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node_modules/rxjs/dist/esm/internal/observable/fromEventPattern.js

@@ -0,0 +1,14 @@
+import { Observable } from '../Observable';
+import { isFunction } from '../util/isFunction';
+import { mapOneOrManyArgs } from '../util/mapOneOrManyArgs';
+export function fromEventPattern(addHandler, removeHandler, resultSelector) {
+    if (resultSelector) {
+        return fromEventPattern(addHandler, removeHandler).pipe(mapOneOrManyArgs(resultSelector));
+    }
+    return new Observable((subscriber) => {
+        const handler = (...e) => subscriber.next(e.length === 1 ? e[0] : e);
+        const retValue = addHandler(handler);
+        return isFunction(removeHandler) ? () => removeHandler(handler, retValue) : undefined;
+    });
+}
+//# sourceMappingURL=fromEventPattern.js.map