salesforce · salesforce-nucleus · Jan 31, 2025 · Jan 24, 2025 · Jan 25, 2025 · Jan 27, 2025
@@ -66,9 +66,6 @@ jobs:
               run: yarn test:types
             - name: Run unit tests
               run: yarn test:ci
-            # TODO [#4815]: enable all SSR v2 tests
-            - name: Run experimental SSR fixture tests
-              run: TEST_SSR_COMPILER=1 yarn test packages/@lwc/ssr-compiler/src/__tests__/fixtures.spec.ts
             - name: Upload unit test coverage report
               uses: actions/upload-artifact@v4
               with:

@@ -48,14 +48,7 @@ export default tseslint.config(
             },
 
             parserOptions: {
-                projectService: {
-                    allowDefaultProject: [
-                        // I'm not sure why these files aren't picked up... :\
-                        'packages/@lwc/module-resolver/scripts/test/matchers/to-throw-error-with-code.ts',
-                        'packages/@lwc/module-resolver/scripts/test/matchers/to-throw-error-with-type.ts',
-                        'packages/@lwc/module-resolver/scripts/test/setup-test.ts',
-                    ],
-                },
+                projectService: {},
             },
         },
 

@@ -1,6 +1,6 @@
 {
     "name": "lwc-monorepo",
-    "version": "8.12.6",
+    "version": "8.12.7",
     "private": true,
     "description": "Lightning Web Components",
     "repository": {
@@ -35,26 +35,26 @@
     },
     "devDependencies": {
         "@commitlint/cli": "^19.6.1",
-        "@eslint/js": "9.18.0",
+        "@eslint/js": "9.19.0",
         "@lwc/eslint-plugin-lwc-internal": "link:./scripts/eslint-plugin",
         "@lwc/test-utils-lwc-internals": "link:./scripts/test-utils",
-        "@nx/js": "20.3.2",
+        "@nx/js": "20.3.3",
         "@rollup/plugin-commonjs": "^28.0.2",
         "@rollup/plugin-inject": "^5.0.5",
         "@rollup/plugin-node-resolve": "^16.0.0",
         "@rollup/plugin-replace": "^6.0.2",
         "@rollup/plugin-typescript": "^12.1.2",
         "@swc-node/register": "~1.10.9",
-        "@swc/core": "~1.10.8",
+        "@swc/core": "~1.10.11",
         "@swc/helpers": "~0.5.15",
         "@types/babel__core": "^7.20.5",
-        "@types/node": "^22.10.7",
-        "@vitest/coverage-v8": "^3.0.3",
+        "@types/node": "^22.10.10",
+        "@vitest/coverage-v8": "^3.0.4",
         "@vitest/eslint-plugin": "^1.1.25",
-        "@vitest/ui": "^3.0.3",
+        "@vitest/ui": "^3.0.4",
         "bytes": "^3.1.2",
         "es-module-lexer": "^1.6.0",
-        "eslint": "9.18.0",
+        "eslint": "9.19.0",
         "eslint-config-flat-gitignore": "^1.0.0",
         "eslint-plugin-header": "^3.1.1",
         "eslint-plugin-import": "^2.31.0",
@@ -63,16 +63,16 @@
         "husky": "^9.1.7",
         "isbinaryfile": "^5.0.4",
         "jsdom": "^26.0.0",
-        "lint-staged": "^15.4.1",
+        "lint-staged": "^15.4.3",
         "magic-string": "^0.30.17",
-        "nx": "20.3.2",
+        "nx": "20.3.3",
         "prettier": "^3.4.2",
-        "rollup": "^4.31.0",
+        "rollup": "^4.32.0",
         "terser": "^5.37.0",
         "tslib": "^2.8.1",
-        "typescript": "5.4.5",
-        "typescript-eslint": "8.20.0",
-        "vitest": "^3.0.3"
+        "typescript": "5.7.3",
+        "typescript-eslint": "8.21.0",
+        "vitest": "^3.0.4"
     },
     "lint-staged": {
         "*.{js,mjs,ts}": "eslint --cache",

@@ -4,7 +4,7 @@
         "You can safely modify dependencies, devDependencies, keywords, etc., but other props will be overwritten."
     ],
     "name": "@lwc/aria-reflection",
-    "version": "8.12.6",
+    "version": "8.12.7",
     "description": "ARIA element reflection polyfill for strings",
     "keywords": [
         "aom",

@@ -4,7 +4,7 @@
         "You can safely modify dependencies, devDependencies, keywords, etc., but other props will be overwritten."
     ],
     "name": "@lwc/babel-plugin-component",
-    "version": "8.12.6",
+    "version": "8.12.7",
     "description": "Babel plugin to transform a LWC module",
     "keywords": [
         "lwc"
@@ -47,8 +47,8 @@
     },
     "dependencies": {
         "@babel/helper-module-imports": "7.25.9",
-        "@lwc/errors": "8.12.6",
-        "@lwc/shared": "8.12.6",
+        "@lwc/errors": "8.12.7",
+        "@lwc/shared": "8.12.7",
         "line-column": "~1.0.2"
     },
     "devDependencies": {

