github-pages-deploy-action/node_modules/rxjs/_esm5/internal/observable/dom/fetch.js

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2020-03-07 11:45:40 +08:00
/** PURE_IMPORTS_START tslib,_.._Observable PURE_IMPORTS_END */
import * as tslib_1 from "tslib";
import { Observable } from '../../Observable';
export function fromFetch(input, init) {
return new 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 = tslib_1.__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();
}
};
});
}
//# sourceMappingURL=fetch.js.map