Code coverage report for cjs/observable/bindCallback.js

Statements: 98.88% (88 / 89)      Branches: 83.87% (26 / 31)      Functions: 100% (12 / 12)      Lines: 98.82% (84 / 85)      Ignored: none     

All files » cjs/observable/ » bindCallback.js
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var __extends = (this && this.__extends) || function (d, b) {
    for (var p in b) Eif (b.hasOwnProperty(p)) d[p] = b[p];
    function __() { this.constructor = d; }
    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var Observable_1 = require('../Observable');
var tryCatch_1 = require('../util/tryCatch');
var errorObject_1 = require('../util/errorObject');
var AsyncSubject_1 = require('../subject/AsyncSubject');
var BoundCallbackObservable = (function (_super) {
    __extends(BoundCallbackObservable, _super);
    function BoundCallbackObservable(callbackFunc, selector, args, scheduler) {
        _super.call(this);
        this.callbackFunc = callbackFunc;
        this.selector = selector;
        this.args = args;
        this.scheduler = scheduler;
    }
    BoundCallbackObservable.create = function (callbackFunc, selector, scheduler) {
        if (selector === void 0) { selector = undefined; }
        return function () {
            var args = [];
            for (var _i = 0; _i < arguments.length; _i++) {
                args[_i - 0] = arguments[_i];
            }
            return new BoundCallbackObservable(callbackFunc, selector, args, scheduler);
        };
    };
    BoundCallbackObservable.prototype._subscribe = function (subscriber) {
        var callbackFunc = this.callbackFunc;
        var args = this.args;
        var scheduler = this.scheduler;
        var subject = this.subject;
        if (!scheduler) {
            Eif (!subject) {
                subject = this.subject = new AsyncSubject_1.AsyncSubject();
                var handler = function handlerFn() {
                    var innerArgs = [];
                    for (var _i = 0; _i < arguments.length; _i++) {
                        innerArgs[_i - 0] = arguments[_i];
                    }
                    var source = handlerFn.source;
                    var selector = source.selector, subject = source.subject;
                    if (selector) {
                        var result_1 = tryCatch_1.tryCatch(selector).apply(this, innerArgs);
                        if (result_1 === errorObject_1.errorObject) {
                            subject.error(errorObject_1.errorObject.e);
                        }
                        else {
                            subject.next(result_1);
                            subject.complete();
                        }
                    }
                    else {
                        subject.next(innerArgs.length === 1 ? innerArgs[0] : innerArgs);
                        subject.complete();
                    }
                };
                // use named function instance to avoid closure.
                handler.source = this;
                var result = tryCatch_1.tryCatch(callbackFunc).apply(this, args.concat(handler));
                Iif (result === errorObject_1.errorObject) {
                    subject.error(errorObject_1.errorObject.e);
                }
            }
            return subject.subscribe(subscriber);
        }
        else {
            subscriber.add(scheduler.schedule(dispatch, 0, { source: this, subscriber: subscriber }));
            return subscriber;
        }
    };
    return BoundCallbackObservable;
})(Observable_1.Observable);
exports.BoundCallbackObservable = BoundCallbackObservable;
function dispatch(state) {
    var source = state.source, subscriber = state.subscriber;
    var callbackFunc = source.callbackFunc, args = source.args, scheduler = source.scheduler;
    var subject = source.subject;
    if (!subject) {
        subject = source.subject = new AsyncSubject_1.AsyncSubject();
        var handler = function handlerFn() {
            var innerArgs = [];
            for (var _i = 0; _i < arguments.length; _i++) {
                innerArgs[_i - 0] = arguments[_i];
            }
            var source = handlerFn.source;
            var selector = source.selector, subject = source.subject;
            if (selector) {
                var result_2 = tryCatch_1.tryCatch(selector).apply(this, innerArgs);
                if (result_2 === errorObject_1.errorObject) {
                    subject.add(scheduler.schedule(dispatchError, 0, { err: errorObject_1.errorObject.e, subject: subject }));
                }
                else {
                    subject.add(scheduler.schedule(dispatchNext, 0, { value: result_2, subject: subject }));
                }
            }
            else {
                var value = innerArgs.length === 1 ? innerArgs[0] : innerArgs;
                subject.add(scheduler.schedule(dispatchNext, 0, { value: value, subject: subject }));
            }
        };
        // use named function to pass values in without closure
        handler.source = source;
        var result = tryCatch_1.tryCatch(callbackFunc).apply(this, args.concat(handler));
        if (result === errorObject_1.errorObject) {
            subject.error(errorObject_1.errorObject.e);
        }
    }
    this.add(subject.subscribe(subscriber));
}
function dispatchNext(_a) {
    var value = _a.value, subject = _a.subject;
    subject.next(value);
    subject.complete();
}
function dispatchError(_a) {
    var err = _a.err, subject = _a.subject;
    subject.error(err);
}
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