fix: global form message not work, close #5693

Author: tangjinzhou

components/config-provider/context.ts

@@ -1,5 +1,5 @@
 import type { ExtractPropTypes, InjectionKey, PropType, Ref } from 'vue';
-import { inject, provide } from 'vue';
+import { computed, inject, provide } from 'vue';
 import type { ValidateMessages } from '../form/interface';
 import type { RequiredMark } from '../form/Form';
 import type { RenderEmptyHandler } from './renderEmpty';
@@ -17,7 +17,7 @@ export const useProvideGlobalForm = (state: GlobalFormCOntextProps) => {
 };
 
 export const useInjectGlobalForm = () => {
-  return inject(GlobalFormContextKey, {});
+  return inject(GlobalFormContextKey, { validateMessages: computed(() => undefined) });
 };
 
 export const GlobalConfigContextKey: InjectionKey<GlobalFormCOntextProps> =

components/form/Form.tsx

@@ -30,6 +30,7 @@ import useConfigInject from '../_util/hooks/useConfigInject';
 import { useProvideForm } from './context';
 import type { SizeType } from '../config-provider';
 import useForm from './useForm';
+import { useInjectGlobalForm } from '../config-provider/context';
 
 export type RequiredMark = boolean | 'optional';
 export type FormLayout = 'horizontal' | 'inline' | 'vertical';
@@ -127,10 +128,11 @@ const Form = defineComponent({
       return true;
     });
     const mergedColon = computed(() => props.colon ?? contextForm.value?.colon);
+    const { validateMessages: globalValidateMessages } = useInjectGlobalForm();
     const validateMessages = computed(() => {
       return {
         ...defaultValidateMessages,
-        ...contextForm.value?.validateMessages,
+        ...globalValidateMessages.value,
         ...props.validateMessages,
       };
     });