diff options
Diffstat (limited to 'lib/bundler/vendor/thor/lib/thor/shell/color.rb')
| -rw-r--r-- | lib/bundler/vendor/thor/lib/thor/shell/color.rb | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/lib/bundler/vendor/thor/lib/thor/shell/color.rb b/lib/bundler/vendor/thor/lib/thor/shell/color.rb deleted file mode 100644 index da289cb50c..0000000000 --- a/lib/bundler/vendor/thor/lib/thor/shell/color.rb +++ /dev/null @@ -1,149 +0,0 @@ -require "bundler/vendor/thor/lib/thor/shell/basic" - -class Bundler::Thor - module Shell - # Inherit from Bundler::Thor::Shell::Basic and add set_color behavior. Check - # Bundler::Thor::Shell::Basic to see all available methods. - # - class Color < Basic - # Embed in a String to clear all previous ANSI sequences. - CLEAR = "\e[0m" - # The start of an ANSI bold sequence. - BOLD = "\e[1m" - - # Set the terminal's foreground ANSI color to black. - BLACK = "\e[30m" - # Set the terminal's foreground ANSI color to red. - RED = "\e[31m" - # Set the terminal's foreground ANSI color to green. - GREEN = "\e[32m" - # Set the terminal's foreground ANSI color to yellow. - YELLOW = "\e[33m" - # Set the terminal's foreground ANSI color to blue. - BLUE = "\e[34m" - # Set the terminal's foreground ANSI color to magenta. - MAGENTA = "\e[35m" - # Set the terminal's foreground ANSI color to cyan. - CYAN = "\e[36m" - # Set the terminal's foreground ANSI color to white. - WHITE = "\e[37m" - - # Set the terminal's background ANSI color to black. - ON_BLACK = "\e[40m" - # Set the terminal's background ANSI color to red. - ON_RED = "\e[41m" - # Set the terminal's background ANSI color to green. - ON_GREEN = "\e[42m" - # Set the terminal's background ANSI color to yellow. - ON_YELLOW = "\e[43m" - # Set the terminal's background ANSI color to blue. - ON_BLUE = "\e[44m" - # Set the terminal's background ANSI color to magenta. - ON_MAGENTA = "\e[45m" - # Set the terminal's background ANSI color to cyan. - ON_CYAN = "\e[46m" - # Set the terminal's background ANSI color to white. - ON_WHITE = "\e[47m" - - # Set color by using a string or one of the defined constants. If a third - # option is set to true, it also adds bold to the string. This is based - # on Highline implementation and it automatically appends CLEAR to the end - # of the returned String. - # - # Pass foreground, background and bold options to this method as - # symbols. - # - # Example: - # - # set_color "Hi!", :red, :on_white, :bold - # - # The available colors are: - # - # :bold - # :black - # :red - # :green - # :yellow - # :blue - # :magenta - # :cyan - # :white - # :on_black - # :on_red - # :on_green - # :on_yellow - # :on_blue - # :on_magenta - # :on_cyan - # :on_white - def set_color(string, *colors) - if colors.compact.empty? || !can_display_colors? - string - elsif colors.all? { |color| color.is_a?(Symbol) || color.is_a?(String) } - ansi_colors = colors.map { |color| lookup_color(color) } - "#{ansi_colors.join}#{string}#{CLEAR}" - else - # The old API was `set_color(color, bold=boolean)`. We - # continue to support the old API because you should never - # break old APIs unnecessarily :P - foreground, bold = colors - foreground = self.class.const_get(foreground.to_s.upcase) if foreground.is_a?(Symbol) - - bold = bold ? BOLD : "" - "#{bold}#{foreground}#{string}#{CLEAR}" - end - end - - protected - - def can_display_colors? - stdout.tty? - end - - # Overwrite show_diff to show diff with colors if Diff::LCS is - # available. - # - def show_diff(destination, content) #:nodoc: - if diff_lcs_loaded? && ENV["THOR_DIFF"].nil? && ENV["RAILS_DIFF"].nil? - actual = File.binread(destination).to_s.split("\n") - content = content.to_s.split("\n") - - Diff::LCS.sdiff(actual, content).each do |diff| - output_diff_line(diff) - end - else - super - end - end - - def output_diff_line(diff) #:nodoc: - case diff.action - when "-" - say "- #{diff.old_element.chomp}", :red, true - when "+" - say "+ #{diff.new_element.chomp}", :green, true - when "!" - say "- #{diff.old_element.chomp}", :red, true - say "+ #{diff.new_element.chomp}", :green, true - else - say " #{diff.old_element.chomp}", nil, true - end - end - - # Check if Diff::LCS is loaded. If it is, use it to create pretty output - # for diff. - # - def diff_lcs_loaded? #:nodoc: - return true if defined?(Diff::LCS) - return @diff_lcs_loaded unless @diff_lcs_loaded.nil? - - @diff_lcs_loaded = begin - require "diff/lcs" - true - rescue LoadError - false - end - end - end - end -end |