README.md

colorize

Ruby gem for colorizing text using ANSI escape sequences. Extends String class or add a ColorizedString with methods to set the text color, background color and text effects.

modes

• require 'colorize' - Extends String class
• require 'colorized_string' - add ColorizedString class

features

• change string color
• change string background
• change string effect
• chain methods
• display color samples
• disable colorization
• prevent colors

usage

require 'colorize'

String.colors                       # return array of all possible colors names
String.modes                        # return array of all possible modes
String.color_samples                # displays color samples in all combinations
String.disable_colorization         # check if colorization is disabled

# disable colorization (false by default)

String.disable_colorization = false # enable colorization
String.disable_colorization false   # enable colorization
String.disable_colorization = true  # disable colorization
String.disable_colorization true    # disable colorization

# prevent colors (false by default)

String.prevent_colors = false # override current string colors
String.prevent_colors false   # override current string colors
String.prevent_colors = true  # don't colorize colorized strings
String.prevent_colors true    # don't colorize colorized strings

# adding aliases (:gray and :grey added by default)

String.add_color_alias(:niebieski, :blue)
String.add_color_alias(:zielony => :green)
String.add_color_alias(czarny: :black)
String.add_color_alias(czerwony: :red, granatowy: :blue)

# examaples

puts "This is blue".colorize(:blue)
puts "This is light blue".colorize(:light_blue)
puts "This is also blue".colorize(:color => :blue)
puts "This is bold green".colorize(:color => :green, :mode => :bold)
puts "This is light blue with red background".colorize(:color => :light_blue, :background => :red)
puts "This is light blue with red background".colorize(:light_blue ).colorize( :background => :red)
puts "This is blue text on red".blue.on_red
puts "This is red on blue".colorize(:red).on_blue
puts "This is red on blue and underline".colorize(:red).on_blue.underline
puts "This is blinking blue text on red".blue.on_red.blink
puts "This is uncolorized".blue.on_red.uncolorize

require 'colorized_string'

ColorizedString.colors                       # return array of all possible colors names
ColorizedString.modes                        # return array of all possible modes
ColorizedString.color_samples                # displays color samples in all combinations
ColorizedString.disable_colorization         # check if colorization is disabled

# disable colorization (false by default)

ColorizedString.disable_colorization = false # enable colorization
ColorizedString.disable_colorization false   # enable colorization
ColorizedString.disable_colorization = true  # disable colorization
ColorizedString.disable_colorization true    # disable colorization

# prevent colors (false by default)

ColorizedString.prevent_colors = false # override current string colors
ColorizedString.prevent_colors false   # override current string colors
ColorizedString.prevent_colors = true  # don't colorize colorized strings
ColorizedString.prevent_colors true    # don't colorize colorized strings

# adding aliases (:gray and :grey added by default)

ColorizedString.add_color_alias(:niebieski, :blue)
ColorizedString.add_color_alias(:zielony => :green)
ColorizedString.add_color_alias(czarny: :black)
ColorizedString.add_color_alias(czerwony: :red, granatowy: :blue)

# examples

puts ColorizedString["This is blue"].colorize(:blue)
puts ColorizedString["This is light blue"].colorize(:light_blue)
puts ColorizedString["This is also blue"].colorize(:color => :blue)
puts ColorizedString["This is bold green"].colorize(:color => :green, :mode => :bold)
puts ColorizedString["This is light blue with red background"].colorize(:color => :light_blue, :background => :red)
puts ColorizedString["This is light blue with red background"].colorize(:light_blue ).colorize( :background => :red)
puts ColorizedString["This is blue text on red"].blue.on_red
puts ColorizedString["This is red on blue"].colorize(:red).on_blue
puts ColorizedString["This is red on blue and underline"].colorize(:red).on_blue.underline
puts ColorizedString["This is blinking blue text on red"].blue.on_red.blink
puts ColorizedString["This is uncolorized"].blue.on_red.uncolorize

puts ColorizedString.new("This is blue").blue
puts ColorizedString.new("This is light blue").colorize(:light_blue)

requirements

• Win32/Console/ANSI (for Windows)

install

• gem install colorize

Note: You may need to use sudo to install gems

thank you

license

Copyright (C) 2007-2024 Michał Kalbarczyk

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.