.

node_modules/rxjs/dist/esm5/internal/observable/dom/fetch.js

@@ -0,0 +1,54 @@
+import { __assign, __rest } from "tslib";
+import { createOperatorSubscriber } from '../../operators/OperatorSubscriber';
+import { Observable } from '../../Observable';
+import { innerFrom } from '../../observable/innerFrom';
+export function fromFetch(input, initWithSelector) {
+    if (initWithSelector === void 0) { initWithSelector = {}; }
+    var selector = initWithSelector.selector, init = __rest(initWithSelector, ["selector"]);
+    return new Observable(function (subscriber) {
+        var controller = new AbortController();
+        var signal = controller.signal;
+        var abortable = true;
+        var outerSignal = init.signal;
+        if (outerSignal) {
+            if (outerSignal.aborted) {
+                controller.abort();
+            }
+            else {
+                var outerSignalHandler_1 = function () {
+                    if (!signal.aborted) {
+                        controller.abort();
+                    }
+                };
+                outerSignal.addEventListener('abort', outerSignalHandler_1);
+                subscriber.add(function () { return outerSignal.removeEventListener('abort', outerSignalHandler_1); });
+            }
+        }
+        var perSubscriberInit = __assign(__assign({}, init), { signal: signal });
+        var handleError = function (err) {
+            abortable = false;
+            subscriber.error(err);
+        };
+        fetch(input, perSubscriberInit)
+            .then(function (response) {
+            if (selector) {
+                innerFrom(selector(response)).subscribe(createOperatorSubscriber(subscriber, undefined, function () {
+                    abortable = false;
+                    subscriber.complete();
+                }, handleError));
+            }
+            else {
+                abortable = false;
+                subscriber.next(response);
+                subscriber.complete();
+            }
+        })
+            .catch(handleError);
+        return function () {
+            if (abortable) {
+                controller.abort();
+            }
+        };
+    });
+}
+//# sourceMappingURL=fetch.js.map