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Contents
module Wright
module Util
# ANSI color helpers.
module Color
# Colorizes a string (red).
#
# @param string [String] the string to colorize
#
# @return [String] the colorized string
def self.red(string)
colorize(string, :red)
end
# Colorizes a string (yellow).
#
# @param string [String] the string to colorize
#
# @return [String] the colorized string
def self.yellow(string)
colorize(string, :yellow)
end
# Colorizes a string.
#
# @param string [String] the string to colorize
# @param color [String] the color that should be used
#
# @example
# Wright::Util::Color.colorize('Hello world', :red)
# # => "\e[31mHello world\e[0m"
#
# Wright::Util::Color.colorize('Hello world', :yellow)
# # => "\e[32mHello world\e[0m"
#
# @return [String] the colorized string
def self.colorize(string, color)
no_color = COLOR_MAP[:none]
color = COLOR_MAP.fetch(color, no_color)
"#{color}#{string}#{no_color}"
end
COLOR_MAP = {
none: "\e[0m",
red: "\e[31m",
yellow: "\e[33m"
}
private_constant :COLOR_MAP
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems