Merge branch 'main' into dependabot/npm_and_yarn/word-wrap-1.2.4

.github/workflows/onPushToMain.yml

@@ -6,7 +6,9 @@ on:
 
 jobs:
   tests:
-    uses: salesforcecli/github-workflows/.github/workflows/unitTest.yml@main
+    uses: ./.github/workflows/unitTests.yml
+    with:
+      branch: main
   release:
     runs-on: ubuntu-latest
     needs:

.github/workflows/unitTests.yml

@@ -0,0 +1,46 @@
+name: Unit Tests
+on:
+  push:
+    branches-ignore: [main]
+  workflow_dispatch:
+  workflow_call:
+    inputs:
+      branch:
+        type: string
+        required: false
+
+jobs:
+  unit-tests:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-latest, windows-latest, ubuntu-latest]
+        nodeVersion: [lts/-1, lts/*]
+      fail-fast: false
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node_version }}
+          cache: yarn
+      - uses: google/wireit@setup-github-actions-caching/v1
+      - name: Cache node modules
+        id: cache-nodemodules
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-node-modules
+        with:
+          path: "**/node_modules"
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/yarn.lock') }}
+
+      - uses: salesforcecli/github-workflows/.github/actions/yarnInstallWithRetries@main
+        if: ${{ steps.cache-nodemodules.outputs.cache-hit != 'true' }}
+      - run: yarn build
+      - uses: nick-fields/retry@943e742917ac94714d2f408a0e8320f2d1fcafcd
+        env:
+          SF_DISABLE_TELEMETRY: true
+        name: yarn test
+        with:
+          max_attempts: 2
+          command: yarn test
+          timeout_minutes: 60

lerna.json

@@ -4,5 +4,5 @@
   ],
   "npmClient": "yarn",
   "useWorkspaces": true,
-  "version": "4.7.0"
+  "version": "4.7.1"
 }

packages/aura-language-server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@salesforce/aura-language-server",
-  "version": "4.7.0",
+  "version": "4.7.1",
   "description": "Language server for Aura components.",
   "main": "lib/aura-indexer/indexer.js",
   "typings": "lib/shared.d.ts",
@@ -24,7 +24,7 @@
     "package": "yarn pack"
   },
   "dependencies": {
-    "@salesforce/lightning-lsp-common": "4.7.0",
+    "@salesforce/lightning-lsp-common": "4.7.1",
     "acorn": "^6.0.0",
     "acorn-loose": "^6.0.0",
     "acorn-walk": "^6.0.0",

packages/lightning-lsp-common/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@salesforce/lightning-lsp-common",
-  "version": "4.7.0",
+  "version": "4.7.1",
   "description": "Common components for lwc-language-server and aura-language-server.",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",

packages/lwc-language-server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@salesforce/lwc-language-server",
-  "version": "4.7.0",
+  "version": "4.7.1",
   "description": "Language server for Lightning Web Components.",
   "main": "lib/indexer.js",
   "license": "BSD-3-Clause",
@@ -31,7 +31,7 @@
     "@lwc/template-compiler": "2.50.0",
     "@salesforce/apex": "0.0.12",
     "@salesforce/label": "0.0.12",
-    "@salesforce/lightning-lsp-common": "4.7.0",
+    "@salesforce/lightning-lsp-common": "4.7.1",
     "@salesforce/resourceurl": "0.0.12",
     "@salesforce/schema": "0.0.12",
     "@salesforce/user": "0.0.12",

packages/lwc-language-server/src/javascript/__tests__/compiler.test.ts

@@ -33,6 +33,21 @@ export default class Foo extends LightningElement {
     @api property = true;
 }
 `;
+const codeWithoutDefaultExportSingleClass = `
+import { api, LightningElement } from 'lwc';
+class Foo extends LightningElement {
+    @api foo;
+}
+`;
+const codeWithoutDefaultExportMultipleClasses = `
+import { api, LightningElement } from 'lwc';
+class Foo extends LightningElement {
+    @api foo;
+}
+class Bar extends LightningElement {
+    @api bar;
+}
+`;
 
 it('can get metadata from a simple component', async () => {
     await compileSource(codeOk, 'foo.js');
@@ -46,6 +61,21 @@ it('displays an error for a component with syntax error', async () => {
     expect(diagnostic.message).toMatch('Unexpected token (4:17)');
 });
 
+it('returns empty metadata for a script without a clear main component class', async () => {
+    const result = await compileSource(codeWithoutDefaultExportMultipleClasses, 'foo.js');
+    expect(result.metadata?.decorators).toHaveLength(0);
+    expect(result.metadata?.classMembers).toHaveLength(0);
+    expect(result.metadata?.exports).toHaveLength(0);
+});
+
+it('returns metadata for a script with one component class, even when not exported', async () => {
+    const result = await compileSource(codeWithoutDefaultExportSingleClass, 'foo.js');
+    console.log(result);
+    expect(result.metadata?.decorators).toHaveLength(1);
+    expect(result.metadata?.classMembers).toHaveLength(1);
+    expect(result.metadata?.exports).toHaveLength(0);
+});
+
 it('displays an error for a component with other errors', async () => {
     const result = await compileSource(codeError, 'foo.js');
     expect(result.metadata).toBeUndefined();

packages/lwc-language-server/src/javascript/type-mapping.ts

@@ -541,9 +541,24 @@ function getExports(lwcExports: LwcExport[]): InternalModuleExports[] {
  * LWC language server to analyze code in a user's IDE.
  */
 export function mapLwcMetadataToInternal(lwcMeta: ScriptFile): InternalMetadata {
-    const mainClassObj = lwcMeta.classes.find(classObj => {
-        return classObj.id == lwcMeta.mainClass.refId;
-    });
+    let mainClassObj;
+    if (lwcMeta.mainClass) {
+        mainClassObj = lwcMeta.classes.find(classObj => {
+            return classObj.id == lwcMeta.mainClass.refId;
+        });
+    } else if (lwcMeta.classes.length === 1) {
+        mainClassObj = lwcMeta.classes[0];
+    }
+
+    // If we are unable to identify the main class object from the provided metadata,
+    // it will not be possible calculate decorators, members, etc.
+    if (!mainClassObj) {
+        return {
+            decorators: [],
+            classMembers: [],
+            exports: [],
+        };
+    }
 
     const defaultExport = lwcMeta.exports.filter((exp) => exp.defaultExport)[0];
     const declarationLoc = externalToInternalLoc(defaultExport?.location ?? mainClassObj.location);