updated configs and readme

.scss-lint.yml

@@ -32,7 +32,15 @@ linters:
     enabled: true
     present: true
 
-  HexFormat:
+  HexLength:
+    enabled: true
+    style: short # or 'long'
+
+  HexNotation:
+    enabled: true
+    style: lowercase # or 'uppercase'
+
+  HexValidation:
     enabled: true
 
   IdWithExtraneousSelector:
@@ -46,6 +54,10 @@ linters:
     enabled: true
     style: exclude_zero # or 'include_zero'
 
+  MergeableSelector:
+    enabled: true
+    force_nesting: true
+
   NameFormat:
     enabled: true
     convention: hyphenated_lowercase # or 'BEM', or a regex pattern

README.md

@@ -78,3 +78,6 @@ grunt.loadNpmTasks('grunt-scss-lint');
 
 grunt.registerTask('default', ['scsslint']);
 ```
+
+### Exit error codes
+If you're having problems with the task exiting with an error code, then have a look here: [https://github.com/causes/scss-lint/blob/master/lib/scss_lint/cli.rb](https://github.com/causes/scss-lint/blob/master/lib/scss_lint/cli.rb)

test/fixtures/.scss-lint-test.yml

@@ -32,7 +32,15 @@ linters:
     enabled: true
     present: true
 
-  HexFormat:
+  HexLength:
+    enabled: true
+    style: short # or 'long'
+
+  HexNotation:
+    enabled: true
+    style: lowercase # or 'uppercase'
+
+  HexValidation:
     enabled: true
 
   IdWithExtraneousSelector:
@@ -46,6 +54,10 @@ linters:
     enabled: true
     style: exclude_zero # or 'include_zero'
 
+  MergeableSelector:
+    enabled: true
+    force_nesting: true
+
   NameFormat:
     enabled: true
     convention: hyphenated_lowercase # or 'BEM', or a regex pattern

test/scss-lint-test.js

@@ -28,7 +28,7 @@ exports.scsslint = {
         'Should report bad ordering.'
       );
       test.ok(
-        results[2].indexOf('Color `black` should be written in hexadecimal form as `#000`') !== -1,
+        results[2].indexOf('Color `black` should be written in hexadecimal form as `#000000`') !== -1,
         'Should report string colour usage.'
       );
       test.ok(