class TapDance::UI::Shell
Constants
- LEVELS
Attributes
shell[W]
Public Class Methods
new(options = {})
click to toggle source
# File lib/tap_dance/ui.rb, line 40 def initialize(options = {}) if options["no-color"] || !STDOUT.tty? Thor::Base.shell = Thor::Shell::Basic end @shell = Thor::Base.shell.new @level = ENV['DEBUG'] ? "debug" : "info" end
Public Instance Methods
ask(msg)
click to toggle source
# File lib/tap_dance/ui.rb, line 81 def ask(msg) @shell.ask(msg) end
confirm(msg, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 52 def confirm(msg, newline = nil) tell_me(msg, :green, newline) if level("confirm") end
debug(msg, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 68 def debug(msg, newline = nil) tell_me(msg, nil, newline) if level("debug") end
debug?()
click to toggle source
# File lib/tap_dance/ui.rb, line 72 def debug? # needs to be false instead of nil to be newline param to other methods level("debug") end
detail(msg, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 56 def detail(msg, newline = nil) tell_me(msg, :cyan, newline) if level("detail") end
error(msg, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 64 def error(msg, newline = nil) tell_me(msg, :red, newline) if level("error") end
info(msg, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 48 def info(msg, newline = nil) tell_me(msg, nil, newline) if level("info") end
level(name = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 90 def level(name = nil) name ? LEVELS.index(name) <= LEVELS.index(@level) : @level end
level=(level)
click to toggle source
# File lib/tap_dance/ui.rb, line 85 def level=(level) raise ArgumentError unless LEVELS.include?(level.to_s) @level = level end
quiet?()
click to toggle source
# File lib/tap_dance/ui.rb, line 77 def quiet? LEVELS.index(@level) <= LEVELS.index("warn") end
silence() { || ... }
click to toggle source
# File lib/tap_dance/ui.rb, line 103 def silence old_level, @level = @level, "silent" yield ensure @level = old_level end
trace(e, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 94 def trace(e, newline = nil) msg = ["#{e.class}: #{e.message}", *e.backtrace].join("\n") if debug? tell_me(msg, nil, newline) elsif @trace STDERR.puts "#{msg}#{newline}" end end
warn(msg, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 60 def warn(msg, newline = nil) tell_me(msg, :yellow, newline) if level("warn") end
Private Instance Methods
logger(message, newline=(message.to_s !~ /( |\t)$/))
click to toggle source
# File lib/tap_dance/ui.rb, line 133 def logger(message, newline=(message.to_s !~ /( |\t)$/)) @log ||= "" @log << message @log << $/ if newline end
tell_me(msg, color = nil, newline = nil)
click to toggle source
# File lib/tap_dance/ui.rb, line 112 def tell_me(msg, color = nil, newline = nil) return if (msg.nil? || msg == "") && newline.nil? msg = word_wrap(msg) if newline.is_a?(Hash) && newline[:wrap] line = if newline.nil? then [] else [newline] end if msg.is_a? ShellResult unless msg.out.chomp == "" @shell.say(msg.out.chomp, color, *line) logger(msg.out.chomp, *line) end unless msg.err.chomp == "" @shell.say(msg.err.chomp, :red) logger(msg.err.chomp) end else @shell.say(msg, color, *line) logger(msg, *line) end end
word_wrap(text, line_width = @shell.terminal_width)
click to toggle source
# File lib/tap_dance/ui.rb, line 139 def word_wrap(text, line_width = @shell.terminal_width) text.split("\n").collect do |line| line.length > line_width ? line.gsub(/(.{1,#{line_width}})(\s+|$)/, "\\1\n").strip : line end * "\n" end