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virtualenv cleanup: replaces subshell with prompt expansion.

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* :t parameter expansion returns the last portion of the path,
  equivalent to basename. I <3 zsh.
* adds comments for the VIRTUAL_ENV_DISABLE_PROMPT,
  used by virtual_env activate

See also:
  http://zsh.sourceforge.net/Doc/Release/Expansion.html#Parameter-Expansion
This commit is contained in:
Andrew Grangaard 2013-06-08 10:02:32 -07:00
parent 5d6a06bda6
commit 894e1caa0a
1 changed files with 3 additions and 4 deletions
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7
plugins/virtualenv/virtualenv.plugin.zsh
View file

@ -1,9 +1,8 @@
function virtualenv_prompt_info(){
local virtualenv_path="$VIRTUAL_ENV"
if [[ -n $virtualenv_path ]]; then
local virtualenv_name=`basename $virtualenv_path`
printf "%s[%s] " "%{${fg[yellow]}%}" $virtualenv_name
if [[ -n $VIRTUAL_ENV ]]; then
printf "%s[%s] " "%{${fg[yellow]}%}" ${${VIRTUAL_ENV}:t}
fi
}
# disables prompt mangling in virtual_env/bin/activate
export VIRTUAL_ENV_DISABLE_PROMPT=1