BI-125433 fix:修复texteditor

packages/fineui/src/base/single/editor/editor.textarea.js

@@ -212,11 +212,12 @@ export class TextAreaEditor extends Single {
 
     _setErrorVisible(b) {
         const { adjustYOffset, adjustXOffset, offsetStyle } = this.options;
-        if (isFunction(this.options.errorText)) {
+        let errorText = this.options.errorText;
-            this.options.errorText = this.options.errorText(trim(this.getValue()));
+        if (isFunction(errorText)) {
+            errorText = errorText(trim(this.getValue()));
         }
-        if (!this.disabledError && isKey(this.options.errorText)) {
+        if (!this.disabledError && isKey(errorText)) {
-            Bubbles[b ? "show" : "hide"](this.getName(), this.options.errorText, this, {
+            Bubbles[b ? "show" : "hide"](this.getName(), errorText, this, {
                 adjustYOffset,
                 adjustXOffset,
                 offsetStyle,