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Module

x/fun/mod.ts>decoder.isLeaf

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

A refinement that returns true when a DecodeError is a Leaf.

Examples

Example 1

import * as D from "./decoder.ts";

const result1 = D.isLeaf(D.leafErr(1, "expected string")); // true
const result2 = D.isLeaf(D.manyErr()); // false