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Only alias git=hub if `hub --version` works.

`hub` is crashing for me on a old CentOS setup with
"undefined method `shelljoin'".

On first use of the `git` function it is now checked if
`hub --version` returns successfully.
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commit 2c660c16ad818d4e1f001e392f7e82c7c02cbbc6 1 parent 757fa33
@blueyed blueyed authored
Showing with 11 additions and 1 deletion.
  1. +11 −1 plugins/github/github.plugin.zsh
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12 plugins/github/github.plugin.zsh
@@ -1,7 +1,17 @@
# Setup hub function for git, if it is available; http://github.com/defunkt/hub
if [ "$commands[(I)hub]" ] && [ "$commands[(I)ruby]" ]; then
# eval `hub alias -s zsh`
- function git(){hub "$@"}
+ function git(){
+ if ! (( $+_has_working_hub )); then
+ hub --version &> /dev/null
+ _has_working_hub=$(($? == 0))
+ fi
+ if (( $_has_working_hub )) ; then
+ hub "$@"
+ else
+ command git "$@"
+ fi
+ }
fi
# Functions #################################################################
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