Git.init() extended with bare parameter

* When bare parameter is set to true, bare repository is initialized.
* Tests added for bare and non-bare initialization.
* Documentaiton updated.

README.md

@@ -11,11 +11,28 @@ A simple Node.js wrapper for the Git CLI. The API is based on
 
 # API
 
+For existing repositories:
+
     git  = require 'gift'
 
     repo = git "path/to/repo"
     # => #<Repo>
 
+Initialize a new repository:
+
+    git = require 'gift'
+
+    git.init "path/to/repo", (err, _repo) ->
+      repo = _repo
+      # => #<Repo>
+
+Initialize a new bare repository:
+
+    git = require 'gift'
+
+    git.init "path/to/bare/repo", true, (err, _repo) ->
+      repo = _repo
+      # => #<Repo>
 
 Clone a repository:
 

src/index.coffee

@@ -11,13 +11,19 @@ module.exports = Git = (path, bare=false) ->
 # Public: Initialize a git repository.
 # 
 # path     - The directory to run `git init .` in.
+# bare     - Create a bare repository when true.
 # callback - Receives `(err, repo)`.
 # 
-Git.init = (path, callback) ->
-  exec "git init .", {cwd: path}
+Git.init = (path, bare, callback) ->
+  [bare, callback] = [callback, bare] if !callback
+  if bare
+    bash = "git init --bare ."
+  else
+    bash = "git init ."
+  exec bash, {cwd: path}
   , (err, stdout, stderr) ->
     return callback err if err
-    return callback err, (new Repo path)
+    return callback err, (new Repo path, bare)
 
 # Public: Clone a git repository.
 # 

test/index.test.coffee

@@ -1,15 +1,45 @@
 should = require 'should'
 git    = require '../src'
 Repo   = require '../src/repo'
+fs     = require "fs"
 {exec} = require 'child_process'
 
 describe "git", ->
   describe "()", ->
     repo = git "#{__dirname}/fixtures/simple"
-
     it "returns a Repo", ->
       repo.should.be.an.instanceof Repo
 
+  describe "init()", ->
+    repo = null
+    newRepositoryDir = "#{__dirname}/fixtures/new"
+    before (done) ->
+      fs.mkdirSync newRepositoryDir
+      git.init newRepositoryDir, (err, _repo) ->
+        repo = _repo
+        done err
+    it "inits a Repo", ->      
+      repo.should.be.an.instanceof Repo
+      bare = repo.bare || false
+      bare.should.be.false
+    after (done) ->
+      exec "rm -rf #{newRepositoryDir}", done
+
+  describe "init() bare", ->
+    repo = null
+    newRepositoryDir = "#{__dirname}/fixtures/bare"
+    before (done) ->
+      fs.mkdirSync newRepositoryDir
+      git.init newRepositoryDir, true, (err, _repo) ->
+        repo = _repo
+        done err
+    it "inits a bare Repo", ->
+      repo.should.be.an.instanceof Repo
+      bare = repo.bare || false
+      bare.should.be.true
+    after (done) ->
+      exec "rm -rf #{newRepositoryDir}", done
+
   describe "clone()", ->
     @timeout 30000
     repo = null