github-pages-deploy-action/node_modules/rxjs/_esm5/internal/operators/takeWhile.js
2020-03-06 22:45:40 -05:00

58 lines
1.9 KiB
JavaScript

/** PURE_IMPORTS_START tslib,_Subscriber PURE_IMPORTS_END */
import * as tslib_1 from "tslib";
import { Subscriber } from '../Subscriber';
export function takeWhile(predicate, inclusive) {
if (inclusive === void 0) {
inclusive = false;
}
return function (source) {
return source.lift(new TakeWhileOperator(predicate, inclusive));
};
}
var TakeWhileOperator = /*@__PURE__*/ (function () {
function TakeWhileOperator(predicate, inclusive) {
this.predicate = predicate;
this.inclusive = inclusive;
}
TakeWhileOperator.prototype.call = function (subscriber, source) {
return source.subscribe(new TakeWhileSubscriber(subscriber, this.predicate, this.inclusive));
};
return TakeWhileOperator;
}());
var TakeWhileSubscriber = /*@__PURE__*/ (function (_super) {
tslib_1.__extends(TakeWhileSubscriber, _super);
function TakeWhileSubscriber(destination, predicate, inclusive) {
var _this = _super.call(this, destination) || this;
_this.predicate = predicate;
_this.inclusive = inclusive;
_this.index = 0;
return _this;
}
TakeWhileSubscriber.prototype._next = function (value) {
var destination = this.destination;
var result;
try {
result = this.predicate(value, this.index++);
}
catch (err) {
destination.error(err);
return;
}
this.nextOrComplete(value, result);
};
TakeWhileSubscriber.prototype.nextOrComplete = function (value, predicateResult) {
var destination = this.destination;
if (Boolean(predicateResult)) {
destination.next(value);
}
else {
if (this.inclusive) {
destination.next(value);
}
destination.complete();
}
};
return TakeWhileSubscriber;
}(Subscriber));
//# sourceMappingURL=takeWhile.js.map