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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(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 = addHandler(handler);
return isFunction(removeHandler) ? function () { return removeHandler(handler, retValue); } : undefined;
});
}
//# sourceMappingURL=fromEventPattern.js.map
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