method Schema.prototype.refinementimport { Schema } from "https://deno.land/x/zod@v3.9.8/index.ts"; refinement(check: (arg: Output) => any, refinementData: IssueData | ((arg: Output, ctx: RefinementCtx) => IssueData)): ZodEffects<this>Parameterscheck: (arg: Output) => anyrefinementData: IssueData | ((arg: Output, ctx: RefinementCtx) => IssueData)ReturnsZodEffects<this>