class Bundler::UI::Shell - bundler-1.6.9 Documentation

# class Bundler::UI::Shell

### Constants

LEVELS

### Attributes

shell[W]

### Public Class Methods

new(options = {}) click to toggle source

    # File lib/bundler/ui/shell.rb, line 8
    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/bundler/ui/shell.rb, line 45
    def ask(msg)
      @shell.ask(msg)
    end

confirm(msg, newline = nil) click to toggle source

    # File lib/bundler/ui/shell.rb, line 20
    def confirm(msg, newline = nil)
      tell_me(msg, :green, newline) if level("confirm")
    end

debug(msg, newline = nil) click to toggle source

    # File lib/bundler/ui/shell.rb, line 32
    def debug(msg, newline = nil)
      tell_me(msg, nil, newline) if level("debug")
    end

debug?() click to toggle source

    # File lib/bundler/ui/shell.rb, line 36
    def debug?
      # needs to be false instead of nil to be newline param to other methods
      level("debug")
    end

error(msg, newline = nil) click to toggle source

    # File lib/bundler/ui/shell.rb, line 28
    def error(msg, newline = nil)
      tell_me(msg, :red, newline) if level("error")
    end

info(msg, newline = nil) click to toggle source

    # File lib/bundler/ui/shell.rb, line 16
    def info(msg, newline = nil)
      tell_me(msg, nil, newline) if level("info")
    end

level(name = nil) click to toggle source

    # File lib/bundler/ui/shell.rb, line 54
    def level(name = nil)
      name ? LEVELS.index(name) <= LEVELS.index(@level) : @level
    end

level=(level) click to toggle source

    # File lib/bundler/ui/shell.rb, line 49
    def level=(level)
      raise ArgumentError unless LEVELS.include?(level.to_s)
      @level = level
    end

quiet?() click to toggle source

    # File lib/bundler/ui/shell.rb, line 41
    def quiet?
      LEVELS.index(@level) <= LEVELS.index("warn")
    end

silence() { || ... } click to toggle source

    # File lib/bundler/ui/shell.rb, line 64
    def silence
      old_level, @level = @level, "silent"
      yield
    ensure
      @level = old_level
    end

trace(e, newline = nil) click to toggle source

    # File lib/bundler/ui/shell.rb, line 58
    def trace(e, newline = nil)
      return unless debug?
      msg = ["#{e.class}: #{e.message}", *e.backtrace].join("\n")
      tell_me(msg, nil, newline)
    end

warn(msg, newline = nil) click to toggle source

    # File lib/bundler/ui/shell.rb, line 24
    def warn(msg, newline = nil)
      tell_me(msg, :yellow, newline) if level("warn")
    end

### Private Instance Methods

strip_leading_spaces(text) click to toggle source

    # File lib/bundler/ui/shell.rb, line 83
    def strip_leading_spaces(text)
      spaces = text[/\A\s+/, 0]
      spaces ? text.gsub(/#{spaces}/, '') : text
    end

tell_me(msg, color = nil, newline = nil) click to toggle source

valimism

    # File lib/bundler/ui/shell.rb, line 74
    def tell_me(msg, color = nil, newline = nil)
      msg = word_wrap(msg) if newline.is_a?(Hash) && newline[:wrap]
      if newline.nil?
        @shell.say(msg, color)
      else
        @shell.say(msg, color, newline)
      end
    end

word_wrap(text, line_width = @shell.terminal_width) click to toggle source

    # File lib/bundler/ui/shell.rb, line 88
    def word_wrap(text, line_width = @shell.terminal_width)
      strip_leading_spaces(text).split("\n").collect do |line|
        line.length > line_width ? line.gsub(/(.{1,#{line_width}})(\s+|$)/, "\\1\n").strip : line
      end * "\n"
    end