Class: Pod::Command::Patch::Create

Inherits:
Pod::Command::Patch show all
Defined in:
lib/pod/command/patch/create.rb

Instance Method Summary collapse

Methods inherited from Pod::Command::Patch

#patch_file, #patches_path

Constructor Details

#initialize(argv) ⇒ Create

Returns a new instance of Create.



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# File 'lib/pod/command/patch/create.rb', line 17

def initialize(argv)
  @name = argv.shift_argument
  super
end

Instance Method Details

#clear_patches_folder_if_empty ⇒ Object 



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# File 'lib/pod/command/patch/create.rb', line 27

def clear_patches_folder_if_empty
  if Dir.empty?(patches_path)
    FileUtils.remove_dir(patches_path)
  end
end

#run ⇒ Object 



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# File 'lib/pod/command/patch/create.rb', line 33

def run
  # create patches folder if it doesn't exist
  FileUtils.mkdir_p(patches_path)

  Dir.mktmpdir('cocoapods-patch-', config.project_root) do |work_dir|
    sandbox = Pod::Sandbox.new(work_dir)
    installer = Pod::Installer.new(sandbox, config.podfile, config.lockfile)
    installer.clean_install = true

    installer.prepare
    installer.resolve_dependencies

    UI.puts "Checking if pod exists in project..."
    specs_by_platform = installer.send :specs_for_pod, @name

    if specs_by_platform.empty?
      clear_patches_folder_if_empty
      help! "Given pod does not exist in project. Did you use incorrect pod name?"

      return
    end

    pod_installer = installer.send :create_pod_installer, @name
    pod_installer.install!

    UI.puts "Creating patch"
    theirs = Pathname.new(work_dir).join(@name).relative_path_from(config.project_root)
    ours = config.project_pods_root.join(@name).relative_path_from(config.project_root)
    gen_diff_cmd = "git diff --no-index '#{theirs}' '#{ours}' > '#{patch_file}'"

    did_succeed = system(gen_diff_cmd)
    if not did_succeed.nil?
      if File.empty?(patch_file)
        File.delete(patch_file)
        clear_patches_folder_if_empty
        UI.warn "Error: no changes detected between current pod and original"
      else
        UI.puts "Created patch #{patch_file} 🎉"
      end
    else
      UI.warn "Error: failed to create patch for #{@name}"
    end
  end
end

#validate! ⇒ Object 



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# File 'lib/pod/command/patch/create.rb', line 22

def validate!
  super
  help! 'A Pod name is required.' unless @name
end