My zsh prompt. No oh-my-zsh needed

aprompt.png

prompt.sh

## Find my full .zshrc at <github.com/mislav/dotfiles/blob/master/zshrc>.

# setup

autoload colors; colors;
export LSCOLORS="Gxfxcxdxbxegedabagacad"
setopt prompt_subst

# prompt

ZSH_THEME_GIT_PROMPT_PREFIX="%{$reset_color%}%{$fg[green]%}["
ZSH_THEME_GIT_PROMPT_SUFFIX="]%{$reset_color%}"
ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[red]%}*%{$reset_color%}"
ZSH_THEME_GIT_PROMPT_CLEAN=""

# show git branch/tag, or name-rev if on detached head
parse_git_branch() {
  (git symbolic-ref -q HEAD || git name-rev --name-only --no-undefined --always HEAD) 2>/dev/null
}

# show red star if there are uncommitted changes
parse_git_dirty() {
  if git diff-index --quiet HEAD 2> /dev/null; then
    echo "$ZSH_THEME_GIT_PROMPT_CLEAN"
  else
    echo "$ZSH_THEME_GIT_PROMPT_DIRTY"
  fi
}

# if in a git repo, show dirty indicator + git branch
git_custom_status() {
  local git_where="$(parse_git_branch)"
  [ -n "$git_where" ] && echo "$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_PREFIX${git_where#(refs/heads/|tags/)}$ZSH_THEME_GIT_PROMPT_SUFFIX"
}

# show current rbenv version if different from rbenv global
rbenv_version_status() {
  local ver=$(rbenv version-name)
  [ "$(rbenv global)" != "$ver" ] && echo "[$ver]"
}

# put fancy stuff on the right
if which rbenv &> /dev/null; then
  RPS1='$(git_custom_status)%{$fg[red]%}$(rbenv_version_status)%{$reset_color%} $EPS1'
else
  RPS1='$(git_custom_status) $EPS1'
fi

# basic prompt on the left
PROMPT='%{$fg[cyan]%}%~% %(?.%{$fg[green]%}.%{$fg[red]%})%B$%b '