From 9d63a161c37415091bbb4f88630fb0157a23372b Mon Sep 17 00:00:00 2001
From: Pete Bacon Darwin <pete@bacondarwin.com>
Date: Fri, 20 Jul 2012 22:08:17 +0100
Subject: [PATCH 1/2] Added option to specify the extension of the generated
 file.

---
 tasks/coffee.js     |  5 +++--
 test/coffee_test.js | 26 ++++++++++++++++++--------
 2 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/tasks/coffee.js b/tasks/coffee.js
index 7cecbae..e4f21d9 100644
--- a/tasks/coffee.js
+++ b/tasks/coffee.js
@@ -32,12 +32,13 @@ module.exports = function(grunt) {
   // HELPERS
   // ==========================================================================
 
-  grunt.registerHelper('coffee', function(src, destPath, options) {
+  grunt.registerHelper('coffee', function(src, destPath, options, extension) {
     var coffee = require('coffee-script'),
         js = '';
 
     destPath = destPath ? destPath : path.dirname(src);
-    var dest = path.join(destPath, path.basename(src, '.coffee') + '.js');
+    extension = extension ? extension : '.js';
+    var dest = path.join(destPath, path.basename(src, '.coffee') + extension);
 
     options = options || {};
     if( options.bare !== false ) {
diff --git a/test/coffee_test.js b/test/coffee_test.js
index 47e19e8..060c999 100644
--- a/test/coffee_test.js
+++ b/test/coffee_test.js
@@ -26,10 +26,8 @@ fs.existsSync = fs.existsSync ? fs.existsSync : path.existsSync;
 
 var src = 'test/fixtures/hello_world.coffee';
 var destFolder = 'tmp/js';
-var relativeDest = function(src) {
-  var out = path.resolve(path.dirname(src),path.basename(src, '.coffee') + '.js');
-  return out;
-};
+var dest1 = 'test/fixtures/hello_world.js';
+var dest2 = 'test/fixtures/hello_world.coffee.js';
 
 exports['coffee'] = {
   setUp: function(done) {
@@ -43,8 +41,12 @@ exports['coffee'] = {
       }
       fs.rmdirSync(destFolder);
     }
-    if (fs.existsSync(relativeDest(src))) {
-      fs.unlinkSync(relativeDest(src));
+
+    if (fs.existsSync(dest1)) {
+      fs.unlinkSync(dest1);
+    }
+    if (fs.existsSync(dest2)) {
+      fs.unlinkSync(dest2);
     }
     done();
   },
@@ -66,10 +68,18 @@ exports['coffee'] = {
   },
 
   'helper-nodest': function(test) {
-    grunt.helper('coffee', [src], null);
-    test.equal(grunt.file.read(relativeDest(src)),
+    test.expect(1);
+    grunt.helper('coffee', [src]);
+    test.equal(grunt.file.read(dest1),
                '\nconsole.log("Hello CoffeeScript!");\n',
                'it should compile the coffee');
     test.done();
+  },
+
+  'helper-extension': function(test) {
+    test.expect(1);
+    grunt.helper('coffee', [src], null, {}, '.coffee.js');
+    test.ok(fs.existsSync(dest2));
+    test.done();
   }
 };

From 842c38e51662642d39b37d2f5d8c494c5d3e1182 Mon Sep 17 00:00:00 2001
From: Pete Bacon Darwin <pete@bacondarwin.com>
Date: Fri, 20 Jul 2012 22:08:17 +0100
Subject: [PATCH 2/2] Added option to specify the extension of the generated
 file.

---
 tasks/coffee.js     | 10 ++++++----
 test/coffee_test.js | 26 ++++++++++++++++++--------
 2 files changed, 24 insertions(+), 12 deletions(-)

diff --git a/tasks/coffee.js b/tasks/coffee.js
index 7cecbae..bde6873 100644
--- a/tasks/coffee.js
+++ b/tasks/coffee.js
@@ -18,9 +18,10 @@ module.exports = function(grunt) {
 
   grunt.registerMultiTask('coffee', 'Compile CoffeeScript files', function() {
     var dest = this.file.dest,
-        options = this.data.options;
+        options = this.data.options,
+        extension = this.data.extension;
     grunt.file.expandFiles(this.file.src).forEach(function(filepath) {
-      grunt.helper('coffee', filepath, dest, options);
+      grunt.helper('coffee', filepath, dest, options, extension);
     });
 
     if (grunt.task.current.errorCount) {
@@ -32,12 +33,13 @@ module.exports = function(grunt) {
   // HELPERS
   // ==========================================================================
 
-  grunt.registerHelper('coffee', function(src, destPath, options) {
+  grunt.registerHelper('coffee', function(src, destPath, options, extension) {
     var coffee = require('coffee-script'),
         js = '';
 
     destPath = destPath ? destPath : path.dirname(src);
-    var dest = path.join(destPath, path.basename(src, '.coffee') + '.js');
+    extension = extension ? extension : '.js';
+    var dest = path.join(destPath, path.basename(src, '.coffee') + extension);
 
     options = options || {};
     if( options.bare !== false ) {
diff --git a/test/coffee_test.js b/test/coffee_test.js
index 47e19e8..060c999 100644
--- a/test/coffee_test.js
+++ b/test/coffee_test.js
@@ -26,10 +26,8 @@ fs.existsSync = fs.existsSync ? fs.existsSync : path.existsSync;
 
 var src = 'test/fixtures/hello_world.coffee';
 var destFolder = 'tmp/js';
-var relativeDest = function(src) {
-  var out = path.resolve(path.dirname(src),path.basename(src, '.coffee') + '.js');
-  return out;
-};
+var dest1 = 'test/fixtures/hello_world.js';
+var dest2 = 'test/fixtures/hello_world.coffee.js';
 
 exports['coffee'] = {
   setUp: function(done) {
@@ -43,8 +41,12 @@ exports['coffee'] = {
       }
       fs.rmdirSync(destFolder);
     }
-    if (fs.existsSync(relativeDest(src))) {
-      fs.unlinkSync(relativeDest(src));
+
+    if (fs.existsSync(dest1)) {
+      fs.unlinkSync(dest1);
+    }
+    if (fs.existsSync(dest2)) {
+      fs.unlinkSync(dest2);
     }
     done();
   },
@@ -66,10 +68,18 @@ exports['coffee'] = {
   },
 
   'helper-nodest': function(test) {
-    grunt.helper('coffee', [src], null);
-    test.equal(grunt.file.read(relativeDest(src)),
+    test.expect(1);
+    grunt.helper('coffee', [src]);
+    test.equal(grunt.file.read(dest1),
                '\nconsole.log("Hello CoffeeScript!");\n',
                'it should compile the coffee');
     test.done();
+  },
+
+  'helper-extension': function(test) {
+    test.expect(1);
+    grunt.helper('coffee', [src], null, {}, '.coffee.js');
+    test.ok(fs.existsSync(dest2));
+    test.done();
   }
 };