diff --git a/themes/jonathan.zsh-theme b/themes/jonathan.zsh-theme
index 2f0e77431..2c5f30060 100644
--- a/themes/jonathan.zsh-theme
+++ b/themes/jonathan.zsh-theme
@@ -1,153 +1,124 @@
-functions rbenv_prompt_info >& /dev/null || rbenv_prompt_info(){}
-
 function theme_precmd {
-    local TERMWIDTH
-    (( TERMWIDTH = ${COLUMNS} - 1 ))
+  local -i TERMWIDTH=$COLUMNS
 
+  PR_FILLBAR=""
+  PR_PWDLEN=""
 
-    ###
-    # Truncate the path if it's too long.
-
-    PR_FILLBAR=""
-    PR_PWDLEN=""
-
-    local promptsize=${#${(%):---(%n@%m:%l)---()--}}
-    local rubyprompt=`rvm_prompt_info || rbenv_prompt_info`
-    local rubypromptsize=${#${rubyprompt}}
-    local pwdsize=${#${(%):-%~}}
-
-    if [[ "$promptsize + $rubypromptsize + $pwdsize" -gt $TERMWIDTH ]]; then
-      ((PR_PWDLEN=$TERMWIDTH - $promptsize))
-    else
-      PR_FILLBAR="\${(l.(($TERMWIDTH - ($promptsize + $rubypromptsize + $pwdsize)))..${PR_HBAR}.)}"
-    fi
+  local promptsize=${#${(%):---(%n@%m:%l)---()--}}
+  local rubypromptsize=${#${(%)$(ruby_prompt_info)}}
+  local pwdsize=${#${(%):-%~}}
 
+  # Truncate the path if it's too long.
+  if (( promptsize + rubypromptsize + pwdsize > TERMWIDTH )); then
+    (( PR_PWDLEN = TERMWIDTH - promptsize ))
+  else
+    PR_FILLBAR="\${(l.(($TERMWIDTH - ($promptsize + $rubypromptsize + $pwdsize)))..${PR_HBAR}.)}"
+  fi
 }
 
-
-setopt extended_glob
-theme_preexec () {
-    if [[ "$TERM" == "screen" ]]; then
-	local CMD=${1[(wr)^(*=*|sudo|-*)]}
-	echo -n "\ek$CMD\e\\"
-    fi
+function theme_preexec {
+  setopt local_options extended_glob
+  if [[ "$TERM" = "screen" ]]; then
+    local CMD=${1[(wr)^(*=*|sudo|-*)]}
+    echo -n "\ek$CMD\e\\"
+  fi
 }
 
