My fish prompt

fish_prompt.fish

# ~/.config/fish/functions/fish_prompt.fish
set -g __fish_git_prompt_show_informative_status 1
set -g __fish_git_prompt_hide_untrackedfiles 1

set -g __fish_git_prompt_color_branch magenta bold
set -g __fish_git_prompt_showupstream "informative"
set -g __fish_git_prompt_char_upstream_ahead "↑"
set -g __fish_git_prompt_char_upstream_behind "↓"
set -g __fish_git_prompt_char_upstream_prefix ""

set -g __fish_git_prompt_char_stagedstate "●"
set -g __fish_git_prompt_char_dirtystate "✚"
set -g __fish_git_prompt_char_untrackedfiles "…"
set -g __fish_git_prompt_char_conflictedstate "✖"
set -g __fish_git_prompt_char_cleanstate "✔"

set -g __fish_git_prompt_color_dirtystate blue bold
set -g __fish_git_prompt_color_stagedstate yellow
set -g __fish_git_prompt_color_invalidstate red
set -g __fish_git_prompt_color_untrackedfiles $fish_color_normal
set -g __fish_git_prompt_color_cleanstate green bold


function fish_prompt --description 'Write out the prompt'

  set -l last_status $status

  if not set -q __fish_prompt_normal
    set -g __fish_prompt_normal (set_color normal)
  end

  # PWD
  set_color $fish_color_cwd
  if [ $PWD = $HOME ]
    echo -n '~'
  else
    echo -n (basename $PWD)
  end
  set_color normal

  printf '%s ' (__fish_git_prompt)

  if not test $last_status -eq 0
  set_color $fish_color_error
  end

  echo -n '$ '

end