Create a gist now

Instantly share code, notes, and snippets.

My fish shell lambda prompt functions (they go in ~/.config/fish/functions) it's extremely fast too! :D
# A lambda (λ) prompt.
# Green and red depending on exit status.
# Underlined if git status is dirty.
# Uppercase (Λ) if ahead of the remote.
function fish_prompt
if is_status_okay
set_color green
else
set_color red
end
if is_git_dirty
set_color --underline
end
if is_git_ahead
echo -n 'Λ'
else
echo -n 'λ'
end
set_color normal
echo -n ' '
end
function fish_right_prompt
if is_git
set_color yellow
echo -n (git_branch)
set_color normal
echo -n ' '
end
set_color blue
echo -n (basename (pwd | sed "s#$HOME#\~#"))
set_color normal
end
function git_branch
if is_git
echo (git rev-parse --abbrev-ref HEAD 2> /dev/null)
end
end
function is_git
git symbolic-ref HEAD > /dev/null 2>&1
end
function is_git_ahead
set -l revs (git rev-list origin/(git_branch)..HEAD ^ /dev/null)
[ "$revs" != "" ]
end
function is_git_dirty
is_git; and [ (git status | tail -n1) != "nothing to commit, working directory clean" ]
end
function is_status_okay
[ $status = 0 ]
end
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment