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Module

x/fun/mod.ts>tree.fold

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 tree.fold
import { tree } from "https://deno.land/x/fun@v2.0.0/mod.ts";
const { fold } = tree;

The fold function for Foldable.

Parameters

foao: (o: O, a: A) => O
o: O

Returns

(ta: Tree<A>) => O