-
-setprompt () {
-    ###
-    # Need this so the prompt will work.
-
-    setopt prompt_subst
-
-
-    ###
-    # See if we can use colors.
-
-    autoload zsh/terminfo
-    for color in RED GREEN YELLOW BLUE MAGENTA CYAN WHITE GREY; do
-	eval PR_$color='%{$terminfo[bold]$fg[${(L)color}]%}'
-	eval PR_LIGHT_$color='%{$fg[${(L)color}]%}'
-	(( count = $count + 1 ))
-    done
-    PR_NO_COLOUR="%{$terminfo[sgr0]%}"
-
-    ###
-    # Modify Git prompt
-    ZSH_THEME_GIT_PROMPT_PREFIX=" on %{$fg[green]%}"
-    ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"
-    ZSH_THEME_GIT_PROMPT_DIRTY=""
-    ZSH_THEME_GIT_PROMPT_CLEAN=""
-
-    ZSH_THEME_GIT_PROMPT_ADDED="%{$fg[green]%} ✚"
-    ZSH_THEME_GIT_PROMPT_MODIFIED="%{$fg[blue]%} ✹"
-    ZSH_THEME_GIT_PROMPT_DELETED="%{$fg[red]%} ✖"
-    ZSH_THEME_GIT_PROMPT_RENAMED="%{$fg[magenta]%} ➜"
-    ZSH_THEME_GIT_PROMPT_UNMERGED="%{$fg[yellow]%} ═"
-    ZSH_THEME_GIT_PROMPT_UNTRACKED="%{$fg[cyan]%} ✭"
-
-    ###
-    # See if we can use extended characters to look nicer.
-    # UTF-8 Fixed
-
-    if [[ $(locale charmap) == "UTF-8" ]]; then
-	PR_SET_CHARSET=""
-	PR_SHIFT_IN=""
-	PR_SHIFT_OUT=""
-	PR_HBAR="─"
-        PR_ULCORNER="┌"
-        PR_LLCORNER="└"
-        PR_LRCORNER="┘"
-        PR_URCORNER="┐"
-    else
-        typeset -A altchar
-        set -A altchar ${(s..)terminfo[acsc]}
-        # Some stuff to help us draw nice lines
-        PR_SET_CHARSET="%{$terminfo[enacs]%}"
-        PR_SHIFT_IN="%{$terminfo[smacs]%}"
-        PR_SHIFT_OUT="%{$terminfo[rmacs]%}"
-        PR_HBAR='$PR_SHIFT_IN${altchar[q]:--}$PR_SHIFT_OUT'
-        PR_ULCORNER='$PR_SHIFT_IN${altchar[l]:--}$PR_SHIFT_OUT'
-        PR_LLCORNER='$PR_SHIFT_IN${altchar[m]:--}$PR_SHIFT_OUT'
-        PR_LRCORNER='$PR_SHIFT_IN${altchar[j]:--}$PR_SHIFT_OUT'
-        PR_URCORNER='$PR_SHIFT_IN${altchar[k]:--}$PR_SHIFT_OUT'
-     fi
-
-
-    ###
-    # Decide if we need to set titlebar text.
-
-    case $TERM in
-	xterm*)
-	    PR_TITLEBAR=$'%{\e]0;%(!.-=*[ROOT]*=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\a%}'
-	    ;;
-	screen)
-	    PR_TITLEBAR=$'%{\e_screen \005 (\005t) | %(!.-=[ROOT]=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\e\\%}'
-	    ;;
-	*)
-	    PR_TITLEBAR=''
-	    ;;
-    esac
-
-
-    ###
-    # Decide whether to set a screen title
-    if [[ "$TERM" == "screen" ]]; then
-	PR_STITLE=$'%{\ekzsh\e\\%}'
-    else
-	PR_STITLE=''
-    fi
-
-
-    ###
-    # Finally, the prompt.
-
-    PROMPT='$PR_SET_CHARSET$PR_STITLE${(e)PR_TITLEBAR}\
-$PR_CYAN$PR_ULCORNER$PR_HBAR$PR_GREY(\
-$PR_GREEN%$PR_PWDLEN<...<%~%<<\
-$PR_GREY)`rvm_prompt_info || rbenv_prompt_info`$PR_CYAN$PR_HBAR$PR_HBAR${(e)PR_FILLBAR}$PR_HBAR$PR_GREY(\
-$PR_CYAN%(!.%SROOT%s.%n)$PR_GREY@$PR_GREEN%m:%l\
-$PR_GREY)$PR_CYAN$PR_HBAR$PR_URCORNER\
-
-$PR_CYAN$PR_LLCORNER$PR_BLUE$PR_HBAR(\
-$PR_YELLOW%D{%H:%M:%S}\
-$PR_LIGHT_BLUE%{$reset_color%}`git_prompt_info``git_prompt_status`$PR_BLUE)$PR_CYAN$PR_HBAR\
-$PR_HBAR\
->$PR_NO_COLOUR '
-
-    # display exitcode on the right when >0
-    return_code="%(?..%{$fg[red]%}%? ↵ %{$reset_color%})"
-    RPROMPT=' $return_code$PR_CYAN$PR_HBAR$PR_BLUE$PR_HBAR\
-($PR_YELLOW%D{%a,%b%d}$PR_BLUE)$PR_HBAR$PR_CYAN$PR_LRCORNER$PR_NO_COLOUR'
-
-    PS2='$PR_CYAN$PR_HBAR\
-$PR_BLUE$PR_HBAR(\
-$PR_LIGHT_GREEN%_$PR_BLUE)$PR_HBAR\
-$PR_CYAN$PR_HBAR$PR_NO_COLOUR '
-}
-
-setprompt
-
 autoload -U add-zsh-hook
 add-zsh-hook precmd  theme_precmd
