sharkey/packages/backend/src/prelude/relation.ts

export type Predicate<T> = (a: T) => boolean;

export type Relation<T, U> = (a: T, b: U) => boolean;

export type EndoRelation<T> = Relation<T, T>;
Change naming (#3678) * Change naming * x to a 2018-12-19 22:38:27 +09:00			`export type Predicate<T> = (a: T) => boolean;`
Add Predicate type 2018-12-19 17:08:09 +09:00
Change naming (#3678) * Change naming * x to a 2018-12-19 22:38:27 +09:00			`export type Relation<T, U> = (a: T, b: U) => boolean;`
Add relation types 2018-12-19 16:59:43 +09:00
			`export type EndoRelation<T> = Relation<T, T>;`