From ce16b087c6c0f51570903cf89d7e8b7f87287380 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niccol=C3=B2=20Maggioni?= <nicco.maggioni@gmail.com>
Date: Mon, 11 Apr 2016 21:37:28 +0200
Subject: [PATCH] Avoid tag/branch duplication if same value

---
 functions/vcs.zsh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/functions/vcs.zsh b/functions/vcs.zsh
index 368251b6..f112e6a1 100644
--- a/functions/vcs.zsh
+++ b/functions/vcs.zsh
@@ -67,8 +67,12 @@ function +vi-git-tagname() {
     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}"
+    head=$(git describe --all)
+    # Make sure that detached head and tag differ in name
+    if [[ "${head}" != "${tag}" ]]; then
+      # Append the tag segment to the branch one
+      [[ -n "${tag}" ]] && hook_com[branch]+=" $(print_icon 'VCS_TAG_ICON')${tag}"
+    fi
   fi
 }