[Init] Output a properly-formed `Podfile` when running `pod init` with a target…

[Init] Output a properly-formed `Podfile` when running `pod init` with a target that contains a `'` in its name.

Closes https://github.com/CocoaPods/CocoaPods/issues/3136.

CHANGELOG.md

@@ -39,6 +39,11 @@ To install release candidates run `[sudo] gem install cocoapods --pre`
   [Samuel Giddins](https://github.com/segiddins)
   [#2983](https://github.com/CocoaPods/CocoaPods/issues/2983)
 
+* Output a properly-formed `Podfile` when running `pod init` with a target that
+  contains a `'` in its name.  
+  [Samuel Giddins](https://github.com/segiddins)
+  [#3136](https://github.com/CocoaPods/CocoaPods/issues/3136)
+
 
 ## 0.36.0.beta.2
 

lib/cocoapods/command/init.rb

@@ -72,7 +72,7 @@ module Pod
       # @return [String] the text for the target module
       #
       def target_module(target)
-        target_module = "\ntarget '#{target.name}' do\n"
+        target_module = "\ntarget '#{target.name.gsub(/'/, "\\\\\'")}' do\n"
 
         if target.name =~ /tests?/i
           target_module << template_contents(config.default_test_podfile_path)

spec/functional/command/init_spec.rb

@@ -52,6 +52,7 @@ module Pod
         project = Xcodeproj::Project.new(temporary_directory + 'test.xcodeproj')
         project.new_target(:application, 'AppA', :ios)
         project.new_target(:application, 'AppB', :ios)
+        project.new_target(:application, "App'C", :ios)
         project.save
 
         run_command('init')
@@ -60,6 +61,7 @@ module Pod
         config.podfile.target_definitions.length.should == project.targets.length + 1
         config.podfile.target_definitions['AppA'].nil?.should == false
         config.podfile.target_definitions['AppB'].nil?.should == false
+        config.podfile.target_definitions["App'C"].nil?.should == false
       end
     end