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Contents
# frozen_string_literal: true
module Rainbow
class StringUtils
def self.wrap_with_sgr(string, codes)
return string if codes.empty?
seq = "\e[" + codes.join(";") + "m"
string = string.sub(/^(\e\[([\d;]+)m)*/) { |m| m + seq }
return string if string.end_with? "\e[0m"
string + "\e[0m"
end
def self.uncolor(string)
# See http://www.commandlinefu.com/commands/view/3584/remove-color-codes-special-characters-with-sed
string.gsub(/\e\[[0-9;]*m/, '')
end
end
end
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