27 lines
1,003 B
JavaScript
27 lines
1,003 B
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.createFind = exports.find = void 0;
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var lift_1 = require("../util/lift");
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var OperatorSubscriber_1 = require("./OperatorSubscriber");
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function find(predicate, thisArg) {
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return lift_1.operate(createFind(predicate, thisArg, 'value'));
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}
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exports.find = find;
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function createFind(predicate, thisArg, emit) {
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var findIndex = emit === 'index';
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return function (source, subscriber) {
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var index = 0;
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source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
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var i = index++;
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if (predicate.call(thisArg, value, i, source)) {
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subscriber.next(findIndex ? i : value);
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subscriber.complete();
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}
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}, function () {
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subscriber.next(findIndex ? -1 : undefined);
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subscriber.complete();
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}));
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};
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}
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exports.createFind = createFind;
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//# sourceMappingURL=find.js.map
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