Class: VimGolf::CLI::UI

Inherits:
Object
  • Object
show all
Defined in:
lib/vimgolf/ui.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ UI

Returns a new instance of UI.



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# File 'lib/vimgolf/ui.rb', line 9

def initialize
    super
    @hl = HighLine.new($stdin)
end

Instance Method Details

#ask_question(message, options = {}) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 67

def ask_question(message, options = {})
  begin
    message = color_string(message, options[:type])
    details = Proc.new do |q|
      q.readline = !$stdin.tty?
    end
    @hl.ask(message, options[:choices] || [], &details)
  rescue EOFError
    # be sure to exit, don't loop
    error "Argh! Forced quit due to EOF error. Please report this problem so we can fix it!"
    return :quit
  end
end

#color_string(str, type) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 81

def color_string(str, type)
  @hl.color(
    str,
    case type
    when :info  then :green
    when :warn  then :yellow
    when :error then :red
    when :debug then :cyan
    else nil
    end
  )
end

#debug(name, message = nil) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 55

def debug(name, message = nil)
  return unless ENV["DEBUG"]

  if message
    message = message.inspect unless message.is_a?(String)
    say_status name, message, :blue
  elsif name
    name = name.inspect unless name.is_a?(String)
    say name, :cyan
  end
end

#error(name, message = nil) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 14

def error(name, message = nil)
  begin
    orig_out, $stdout = $stdout, $stderr
    if message
      say_status name, message, :red
    elsif name
      say name, :red
    end
  ensure
    $stdout = orig_out
  end
end

#info(name, message = nil) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 35

def info(name, message = nil)
  if message
    say_status name, message, :green
  elsif name
    say name, :green
  end
end

#print_envs(apps, default_env_name = nil, simple = false) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 94

def print_envs(apps, default_env_name = nil, simple = false)
  if simple
    envs = apps.map{ |a| a.environments }
    envs.flatten.map{|x| x.name}.uniq.each do |env|
      puts env
    end
  else
    apps.each do |app|
      puts "#{app.name} (#{app..name})"
      if app.environments.any?
        app.environments.each do |env|
          short_name = env.shorten_name_for(app)

          icount = env.instances_count
          iname = (icount == 1) ? "instance" : "instances"

          default_text = env.name == default_env_name ? " [default]" : ""

          puts "  #{short_name}#{default_text} (#{icount} #{iname})"
        end
      else
        puts "  (This application is not in any environments; you can make one at #{EY.config.endpoint})"
      end

      puts ""
    end
  end
end

#print_exception(e) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 123

def print_exception(e)
  if e.message.empty? || (e.message == e.class.to_s)
    message = nil
  else
    message = e.message
  end

  if ENV["DEBUG"]
    error(e.class, message)
    e.backtrace.each{|l| say(" "*3 + l) }
  else
    error(message || e.class.to_s)
  end
end

#print_help(table) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 138

def print_help(table)
  print_table(table, :ident => 2, :truncate => true, :colwidth => 20)
end

#print_log(strokes) ⇒ Object

Take list of keystrokes, pretty-print them



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# File 'lib/vimgolf/ui.rb', line 44

def print_log(strokes)
  strokes.each do |stroke|
    if stroke.length == 1 # not a special character
      say stroke, color=nil, force_new_line=false
    else
      say stroke, color=:red, force_new_line=false
    end
  end
  say
end

#set_color(string, *colors) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 142

def set_color(string, *colors)
  ($stdout.tty? || ENV['THOR_SHELL']) ? super : string
end

#warn(name, message = nil) ⇒ Object 



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# File 'lib/vimgolf/ui.rb', line 27

def warn(name, message = nil)
  if message
    say_status name, message, :yellow
  elsif name
    say name, :yellow
  end
end