diff options
| -rw-r--r-- | mrbgems/mruby-io/mrblib/file.rb | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mrbgems/mruby-io/mrblib/file.rb b/mrbgems/mruby-io/mrblib/file.rb index 1854deb4e..aa73252e1 100644 --- a/mrbgems/mruby-io/mrblib/file.rb +++ b/mrbgems/mruby-io/mrblib/file.rb @@ -191,9 +191,9 @@ class File < IO def self.extname(filename) fname = self.basename(filename) - return '' if fname[0] == '.' || fname.index('.').nil? - ext = fname.split('.').last - ext.empty? ? '' : ".#{ext}" + epos = fname.rindex('.') + return '' if epos == 0 || epos.nil? + return fname[epos..-1] end def self.path(filename) |