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Module

x/fun/mod.ts>fn_either.ContravariantFnEither

A collection of algebraic data types, lenses, and schemables based on a light weight higher kinded type implementation. Written for deno.
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variable fn_either.ContravariantFnEither
import { fn_either } from "https://deno.land/x/fun@v2.0.0-alpha.6/mod.ts";
const { ContravariantFnEither } = fn_either;

The canonical implementation of Contravariant for FnEither. It contains the method contramap.

type

Contravariant<URI>