github-pages-deploy-action/node_modules/rxjs/internal/observable/dom/fetch.js
2020-03-06 22:45:40 -05:00

60 lines
1.9 KiB
JavaScript

"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
Object.defineProperty(exports, "__esModule", { value: true });
var Observable_1 = require("../../Observable");
function fromFetch(input, init) {
return new Observable_1.Observable(function (subscriber) {
var controller = new AbortController();
var signal = controller.signal;
var outerSignalHandler;
var abortable = true;
var unsubscribed = false;
if (init) {
if (init.signal) {
if (init.signal.aborted) {
controller.abort();
}
else {
outerSignalHandler = function () {
if (!signal.aborted) {
controller.abort();
}
};
init.signal.addEventListener('abort', outerSignalHandler);
}
}
init = __assign({}, init, { signal: signal });
}
else {
init = { signal: signal };
}
fetch(input, init).then(function (response) {
abortable = false;
subscriber.next(response);
subscriber.complete();
}).catch(function (err) {
abortable = false;
if (!unsubscribed) {
subscriber.error(err);
}
});
return function () {
unsubscribed = true;
if (abortable) {
controller.abort();
}
};
});
}
exports.fromFetch = fromFetch;
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