Bug #3599: Incorrect Regexp inspect for ASCII-8BIT String

• Status: Closed
• Assignee: -
• Target version: 2.0.0
• ruby -v: ruby 1.9.3dev (2010-07-22 trunk 28707) [i686-linux]

[phasis68 (Heesob Park)]

=begin
irb(main):001:0> a = Regexp.new("\xF1\xF2\xF3".force_encoding('ASCII-8BIT'))
=> /\xF1/
irb(main):002:0> puts a.inspect
/\xF1/
=> nil
irb(main):003:0> "\xF0\xF1".force_encoding('ASCII-8BIT') =~ a
=> nil
irb(main):004:0> a.source
=> "\xF1\xF2\xF3"
irb(main):005:0> "\xF0\xF1\xF2\xF3".force_encoding('ASCII-8BIT') =~ a
=> 1
=end

[phasis68 (Heesob Park)]

=begin
Here is a simple patch for this bug.

--- re.c 2010-07-22 16:12:01.536788151 +0900
+++ re.c.new 2010-07-22 16:13:15.229038356 +0900
@@ -373,7 +373,8 @@
int l;
if (resenc) {
unsigned int c = rb_enc_mbc_to_codepoint(p, pend, enc);

•               l = rb_str_buf_cat_escaped_char(str, c, unicode_p);
  

•               rb_str_buf_cat_escaped_char(str, c, unicode_p);
  

•               l = clen;
            }
            else {
                l = mbclen(p, pend, enc);
  

=end

[naruse (Yui NARUSE)]

• Status changed from Open to Closed
• % Done changed from 0 to 100

=begin
This issue was solved with changeset r28715.
Heesob, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

=end