Install dart-sass dev snapshot as npm module

Author: ntkme

.github/workflows/ci.yml

@@ -117,17 +117,7 @@ jobs:
         working-directory: sass-spec
 
       - name: Compile
-        run: |
-          npm run compile
-          if [[ "$RUNNER_OS" == "Windows" ]]; then
-            # Avoid copying the entire Dart Sass build directory on Windows,
-            # since it may contain symlinks that cp will choke on.
-            mkdir -p dist/lib/src/vendor/dart-sass/
-            cp {`pwd`/,dist/}lib/src/vendor/dart-sass/sass.bat
-            cp {`pwd`/,dist/}lib/src/vendor/dart-sass/sass.snapshot
-          else
-            ln -s {`pwd`/,dist/}lib/src/vendor/dart-sass
-          fi
+        run: npm run compile
 
       - name: Run tests
         run: npm run js-api-spec -- --sassPackage .. --sassSassRepo ../language

lib/src/compiler-path.ts

@@ -2,10 +2,8 @@
 // MIT-style license that can be found in the LICENSE file or at
 // https://opensource.org/licenses/MIT.
 
-import * as fs from 'fs';
 import * as p from 'path';
 import {getElfInterpreter} from './elf';
-import {isErrnoException} from './utils';
 
 /**
  * Detect if the given binary is linked with musl libc by checking if
@@ -23,51 +21,43 @@ function isLinuxMusl(path: string): boolean {
   }
 }
 
-/** The full command for the embedded compiler executable. */
-export const compilerCommand = (() => {
+/** The module name for the embedded compiler executable. */
+export const compilerModule = (() => {
   const platform =
     process.platform === 'linux' && isLinuxMusl(process.execPath)
       ? 'linux-musl'
       : (process.platform as string);
 
   const arch = process.arch;
 
-  // find for development
-  for (const path of ['vendor', '../../../lib/src/vendor']) {
-    const executable = p.resolve(
-      __dirname,
-      path,
-      `dart-sass/sass${platform === 'win32' ? '.bat' : ''}`
-    );
-
-    if (fs.existsSync(executable)) return [executable];
-  }
+  return `sass-embedded-${platform}-${arch}`;
+})();
 
+/** The full command for the embedded compiler executable. */
+export const compilerCommand = (() => {
   try {
     return [
       require.resolve(
-        `sass-embedded-${platform}-${arch}/dart-sass/src/dart` +
-          (platform === 'win32' ? '.exe' : '')
-      ),
-      require.resolve(
-        `sass-embedded-${platform}-${arch}/dart-sass/src/sass.snapshot`
+        `${compilerModule}/dart-sass/src/dart` +
+          (process.platform === 'win32' ? '.exe' : '')
       ),
+      require.resolve(`${compilerModule}/dart-sass/src/sass.snapshot`),
     ];
   } catch (e) {
-    if (!(isErrnoException(e) && e.code === 'MODULE_NOT_FOUND')) {
+    if (e.code !== 'MODULE_NOT_FOUND') {
       throw e;
     }
   }
 
   try {
     return [
       require.resolve(
-        `sass-embedded-${platform}-${arch}/dart-sass/sass` +
-          (platform === 'win32' ? '.bat' : '')
+        `${compilerModule}/dart-sass/sass` +
+          (process.platform === 'win32' ? '.bat' : '')
       ),
     ];
-  } catch (e: unknown) {
-    if (!(isErrnoException(e) && e.code === 'MODULE_NOT_FOUND')) {
+  } catch (e) {
+    if (e.code !== 'MODULE_NOT_FOUND') {
       throw e;
     }
   }
@@ -77,16 +67,15 @@ export const compilerCommand = (() => {
       process.execPath,
       p.join(p.dirname(require.resolve('sass')), 'sass.js'),
     ];
-  } catch (e: unknown) {
-    if (!(isErrnoException(e) && e.code === 'MODULE_NOT_FOUND')) {
+  } catch (e) {
+    if (e.code !== 'MODULE_NOT_FOUND') {
       throw e;
     }
   }
 
   throw new Error(
     "Embedded Dart Sass couldn't find the embedded compiler executable. " +
-      'Please make sure the optional dependency ' +
-      `sass-embedded-${platform}-${arch} or sass is installed in ` +
-      'node_modules.'
+      `Please make sure the optional dependency ${compilerModule} or sass is ` +
+      'installed in node_modules.'
   );
 })();

tool/get-embedded-compiler.ts

@@ -2,10 +2,11 @@
 // MIT-style license that can be found in the LICENSE file or at
 // https://opensource.org/licenses/MIT.
 
-import {promises as fs, readdirSync} from 'fs';
+import {promises as fs} from 'fs';
 import * as p from 'path';
 import * as shell from 'shelljs';
 
+import {compilerModule} from '../lib/src/compiler-path';
 import * as utils from './utils';
 
 /**
@@ -44,24 +45,23 @@ export async function getEmbeddedCompiler(
   }
 
   buildDartSassEmbedded(source, js ?? false);
+
+  const jsModulePath = p.resolve('node_modules/sass');
+  const dartModulePath = p.resolve(p.join('node_modules', compilerModule));
   if (js) {
-    // Remove sass-embedded-* packages
-    const modules = ['node_modules', p.join(source, 'node_modules')].flatMap(
-      node_modules =>
-        readdirSync(node_modules)
-          .filter(dir => dir.startsWith('sass-embedded-'))
-          .map(dir => p.join(node_modules, dir))
-    );
-    if (modules.length > 0) {
-      console.log(`Removing ${modules.join(', ')}.`);
-      await Promise.all(
-        modules.map(module => fs.rm(module, {force: true, recursive: true}))
-      );
-    }
+    // The next line is only needed temporarily because sass local dev
+    // package.json currently installs sass-embedded for sync-message-port.js
+    // https://github.com/sass/dart-sass/pull/2413
+    await fs.rm(p.join(source, 'node_modules', compilerModule), {
+      force: true,
+      recursive: true,
+    });
 
-    await utils.link(p.join(source, 'build/npm'), 'node_modules/sass');
+    await fs.rm(dartModulePath, {force: true, recursive: true});
+    await utils.link(p.join(source, 'build/npm'), jsModulePath);
   } else {
-    await utils.link(p.join(source, 'build'), p.join(outPath, repo));
+    await fs.rm(jsModulePath, {force: true, recursive: true});
+    await utils.link(p.join(source, 'build'), p.join(dartModulePath, repo));
   }
 }