Remove createParams cascade from .array() (#3530)

Author: EthanBehrends

deno/lib/__tests__/description.test.ts

@@ -26,3 +26,11 @@ test("description should carry over to chained schemas", () => {
     description
   );
 });
+
+test("description should not carry over to chained array schema", () => {
+  const schema = z.string().describe(description)
+
+  expect(schema.description).toEqual(description);
+  expect(schema.array().description).toEqual(undefined);
+  expect(z.array(schema).description).toEqual(undefined);
+})

deno/lib/types.ts

@@ -434,7 +434,7 @@ export abstract class ZodType<
     return this.nullable().optional();
   }
   array(): ZodArray<this> {
-    return ZodArray.create(this, this._def);
+    return ZodArray.create(this);
   }
   promise(): ZodPromise<this> {
     return ZodPromise.create(this, this._def);

src/__tests__/description.test.ts

@@ -25,3 +25,11 @@ test("description should carry over to chained schemas", () => {
     description
   );
 });
+
+test("description should not carry over to chained array schema", () => {
+  const schema = z.string().describe(description)
+
+  expect(schema.description).toEqual(description);
+  expect(schema.array().description).toEqual(undefined);
+  expect(z.array(schema).description).toEqual(undefined);
+})

src/types.ts

@@ -434,7 +434,7 @@ export abstract class ZodType<
     return this.nullable().optional();
   }
   array(): ZodArray<this> {
-    return ZodArray.create(this, this._def);
+    return ZodArray.create(this);
   }
   promise(): ZodPromise<this> {
     return ZodPromise.create(this, this._def);