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Module

x/fun/mod.ts>refinement.array

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

Turn a Refinement<unknown, A> into Refinement<unknown, ReadonlyArray<A>>.

Examples

Example 1

import * as R from "./refinement.ts";

const numbers = R.array(R.number);

const result1 = numbers(null); // false
const result2 = numbers([]); // true, [] has type ReadonlyArray<number>
const result3 = numbers(["Hello"]); // false
const result4 = numbers([1]);
// true, variable has type ReadonlyArray<number>

Parameters

item: Refinement<unknown, A>

Returns

Refinement<unknown, ReadonlyArray<A>>