Re: [PATCH v3/RFC 1/2] Introduce functions from bash-completion project.

> The completion script does not work as expected under Bash 4.
> Bash: 3
> output:
> $ git log --pretty=<tab><tab>
> email     full      medium    raw
> format:   fuller    oneline   short
> 
> Bash: 4
> output:
> $ git log --pretty=<tab><tab>
> .bash_logout         .local/
> .bash_profile        Music/
> --More--
> 
> With Bash 4 the way word breaking is done in the programmable completion
> code has changed. The documentation at the bash project is not very
> clear what was changed, the only reference found is in the NEWS section:
> 
> i.  The programmable completion code now uses the same set of characters
> as readline when breaking the command line into a list of words.
> 
> The word breaking problem occurs with certain characters, like double
> colon and equal sign.