Refactor #5176 - invalid property added

components/lib/treeselect/BaseTreeSelect.vue

@@ -16,6 +16,10 @@ export default {
             type: String,
             default: null
         },
+        invalid: {
+            type: Boolean,
+            default: false
+        },
         disabled: {
             type: Boolean,
             default: false

components/lib/treeselect/TreeSelect.d.ts

@@ -179,6 +179,11 @@ export interface TreeSelectProps {
      * Label to display when there are no selections.
      */
     placeholder?: string | undefined;
+    /**
+     * When present, it specifies that the component should have invalid state style.
+     * @defaultValue false
+     */
+    invalid?: boolean | undefined;
     /**
      * When present, it specifies that the component should be disabled.
      * @defaultValue false

components/lib/treeselect/style/TreeSelectStyle.js

@@ -65,6 +65,7 @@ const classes = {
         {
             'p-treeselect-chip': props.display === 'chip',
             'p-disabled': props.disabled,
+            'p-invalid': props.invalid,
             'p-focus': instance.focused,
             'p-inputwrapper-filled': !instance.emptyValue,
             'p-inputwrapper-focus': instance.focused || instance.overlayVisible