[ruby/reline] Add comment for unused constants
FILENAME_COMPLETION_PROC and USERNAME_COMPLETION_PROC are not used by Reline. However, they were added for compatibility with the rb-readline gem. These constants have been retained and comments added.
https://github.com/ruby/reline/commit/98fdbd3f18
Added by ima1zumi (Mari Imaizumi) over 2 years ago
[ruby/reline] Add comment for unused constants
FILENAME_COMPLETION_PROC and USERNAME_COMPLETION_PROC are not used by Reline.
However, they were added for compatibility with the rb-readline gem.
These constants have been retained and comments added.
https://github.com/ruby/reline/commit/98fdbd3f18