start of spec work

Guardfile

@@ -1,7 +1,7 @@
 # A sample Guardfile
 # More info at https://github.com/guard/guard#readme
 
-guard 'rspec', :version => 2 do
+guard 'rspec', :cli => '-c', :version => 2 do
   watch(%r{^spec/.+_spec\.rb$})
   watch(%r{^lib/(.+)\.rb$})     { |m| "spec/lib/#{m[1]}_spec.rb" }
   watch('spec/spec_helper.rb')  { "spec" }

lib/penchant/gemfile.rb

@@ -6,17 +6,29 @@ module Penchant
       @path = path
     end
 
+    def gemfile_path
+      file_in_path('Gemfile')
+    end
+
     def has_gemfile?
-      has_file_in_path?('Gemfile')
+      File.file?('Gemfile')
+    end
+
+    def gemfile_erb_path
+      file_in_path('Gemfile.erb')
     end
 
     def has_gemfile_erb?
-      has_file_in_path?('Gemfile.erb')
+      File.file?(gemfile_erb_path)
+    end
+
+    def environment
+      File.readlines(gemfile_path).first.strip[%r{environment: (.*)}, 1]
     end
 
     private
-    def has_file_in_path?(file)
-      File.file?(File.join(@path, file))
+    def file_in_path(file)
+      File.join(@path, file)
     end
   end
 end

spec/lib/penchant/gemfile_spec.rb

@@ -24,12 +24,31 @@ describe Penchant::Gemfile do
   end
 
   context 'with gemfile' do
+    let(:data) { "whatever" }
+
     before do
-      write_file(gemfile_path) { "whatever" }
+      write_file(gemfile_path) { data }
     end
 
-    it { should have_gemfile }
-    it { should_not have_gemfile_erb }
+    describe 'existence' do
+      it { should have_gemfile }
+      it { should_not have_gemfile_erb }
+    end
+
+    describe '#environment' do
+      context 'not defined' do
+        its(:environment) { should be_nil }
+      end
+
+      context 'defined' do
+        let(:environment) { 'test' }
+        let(:data) { <<-GEMFILE }
+# generated by penchant, environment: #{environment}
+GEMFILE
+
+        its(:environment) { should == environment }
+      end
+    end
   end
 
   context 'with gemfile.erb' do