 add-zsh-hook preexec theme_preexec
+
+
+# Set the prompt
+
+# Need this so the prompt will work.
+setopt prompt_subst
+
+# See if we can use colors.
+autoload zsh/terminfo
+for color in RED GREEN YELLOW BLUE MAGENTA CYAN WHITE GREY; do
+  print -v "PR_$color" "%{$terminfo[bold]$fg[${(L)color}]%}"
+  print -v "PR_LIGHT_$color" "%{$fg[${(L)color}]%}"
+done
+PR_NO_COLOUR="%{$terminfo[sgr0]%}"
+
+# Modify Git prompt
+ZSH_THEME_GIT_PROMPT_PREFIX=" on %{$fg[green]%}"
+ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"
+ZSH_THEME_GIT_PROMPT_DIRTY=""
+ZSH_THEME_GIT_PROMPT_CLEAN=""
+
+ZSH_THEME_GIT_PROMPT_ADDED="%{$fg[green]%} ✚"
+ZSH_THEME_GIT_PROMPT_MODIFIED="%{$fg[blue]%} ✹"
+ZSH_THEME_GIT_PROMPT_DELETED="%{$fg[red]%} ✖"
+ZSH_THEME_GIT_PROMPT_RENAMED="%{$fg[magenta]%} ➜"
+ZSH_THEME_GIT_PROMPT_UNMERGED="%{$fg[yellow]%} ═"
+ZSH_THEME_GIT_PROMPT_UNTRACKED="%{$fg[cyan]%} ✭"
+
+# Use extended characters to look nicer if supported.
+if [[ "${langinfo[CODESET]}" = "UTF-8" ]]; then
+  PR_SET_CHARSET=""
+  PR_SHIFT_IN=""
+  PR_SHIFT_OUT=""
+  PR_HBAR="─"
+  PR_ULCORNER="┌"
+  PR_LLCORNER="└"
+  PR_LRCORNER="┘"
+  PR_URCORNER="┐"
+else
+  typeset -A altchar
+  set -A altchar ${(s..)terminfo[acsc]}
+  # Some stuff to help us draw nice lines
+  PR_SET_CHARSET="%{$terminfo[enacs]%}"
+  PR_SHIFT_IN="%{$terminfo[smacs]%}"
+  PR_SHIFT_OUT="%{$terminfo[rmacs]%}"
+  PR_HBAR='$PR_SHIFT_IN${altchar[q]:--}$PR_SHIFT_OUT'
+  PR_ULCORNER='$PR_SHIFT_IN${altchar[l]:--}$PR_SHIFT_OUT'
+  PR_LLCORNER='$PR_SHIFT_IN${altchar[m]:--}$PR_SHIFT_OUT'
+  PR_LRCORNER='$PR_SHIFT_IN${altchar[j]:--}$PR_SHIFT_OUT'
+  PR_URCORNER='$PR_SHIFT_IN${altchar[k]:--}$PR_SHIFT_OUT'
+  fi
+
+# Decide if we need to set titlebar text.
+case $TERM in
+  xterm*)
+    PR_TITLEBAR=$'%{\e]0;%(!.-=*[ROOT]*=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\a%}'
+    ;;
+  screen)
+    PR_TITLEBAR=$'%{\e_screen \005 (\005t) | %(!.-=[ROOT]=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\e\\%}'
+    ;;
+  *)
+    PR_TITLEBAR=""
+    ;;
+esac
+
+# Decide whether to set a screen title
+if [[ "$TERM" = "screen" ]]; then
+  PR_STITLE=$'%{\ekzsh\e\\%}'
+else
+  PR_STITLE=""
+fi
+
+# Finally, the prompt.
+PROMPT='${PR_SET_CHARSET}${PR_STITLE}${(e)PR_TITLEBAR}\
+${PR_CYAN}${PR_ULCORNER}${PR_HBAR}${PR_GREY}(\
+${PR_GREEN}%${PR_PWDLEN}<...<%~%<<\
+${PR_GREY})$(ruby_prompt_info)${PR_CYAN}${PR_HBAR}${PR_HBAR}${(e)PR_FILLBAR}${PR_HBAR}${PR_GREY}(\
+${PR_CYAN}%(!.%SROOT%s.%n)${PR_GREY}@${PR_GREEN}%m:%l\
+${PR_GREY})${PR_CYAN}${PR_HBAR}${PR_URCORNER}\
+
+${PR_CYAN}${PR_LLCORNER}${PR_BLUE}${PR_HBAR}(\
+${PR_YELLOW}%D{%H:%M:%S}\
+${PR_LIGHT_BLUE}%{$reset_color%}$(git_prompt_info)$(git_prompt_status)${PR_BLUE})${PR_CYAN}${PR_HBAR}\
+${PR_HBAR}\
+>${PR_NO_COLOUR} '
+
+# display exitcode on the right when > 0
+return_code="%(?..%{$fg[red]%}%? ↵ %{$reset_color%})"
+RPROMPT=' $return_code${PR_CYAN}${PR_HBAR}${PR_BLUE}${PR_HBAR}\
+(${PR_YELLOW}%D{%a,%b%d}${PR_BLUE})${PR_HBAR}${PR_CYAN}${PR_LRCORNER}${PR_NO_COLOUR}'
+
+PS2='${PR_CYAN}${PR_HBAR}\
+${PR_BLUE}${PR_HBAR}(\
+${PR_LIGHT_GREEN}%_${PR_BLUE})${PR_HBAR}\
+${PR_CYAN}${PR_HBAR}${PR_NO_COLOUR} '
diff --git a/themes/simonoff.zsh-theme b/themes/simonoff.zsh-theme
index ef91c5ee3..fea2eff42 100644
--- a/themes/simonoff.zsh-theme
+++ b/themes/simonoff.zsh-theme
@@ -10,46 +10,46 @@
 # 40=black 41=red 42=green 43=yellow 44=blue 45=magenta 46=cyan 47=white
 function precmd {
 
