fish theme

fish_prompt.fish

# name: L
function fish_prompt
  set -l cyan (set_color -o cyan)
  set -l yellow (set_color -o yellow)
  set -l red (set_color -o red)
  set -l blue (set_color -o blue)
  set -l green (set_color -o green)
  set -l normal (set_color normal)

  set -l arrow "λ"
  set -l cwd $cyan(prompt_pwd)

  # Display [venvname] if in a virtualenv
  if set -q VIRTUAL_ENV
     echo -n -s (set_color -b cyan black) '[' (basename "$VIRTUAL_ENV") ']' $normal ' '
  end

  echo -n -s $cwd $normal ' ' $arrow ' '
end

fish_right_prompt.fish

function _git_branch_name
  echo (command git symbolic-ref HEAD ^/dev/null | sed -e 's|^refs/heads/||')
end

function _is_git_dirty
  echo (command git status -s --ignore-submodules=dirty ^/dev/null)
end

function fish_right_prompt
  set fish_greeting ""
  set -l cyan (set_color -o cyan)
  set -l yellow (set_color -o yellow)
  set -l red (set_color -o red)
  set -l blue (set_color -o blue)
  set -l green (set_color -o green)
  set -l normal (set_color normal)

  # Show git branch and dirty state
  if [ (_git_branch_name) ]
    set -l git_branch '[' (_git_branch_name) ']'

    if [ (_is_git_dirty) ]
      set git_info $red $git_branch " ★"
    else
      set git_info $green $git_branch
    end
    echo -n -s ' ' $git_info $normal
  end
end