 lines
4.3 KiB
JavaScript
114 lines
4.3 KiB
JavaScript
/** PURE_IMPORTS_START _Observable,_AsyncSubject,_operators_map,_util_canReportError,_util_isScheduler,_util_isArray PURE_IMPORTS_END */
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import { Observable } from '../Observable';
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import { AsyncSubject } from '../AsyncSubject';
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import { map } from '../operators/map';
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import { canReportError } from '../util/canReportError';
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import { isScheduler } from '../util/isScheduler';
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import { isArray } from '../util/isArray';
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export function bindNodeCallback(callbackFunc, resultSelector, scheduler) {
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if (resultSelector) {
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if (isScheduler(resultSelector)) {
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scheduler = resultSelector;
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}
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else {
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return function () {
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var args = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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args[_i] = arguments[_i];
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}
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return bindNodeCallback(callbackFunc, scheduler).apply(void 0, args).pipe(map(function (args) { return isArray(args) ? resultSelector.apply(void 0, args) : resultSelector(args); }));
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};
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}
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}
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return function () {
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var args = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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args[_i] = arguments[_i];
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}
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var params = {
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subject: undefined,
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args: args,
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callbackFunc: callbackFunc,
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scheduler: scheduler,
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context: this,
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};
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return new Observable(function (subscriber) {
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var context = params.context;
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var subject = params.subject;
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if (!scheduler) {
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if (!subject) {
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subject = params.subject = new AsyncSubject();
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var handler = function () {
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var innerArgs = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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innerArgs[_i] = arguments[_i];
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}
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var err = innerArgs.shift();
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if (err) {
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subject.error(err);
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return;
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}
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subject.next(innerArgs.length <= 1 ? innerArgs[0] : innerArgs);
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subject.complete();
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};
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try {
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callbackFunc.apply(context, args.concat([handler]));
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}
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catch (err) {
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if (canReportError(subject)) {
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subject.error(err);
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}
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else {
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console.warn(err);
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}
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}
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}
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return subject.subscribe(subscriber);
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}
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else {
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return scheduler.schedule(dispatch, 0, { params: params, subscriber: subscriber, context: context });
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}
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});
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};
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}
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function dispatch(state) {
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var _this = this;
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var params = state.params, subscriber = state.subscriber, context = state.context;
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var callbackFunc = params.callbackFunc, args = params.args, scheduler = params.scheduler;
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var subject = params.subject;
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if (!subject) {
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subject = params.subject = new AsyncSubject();
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var handler = function () {
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var innerArgs = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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innerArgs[_i] = arguments[_i];
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}
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var err = innerArgs.shift();
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if (err) {
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_this.add(scheduler.schedule(dispatchError, 0, { err: err, subject: subject }));
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}
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else {
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var value = innerArgs.length <= 1 ? innerArgs[0] : innerArgs;
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_this.add(scheduler.schedule(dispatchNext, 0, { value: value, subject: subject }));
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}
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};
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try {
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callbackFunc.apply(context, args.concat([handler]));
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}
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catch (err) {
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this.add(scheduler.schedule(dispatchError, 0, { err: err, subject: subject }));
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}
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}
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this.add(subject.subscribe(subscriber));
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}
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function dispatchNext(arg) {
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var value = arg.value, subject = arg.subject;
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subject.next(value);
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subject.complete();
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}
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function dispatchError(arg) {
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var err = arg.err, subject = arg.subject;
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subject.error(err);
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}
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//# sourceMappingURL=bindNodeCallback.js.map
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