revert FormState disableValidationWhen behavior

Author: nighca

src/formState.spec.ts

@@ -871,19 +871,16 @@ describe('FormState (mode: array) validation', () => {
     runInAction(() => options.disabled = true)
 
     await state.validate()
-    expect(state.$[0].hasError).toBe(false)
     expect(state.hasError).toBe(false)
     expect(state.error).toBeUndefined()
 
     state.$[0].onChange('')
     await state.validate()
-    expect(state.$[0].hasError).toBe(false)
     expect(state.hasError).toBe(false)
     expect(state.error).toBeUndefined()
 
     runInAction(() => options.disabled = false)
     await delay()
-    expect(state.$[0].hasError).toBe(true)
     expect(state.hasError).toBe(true)
     expect(state.error).toBe('empty')
 

src/formState.ts

@@ -239,9 +239,6 @@ export default class FormState<TFields extends ValidatableFields, TValue = Value
    */
   @action disableValidationWhen(predict: () => boolean) {
     this.shouldDisableValidation = predict
-    this.fields.forEach(
-      field => field.disableValidationWhen(predict)
-    )
     return this
   }
 

src/types.ts

@@ -49,7 +49,6 @@ export interface ComposibleValidatable<T, TValue = T> extends Validatable<T, TVa
   dirty: boolean
   _activated: boolean
   _validateStatus: ValidateStatus
-  disableValidationWhen: (predict: () => boolean) => this
 }
 
 /** Function to do dispose. */