fixes #61

Gemfile.lock

@@ -0,0 +1,14 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    rainbow (2.0.0)
+    sass (3.3.11)
+    scss-lint (0.24.1)
+      rainbow (~> 2.0)
+      sass (~> 3.3.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  scss-lint (~> 0.24.0)

tasks/lib/scss-lint.js

@@ -71,16 +71,18 @@ exports.init = function (grunt) {
 
         matches = matchesRe.exec(result);
 
-        if (fileName !== matches[1]) {
-          fileName = matches[1];
-          output[fileName] = [];
+        if (matches) {
+          if (fileName !== matches[1]) {
+            fileName = matches[1];
+            output[fileName] = [];
+          }
+
+          output[fileName].push({
+            line: matches[2],
+            type: matches[3],
+            description: matches[4]
+          });
         }
-
-        output[fileName].push({
-          line: matches[2],
-          type: matches[3],
-          description: matches[4]
-        });
       });
 
       return output;

test/fixtures/pass.scss

@@ -2,3 +2,11 @@
   color: #000;
   display: block;
 }
+
+.test {
+  .foo,
+  .bar {
+    margin: 10px;
+    padding: 10px;
+  }
+}