Make rvm prompt function a bit cleaner

a7fb6680 · Trae Robrock · 3d1b788d · a7fb6680
Commit a7fb6680 authored Sep 26, 2012 by Trae Robrock
--- a/lib/rvm.zsh
+++ b/lib/rvm.zsh
 # get the name of the branch we are on
 function rvm_prompt_info() {
  ruby_version=$(~/.rvm/bin/rvm-prompt 2> /dev/null) || return
-  if [ -z $ruby_version ]
+  [[ ! -z $ruby_version ]] && echo "($ruby_version)"
-  then
-    return
-  fi
-  echo "($ruby_version)"
 }