feat: initial commit

node_modules/rxjs/internal/observable/fromEventPattern.js

@@ -0,0 +1,34 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var Observable_1 = require("../Observable");
+var isArray_1 = require("../util/isArray");
+var isFunction_1 = require("../util/isFunction");
+var map_1 = require("../operators/map");
+function fromEventPattern(addHandler, removeHandler, resultSelector) {
+    if (resultSelector) {
+        return fromEventPattern(addHandler, removeHandler).pipe(map_1.map(function (args) { return isArray_1.isArray(args) ? resultSelector.apply(void 0, args) : resultSelector(args); }));
+    }
+    return new Observable_1.Observable(function (subscriber) {
+        var handler = function () {
+            var e = [];
+            for (var _i = 0; _i < arguments.length; _i++) {
+                e[_i] = arguments[_i];
+            }
+            return subscriber.next(e.length === 1 ? e[0] : e);
+        };
+        var retValue;
+        try {
+            retValue = addHandler(handler);
+        }
+        catch (err) {
+            subscriber.error(err);
+            return undefined;
+        }
+        if (!isFunction_1.isFunction(removeHandler)) {
+            return undefined;
+        }
+        return function () { return removeHandler(handler, retValue); };
+    });
+}
+exports.fromEventPattern = fromEventPattern;
+//# sourceMappingURL=fromEventPattern.js.map