Bug #12394: Regexp#match? should strictly return true or false

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: 2.4.0.dev
• Backport: 2.1: DONTNEED, 2.2: DONTNEED, 2.3: DONTNEED

[sam.saffron (Sam Saffron)]

Now:

//.match?"" #=> nil
/a/.match?"" #=> nil

Should be:

//.match?"" #=> true
/a/.match?"" #=> false

[nobu (Nobuyoshi Nakada)]

• Description updated (diff)
• Backport changed from 2.1: UNKNOWN, 2.2: UNKNOWN, 2.3: UNKNOWN to 2.1: DONTNEED, 2.2: DONTNEED, 2.3: DONTNEED

[nobu (Nobuyoshi Nakada)]

• Status changed from Open to Closed

Applied in changeset r55069.

---

re.c: fix match?

• re.c (rb_reg_match_m_p): fix match against empty string.
  rb_str_offset returns the end when the position exceeds the
  length. fix the range parameter of onig_search.
  [ruby-core:75604] [Bug #12394]