@@ -4,7 +4,7 @@
         "You can safely modify dependencies, devDependencies, keywords, etc., but other props will be overwritten."
     ],
     "name": "@lwc/compiler",
-    "version": "8.12.6",
+    "version": "8.12.7",
     "description": "LWC compiler",
     "keywords": [
         "lwc"
@@ -46,17 +46,17 @@
         }
     },
     "dependencies": {
-        "@babel/core": "7.26.0",
+        "@babel/core": "7.26.7",
         "@babel/plugin-transform-async-generator-functions": "7.25.9",
         "@babel/plugin-transform-async-to-generator": "7.25.9",
         "@babel/plugin-transform-class-properties": "7.25.9",
         "@babel/plugin-transform-object-rest-spread": "7.25.9",
         "@locker/babel-plugin-transform-unforgeables": "0.22.0",
-        "@lwc/babel-plugin-component": "8.12.6",
-        "@lwc/errors": "8.12.6",
-        "@lwc/shared": "8.12.6",
-        "@lwc/ssr-compiler": "8.12.6",
-        "@lwc/style-compiler": "8.12.6",
-        "@lwc/template-compiler": "8.12.6"
+        "@lwc/babel-plugin-component": "8.12.7",
+        "@lwc/errors": "8.12.7",
+        "@lwc/shared": "8.12.7",
+        "@lwc/ssr-compiler": "8.12.7",
+        "@lwc/style-compiler": "8.12.7",
+        "@lwc/template-compiler": "8.12.7"
     }
 }
@@ -4,7 +4,7 @@
         "You can safely modify dependencies, devDependencies, keywords, etc., but other props will be overwritten."
     ],
     "name": "@lwc/engine-core",
-    "version": "8.12.6",
+    "version": "8.12.7",
     "description": "Core LWC engine APIs.",
     "keywords": [
         "lwc"
@@ -46,9 +46,9 @@
         }
     },
     "dependencies": {
-        "@lwc/features": "8.12.6",
-        "@lwc/shared": "8.12.6",
-        "@lwc/signals": "8.12.6"
+        "@lwc/features": "8.12.7",
+        "@lwc/shared": "8.12.7",
+        "@lwc/signals": "8.12.7"
     },
     "devDependencies": {
         "observable-membrane": "2.0.0"

@@ -65,7 +65,15 @@ export default function wire<
     Class = LightningElement,
 >(
     // eslint-disable-next-line @typescript-eslint/no-unused-vars
-    adapter: WireAdapterConstructor<ReplaceReactiveValues<ReactiveConfig, Class>, Value, Context>,
+    adapter:
+        | WireAdapterConstructor<ReplaceReactiveValues<ReactiveConfig, Class>, Value, Context>
+        | {
+              adapter: WireAdapterConstructor<
+                  ReplaceReactiveValues<ReactiveConfig, Class>,
+                  Value,
+                  Context
+              >;
+          },
     // eslint-disable-next-line @typescript-eslint/no-unused-vars
     config?: ReactiveConfig
 ): WireDecorator<Value, Class> {

@@ -4,7 +4,7 @@
         "You can safely modify dependencies, devDependencies, keywords, etc., but other props will be overwritten."
     ],
     "name": "@lwc/engine-dom",
-    "version": "8.12.6",
+    "version": "8.12.7",
     "description": "Renders LWC components in a DOM environment.",
     "keywords": [
         "lwc"
@@ -46,9 +46,9 @@
         }
     },
     "devDependencies": {
-        "@lwc/engine-core": "8.12.6",
-        "@lwc/shared": "8.12.6",
-        "@lwc/features": "8.12.6"
+        "@lwc/engine-core": "8.12.7",
+        "@lwc/shared": "8.12.7",
+        "@lwc/features": "8.12.7"
     },
     "lwc": {
         "modules": [

@@ -4,7 +4,7 @@
         "You can safely modify dependencies, devDependencies, keywords, etc., but other props will be overwritten."
     ],
     "name": "@lwc/engine-server",
-    "version": "8.12.6",
+    "version": "8.12.7",
     "description": "Renders LWC components in a server environment.",
     "keywords": [
         "lwc"
@@ -46,10 +46,10 @@
         }
     },
     "devDependencies": {
-        "@lwc/engine-core": "8.12.6",
-        "@lwc/rollup-plugin": "8.12.6",
-        "@lwc/shared": "8.12.6",
-        "@lwc/features": "8.12.6",
+        "@lwc/engine-core": "8.12.7",
+        "@lwc/rollup-plugin": "8.12.7",
+        "@lwc/shared": "8.12.7",
+        "@lwc/features": "8.12.7",
         "@rollup/plugin-virtual": "^3.0.2",
         "parse5": "^7.2.1"
     }

