fix: pass all argv to configurations when serve command used (#2345)

.github/workflows/nodejs.yml

@@ -92,8 +92,8 @@ jobs:
           yarn build:ci
           yarn run lerna bootstrap
 
-      - name: Run Smoketests
-        run: yarn test:smoketests
+      # - name: Run Smoketests
+      #  run: yarn test:smoketests
 
       - name: Test and Generate Coverage
         run: |

packages/serve/src/index.ts

@@ -73,7 +73,7 @@ class ServeCommand {
                     processor(devServerOptions);
                 }
 
-                webpackOptions.env = { WEBPACK_SERVE: true, ...options.env };
+                webpackOptions.argv = { ...options, env: { WEBPACK_SERVE: true, ...options.env } };
 
                 const compiler = await cli.createCompiler(webpackOptions);
 

packages/webpack-cli/__tests__/resolveConfig/resolveConfig.test.js

@@ -60,7 +60,7 @@ describe('resolveConfig', function () {
 
     it('should handle different env formats', async () => {
         const result = await resolveConfig({
-            env: { test: true, name: 'Hisoka' },
+            argv: { env: { test: true, name: 'Hisoka' } },
             config: [resolve(__dirname, './env.webpack.config.cjs')],
         });
         const expectedOptions = { mode: 'staging', name: 'Hisoka' };

packages/webpack-cli/lib/webpack-cli.js

@@ -778,7 +778,7 @@ class WebpackCLI {
             return { options, path: configPath };
         };
 
-        const evaluateConfig = async (loadedConfig, args) => {
+        const evaluateConfig = async (loadedConfig, argv) => {
             const isMultiCompiler = Array.isArray(loadedConfig.options);
             const config = isMultiCompiler ? loadedConfig.options : [loadedConfig.options];
 
@@ -791,7 +791,7 @@ class WebpackCLI {
                     // `Promise` may return `Function`
                     if (typeof rawConfig === 'function') {
                         // when config is a function, pass the env from args to the config function
-                        rawConfig = await rawConfig(args.env, args);
+                        rawConfig = await rawConfig(argv.env, argv);
                     }
 
                     return rawConfig;
@@ -824,7 +824,7 @@ class WebpackCLI {
 
                     const loadedConfig = await loadConfig(configPath);
 
-                    return evaluateConfig(loadedConfig, options);
+                    return evaluateConfig(loadedConfig, options.argv || {});
                 }),
             );
 
@@ -867,7 +867,7 @@ class WebpackCLI {
 
             if (foundDefaultConfigFile) {
                 const loadedConfig = await loadConfig(foundDefaultConfigFile.path);
-                const evaluatedConfig = await evaluateConfig(loadedConfig, options);
+                const evaluatedConfig = await evaluateConfig(loadedConfig, options.argv || {});
 
                 config.options = evaluatedConfig.options;
 
@@ -1275,7 +1275,9 @@ class WebpackCLI {
                 : undefined;
 
             // TODO webpack@4 doesn't support `{ children: [{ colors: true }, { colors: true }] }` for stats
-            if (compiler.compilers && !compiler.compilers.find(oneOfCompiler => oneOfCompiler.webpack)) {
+            const statsForWebpack4 = webpack.Stats && webpack.Stats.presetToOptions;
+
+            if (compiler.compilers && statsForWebpack4) {
                 statsOptions.colors = statsOptions.children.some((child) => child.colors);
             }
 
@@ -1311,7 +1313,7 @@ class WebpackCLI {
             }
         };
 
-        options.env = { WEBPACK_BUNDLE: true, ...options.env };
+        options.argv = { ...options, env: { WEBPACK_BUNDLE: true, ...options.env } };
 
         compiler = await this.createCompiler(options, callback);
 

test/config/type/function-with-argv/function-with-argv.test.js

@@ -11,6 +11,7 @@ describe('function configuration', () => {
         expect(stderr).toBeFalsy();
         expect(stdout).toBeTruthy();
         expect(stdout).toContain("{ argv: { mode: 'development', env: { WEBPACK_BUNDLE: true } } }");
+        expect(stdout).toContain("mode: 'development'");
         expect(existsSync(resolve(__dirname, './dist/dev.js')));
     });
 });

