chore(grunt): grunt should error when doc generation grunt errors

1 files changed, 4 insertions, 1 deletions

diff --git a/lib/grunt/plugins.js b/lib/grunt/plugins.js
index 56836aae..87c4719b 100644
--- a/lib/grunt/plugins.js
+++ b/lib/grunt/plugins.js
@@ -35,7 +35,10 @@ module.exports = function(grunt) {
 
 
   grunt.registerTask('docs', 'create angular docs', function(){
-    shelljs.exec('node_modules/gulp/bin/gulp.js --gulpfile docs/gulpfile.js');
+    var gruntProc = shelljs.exec('node_modules/gulp/bin/gulp.js --gulpfile docs/gulpfile.js');
+    if (gruntProc.code !== 0) {
+      throw new Error('doc generation failed');
+    }
   });