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Path: /opt/chef.upgrade/embedded/lib/ruby/gems/2.3.0/gems/pry-0.10.4/lib/pry/helpers/

Viewing File: text.rb

class Pry
  module Helpers

    # The methods defined on {Text} are available to custom commands via {Pry::Command#text}.
    module Text

      COLORS =
      {
        "black"   => 0,
        "red"     => 1,
        "green"   => 2,
        "yellow"  => 3,
        "blue"    => 4,
        "purple"  => 5,
        "magenta" => 5,
        "cyan"    => 6,
        "white"   => 7
      }

      class << self

        COLORS.each_pair do |color, value|
          define_method color do |text|
            "\033[0;#{30+value}m#{text}\033[0m"
          end

          define_method "bright_#{color}" do |text|
            "\033[1;#{30+value}m#{text}\033[0m"
          end
        end

        # Remove any color codes from _text_.
        #
        # @param  [String, #to_s] text
        # @return [String] _text_ stripped of any color codes.
        def strip_color(text)
          text.to_s.gsub(/\e\[.*?(\d)+m/ , '')
        end

        # Returns _text_ as bold text for use on a terminal.
        #
        # @param [String, #to_s] text
        # @return [String] _text_
        def bold(text)
          "\e[1m#{text}\e[0m"
        end

        # Returns `text` in the default foreground colour.
        # Use this instead of "black" or "white" when you mean absence of colour.
        #
        # @param [String, #to_s] text
        # @return [String]
        def default(text)
          text.to_s
        end
        alias_method :bright_default, :bold

        # Executes the block with `Pry.config.color` set to false.
        # @yield
        # @return [void]
        def no_color(&block)
          boolean = Pry.config.color
          Pry.config.color = false
          yield
        ensure
          Pry.config.color = boolean
        end

        # Executes the block with `Pry.config.pager` set to false.
        # @yield
        # @return [void]
        def no_pager(&block)
          boolean = Pry.config.pager
          Pry.config.pager = false
          yield
        ensure
          Pry.config.pager = boolean
        end

        # Returns _text_ in a numbered list, beginning at _offset_.
        #
        # @param  [#each_line] text
        # @param  [Fixnum] offset
        # @return [String]
        def with_line_numbers(text, offset, color=:blue)
          lines = text.each_line.to_a
          max_width = (offset + lines.count).to_s.length
          lines.each_with_index.map do |line, index|
            adjusted_index = (index + offset).to_s.rjust(max_width)
            "#{self.send(color, adjusted_index)}: #{line}"
          end.join
        end

        # Returns _text_ indented by _chars_ spaces.
        #
        # @param [String] text
        # @param [Fixnum] chars
        def indent(text, chars)
          text.lines.map { |l| "#{' ' * chars}#{l}" }.join
        end
      end

    end

  end
end