zsh - add git branch in prompt

zsh/zshrc

@@ -57,8 +57,26 @@ done
 
 # USER part
 # 	Interface de demande
+setopt prompt_subst
+autoload -Uz vcs_info
+zstyle ':vcs_info:*' actionformats \
+    '[%b%]%f '
+zstyle ':vcs_info:*' formats       \
+    '[%b]%f '
+zstyle ':vcs_info:(sv[nk]|bzr):*' branchformat '%b%F{1}:%F{3}%r'
+
+zstyle ':vcs_info:*' enable git
+
+# or use pre_cmd, see man zshcontrib
+vcs_info_wrapper() {
+  vcs_info
+  if [ -n "$vcs_info_msg_0_" ]; then
+    echo "%{$fg[blue]%}${vcs_info_msg_0_}%{$reset_color%}"
+  fi
+}
+
 autoload -U colors && colors
-PROMPT="%{${fg_bold[red]}%}%n%{${fg[blue]}%}@%{${fg[green]}%}%m %{${fg[magenta]}%}%~ %{${fg_bold[yellow]}%}%#%{${reset_color}%} "
+PROMPT=$'%{${fg_bold[red]}%}%n%{${fg[blue]}%}@%{${fg[green]}%}%m %{${fg[magenta]}%}%~ $(vcs_info_wrapper)%{${fg_bold[yellow]}%}%#%{${reset_color}%} '
 
 #	Variables
 export MOZILLA_FIVE_HOME=/usr/lib/mozilla