Module

x/zod/index.ts>ZodSchema#refine

TypeScript-first schema validation with static type inference
colinhacks/zod
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method ZodSchema.prototype.refine
import { ZodSchema } from "https://dotland.deno.dev/x/zod@v3.23.2/index.ts";

Type Parameters

RefinedOutput extends Output

Parameters

check: (arg: Output) => arg is RefinedOutput
optional
message: string | CustomErrorParams | ((arg: Output) => CustomErrorParams)

Parameters

check: (arg: Output) => unknown | Promise<unknown>
optional
message: string | CustomErrorParams | ((arg: Output) => CustomErrorParams)

Returns

ZodEffects<this, Output, Input>