Hopefully fix deleteField

packages/form-core/src/FormApi.ts

@@ -547,11 +547,12 @@ export class FormApi<TFormData, ValidatorType> {
   }
 
   deleteField = <TField extends DeepKeys<TFormData>>(field: TField) => {
-    const newState = { ...this.state }
-    delete newState.values[field as keyof TFormData]
-    delete newState.fieldMeta[field]
-
-    this.store.setState((_) => newState)
+    this.store.setState((prev) => {
+      const newState = { ...prev }
+      delete newState.values[field as keyof TFormData]
+      delete newState.fieldMeta[field]
+      return newState
+    })
   }
 
   pushFieldValue = <TField extends DeepKeys<TFormData>>(

packages/form-core/src/tests/FieldApi.spec.ts

@@ -611,5 +611,7 @@ describe('field api', () => {
     // Field should have been removed from the form as well
     expect(form.state.values.name).toBeUndefined()
     expect(form.state.fieldMeta.name).toBeUndefined()
+    expect(form.store.state.values.name).toBeUndefined()
+    expect(form.store.state.fieldMeta.name).toBeUndefined()
   })
 })