fix ReactiveX#5557: add identity overload to pipe

Raiondesu · Feb 4, 2021 · 1856088 · 1856088
1 parent 705cd33
commit 1856088
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/internal/util/pipe.ts b/src/internal/util/pipe.ts
@@ -2,6 +2,7 @@ import { identity } from './identity';
 import { UnaryFunction } from '../types';
 
 /* tslint:disable:max-line-length */
+export function pipe(): typeof identity;
 export function pipe<T>(...fns: UnaryFunction<T, T>[]): UnaryFunction<T, T>;
 export function pipe<T, A>(fn1: UnaryFunction<T, A>, ...fns: UnaryFunction<A, A>[]): UnaryFunction<T, A>;
 export function pipe<T, A, B>(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, ...fns: UnaryFunction<B, B>[]): UnaryFunction<T, B>;