Add error parameters to createZodEnum

CONTRIBUTING.md

@@ -39,10 +39,9 @@ The following steps will get you setup to contribute changes to this repo:
 
 - runs all Jest tests and generates coverage badge
 
-**`yarn test:one`**
+**`yarn test enum`**
 
-- runs a single test file
-- example: `yarn test src/__tests__/testFileNameHere.ts`
+- runs a single test file (e.g. `enum.test.ts`)
 
 **`yarn play`**
 

deno/lib/README.md

@@ -421,6 +421,9 @@ z.string().uuid();
 z.string().cuid();
 z.string().regex(regex);
 
+// trim whitespace
+z.string().trim();
+
 // deprecated, equivalent to .min(1)
 z.string().nonempty();
 

deno/lib/__tests__/enum.test.ts

@@ -32,3 +32,13 @@ test("readonly enum", () => {
   arg.parse("201");
   expect(() => arg.parse("202")).toThrow();
 });
+
+test("error params", () => {
+  const result = z
+    .enum(["test"], { required_error: "REQUIRED" })
+    .safeParse(undefined);
+  expect(result.success).toEqual(false);
+  if (!result.success) {
+    expect(result.error.issues[0].message).toEqual("REQUIRED");
+  }
+});

deno/lib/types.ts

@@ -3021,15 +3021,18 @@ export interface ZodEnumDef<T extends EnumValues = EnumValues>
 type Writeable<T> = { -readonly [P in keyof T]: T[P] };
 
 function createZodEnum<U extends string, T extends Readonly<[U, ...U[]]>>(
-  values: T
+  values: T,
+  params?: RawCreateParams
 ): ZodEnum<Writeable<T>>;
 function createZodEnum<U extends string, T extends [U, ...U[]]>(
-  values: T
+  values: T,
+  params?: RawCreateParams
 ): ZodEnum<T>;
-function createZodEnum(values: any) {
+function createZodEnum(values: any, params?: RawCreateParams) {
   return new ZodEnum({
     values: values as any,
     typeName: ZodFirstPartyTypeKind.ZodEnum,
+    ...processCreateParams(params),
   }) as any;
 }
 

src/__tests__/enum.test.ts

@@ -31,3 +31,13 @@ test("readonly enum", () => {
   arg.parse("201");
   expect(() => arg.parse("202")).toThrow();
 });
+
+test("error params", () => {
+  const result = z
+    .enum(["test"], { required_error: "REQUIRED" })
+    .safeParse(undefined);
+  expect(result.success).toEqual(false);
+  if (!result.success) {
+    expect(result.error.issues[0].message).toEqual("REQUIRED");
+  }
+});

src/types.ts

@@ -3021,15 +3021,18 @@ export interface ZodEnumDef<T extends EnumValues = EnumValues>
 type Writeable<T> = { -readonly [P in keyof T]: T[P] };
 
 function createZodEnum<U extends string, T extends Readonly<[U, ...U[]]>>(
-  values: T
+  values: T,
+  params?: RawCreateParams
 ): ZodEnum<Writeable<T>>;
 function createZodEnum<U extends string, T extends [U, ...U[]]>(
-  values: T
+  values: T,
+  params?: RawCreateParams
 ): ZodEnum<T>;
-function createZodEnum(values: any) {
+function createZodEnum(values: any, params?: RawCreateParams) {
   return new ZodEnum({
     values: values as any,
     typeName: ZodFirstPartyTypeKind.ZodEnum,
+    ...processCreateParams(params),
   }) as any;
 }