[Yum-devel] [PATCH] completion helper: fix the "whitespace only" case. BZ 947827

[James Antill]

On Wed, 2013-04-03 at 15:56 +0200, Zdenek Pavlas wrote:
> Also noticed that patterns starting with quotes didn't work
> (yum install "foo<tab>), fixed this as well.
> ---
>  completion-helper.py | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)
> 
> diff --git a/completion-helper.py b/completion-helper.py
> index 999b9ad..e73db68 100755
> --- a/completion-helper.py
> +++ b/completion-helper.py
> @@ -68,9 +68,12 @@ class RepoListCompletionCommand(yumcommands.RepoListCommand):
>  
> 
>  def get_pattern(extcmds):
> -    if len(extcmds) > 1 and extcmds[-1]:
> -        try: return shlex.split(extcmds[-1])[0] + "*"
> -        except ValueError: pass
> +    if len(extcmds) > 1:
> +        pat = extcmds[-1]
> +        if pat and pat[0] in '\'"':
> +            pat = pat[1:]

 I would have hoped that the shell would solve this for you, but I guess
not. Given that we need to make it works for:

1. <'foo>
2. <'foo*'bar>
3. <'foo*'"bar>

...etc. My initial thought is to just remove all occurrences of ' and "
but maybe there is some python module function we can call?