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Module

x/fun/optics.ts>modifier

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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function modifier
import { modifier } from "https://deno.land/x/fun@v2.0.0-alpha.10/optics.ts";

Construct a Modifier<S, A. from a modify function.

Parameters

modify: (modifyFn: (a: A) => A) => (s: S) => S