Pry::Helpers::Text

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

Constants

COLORS

Public Class Methods

bold(text) click to toggle source

Returns text as bold text for use on a terminal. Pry.color must be true for this method to perform any transformations.

@param [String, to_s] text @return [String] text

# File lib/pry/helpers/text.rb, line 45
def bold text
  Pry.color ? "\e[1m#{text}\e[0m" : text.to_s
end
Also aliased as: bright_default
bright_default(text) click to toggle source
Alias for: bold
default(text) click to toggle source

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]

# File lib/pry/helpers/text.rb, line 54
def default(text)
  text.to_s
end
indent(text, chars) click to toggle source

Returns text indented by chars spaces.

@param [String] text @param [Fixnum] chars

# File lib/pry/helpers/text.rb, line 99
def indent(text, chars)
  text.lines.map { |l| "#{' ' * chars}#{l}" }.join
end
no_color(&block) click to toggle source

Executes the block with `Pry.color` set to false. @yield @return [void]

# File lib/pry/helpers/text.rb, line 62
def no_color &block
  boolean = Pry.config.color
  Pry.config.color = false
  yield
ensure
  Pry.config.color = boolean
end
no_pager(&block) click to toggle source

Executes the block with `Pry.config.pager` set to false. @yield @return [void]

# File lib/pry/helpers/text.rb, line 73
def no_pager &block
  boolean = Pry.config.pager
  Pry.config.pager = false
  yield
ensure
  Pry.config.pager = boolean
end
strip_color(text) click to toggle source

Remove any color codes from text.

@param [String, to_s] text @return [String] text stripped of any color codes.

# File lib/pry/helpers/text.rb, line 36
def strip_color text
  text.to_s.gsub(/\e\[.*?(\d)+m/ , '')
end
with_line_numbers(text, offset, color=:blue) click to toggle source

Returns text in a numbered list, beginning at offset.

@param [each_line] text @param [Fixnum] offset @return [String]

# File lib/pry/helpers/text.rb, line 86
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

[Validate]

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