From 4fdf5df25884ecfaa6668dbc152ee5e7c573d8d2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niccol=C3=B2=20Maggioni?= <nicco.maggioni@gmail.com>
Date: Tue, 22 Mar 2016 18:24:34 +0100
Subject: [PATCH] Documentation

---
 functions/vcs.zsh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/functions/vcs.zsh b/functions/vcs.zsh
index 92731d52..af247d9c 100644
--- a/functions/vcs.zsh
+++ b/functions/vcs.zsh
@@ -61,10 +61,13 @@ function +vi-git-remotebranch() {
 }
 
 function +vi-git-tagname() {
+  # Only show the tag name if we are not in DETACHED_HEAD state,
+  # since in that case it would already be displayed in the branch segment
   if [[ -n "$(git status | grep 'HEAD detached')" ]] ; then
     local tag
 
     tag=$(git describe --tags --exact-match HEAD 2>/dev/null)
+    # Append the tag segment to the branch one
     [[ -n "${tag}" ]] && hook_com[branch]+=" $(print_icon 'VCS_TAG_ICON')${tag}"
   fi
 }