enable loading of .vue files from npm packages

Author: Nathan Reid

packages/vue-component/plugin/vue-compiler.js

@@ -153,11 +153,22 @@ VueComponentCompiler = class VueCompo extends CachingCompiler {
 
     const { js, templateHash } = generateJs(vueId, inputFile, compileResult)
 
+    let outputFilePath = inputFile.getPathInPackage();
+    // Meteor will error when loading .vue files on the server unless they are postfixed with .js
+    if (inputFile.getArch().indexOf('os') === 0 && inputFilePath.indexOf('node_modules') !== -1) {
+      outputFilePath += '.js';
+    }
+
+    // Including the source maps for .vue files from node_modules breaks source mapping. 
+    const sourceMap = inputFilePath.indexOf('node_modules') === -1
+      ? compileResult.map
+      : undefined;
+
     // Add JS Source file
     inputFile.addJavaScript({
-      path: inputFile.getPathInPackage(),
+      path: outputFilePath,
       data: js,
-      sourceMap: compileResult.map,
+      sourceMap: sourceMap,
       lazy: false,
     });