Limit branch name length

zsh/.config/zsh/prompt

@@ -4,9 +4,19 @@ precmd() {
 
   zstyle ':vcs_info:*' enable git
   zstyle ':vcs_info:*:prompt:*' formats "(%b)"
+  zstyle ':vcs_info:git*+set-message:*' hooks git-branch
   vcs_info 'prompt'
 }
 
+function +vi-git-branch() {
+  local branch_name=${hook_com[branch]}
+  local readonly max=${ZDOT_MAX_BRANCH_LENGTH:-20}
+
+  if [[ ${#branch_name} -gt $max ]]; then
+    hook_com[branch]="${branch_name:0:($max - 1)}…"
+  fi
+}
+
 local current_time="[%B%D{%T}%b]"
 local current_dir='%~%f'
 local current_branch='${vcs_info_msg_0_}'

zsh/.zshenv

@@ -1,5 +1,7 @@
 ZDOTDIR=$HOME/.config/zsh
 
+ZDOT_MAX_BRANCH_LENGTH=30
+
 XDG_CONFIG_HOME="$HOME/.config"
 
 PERSONAL_BIN_PATH="$HOME/bin"