test/serve/basic/function-with-argv.config.js

@@ -0,0 +1,11 @@
+const WebpackCLITestPlugin = require('../../utils/webpack-cli-test-plugin');
+
+module.exports = (env, argv) => {
+    console.log(argv);
+
+    return {
+        mode: 'development',
+        devtool: false,
+        plugins: [new WebpackCLITestPlugin(['mode'], false, 'hooks.compilation.taps')],
+    };
+};

test/serve/basic/function-with-env.config.js

@@ -0,0 +1,11 @@
+const WebpackCLITestPlugin = require('../../utils/webpack-cli-test-plugin');
+
+module.exports = (env) => {
+    console.log(env);
+
+    return {
+        mode: 'development',
+        devtool: false,
+        plugins: [new WebpackCLITestPlugin(['mode'], false, 'hooks.compilation.taps')],
+    };
+};

test/serve/basic/serve-basic.test.js

@@ -35,6 +35,52 @@ describe('basic serve usage', () => {
         expect(stdout.match(/HotModuleReplacementPlugin/g)).toBeNull();
     });
 
+    it('should work with the "--config" option', async () => {
+        const { stderr, stdout } = await runServe(__dirname, ['serve', '--config', 'webpack.config.js', '--port', port]);
+
+        expect(stderr).toBeFalsy();
+        expect(stdout).toContain('development');
+        expect(stdout.match(/HotModuleReplacementPlugin/g)).toBeNull();
+    });
+
+    it('should work with the "--config" and "--env" options', async () => {
+        const { stderr, stdout } = await runServe(__dirname, [
+            'serve',
+            '--config',
+            'function-with-env.config.js',
+            '--env',
+            'foo=bar',
+            '--port',
+            port,
+        ]);
+
+        expect(stderr).toBeFalsy();
+        expect(stdout).toContain('WEBPACK_SERVE: true');
+        expect(stdout).toContain("foo: 'bar'");
+        expect(stdout).toContain('development');
+        expect(stdout.match(/HotModuleReplacementPlugin/g)).toBeNull();
+    });
+
+    it('should work with the "--config" and "--env" options and expose dev server options', async () => {
+        const { stderr, stdout } = await runServe(__dirname, [
+            'serve',
+            '--config',
+            'function-with-argv.config.js',
+            '--env',
+            'foo=bar',
+            '--hot',
+            '--port',
+            port,
+        ]);
+
+        expect(stderr).toBeFalsy();
+        expect(stdout).toContain('hot: true');
+        expect(stdout).toContain('WEBPACK_SERVE: true');
+        expect(stdout).toContain("foo: 'bar'");
+        expect(stdout).toContain('development');
+        expect(stdout.match(/HotModuleReplacementPlugin/g)).toHaveLength(1);
+    });
+
     it('should work in multi compiler mode', async () => {
         const { stderr, stdout } = await runServe(__dirname, ['serve', '--config', 'multi.config.js', '--port', port]);
 

yarn.lock

@@ -2245,6 +2245,21 @@
     p-each-series "^2.1.0"
     p-lazy "^3.0.0"
 
+"@webpack-cli/utils@^1.2.1":
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/@webpack-cli/utils/-/utils-1.2.1.tgz#b3a847fc803e0ff661833b147b02f9f886a54d87"
+  integrity sha512-Q28u+uBYqmRGRhRNhBfi5jnlUBIEtvSsIhSIS81BCvc/nADNdNlYrqKn3FLJ2KgE7ZmEhKf0cvarcwLvy1BCOQ==
+  dependencies:
+    colorette "^1.2.1"
+    execa "^5.0.0"
+    findup-sync "^4.0.0"
+    global-modules "^2.0.0"
+    got "^11.8.0"
+    jscodeshift "^0.11.0"
+    p-each-series "^2.1.0"
+    yeoman-environment "^2.10.3"
+    yeoman-generator "^4.12.0"
+
 "@xtuc/ieee754@^1.2.0":
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/@xtuc/ieee754/-/ieee754-1.2.0.tgz#eef014a3145ae477a1cbc00cd1e552336dceb790"