Added class and os alternates

.oh-my-zsh/plugins/git-auto-fetch/git-auto-fetch.plugin.zsh

@@ -0,0 +1,35 @@
+GIT_AUTO_FETCH_INTERVAL=${GIT_AUTO_FETCH_INTERVAL:=60}
+
+function git-fetch-all {
+  (`git rev-parse --is-inside-work-tree 2>/dev/null` &&
+  dir=`git rev-parse --git-dir` &&
+  [[ ! -f $dir/NO_AUTO_FETCH ]] &&
+  (( `date +%s` - `date -r $dir/FETCH_LOG +%s 2>/dev/null || echo 0` > $GIT_AUTO_FETCH_INTERVAL )) &&
+  git fetch --all 2>/dev/null &>! $dir/FETCH_LOG &)
+}
+
+function git-auto-fetch {
+  `git rev-parse --is-inside-work-tree 2>/dev/null` || return
+  guard="`git rev-parse --git-dir`/NO_AUTO_FETCH"
+
+  (rm $guard 2>/dev/null &&
+    echo "${fg_bold[green]}enabled${reset_color}") ||
+  (touch $guard &&
+    echo "${fg_bold[red]}disabled${reset_color}")
+}
+
+# Override zle-line-init if it exists
+if (( $+functions[zle-line-init] )); then
+  eval "override-git-auto-fetch-$(declare -f zle-line-init)"
+  
+  function zle-line-init () {
+    git-fetch-all
+    override-git-auto-fetch-zle-line-init
+  }
+else
+  function zle-line-init () {
+    git-fetch-all
+  }
+fi
+  
+zle -N zle-line-init