UNPKG
fantasy-types
Version:
latest (0.0.9)
0.0.9
0.0.8
0.0.7
0.0.6
0.0.5
0.0.4
0.0.3
0.0.2
0.0.1
Fantasy Land types definitions
fantasy-types
/
Contravariant.ts
5 lines
(4 loc)
•
129 B
text/typescript
View Raw
1
2
3
4
5
// the opposite as Functor `.map`
export
interface
Contravariant
<T> {
contramap
: <
T1
>
(
fn
: (a: T) => T1
) =>
Contravariant
<T>; }