-    local TERMWIDTH
-    (( TERMWIDTH = ${COLUMNS} - 1 ))
+  local TERMWIDTH
+  (( TERMWIDTH = ${COLUMNS} - 1 ))
 
 
-    ###
-    # Truncate the path if it's too long.
+  ###
+  # Truncate the path if it's too long.
 
-    PR_FILLBAR=""
-    PR_PWDLEN=""
+  PR_FILLBAR=""
+  PR_PWDLEN=""
 
-    local promptsize=${#${(%):---(%n@%M:%l)---()}}
-    local pwdsize=${#${(%):-%~}}
-    local gitbranch="$(git_prompt_info)"
-    local rvmprompt="$(ruby_prompt_info)"
-    local gitbranchsize=${#${gitbranch:-''}}
-    local rvmpromptsize=${#${rvmprompt:-''}}
+  local promptsize=${#${(%):---(%n@%M:%l)---()}}
+  local pwdsize=${#${(%):-%~}}
+  local gitbranch="$(git_prompt_info)"
+  local rvmprompt="$(ruby_prompt_info)"
+  local gitbranchsize=${#${gitbranch:-''}}
+  local rvmpromptsize=${#${rvmprompt:-''}}
 
-    if [[ "$promptsize + $pwdsize + $rvmpromptsize + $gitbranchsize" -gt $TERMWIDTH ]]; then
-        ((PR_PWDLEN=$TERMWIDTH - $promptsize))
-    else
-        PR_FILLBAR="\${(l.(($TERMWIDTH - ($promptsize + $pwdsize + $rvmpromptsize + $gitbranchsize)))..${PR_SPACE}.)}"
-    fi
+  if [[ "$promptsize + $pwdsize + $rvmpromptsize + $gitbranchsize" -gt $TERMWIDTH ]]; then
+    ((PR_PWDLEN=$TERMWIDTH - $promptsize))
+  else
+    PR_FILLBAR="\${(l.(($TERMWIDTH - ($promptsize + $pwdsize + $rvmpromptsize + $gitbranchsize)))..${PR_SPACE}.)}"
+  fi
 }
 
 
 setopt extended_glob
 
 preexec () {
-    if [[ "$TERM" == "screen" ]]; then
-        local CMD=${1[(wr)^(*=*|sudo|-*)]}
-        echo -n "\ek$CMD\e\\"
-    fi
+  if [[ "$TERM" == "screen" ]]; then
+    local CMD=${1[(wr)^(*=*|sudo|-*)]}
+    echo -n "\ek$CMD\e\\"
+  fi
 
-    if [[ "$TERM" == "xterm" ]]; then
-        print -Pn "\e]0;$1\a"
-    fi
+  if [[ "$TERM" == "xterm" ]]; then
+    print -Pn "\e]0;$1\a"
+  fi
 
-    if [[ "$TERM" == "rxvt" ]]; then
-        print -Pn "\e]0;$1\a"
-    fi
+  if [[ "$TERM" == "rxvt" ]]; then
+    print -Pn "\e]0;$1\a"
+  fi
 
 }
 
@@ -57,71 +57,67 @@ setprompt () {
 ###
 # Need this so the prompt will work.
 
