refactor(interfaces): make UnaryFunction and OperatorFunction more co…

…ncise Thanks, David!
ReactiveX · Jun 15, 2017 · cb1f6d2 · cb1f6d2
1 parent c4125ff
commit cb1f6d2
Showing 1 changed file with 2 additions and 5 deletions.
diff --git a/src/interfaces.ts b/src/interfaces.ts
@@ -1,8 +1,5 @@
 import { Observable } from './Observable';
 
-export interface UnaryFunction<T, R> {
- (source: T): R;
-}
+export type UnaryFunction<T, R> = (source: T) => R;
 
-export interface OperatorFunction<T, R> extends UnaryFunction<Observable<T>, Observable<R>> {
-}
+export type OperatorFunction<T, R> = UnaryFunction<Observable<T>, Observable<R>>;