From ab48758d9e516a8dd2d956b918fff4e7a39f7dd5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20Bra=C5=A1na?= <michal.brasna@gmail.com>
Date: Mon, 26 Jan 2015 21:33:03 +0100
Subject: [PATCH] Add ability to load custom rules

---
 README.md           | 18 ++++++++++++++++++
 tasks/coffeelint.js |  9 +++++++++
 2 files changed, 27 insertions(+)

diff --git a/README.md b/README.md
index 5255e0f..efab208 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,12 @@ Default value: `false`
 
 Set `force` to `true` to report CoffeeLint errors but not fail the task.
 
+### rules
+Type: `Array`
+Default value: `[]`
+
+List of npm packages to be loaded as custom rules. They have to be requirable so included in project's package.json or available as global package.
+
 ## Configuration
 
 `coffeelint` is a multitask, so you can use it similary to `lint`, `watch` etc...
@@ -75,6 +81,18 @@ grunt.initConfig({
 });
 ````
 
+### Custom rules
+
+````javascript
+grunt.initConfig({
+    ...
+    coffeelint: {
+      rules: ['coffeelint-complex-conditions']
+    },
+    ...
+});
+````
+
 ### Loading external config
 
 ````javascript
diff --git a/tasks/coffeelint.js b/tasks/coffeelint.js
index 976ceb6..3416109 100644
--- a/tasks/coffeelint.js
+++ b/tasks/coffeelint.js
@@ -18,6 +18,15 @@ module.exports = function(grunt) {
       options = config;
     }
 
+    (options.rules || []).forEach(function(rule) {
+      try {
+        var RuleProcessor = require(rule);
+        coffeelint.registerRule(RuleProcessor);
+      } catch (e) {
+        return grunt.log.error(e);
+      }
+    });
+
     files.forEach(function(file) {
       grunt.verbose.writeln('Linting ' + file + '...');