Class ZodSet

packages/zod/src/v3/types.ts:3686–3789

}

export class ZodSet<Value extends ZodTypeAny = ZodTypeAny> extends ZodType<
  Set<Value["_output"]>,
  ZodSetDef<Value>,
  Set<Value["_input"]>
> {
  _parse(input: ParseInput): ParseReturnType<this["_output"]> {
    const { status, ctx } = this._processInputParams(input);
    if (ctx.parsedType !== ZodParsedType.set) {
      addIssueToContext(ctx, {
        code: ZodIssueCode.invalid_type,
        expected: ZodParsedType.set,
        received: ctx.parsedType,
      });
      return INVALID;
    }

    const def = this._def;

    if (def.minSize !== null) {
      if (ctx.data.size < def.minSize.value) {
        addIssueToContext(ctx, {
          code: ZodIssueCode.too_small,
          minimum: def.minSize.value,
          type: "set",
          inclusive: true,
          exact: false,
          message: def.minSize.message,
        });
        status.dirty();
      }
    }

    if (def.maxSize !== null) {
      if (ctx.data.size > def.maxSize.value) {
        addIssueToContext(ctx, {
          code: ZodIssueCode.too_big,
          maximum: def.maxSize.value,
          type: "set",
          inclusive: true,
          exact: false,
          message: def.maxSize.message,
        });
        status.dirty();
      }
    }

    const valueType = this._def.valueType;

    function finalizeSet(elements: SyncParseReturnType<any>[]) {
      const parsedSet = new Set();
      for (const element of elements) {
        if (element.status === "aborted") return INVALID;
        if (element.status === "dirty") status.dirty();
        parsedSet.add(element.value);
      }
      return { status: status.value, value: parsedSet };
    }