simplified zsh theme of fino

fino-simplify.zsh-theme

# fino-simplify.zsh-theme

# simplified [fino](https://github.com/robbyrussell/oh-my-zsh/blob/master/themes/fino.zsh-theme) zsh theme.

# Display current user, host name, current dir, git info & ruby version one line.

function prompt_char {
  git branch >/dev/null 2>/dev/null && echo "±" && return
  echo '$'
}

function box_name {
    [ -f ~/.box-name ] && cat ~/.box-name || hostname -s
}

local ruby_env=''
if which rvm-prompt &> /dev/null; then
  ruby_env='rvm ‹$(rvm-prompt i v g)›%{$reset_color%}'
elif which rbenv &> /dev/null; then
  ruby_env='rbenv ‹$(rbenv version-name)›%{$reset_color%}'
  #fi
else
  if which ruby &> /dev/null; then
    # ruby_env='system ‹$(ruby --version | awk "{print $2}")›%{$reset_color%}'
    ruby_env='system ‹$(ruby --version | cut -d" " -f2)›%{$reset_color%}'
  fi 
fi

local current_dir='${PWD/#$HOME/~}'
local git_info='$(git_prompt_info)'
local prompt_char='$(prompt_char)'


PROMPT="%{$FG[040]%}%n%{$reset_color%}%{$FG[239]%}@%{$reset_color%}%{$FG[033]%}$(box_name)%{$reset_color%}:%{$terminfo[bold]$FG[226]%}${current_dir}%{$reset_color%}${git_info}%{$FG[239]%}%{$reset_color%}[%{$FG[243]%}${ruby_env}%{$reset_color%}]${prompt_char} "

ZSH_THEME_GIT_PROMPT_PREFIX="%{$FG[239]%}%{$reset_color%}(%{$fg[255]%}"
ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%})"
ZSH_THEME_GIT_PROMPT_DIRTY="%{$FG[202]%}✘✘✘"
ZSH_THEME_GIT_PROMPT_CLEAN="%{$FG[040]%}✔"