-    setopt prompt_subst
+  setopt prompt_subst
 
 
 ###
 # See if we can use colors.
 
-    autoload zsh/terminfo
-    for color in RED GREEN YELLOW BLUE MAGENTA CYAN WHITE; do
-    eval PR_$color='%{$terminfo[bold]$fg[${(L)color}]%}'
-    eval PR_LIGHT_$color='%{$fg[${(L)color}]%}'
-    (( count = $count + 1 ))
-    done
-    PR_NO_COLOUR="%{$terminfo[sgr0]%}"
+  autoload zsh/terminfo
+  for color in RED GREEN YELLOW BLUE MAGENTA CYAN WHITE; do
+  eval PR_$color='%{$terminfo[bold]$fg[${(L)color}]%}'
+  eval PR_LIGHT_$color='%{$fg[${(L)color}]%}'
+  (( count = $count + 1 ))
+  done
+  PR_NO_COLOUR="%{$terminfo[sgr0]%}"
 
 
 ###
 # See if we can use extended characters to look nicer.
+  PR_HBAR=${altchar[q]:--}
+  PR_ULCORNER=${altchar[l]:--}
+  PR_LLCORNER=${altchar[m]:--}
+  PR_LRCORNER=${altchar[j]:--}
+  PR_URCORNER=${altchar[k]:--}
 
-    typeset -A altchar
-#    set -A altchar "${(s..)terminfo[acsc]}"
-    PR_SET_CHARSET="%{$terminfo[enacs]%}"
-    PR_HBAR=${altchar[q]:--}
-    PR_ULCORNER=${altchar[l]:--}
-    PR_LLCORNER=${altchar[m]:--}
-    PR_LRCORNER=${altchar[j]:--}
-    PR_URCORNER=${altchar[k]:--}
-
-    ###
-    # Modify Git prompt
-    ZSH_THEME_GIT_PROMPT_PREFIX=" ["
-    ZSH_THEME_GIT_PROMPT_SUFFIX="]"
-    ###
-    # Modify RVM prompt
-    ZSH_THEME_RUBY_PROMPT_PREFIX=" ["
-    ZSH_THEME_RUBY_PROMPT_SUFFIX="]"
+  ###
+  # Modify Git prompt
+  ZSH_THEME_GIT_PROMPT_PREFIX=" ["
+  ZSH_THEME_GIT_PROMPT_SUFFIX="]"
+  ###
+  # Modify RVM prompt
+  ZSH_THEME_RUBY_PROMPT_PREFIX=" ["
+  ZSH_THEME_RUBY_PROMPT_SUFFIX="]"
 
 
 ###
 # Decide if we need to set titlebar text.
 
-    case $TERM in
-    xterm*|*rxvt*)
-        PR_TITLEBAR=$'%{\e]0;%(!.-=*[ROOT]*=- | .)%n@%M:%~ $(git_prompt_info) $(rvm_prompt_info) | ${COLUMNS}x${LINES} | %y\a%}'
-        ;;
-    screen)
-        PR_TITLEBAR=$'%{\e_screen \005 (\005t) | %(!.-=[ROOT]=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\e\\%}'
-        ;;
-    *)
-        PR_TITLEBAR=''
-        ;;
-    esac
+  case $TERM in
+  xterm*|*rxvt*)
+    PR_TITLEBAR=$'%{\e]0;%(!.-=*[ROOT]*=- | .)%n@%M:%~ $(git_prompt_info) $(rvm_prompt_info) | ${COLUMNS}x${LINES} | %y\a%}'
+    ;;
+  screen)
+    PR_TITLEBAR=$'%{\e_screen \005 (\005t) | %(!.-=[ROOT]=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\e\\%}'
+    ;;
+  *)
+    PR_TITLEBAR=''
+    ;;
+  esac
 
 
 ###
 # Decide whether to set a screen title
-    if [[ "$TERM" == "screen" ]]; then
-        PR_STITLE=$'%{\ekzsh\e\\%}'
-    else
-        PR_STITLE=''
-    fi
+  if [[ "$TERM" == "screen" ]]; then
+    PR_STITLE=$'%{\ekzsh\e\\%}'
+  else
+    PR_STITLE=''
+  fi
 
 ###
 # Finally, the prompt.
 #
-    PROMPT='$PR_SET_CHARSET$PR_STITLE${(e)PR_TITLEBAR}\
+  PROMPT='$PR_SET_CHARSET$PR_STITLE${(e)PR_TITLEBAR}\
 $PR_RED$PR_HBAR<\
 $PR_BLUE%(!.$PR_RED%SROOT%s.%n)$PR_GREEN@$PR_BLUE%M:$PR_GREEN%$PR_PWDLEN<...<%~$PR_CYAN$(git_prompt_info)$(rvm_prompt_info)\
 $PR_RED>$PR_HBAR$PR_SPACE${(e)PR_FILLBAR}\