fix: Address CI failures — formatting, lint, and typing

- Run oxfmt to fix formatting in src/index.ts
- Add explicit return types to test helper functions
- Fix TS18048 (possibly undefined) in truncation test

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: antonis

packages/babel-plugin-component-annotate/src/index.ts

@@ -717,17 +717,19 @@ function extractStaticTextFromChildren(
         texts.push(...innerTexts);
       } else {
         const result = extractStaticTextFromChildren(
-          t, child, textComponentNames, depth - 1, false
+          t,
+          child,
+          textComponentNames,
+          depth - 1,
+          false
         );
         if (result === null) {
           return null;
         }
         texts.push(...result);
       }
     } else if (t.isJSXFragment(child)) {
-      const result = extractStaticTextFromChildren(
-        t, child, textComponentNames, depth - 1, false
-      );
+      const result = extractStaticTextFromChildren(t, child, textComponentNames, depth - 1, false);
       if (result === null) {
         return null;
       }
@@ -807,10 +809,7 @@ function getElementName(
  * target for both text extraction and attribute injection (since fragments
  * cannot carry attributes).
  */
-function maybeInjectSentryLabel(
-  context: JSXProcessingContext,
-  jsxNode: Babel.NodePath
-): void {
+function maybeInjectSentryLabel(context: JSXProcessingContext, jsxNode: Babel.NodePath): void {
   const { t, textComponentNames, ignoredComponents, componentName } = context;
   const node = jsxNode.node;
 
@@ -831,9 +830,7 @@ function maybeInjectSentryLabel(
   const targetElementName = getElementName(t, targetElement.openingElement);
 
   if (
-    ignoredComponents.some(
-      (ignored) => ignored === componentName || ignored === targetElementName
-    )
+    ignoredComponents.some((ignored) => ignored === componentName || ignored === targetElementName)
   ) {
     return;
   }
@@ -847,7 +844,11 @@ function maybeInjectSentryLabel(
   }
 
   const texts = extractStaticTextFromChildren(
-    t, targetElement, textComponentNames, MAX_TEXT_SEARCH_DEPTH, true
+    t,
+    targetElement,
+    textComponentNames,
+    MAX_TEXT_SEARCH_DEPTH,
+    true
   );
 
   if (texts === null) {
@@ -865,10 +866,7 @@ function maybeInjectSentryLabel(
   }
 
   targetElement.openingElement.attributes.push(
-    t.jSXAttribute(
-      t.jSXIdentifier(SENTRY_LABEL_ATTRIBUTE),
-      t.stringLiteral(label)
-    )
+    t.jSXAttribute(t.jSXIdentifier(SENTRY_LABEL_ATTRIBUTE), t.stringLiteral(label))
   );
 }
 

packages/babel-plugin-component-annotate/test/sentry-label.test.ts

@@ -1,8 +1,8 @@
 import { describe, it, expect } from "vitest";
-import { transform } from "@babel/core";
+import { transform, BabelFileResult } from "@babel/core";
 import plugin from "../src/index";
 
-function transformWith(code: string, opts: Record<string, unknown> = {}) {
+function transformWith(code: string, opts: Record<string, unknown> = {}): BabelFileResult | null {
   return transform(code, {
     filename: "/filename-test.js",
     configFile: false,
@@ -11,7 +11,10 @@ function transformWith(code: string, opts: Record<string, unknown> = {}) {
   });
 }
 
-function transformWithout(code: string, opts: Record<string, unknown> = {}) {
+function transformWithout(
+  code: string,
+  opts: Record<string, unknown> = {}
+): BabelFileResult | null {
   return transform(code, {
     filename: "/filename-test.js",
     configFile: false,
@@ -311,7 +314,7 @@ describe("autoInjectSentryLabel", () => {
       `);
       const match = result?.code?.match(/"sentry-label": "([^"]+)"/);
       expect(match).toBeTruthy();
-      const label = match![1];
+      const label = match?.[1] ?? "";
       expect(label.length).toBe(64);
       expect(label.endsWith("...")).toBe(true);
       expect(label).toBe("This is an extremely long text that definitely exceeds the si...");