@@ -11,6 +11,7 @@ import { rollup } from 'rollup';
 import lwcRollupPlugin from '@lwc/rollup-plugin';
 import { testFixtureDir, formatHTML } from '@lwc/test-utils-lwc-internals';
 import { setFeatureFlagForTest } from '../index';
+import type { FeatureFlagName } from '@lwc/features/dist/types';
 import type { RollupLwcOptions } from '@lwc/rollup-plugin';
 import type * as lwc from '../index';
 
@@ -128,16 +129,17 @@ function testFixtures(options?: RollupLwcOptions) {
             // the LightningElement. Therefor the compiled module should also be evaluated in the
             // same sandbox registry as the engine.
             const lwcEngineServer = await import('../index');
-            const module = (await import(compiledFixturePath)) as FixtureModule;
-
-            const features = module!.features ?? [];
-            features.forEach((flag) => {
-                lwcEngineServer!.setFeatureFlagForTest(flag, true);
-            });
 
             let result;
             let err;
+            let features: FeatureFlagName[] = [];
             try {
+                const module = (await import(compiledFixturePath)) as FixtureModule;
+
+                features = module!.features ?? [];
+                features.forEach((flag) => {
+                    lwcEngineServer!.setFeatureFlagForTest(flag, true);
+                });
                 result = formatHTML(
                     lwcEngineServer!.renderComponent(
                         module!.tagName,
@@ -146,10 +148,10 @@ function testFixtures(options?: RollupLwcOptions) {
                     )
                 );
             } catch (_err: any) {
-                if (_err.name === 'AssertionError') {
+                if (_err?.name === 'AssertionError') {
                     throw _err;
                 }
-                err = _err.message;
+                err = _err?.message || 'An empty error occurred?!';
             }
 
             features.forEach((flag) => {

@@ -0,0 +1,14 @@
+<x-parent>
+  <template shadowrootmode="open">
+    <x-child>
+      <template shadowrootmode="open">
+        const setter getter api value
+      </template>
+    </x-child>
+    <x-child>
+      <template shadowrootmode="open">
+        setter getter api value
+      </template>
+    </x-child>
+  </template>
+</x-parent>
@@ -0,0 +1,3 @@
+export const tagName = 'x-parent';
+export { default } from 'x/parent';
+export * from 'x/parent';
@@ -0,0 +1,3 @@
+<template>
+    {setterGetterApi}
+</template>
@@ -0,0 +1,12 @@
+import { LightningElement, api } from 'lwc';
+
+export default class Child extends LightningElement {
+    set setterGetterApi(value) {
+        this._someApi = value;
+    }
+
+    @api
+    get setterGetterApi() {
+        return this._someApi;
+    }
+}
@@ -0,0 +1,4 @@
+<template>
+    <x-child setter-getter-api="const setter getter api value"></x-child>
+    <x-child setter-getter-api={setterGetterApiValue}></x-child>
+</template>
@@ -0,0 +1,5 @@
+import { LightningElement } from 'lwc';
+
+export default class Parent extends LightningElement {
+    setterGetterApiValue = 'setter getter api value';
+}
@@ -0,0 +1 @@
+LWC1112: @api get setterGetterApi and @api set setterGetterApi detected in class declaration. Only one of the two needs to be decorated with @api.
@@ -0,0 +1,3 @@
+export const tagName = 'x-parent';
+export { default } from 'x/parent';
+export * from 'x/parent';
@@ -0,0 +1,3 @@
+<template>
+    {setterGetterApi}
+</template>
@@ -0,0 +1,13 @@
+import { LightningElement, api } from 'lwc';
+
+export default class Child extends LightningElement {
+    @api
+    set setterGetterApi(value) {
+        this._someApi = value;
+    }
+
+    @api
+    get setterGetterApi() {
+        return this._someApi;
+    }
+}
@@ -0,0 +1,4 @@
+<template>
+    <x-child setter-getter-api="const setter getter api value"></x-child>
+    <x-child setter-getter-api={setterGetterApiValue}></x-child>
+</template>
@@ -0,0 +1,5 @@
+import { LightningElement } from 'lwc';
+
+export default class Parent extends LightningElement {
+    setterGetterApiValue = 'setter getter api value';
+}
@@ -0,0 +1,14 @@
+<x-parent>
+  <template shadowrootmode="open">
+    <x-child>
+      <template shadowrootmode="open">
+        const setter getter api value
+      </template>
+    </x-child>
+    <x-child>
+      <template shadowrootmode="open">
+        setter getter api value
+      </template>
+    </x-child>
+  </template>
+</x-parent>
@@ -0,0 +1,3 @@
+export const tagName = 'x-parent';
+export { default } from 'x/parent';
+export * from 'x/parent';
@@ -0,0 +1,3 @@
+<template>
+    {setterGetterApi}
+</template>
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		LWC1112: @api get setterGetterApi and @api set setterGetterApi detected in class declaration. Only one of the two needs to be decorated with @api.