feat(api): add Predicate2 & StatefulPredicate2 types

thi-ng · Jan 31, 2018 · fbf8453 · fbf8453
1 parent b180917
commit fbf8453
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/packages/api/src/api.ts b/packages/api/src/api.ts
@@ -234,9 +234,11 @@ export interface IObjectOf<T> {
     [id: string]: T;
 }
 
-export type Predicate<T> = (x: T) => boolean;
+export type Predicate<T> = (a: T) => boolean;
+export type Predicate2<T> = (a: T, b: T) => boolean;
 
 export type StatefulPredicate<T> = () => Predicate<T>;
+export type StatefulPredicate2<T> = () => Predicate2<T>;
 
 export interface IRelease {
     release(opt?: any): boolean;