feat(@angular-devkit/core): add support for source map in templates

Using the source-map library from mozilla. Its pretty neat.

Author: hansl

lib/bootstrap-local.js

@@ -88,9 +88,9 @@ require.extensions['.ts'] = function (m, filename) {
 require.extensions['.ejs'] = function (m, filename) {
   const source = fs.readFileSync(filename).toString();
   const template = require('@angular-devkit/core').template;
-  const result = template(source, { sourceURL: filename, module: true });
+  const result = template(source, { sourceURL: filename, sourceMap: true });
 
-  return m._compile('module.exports.default = ' + result.toString(), filename);
+  return m._compile(result.source.replace(/return/, 'module.exports.default = '), filename);
 };
 
 

package-lock.json

@@ -8,5 +8,6 @@
     "core"
   ],
   "dependencies": {
+    "source-map": "^0.5.6"
   }
 }