Concolor

With Concolor you can change the fore- and background colors and text decorations when rendering text on terminals supporting ANSI escape codes. It adds the concolor method to String objects.

Used technologies, API, tools, etc

Development

Gem development information and current project status:

Installation

Just install the concolor gem

gem install concolor

or if you use bundler put this in your Gemfile

gem 'concolor'

Usage

require 'concolor'

puts 'Some text'.concolor(:bold, :red)
# "\033[31;1mSome text\033[0m"

Foreground color & Background color

Foreground color	code	color	Background color	code
:default	29		:bg_default	49
:black	30		:bg_black	40
:red	31		:bg_red	41
:green	32		:bg_green	42
:yellow	33		:bg_yellow	43
:blue	34		:bg_blue	44
:magenta	35		:bg_magenta	45
:cyan	36		:bg_cyan	46
:light_gray	37		:bg_light_gray	47
:dark_gray	90		:bg_dark_gray	100
:light_red	91		:bg_light_red	101
:light_green	92		:bg_light_green	102
:light_yellow	93		:bg_light_yellow	103
:light_blue	94		:bg_light_blue	104
:light_magenta	95		:bg_light_magenta	105
:light_cyan	96		:bg_light_cyan	106
:white	97		:bg_white	107

Mode (modifying the style of text)

Symbol	Description	code
:reset	Reset all SGR effects to their default	0
:bold	Bold or increased intensity	1
:faint	Faint or decreased intensity	2
:italic	Italic	3
:underline	Singly underlined	4
:blink	Blink (slow)	5
:blink_fast	Blink (fast)	6
:reverse	Reverse (invert the foreground and background colors)	7
:hide	Hidden (useful for passwords)	8
:cross	Cross-out	9