Andrew Sayers <andrew-git@xxxxxxxxxxxxxxx> writes:
> I don't see how to actually split out the branch name without calling
> sed or using one of the disallowed ${} constructs. So I compared the
> following commands on my PC (2.1 GHz dual-core Athlon) using a
> repository with 100 empty commits between HEAD and a git-svn-id:
>
> time git log | \
> sed -ne "/^ git-svn-id: / { s/^ git-svn-id: "\
> "$remote_branch\/\([^@]*\).*/\1/p ; q }"
>
> time git log -1 --grep="^git-svn-id: $remote_branch" | \
> sed -ne "s/^ git-svn-id: $remote_branch\/\([^@]*\).*/\1/p"
What disallowed ${} constructs?
First, ${var#pattern}, ${var##pattern}, ${var%pattern} and ${var%%pattern}
are POSIX, so you can use it in git shell scripts.
Second, this is _bash_ completion, so you can use also bash-specific
expansion, like ${var/pattern/string} or ${var//pattern/string}.
--
Jakub Narebski
Poland
ShadeHawk on #git
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