fix(validators): handle additional properties object when no other properties are defined

Author: mrlubos

.changeset/soft-bulldogs-cover.md

@@ -0,0 +1,5 @@
+---
+'@hey-api/openapi-ts': patch
+---
+
+fix(validators): handle additional properties object when no other properties are defined

packages/openapi-ts-tests/test/__snapshots__/2.0.x/plugins/valibot/default/valibot.gen.ts

@@ -157,12 +157,15 @@ export const vDictionaryWithArray = v.object({});
 /**
  * This is a string dictionary
  */
-export const vDictionaryWithDictionary = v.object({});
+export const vDictionaryWithDictionary = v.record(v.string(), v.object({}));
 
 /**
  * This is a complex dictionary
  */
-export const vDictionaryWithProperties = v.object({});
+export const vDictionaryWithProperties = v.record(v.string(), v.object({
+    foo: v.optional(v.string()),
+    bar: v.optional(v.string())
+}));
 
 /**
  * This is a type-only model that defines Date as a string

packages/openapi-ts-tests/test/__snapshots__/2.0.x/plugins/zod/default/zod.gen.ts

@@ -157,12 +157,15 @@ export const zDictionaryWithArray = z.object({});
 /**
  * This is a string dictionary
  */
-export const zDictionaryWithDictionary = z.object({});
+export const zDictionaryWithDictionary = z.record(z.object({}));
 
 /**
  * This is a complex dictionary
  */
-export const zDictionaryWithProperties = z.object({});
+export const zDictionaryWithProperties = z.record(z.object({
+    foo: z.string().optional(),
+    bar: z.string().optional()
+}));
 
 /**
  * This is a type-only model that defines Date as a string

packages/openapi-ts-tests/test/__snapshots__/3.0.x/plugins/valibot/default/valibot.gen.ts

@@ -206,12 +206,15 @@ export const vDictionaryWithArray = v.object({});
 /**
  * This is a string dictionary
  */
-export const vDictionaryWithDictionary = v.object({});
+export const vDictionaryWithDictionary = v.record(v.string(), v.object({}));
 
 /**
  * This is a complex dictionary
  */
-export const vDictionaryWithProperties = v.object({});
+export const vDictionaryWithProperties = v.record(v.string(), v.object({
+    foo: v.optional(v.string()),
+    bar: v.optional(v.string())
+}));
 
 /**
  * This is a model with one number property

packages/openapi-ts-tests/test/__snapshots__/3.0.x/plugins/zod/default/zod.gen.ts

@@ -220,12 +220,15 @@ export const zDictionaryWithArray = z.object({});
 /**
  * This is a string dictionary
  */
-export const zDictionaryWithDictionary = z.object({});
+export const zDictionaryWithDictionary = z.record(z.object({}));
 
 /**
  * This is a complex dictionary
  */
-export const zDictionaryWithProperties = z.object({});
+export const zDictionaryWithProperties = z.record(z.object({
+    foo: z.string().optional(),
+    bar: z.string().optional()
+}));
 
 /**
  * This is a model with one number property

packages/openapi-ts-tests/test/__snapshots__/3.1.x/plugins/valibot/default/valibot.gen.ts

@@ -209,12 +209,15 @@ export const vDictionaryWithArray = v.object({});
 /**
  * This is a string dictionary
  */
-export const vDictionaryWithDictionary = v.object({});
+export const vDictionaryWithDictionary = v.record(v.string(), v.object({}));
 
 /**
  * This is a complex dictionary
  */
-export const vDictionaryWithProperties = v.object({});
+export const vDictionaryWithProperties = v.record(v.string(), v.object({
+    foo: v.optional(v.string()),
+    bar: v.optional(v.string())
+}));
 
 /**
  * This is a model with one number property

packages/openapi-ts-tests/test/__snapshots__/3.1.x/plugins/zod/default/zod.gen.ts

@@ -223,12 +223,15 @@ export const zDictionaryWithArray = z.object({});
 /**
  * This is a string dictionary
  */
-export const zDictionaryWithDictionary = z.object({});
+export const zDictionaryWithDictionary = z.record(z.object({}));
 
 /**
  * This is a complex dictionary
  */
-export const zDictionaryWithProperties = z.object({});
+export const zDictionaryWithProperties = z.record(z.object({
+    foo: z.string().optional(),
+    bar: z.string().optional()
+}));
 
 /**
  * This is a model with one number property

packages/openapi-ts-tests/test/__snapshots__/3.1.x/validators-metadata/valibot.gen.ts

@@ -28,6 +28,10 @@ export const vFoo: v.GenericSchema = v.optional(v.union([
 
 export const vBaz = v.optional(v.pipe(v.pipe(v.string(), v.regex(/foo\nbar/)), v.readonly()), 'baz');
 
+export const vQux = v.record(v.string(), v.object({
+    qux: v.optional(v.string())
+}));
+
 /**
  * This is Foo parameter.
  */

packages/openapi-ts-tests/test/__snapshots__/3.1.x/validators-metadata/zod.gen.ts

@@ -28,6 +28,10 @@ export const zFoo: z.ZodTypeAny = z.union([
 
 export const zBaz = z.string().regex(/foo\nbar/).readonly().default('baz');
 
+export const zQux = z.record(z.object({
+    qux: z.string().optional()
+}));
+
 /**
  * This is Foo parameter.
  */

packages/openapi-ts-tests/test/__snapshots__/3.1.x/validators/valibot.gen.ts

@@ -28,6 +28,10 @@ export const vFoo: v.GenericSchema = v.optional(v.union([
 
 export const vBaz = v.optional(v.pipe(v.pipe(v.string(), v.regex(/foo\nbar/)), v.readonly()), 'baz');
 
+export const vQux = v.record(v.string(), v.object({
+    qux: v.optional(v.string())
+}));
+
 /**
  * This is Foo parameter.
  */

packages/openapi-ts-tests/test/__snapshots__/3.1.x/validators/zod.gen.ts

@@ -28,6 +28,10 @@ export const zFoo: z.ZodTypeAny = z.union([
 
 export const zBaz = z.string().regex(/foo\nbar/).readonly().default('baz');
 
+export const zQux = z.record(z.object({
+    qux: z.string().optional()
+}));
+
 /**
  * This is Foo parameter.
  */

packages/openapi-ts-tests/test/openapi-ts.config.ts

@@ -158,7 +158,7 @@ export default defineConfig(() => {
       {
         // comments: false,
         // exportFromIndex: true,
-        // name: 'valibot',
+        name: 'valibot',
       },
       {
         // case: 'snake_case',

packages/openapi-ts-tests/test/spec/3.1.x/validators.yaml

@@ -104,3 +104,10 @@ components:
       pattern: foo\nbar
       readOnly: true
       type: string
+    Qux:
+      additionalProperties:
+        properties:
+          qux:
+            type: string
+        type: object
+      type: object