fix(Form): reset validate when checkbox changed

src/field/index.js

@@ -63,11 +63,8 @@ export default createComponent({
 
   watch: {
     value() {
+      this.resetValidate();
       this.$nextTick(this.adjustSize);
-
-      if (this.validateMessage) {
-        this.validateMessage = '';
-      }
     },
   },
 
@@ -154,6 +151,12 @@ export default createComponent({
       });
     },
 
+    resetValidate() {
+      if (this.validateMessage) {
+        this.validateMessage = '';
+      }
+    },
+
     format(target = this.$refs.input) {
       if (!target) {
         return;

src/mixins/field.js

@@ -5,6 +5,14 @@ export const FieldMixin = {
     },
   },
 
+  watch: {
+    value() {
+      if (this.vanField) {
+        this.vanField.resetValidate();
+      }
+    },
+  },
+
   created() {
     if (this.vanField) {
       this.vanField.children = this;