From: Kenta Murata Date: 2012-01-20T16:58:24+09:00 Subject: [ruby-dev:45139] [ruby-trunk - Bug #5913][Assigned] CGI.escape cannot escape a string with invalid byte sequence. Issue #5913 has been reported by Kenta Murata. ---------------------------------------- Bug #5913: CGI.escape cannot escape a string with invalid byte sequence. https://bugs.ruby-lang.org/issues/5913 Author: Kenta Murata Status: Assigned Priority: Normal Assignee: Takeyuki Fujioka Category: lib Target version: 2.0.0 ruby -v: ruby 2.0.0dev (2012-01-20 trunk 34342) [x86_64-darwin11.2.0] 不正なバイト列を持つ文字列を CGI.escape に渡すと ArgumentError が起きます。 $ .prefix/bin/ruby -rcgi -ve 'p CGI.escape("\xC0<<".force_encoding("UTF-8"))' ruby 2.0.0dev (2012-01-20 trunk 34342) [x86_64-darwin11.2.0] /Users/kenta-murata/work/ruby.git/.prefix/lib/ruby/2.0.0/cgi/util.rb:7:in `gsub': invalid byte sequence in UTF-8 (ArgumentError) from /Users/kenta-murata/work/ruby.git/.prefix/lib/ruby/2.0.0/cgi/util.rb:7:in `escape' from -e:1:in `
' この振舞いがバグなら、このパッチで修正可能です https://gist.github.com/1646048 -- http://bugs.ruby-lang.org/