Add isValidating to field state

package.json

@@ -118,7 +118,7 @@
     "files": [
       {
         "path": "./dist/index.cjs.js",
-        "maxSize": "10 kB"
+        "maxSize": "10.1 kB"
       }
     ]
   },

reports/api-extractor.md

@@ -91,6 +91,7 @@ export type ControllerFieldState = {
     invalid: boolean;
     isTouched: boolean;
     isDirty: boolean;
+    isValidating: boolean;
     error?: FieldError;
 };
 
@@ -307,6 +308,7 @@ export type FormState<TFieldValues extends FieldValues> = {
     defaultValues?: undefined | Readonly<DeepPartial<TFieldValues>>;
     dirtyFields: Partial<Readonly<FieldNamesMarkedBoolean<TFieldValues>>>;
     touchedFields: Partial<Readonly<FieldNamesMarkedBoolean<TFieldValues>>>;
+    validatingFields: Partial<Readonly<FieldNamesMarkedBoolean<TFieldValues>>>;
     errors: FieldErrors<TFieldValues>;
 };
 
@@ -316,6 +318,7 @@ export type FormStateProxy<TFieldValues extends FieldValues = FieldValues> = {
     isValidating: boolean;
     dirtyFields: FieldNamesMarkedBoolean<TFieldValues>;
     touchedFields: FieldNamesMarkedBoolean<TFieldValues>;
+    validatingFields: FieldNamesMarkedBoolean<TFieldValues>;
     errors: boolean;
     isValid: boolean;
 };
@@ -384,6 +387,7 @@ export type KeepStateOptions = Partial<{
     keepIsSubmitted: boolean;
     keepIsSubmitSuccessful: boolean;
     keepTouched: boolean;
+    keepIsValidating: boolean;
     keepIsValid: boolean;
     keepSubmitCount: boolean;
 }>;
@@ -660,6 +664,7 @@ export type UseFormGetFieldState<TFieldValues extends FieldValues> = <TFieldName
     invalid: boolean;
     isDirty: boolean;
     isTouched: boolean;
+    isValidating: boolean;
     error?: FieldError;
 };
 
@@ -866,7 +871,7 @@ export type WatchObserver<TFieldValues extends FieldValues> = (value: DeepPartia
 
 // Warnings were encountered during analysis:
 //
-// src/types/form.ts:440:3 - (ae-forgotten-export) The symbol "Subscription" needs to be exported by the entry point index.d.ts
+// src/types/form.ts:444:3 - (ae-forgotten-export) The symbol "Subscription" needs to be exported by the entry point index.d.ts
 
 // (No @packageDocumentation comment for this package)
 

src/__tests__/controller.test.tsx

@@ -1,5 +1,6 @@
 import React from 'react';
 import {
+  act as actComponent,
   fireEvent,
   render,
   screen,
@@ -8,7 +9,7 @@ import {
 } from '@testing-library/react';
 
 import { Controller } from '../controller';
-import { ControllerRenderProps, FieldValues } from '../types';
+import { ControllerRenderProps, FieldValues, ValidateResult } from '../types';
 import { useFieldArray } from '../useFieldArray';
 import { useForm } from '../useForm';
 import { FormProvider } from '../useFormContext';
@@ -261,6 +262,61 @@ describe('Controller', () => {
     expect(touched).toEqual({ test: true });
   });
 
+  it('should set field to formState validatingFields and render field isValidating state', async () => {
+    jest.useFakeTimers();
+
+    const getValidateMock: (timeout: number) => Promise<ValidateResult> = (
+      timeout: number,
+    ) => {
+      return new Promise((resolve) => {
+        setTimeout(() => {
+          resolve(true);
+        }, timeout);
+      });
+    };
+
+    let validatingFields: any;
+    const Component = () => {
+      const { control, formState } = useForm({ mode: 'onBlur' });
+
+      validatingFields = formState.validatingFields;
+
+      return (
+        <Controller
+          defaultValue=""
+          name="test"
+          render={({ field, fieldState }) => (
+            <>
+              <div>isValidating: {String(fieldState.isValidating)}</div>
+              <input {...field} />
+            </>
+          )}
+          control={control}
+          rules={{
+            validate: () => getValidateMock(1000),
+          }}
+        />
+      );
+    };
+
+    render(<Component />);
+
+    expect(validatingFields).toEqual({});
+    expect(screen.getByText('isValidating: false')).toBeVisible();
+
+    fireEvent.blur(screen.getByRole('textbox'));
+
+    expect(validatingFields).toEqual({ test: true });
+    expect(screen.getByText('isValidating: true')).toBeVisible();
+
+    await actComponent(async () => {
+      jest.advanceTimersByTime(1100);
+    });
+
+    expect(validatingFields).toEqual({ test: false });
+    expect(screen.getByText('isValidating: false')).toBeVisible();
+  });
+
   it('should call trigger method when re-validate mode is onBlur with blur event', async () => {
     const Component = () => {
       const {