Class: Overcommit::CLI

Inherits:
Object
  • Object
show all
Includes:
ConsoleMethods
Defined in:
lib/overcommit/cli.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ConsoleMethods

#bold, #error, #notice, #success, #warning

Constructor Details

#initialize(arguments = []) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/overcommit/cli.rb', line 8

def initialize(arguments = [])
  @arguments = arguments
  @options   = {}
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/overcommit/cli.rb', line 6

def options
  @options
end

Instance Method Details

#parse_arguments ⇒ Object 



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# File 'lib/overcommit/cli.rb', line 13

def parse_arguments
  @parser = OptionParser.new do |opts|
    opts.banner = "Usage: #{opts.program_name} [options] target"

    opts.on_tail('-h', '--help', 'Show this message') do
      print_help opts.help
    end

    opts.on_tail('-v', '--version', 'Show version') do
      puts VERSION
      exit 0
    end

    opts.on('-l', '--list-templates', 'List built-in templates') do
      Overcommit.config.templates.each_pair do |name, configuration|
        bold name
        puts YAML.dump(configuration), ''
      end
      exit 0
    end

    opts.on('-a', '--all', 'Include all git hooks') do
      @options[:template] = 'all'
    end

    opts.on('-t', '--template template',
            'Specify a template of hooks') do |template|
      @options[:template] = template
    end

    opts.on('--uninstall', 'Remove overcommit from target') do
      @options[:uninstall] = true
    end

    opts.on('-e', '--exclude hook_name,...', Array,
            'Exclude hooks from installation') do |excludes|
      # Transform from:
      #
      #   pre_commit/test_history,commit_msg/change_id
      #
      # Into:
      #
      #   {
      #     'commit_msg' => ['change_id'],
      #     'pre_commit' => ['test_history']
      #   }
      @options[:excludes] = excludes.inject({}) do |memo, exclude|
        parts = exclude.split(%r{[:/.]})
        next memo unless parts.size == 2

        memo[parts.first] ||= []
        memo[parts.first] << parts.last

        memo
      end
    end
  end

  begin
    @parser.parse!(@arguments)

    # Unconsumed arguments are our targets
    @options[:targets] = @arguments
  rescue OptionParser::InvalidOption => ex
    print_help @parser.help, ex
  end
end

#run ⇒ Object 



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# File 'lib/overcommit/cli.rb', line 81

def run
  if @options[:targets].nil? || @options[:targets].empty?
    warning 'You must supply at least one directory'
    puts @parser.help
    exit 2
  end

  @options[:targets].each do |target|
    begin
      Installer.new(@options, target).run
    rescue NotAGitRepoError => e
      warning "Skipping #{target}: #{e}"
    end
  end

  success "#{@options[:uninstall] ? 'Removal' : 'Installation'} complete"

rescue ArgumentError => ex
  error "Installation failed: #{ex}"
  exit 3
end