node_modules/rxjs/dist/cjs/internal/observable/using.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.using = void 0;
var Observable_1 = require("../Observable");
var innerFrom_1 = require("./innerFrom");
var empty_1 = require("./empty");
function using(resourceFactory, observableFactory) {
    return new Observable_1.Observable(function (subscriber) {
        var resource = resourceFactory();
        var result = observableFactory(resource);
        var source = result ? innerFrom_1.innerFrom(result) : empty_1.EMPTY;
        source.subscribe(subscriber);
        return function () {
            if (resource) {
                resource.unsubscribe();
            }
        };
    });
}
exports.using = using;
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