The latest pathname gem release is emitting warnings when used on ruby-master #66
Description
$ ruby -v
ruby 3.5.0dev (2025-10-09T08:06:20Z master a29c90c3b0) +PRISM [x86_64-linux]
$ gem install pathname
Building native extensions. This could take a while...
Successfully installed pathname-0.4.0
1 gem installed
$ ruby -e 'gem "pathname"; require "pathname"'
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:17: warning: already initialized constant Pathname::VERSION
<internal:pathname_builtin>:194: warning: previous definition of VERSION was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:22: warning: already initialized constant Pathname::TO_PATH
<internal:pathname_builtin>:199: warning: previous definition of TO_PATH was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:24: warning: already initialized constant Pathname::SAME_PATHS
<internal:pathname_builtin>:201: warning: previous definition of SAME_PATHS was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:36: warning: already initialized constant Pathname::SEPARATOR_LIST
<internal:pathname_builtin>:319: warning: previous definition of SEPARATOR_LIST was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:37: warning: already initialized constant Pathname::SEPARATOR_PAT
<internal:pathname_builtin>:320: warning: previous definition of SEPARATOR_PAT was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:43: warning: already initialized constant Pathname::ABSOLUTE_PATH
<internal:pathname_builtin>:327: warning: previous definition of ABSOLUTE_PATH was here
$ ruby -we 'gem "pathname"; require "pathname"'
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:17: warning: already initialized constant Pathname::VERSION
<internal:pathname_builtin>:194: warning: previous definition of VERSION was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:22: warning: already initialized constant Pathname::TO_PATH
<internal:pathname_builtin>:199: warning: previous definition of TO_PATH was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:24: warning: already initialized constant Pathname::SAME_PATHS
<internal:pathname_builtin>:201: warning: previous definition of SAME_PATHS was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:36: warning: already initialized constant Pathname::SEPARATOR_LIST
<internal:pathname_builtin>:319: warning: previous definition of SEPARATOR_LIST was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:37: warning: already initialized constant Pathname::SEPARATOR_PAT
<internal:pathname_builtin>:320: warning: previous definition of SEPARATOR_PAT was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:43: warning: already initialized constant Pathname::ABSOLUTE_PATH
<internal:pathname_builtin>:327: warning: previous definition of ABSOLUTE_PATH was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:50: warning: method redefined; discarding old chop_basename
<internal:pathname_builtin>:362: warning: previous definition of chop_basename was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:61: warning: method redefined; discarding old split_names
<internal:pathname_builtin>:373: warning: previous definition of split_names was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:71: warning: method redefined; discarding old prepend_prefix
<internal:pathname_builtin>:383: warning: previous definition of prepend_prefix was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:94: warning: method redefined; discarding old cleanpath
<internal:pathname_builtin>:406: warning: previous definition of cleanpath was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:106: warning: method redefined; discarding old cleanpath_aggressive
<internal:pathname_builtin>:418: warning: previous definition of cleanpath_aggressive was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:133: warning: method redefined; discarding old has_trailing_separator?
<internal:pathname_builtin>:445: warning: previous definition of has_trailing_separator? was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:144: warning: method redefined; discarding old add_trailing_separator
<internal:pathname_builtin>:456: warning: previous definition of add_trailing_separator was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:153: warning: method redefined; discarding old del_trailing_separator
<internal:pathname_builtin>:465: warning: previous definition of del_trailing_separator was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:165: warning: method redefined; discarding old cleanpath_conservative
<internal:pathname_builtin>:477: warning: previous definition of cleanpath_conservative was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:196: warning: method redefined; discarding old parent
<internal:pathname_builtin>:508: warning: previous definition of parent was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:201: warning: method redefined; discarding old mountpoint?
<internal:pathname_builtin>:513: warning: previous definition of mountpoint? was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:218: warning: method redefined; discarding old root?
<internal:pathname_builtin>:530: warning: previous definition of root? was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:233: warning: method redefined; discarding old absolute?
<internal:pathname_builtin>:545: warning: previous definition of absolute? was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:248: warning: method redefined; discarding old relative?
<internal:pathname_builtin>:560: warning: previous definition of relative? was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:265: warning: method redefined; discarding old each_filename
<internal:pathname_builtin>:577: warning: previous definition of each_filename was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:297: warning: method redefined; discarding old descend
<internal:pathname_builtin>:609: warning: previous definition of descend was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:330: warning: method redefined; discarding old ascend
<internal:pathname_builtin>:642: warning: previous definition of ascend was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:362: warning: method redefined; discarding old plus
<internal:pathname_builtin>:674: warning: previous definition of plus was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:416: warning: method redefined; discarding old join
<internal:pathname_builtin>:728: warning: previous definition of join was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:449: warning: method redefined; discarding old children
<internal:pathname_builtin>:761: warning: previous definition of children was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:499: warning: method redefined; discarding old each_child
<internal:pathname_builtin>:811: warning: previous definition of each_child was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:517: warning: method redefined; discarding old relative_path_from
<internal:pathname_builtin>:829: warning: previous definition of relative_path_from was here
/home/eregon/prefix/ruby-master/lib/ruby/gems/3.5.0+4/gems/pathname-0.4.0/lib/pathname.rb:588: warning: method redefined; discarding old mkpath
<internal:pathname_builtin>:337: warning: previous definition of mkpath was here
I think this is already solved in
Lines 13 to 29 in 4689b0b
master should be enough to address this.