fix bug in erb processing for env blocks

features/gemfile.feature

@@ -32,6 +32,19 @@ Feature: Gemfiles
       this is content
       """
 
+  Scenario: Simple env
+    Given I have the file "Gemfile.erb" with the content:
+      """
+      <% env :local do %>
+        gem 'test'
+      <% end %>
+      """
+    When I rebuild the Gemfile for "local" mode
+    Then the file "Gemfile" should have the following stripped content:
+      """
+      # generated by penchant, environment: local
+      gem 'test'
+      """
   Scenario: Use placeholder expansion
     Given I have the file "Gemfile.erb" with the content:
       """
@@ -40,10 +53,11 @@ Feature: Gemfiles
       <% end %>
       """
     When I rebuild the Gemfile for "local" mode
+
     Then the file "Gemfile" should have the following stripped content:
       """
       # generated by penchant, environment: local
-      gem 'test', :path => %{../test}
+      gem 'test', {:path=>"../test"}
       """
 
   Scenario: Use a gem list for an operation
@@ -59,7 +73,7 @@ Feature: Gemfiles
     Then the file "Gemfile" should have the following stripped content:
       """
       # generated by penchant, environment: local
-      gem 'test', :path => %{../test}
+      gem 'test', {:path=>"../test"}
       """
   
   Scenario: Let gem get additional info

features/ruby_gemfile.feature

@@ -173,7 +173,6 @@ Feature: Gemfiles
       | cat |
       | dog |
 
-  @wip
   Scenario: Get the list of git repos defined
     Given I have the file "Gemfile.penchant" with the content:
       """

lib/penchant/gemfile.rb

@@ -181,14 +181,20 @@ module Penchant
       end
 
       def env(check, template = {}, &block)
-        if check.to_s == @env.to_s
+        if check.to_s == @environment.to_s
           original_erbout = @_erbout.dup
 
           output = instance_eval(&block).lines.to_a
 
           output.each do |line|
             if gem_name = line[%r{gem ['"]([^'"]+)['"]}, 1]
-              line.replace(line.rstrip + process_options(gem_name, template) + "\n")
+              new_line = line.rstrip
+
+              if !(options = process_options(gem_name, template)).empty?
+                new_line += ", #{options.inspect}"
+              end
+
+              line.replace(new_line + "\n")
             end
           end
 

lib/penchant/version.rb

@@ -1,3 +1,3 @@
 module Penchant
-  VERSION = "0.2.2"
+  VERSION = "0.2.3"
 end