Clear IRB::Color escape sequence before newline

because otherwise prompt and other things could be polluted.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/irb/color.rb b/lib/irb/color.rb
index 8cee483261..ad5b203010 100644
--- a/lib/irb/color.rb
+++ b/lib/irb/color.rb
@@ -82,7 +82,7 @@ module IRB # :nodoc:
         Ripper.lex(code).each do |(_line, _col), token, str, expr|
           if seq = dispatch_seq(token, expr, str)
             Reline::Unicode.escape_for_print(str).each_line do |line|
-              colored << "#{seq.map { |s| "\e[#{s}m" }.join('')}#{line}#{clear}"
+              colored << "#{seq.map { |s| "\e[#{s}m" }.join('')}#{line.sub(/\n?\z/, "#{clear}\\0")}"
             end
           else
             colored << Reline::Unicode.escape_for_print(str)