Update theme with rbenv support + cleanup

themes/fino-time.zsh-theme

@@ -1,37 +1,28 @@
 # fino-time.zsh-theme
 
-# Use with a dark background and 256-color terminal!
-# Meant for people with RVM and git. Tested only on OS X 10.7.
-
-# You can set your computer name in the ~/.box-name file if you want.
-
 # Borrowing shamelessly from these oh-my-zsh themes:
-#   bira
-#   robbyrussell
-#
-# Also borrowing from http://stevelosh.com/blog/2010/02/my-extravagant-zsh-prompt/
-
-function virtualenv_info {
-    [ $VIRTUAL_ENV ] && echo '('`basename $VIRTUAL_ENV`') '
-}
+#   fino
 
 function prompt_char {
-    git branch >/dev/null 2>/dev/null && echo '⠠⠵' && return
+  git branch >/dev/null 2>/dev/null && echo "⠵" && return
   echo '○'
 }
 
-function box_name {
-    [ -f ~/.box-name ] && cat ~/.box-name || echo ${SHORT_HOST:-$HOST}
-}
+local ruby_env=''
+if which rvm-prompt &> /dev/null; then
+  ruby_env=' ‹$(rvm-prompt i v g)›%{$reset_color%}'
+else
+  if which rbenv &> /dev/null; then
+    ruby_env=' ‹$(rbenv version-name)›%{$reset_color%}'
+  fi
+fi
 
-
-local rvm_ruby='‹$(rvm-prompt i v g)›%{$reset_color%}'
 local current_dir='${PWD/#$HOME/~}'
 local git_info='$(git_prompt_info)'
+local prompt_char='$(prompt_char)'
 
-
-PROMPT="╭─%{$FG[040]%}%n%{$reset_color%} %{$FG[239]%}at%{$reset_color%} %{$FG[033]%}$(box_name)%{$reset_color%} %{$FG[239]%}in%{$reset_color%} %{$terminfo[bold]$FG[226]%}${current_dir}%{$reset_color%}${git_info} %{$FG[239]%}using%{$FG[243]%} ${rvm_ruby} %D - %*
-╰─$(virtualenv_info)$(prompt_char) "
+PROMPT="╭─ %{$terminfo[bold]$FG[226]%}${current_dir}%{$reset_color%}${git_info} ${ruby_env} %*
+╰─${prompt_char}%{$reset_color%} "
 
 ZSH_THEME_GIT_PROMPT_PREFIX=" %{$FG[239]%}on%{$reset_color%} %{$fg[255]%}"
 ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"