alexander.zsh-theme

# Based on pygmalion, modified to suit my taste

prompt_setup_alexander(){
  ZSH_THEME_GIT_PROMPT_PREFIX="%{$reset_color%}%{$fg[green]%}"
  ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%} "
  ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[yellow]%}⚡%{$reset_color%}"
  ZSH_THEME_GIT_PROMPT_CLEAN=""

  base_prompt='%{$fg[cyan]%}%n%{$reset_color%}%{$fg[red]%}@%{$reset_color%}%{$fg[yellow]%}%m%{$reset_color%} %{$fg[cyan]%}%c %{$reset_color%}'

  base_prompt_nocolor=$(echo "$base_prompt" | perl -pe "s/%\{[^}]+\}//g")

  precmd_functions+=(prompt_alexander_precmd)
}

prompt_alexander_precmd(){
  local gitinfo=$(git_prompt_info)
  local gitinfo_nocolor=$(echo "$gitinfo" | perl -pe "s/%\{[^}]+\}//g")
  local exp_nocolor="$(print -P \"$base_prompt_nocolor$gitinfo_nocolor\")"
  local prompt_length=${#exp_nocolor}

  local nl=""

  if [[ $prompt_length -gt 40 ]]; then
    nl=$'\n%{\r%}';
  fi
  PROMPT="$base_prompt$gitinfo$nl%{$fg_bold[red]%} ❯ %{$reset_color%}"
}

prompt_setup_alexander