use firstUpdated for label feedback (#1107)

nielslyngsoe · web-flow · commit 8cf814bc21bc · 2025-05-23T08:05:21.000Z
diff --git a/packages/uui-base/lib/mixins/LabelMixin.ts b/packages/uui-base/lib/mixins/LabelMixin.ts
@@ -37,8 +37,7 @@ export const LabelMixin = <T extends Constructor<LitElement>>(
     @property({ type: String })
     public label!: string;
 
-    connectedCallback() {
-      super.connectedCallback();
+    firstUpdated() {
       if (!this.label) {
         console.warn(this.tagName + ' needs a `label`', this);
       }

Original file line number	Diff line number	Diff line change
`@@ -37,8 +37,7 @@ export const LabelMixin = <T extends Constructor<LitElement>>(`
`37`	`37`	`@property({ type: String })`
`38`	`38`	`public label!: string;`
`39`	`39`
`40`		`- connectedCallback() {`
`41`		`- super.connectedCallback();`
	`40`	`+ firstUpdated() {`
`42`	`41`	`if (!this.label) {`
`43`	`42`	console.warn(this.tagName + ' needs a `label`', this);
`44`	`43`	`}`