matches.Parser | /mod.ts | embassyd_sdk@v0.3.1.1.4

method matches.Parser.prototype.refine

Re-export

import { matches } from "https://deno.land/x/embassyd_sdk@v0.3.1.1.4/mod.ts";
const { Parser } = matches;

refine<C = B>(refinementTest: (value: B) => value is B & C, otherName?: string): Parser<A, B & C>

We want to refine to a new type given an original type, like isEven, or casting to a more specific type

Type Parameters

optional

C = B

refinementTest: (value: B) => value is B & C

optional

otherName: string = [UNSUPPORTED]

Parser<A, B & C>