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@britishtea
Last active February 17, 2024 22:20
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My right prompt for the fish shell.
function fish_right_prompt -d "Write out the right prompt"
set -l exit_code $status
set -l is_git_repository (git rev-parse --is-inside-work-tree 2> /dev/null)
set -l max_shlvl 1; and test "$TERM" = "screen"; and set -l max_shlvl 2
# Print a fork symbol when in a subshell
if test $SHLVL -gt $max_shlvl
set_color yellow
echo -n "⑂ "
set_color normal
end
# Print a red dot for failed commands.
if test $exit_code -ne 0
set_color red
echo -n "• "
set_color normal
end
# Print coloured arrows when git push (up) and git pull (down) should be run.
#
# Red means the local branch and the upstream branch have diverted.
# Yellow means there it's time to push or pull.
if test -n "$is_git_repository"
if __has_upstream
set -l commit_counts (git rev-list --left-right --count 'HEAD...@{upstream}' 2> /dev/null)
set -l commits_to_push (echo $commit_counts | cut -f 1 2> /dev/null)
set -l commits_to_pull (echo $commit_counts | cut -f 2 2> /dev/null)
if test $commits_to_push -gt 0
if test $commits_to_pull -gt 0
set_color red
else
set_color yellow
end
echo -n "⇡ "
end
if test $commits_to_pull -gt 0
if test $commits_to_push -gt 0
set_color red
else
set_color yellow
end
echo -n "⇣ "
end
set_color normal
end
end
if __has_stashed_files
echo -n "☰ "
end
# Print the username when the user has been changed.
if test $USER != $LOGNAME
set_color black
echo -n "$USER@"
set_color normal
end
# Print the current directory.
echo -n (pwd | sed -e "s|^$HOME|~|")
# Print the current git branch name or shortened commit hash in colour.
#
# Green means the working directory is clean.
# Blue means the working directory is clean, save for untracked files.
# Yellow means all changed files have been staged
# Red means there are changed files that are not yet staged.
if test -n "$is_git_repository"
echo -n ":"
if __has_unstaged_files
set_color red
else if __has_staged_files
set_color yellow
else if __has_untracked_files
set_color blue
else
set_color green
end
echo -n (__branch_name)
set_color normal
end
end
function __has_upstream
git rev-parse --abbrev-ref '@{upstream}' &> /dev/null
return (test $status -eq 0)
end
function __branch_name
git symbolic-ref --short HEAD 2> /dev/null; or git show-ref --head -s --abbrev | head -n1 2> /dev/null
end
function __has_unstaged_files
# Exit code = 1 if there are unstaged changes.
git diff-files --quiet --ignore-submodules 2> /dev/null
return (test $status -gt 0)
end
function __has_staged_files
# Exit code = 128 when freshly initialized (i.e. there is no HEAD).
git diff-index --quiet --ignore-submodules --cached HEAD 2> /dev/null
if test $status -gt 0
set -l number_of_commits (git log --pretty=oneline -n1 2> /dev/null | wc -l)
return (test $number_of_commits -gt 0)
end
return (test $status -gt 0)
end
function __has_untracked_files
set -l diff (git ls-files --other --exclude-standard 2> /dev/null)
return (test -n "$diff")
end
function __has_stashed_files
set -l number_of_stashes (git stash list 2> /dev/null | wc -l)
return (test $number_of_stashes -gt 0)
end
@orlovmyk
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orlovmyk commented Nov 8, 2023

OMG I struggled without it so much 😭
Thanks GOD I've found it again!

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