[ruby-cvs:78796] 61aff0cd18 (master): Should return "." for File.extname("file.") also on Windows

"NAKAMURA Usaku" <[email protected]> Sun, 22 Dec 2019 02:42:27 +0900 (JST)

Newsgroups	gmane.comp.lang.ruby.cvs
Message-ID	<[email protected]>

NAKAMURA Usaku	2019-12-22 02:36:55 +0900 (Sun, 22 Dec 2019)

  New Revision: 61aff0cd18

  https://github.com/ruby/ruby/commit/61aff0cd18

  Log:
    Should return "." for File.extname("file.") also on Windows
    
    But not changes another cases, such as "file.rb."
    [Bug #15267]

  Modified files:
    file.c
    spec/ruby/core/file/extname_spec.rb
    test/ruby/test_file_exhaustive.rb
    test/ruby/test_path.rb