Module: Fatty::Env

Extended by:
Env
Included in:
Env
Defined in:
lib/fatty/env.rb

Instance Method Summary collapse

Instance Method Details

#arch ⇒ Object 



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# File 'lib/fatty/env.rb', line 36

def arch
  case RUBY_PLATFORM
  when /x86_64/ then :x86_64
  when /arm64|aarch64/ then :arm64
  else :unknown
  end
end

#curses_info ⇒ Object

ncurses capabilities



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# File 'lib/fatty/env.rb', line 89

def curses_info
  return {} unless defined?(::Curses)

  {
    key_min: ::Curses::KEY_MIN,
    key_max: ::Curses::KEY_MAX,
  }
rescue StandardError
  {}
end

#detect ⇒ Object 



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# File 'lib/fatty/env.rb', line 7

def detect
  {
    os: os,
    arch: arch,
    ruby_platform: RUBY_PLATFORM,
    term: ENV["TERM"],
    terminal: detect_terminal_program,
    terminal_version: ENV["KONSOLE_VERSION"] || ENV["TERM_PROGRAM_VERSION"],
    tmux: tmux?,
    screen: screen?,
    ssh: ssh?,
    curses: curses_info,
  }
end

#detect_terminal_program ⇒ Object 



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# File 'lib/fatty/env.rb', line 53

def detect_terminal_program
  return "tmux"     if ENV.key?("TMUX")
  return "screen"   if ENV.key?("STY")
  return "konsole"  if ENV.key?("KONSOLE_VERSION")
  return "kitty"    if ENV.key?("KITTY_WINDOW_ID")
  return "wezterm"  if ENV["TERM_PROGRAM"]&.downcase == "wezterm"
  return "iterm"    if ENV["TERM_PROGRAM"] == "iTerm.app"
  return "ghostty"  if ENV["TERM_PROGRAM"]&.downcase == "ghostty"
  return "alacritty" if ENV.key?("ALACRITTY_LOG")
  return "terminator" if ENV.key?("TERMINATOR_UUID")

  if ENV.key?("TERM_PROGRAM")
    ENV["TERM_PROGRAM"]&.downcase
  elsif ENV.key?("TERM")
    ENV["TERM"]&.downcase
  else
    'unknown'
  end
end

#os ⇒ Object

OS / platform



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# File 'lib/fatty/env.rb', line 26

def os
  case RUBY_PLATFORM
  when /linux/  then :linux
  when /darwin/ then :darwin
  when /bsd/    then :bsd
  when /mswin|mingw|cygwin/ then :windows
  else :unknown
  end
end

#screen? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fatty/env.rb', line 77

def screen?
  ENV.key?("STY")
end

#ssh? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fatty/env.rb', line 81

def ssh?
  ENV.key?("SSH_TTY") || ENV.key?("SSH_CONNECTION")
end

#term_program ⇒ Object

Terminal identity



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# File 'lib/fatty/env.rb', line 48

def term_program
  ENV["TERM_PROGRAM"]&.downcase ||
    ENV["COLORTERM"]&.downcase
end

#tmux? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fatty/env.rb', line 73

def tmux?
  ENV.key?("TMUX")
end