Class: Mortar::InstallCompletionsCommand

Inherits:
Command
  • Object
show all
Includes:
TTYHelper
Defined in:
lib/mortar/install_completions_command.rb

Constant Summary collapse

DEFAULT_PATHS = 
[
  '/etc/bash_completion.d/mortar.bash',
  '/usr/local/etc/bash_completion.d/mortar.bash',
  '/usr/share/zsh/site-functions/_mortar',
  '/usr/local/share/zsh/site-functions/_mortar',
  '/usr/local/share/zsh-completions/_mortar',
  File.join(Dir.home, '.bash_completion.d', 'mortar.bash')
].freeze
COMPLETION_FILE_PATH = 
File.expand_path(
  '../../opt/bash-completion.sh',
  Pathname.new(__dir__).realpath
).freeze

Constants inherited from Command

Command::CHECKSUM_ANNOTATION, Command::LABEL

Instance Method Summary collapse

Methods included from TTYHelper

#pastel

Instance Method Details

#execute ⇒ Object 



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# File 'lib/mortar/install_completions_command.rb', line 25

def execute
  return uninstall if remove?

  installed = []

  DEFAULT_PATHS.each do |path|
    next unless File.directory?(File.dirname(path))

    begin
      FileUtils.ln_sf(COMPLETION_FILE_PATH, path)
      installed << path
    rescue Errno::EACCES, Errno::EPERM
      nil # To keep Mr. Rubocop happy
    end
  end

  if installed.empty?
    warn "Installation failed"
    warn "Try with sudo or set up user bash completions in ~/.bash_completion to include files from ~/.bash_completion.d"
    exit 1
  else
    puts "Completions installed to:"
    installed.each do |path|
      puts "  - #{path}"
    end
    puts
    puts "The completions will be reloaded when you start a new shell."
    puts "To load now, use:"
    puts pastel.cyan("  source \"#{COMPLETION_FILE_PATH}\"")
    exit 0
  end
end

#uninstall ⇒ Object 



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# File 'lib/mortar/install_completions_command.rb', line 58

def uninstall
  failures = false
  DEFAULT_PATHS.each do |path|
    begin
      if File.exist?(path)
        File.unlink(path)
        puts "Removed #{path}"
      end
    rescue Errno::EACCESS, Errno::EPERM
      failures = true
      warn "Failed to remove #{path} : permission denied"
    end
  end
  exit 1 unless failures
end