Class: Rainbow::StringUtils
- Inherits:
-
Object
- Object
- Rainbow::StringUtils
- Defined in:
- lib/rainbow/string_utils.rb
Class Method Summary collapse
Class Method Details
.wrap_with_sgr(string, codes) ⇒ Object
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# File 'lib/rainbow/string_utils.rb', line 4 def self.wrap_with_sgr(string, codes) return string if codes.empty? seq = "\e[" + codes.join(";") + "m" match = string.match(/^(\e\[([\d;]+)m)*/) if match seq_pos = match.end(0) string = string[0...seq_pos] + seq + string[seq_pos..-1] else string = seq + string end string = string + "\e[0m" unless string =~ /\e\[0m$/ string end |