fix(build-resources): root module paths can be scoped

Author: niieani

src/build-resources.js

@@ -13,25 +13,43 @@ const debugDetail = require('debug')('webpack-plugin/details');
  * this global var is reset every run in case of circular dependencies between files
  */
 let modulesProcessed = [];
-/**
- * this is used for displaying logs only
- */
-let optionsGlobal = {};
 let baseVendorPkg;
 let moduleRootOverride = {};
 let modulePaths = [];
 let moduleNames = [];
 
-function installedRootModulePaths() {
-  return fileSystem.readdirSync(path.join(optionsGlobal.root, 'node_modules'))
-    .filter(dir => !(/^\./.test(dir)))
-    .map(dir => path.resolve(optionsGlobal.root, 'node_modules', dir));
+function installedRootModulePaths(moduleDir, ensurePackageJson = true) {
+  let rootModules = fileSystem.readdirSync(moduleDir)
+    .filter(dir => !(/^\./.test(dir)));
+  
+  let scoped = rootModules
+    .filter(dir => dir.indexOf('@') === 0);
+  
+  rootModules = rootModules
+    .filter(dir => dir.indexOf('@') !== 0)
+    .map(dir => path.resolve(moduleDir, dir));
+  
+  scoped.forEach(dir => {
+    rootModules = rootModules.concat(installedRootModulePaths(dir, false));
+  });
+  
+  if (ensurePackageJson) {
+    // ensure package.json exists:
+    rootModules = rootModules
+      .filter(dir => {
+        let stats;
+        try { stats = fileSystem.statSync(path.join(dir, 'package.json')) } catch (_) {}
+        return stats && stats.isFile();
+      });
+  }
+  
+  return rootModules;
 }
 
-function installedLocalModulePaths() {
-  return execa('npm', ['ls', '--parseable'], { cwd: optionsGlobal.root })
-    .then(res => installedRootModulePaths().concat(res.stdout.split('\n').filter((line, i) => i !== 0 && !!line)))
-    .catch(res => installedRootModulePaths().concat(res.stdout.split('\n').filter((line, i) => i !== 0 && !!line)));
+function installedLocalModulePaths(options) {
+  return execa('npm', ['ls', '--parseable'], { cwd: options.root })
+    .then(res => installedRootModulePaths(path.join(options.root, 'node_modules')).concat(res.stdout.split('\n').filter((line, i) => i !== 0 && !!line)))
+    .catch(res => installedRootModulePaths(path.join(options.root, 'node_modules')).concat(res.stdout.split('\n').filter((line, i) => i !== 0 && !!line)));
 }
 
 function getFilesRecursively(targetDir, extension) {
@@ -61,15 +79,14 @@ function getFilesRecursively(targetDir, extension) {
  */
 export async function processAll(options) {
   modulesProcessed = [];
-  optionsGlobal = options;
   const dependencies = {};
   const nodeModules = path.join(options.root, 'node_modules');
   const packageJson = path.join(options.root, 'package.json');
 
   debugDetail(`starting resolution: ${options.root}`);
 
   if (modulePaths.length === 0) {
-    modulePaths = (await installedLocalModulePaths())
+    modulePaths = (await installedLocalModulePaths(options))
       .map(line => path.normalize(line));
     moduleNames = modulePaths
       .map(line => {