From 9ad879e927109196e43056dc315bec0d0165013d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juh=C3=A1sz=20P=C3=A9ter?= <juhasz.peter@osski.hu>
Date: Sun, 20 Oct 2013 01:23:59 +0200
Subject: [PATCH] -Add: replace screen tty number with unicode circled numbers

---
 git-prompt.sh | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/git-prompt.sh b/git-prompt.sh
index 58dbfaa..0eb8d7d 100755
--- a/git-prompt.sh
+++ b/git-prompt.sh
@@ -396,6 +396,17 @@ set_shell_label() {
             elif [[ "$TMUX" ]]; then
                 tty=$(tmux display-message -p "#I")
             fi
+
+            # replace tty number with circled numbers
+            if [[ $utf8_prompt ]]; then
+                declare -a circled_digits=(⓪ ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ ⑬ ⑭ ⑮ ⑯ ⑰ ⑱ ⑲ ⑳)
+                if [[ "$tty" -ge 0 && "$tty" -le 20 ]]; then
+                    tty="${circled_digits[$tty]} "
+                fi
+                unset circled_digits
+            else
+                tty=" $tty"
+            fi
         fi
 
         # we don't need tty name under X11
@@ -480,7 +491,7 @@ set_shell_label() {
 
         if [[ -n $id  || -n $host ]] ;   then
                 [[ -n $id  &&  -n $host ]]  &&  at='@'  || at=''
-                color_who_where="${id//\\/\\\\}${host:+$at_color$at$host_color$host}${tty:+ $tty}"
+                color_who_where="${id//\\/\\\\}${host:+$at_color$at$host_color$host}${tty:+$tty}"
                 plain_who_where="${id}$at$host"
 
                 # if root then make it root_color