mirror of
https://github.com/oh-my-fish/oh-my-fish.git
synced 2024-12-01 13:22:23 +08:00
266 lines
6.8 KiB
Fish
266 lines
6.8 KiB
Fish
# name: bobthefish
|
|
#
|
|
# bobthefish is a Powerline-style, Git-aware fish theme optimized for awesome.
|
|
#
|
|
# You will probably need a Powerline-patched font for this to work:
|
|
#
|
|
# https://powerline.readthedocs.org/en/latest/fontpatching.html
|
|
#
|
|
# I recommend picking one of these:
|
|
#
|
|
# https://github.com/Lokaltog/powerline-fonts
|
|
#
|
|
# You can override some default options in your config.fish:
|
|
#
|
|
# set -g theme_display_user yes
|
|
# set -g default_user your_normal_user
|
|
|
|
set -g current_bg NONE
|
|
|
|
# Powerline glyphs
|
|
set branch_glyph \uE0A0
|
|
set ln_glyph \uE0A1
|
|
set padlock_glyph \uE0A2
|
|
set right_black_arrow_glyph \uE0B0
|
|
set right_arrow_glyph \uE0B1
|
|
set left_black_arrow_glyph \uE0B2
|
|
set left_arrow_glyph \uE0B3
|
|
|
|
# Additional glyphs
|
|
set detached_glyph \u27A6
|
|
set nonzero_exit_glyph '! '
|
|
set superuser_glyph '$ '
|
|
set bg_job_glyph '% '
|
|
|
|
# Colors
|
|
set lt_green addc10
|
|
set med_green 189303
|
|
set dk_green 0c4801
|
|
|
|
set lt_red C99
|
|
set med_red ce000f
|
|
set dk_red 600
|
|
|
|
set slate_blue 255e87
|
|
|
|
set lt_orange f6b117
|
|
set dk_orange 3a2a03
|
|
|
|
set dk_grey 333
|
|
set med_grey 999
|
|
set lt_grey ccc
|
|
|
|
# ===========================
|
|
# Helper methods
|
|
# ===========================
|
|
|
|
function __bobthefish_in_git
|
|
command git rev-parse --is-inside-work-tree >/dev/null 2>&1
|
|
end
|
|
|
|
function __bobthefish_git_branch
|
|
set -l ref (command git symbolic-ref HEAD 2> /dev/null)
|
|
if [ $status -gt 0 ]
|
|
set -l branch (command git show-ref --head -s --abbrev |head -n1 2> /dev/null)
|
|
set ref "$detached_glyph $branch"
|
|
end
|
|
echo $ref | sed "s-refs/heads/-$branch_glyph -"
|
|
end
|
|
|
|
function __bobthefish_pretty_parent -d 'Print a parent directory, shortened to fit the prompt'
|
|
echo -n (dirname $argv[1]) | sed -e 's|/private||' -e "s|^$HOME|~|" -e 's-/\(\.\{0,1\}[^/]\)\([^/]*\)-/\1-g' -e 's|/$||'
|
|
end
|
|
|
|
function __bobthefish_project_dir -d 'Print the current git project base directory'
|
|
command git rev-parse --show-toplevel 2>/dev/null
|
|
end
|
|
|
|
function __bobthefish_project_pwd -d 'Print the working directory relative to project root'
|
|
set -l base_dir (__bobthefish_project_dir)
|
|
echo "$PWD" | sed -e "s*$base_dir**g" -e 's*^/**'
|
|
end
|
|
|
|
|
|
# ===========================
|
|
# Segment functions
|
|
# ===========================
|
|
|
|
function __bobthefish_start_segment -d 'Start a segment'
|
|
set_color -b $argv[1]
|
|
set_color $argv[2]
|
|
if [ "$current_bg" = 'NONE' ]
|
|
# If there's no background, just start one
|
|
echo -n ' '
|
|
else
|
|
# If there's already a background...
|
|
if [ "$argv[1]" = "$current_bg" ]
|
|
# and it's the same color, draw a separator
|
|
echo -n "$right_arrow_glyph "
|
|
else
|
|
# otherwise, draw the end of the previous segment and the start of the next
|
|
set_color $current_bg
|
|
echo -n "$right_black_arrow_glyph "
|
|
set_color $argv[2]
|
|
end
|
|
end
|
|
set current_bg $argv[1]
|
|
end
|
|
|
|
function __bobthefish_path_segment -d 'Display a shortened form of a directory'
|
|
if test -w "$argv[1]"
|
|
__bobthefish_start_segment $dk_grey $med_grey
|
|
else
|
|
__bobthefish_start_segment $dk_red $lt_red
|
|
end
|
|
|
|
set -l directory
|
|
set -l parent
|
|
|
|
switch "$argv[1]"
|
|
case /
|
|
set directory '/'
|
|
case "$HOME"
|
|
set directory '~'
|
|
case '*'
|
|
set parent (__bobthefish_pretty_parent "$argv[1]")
|
|
set parent "$parent/"
|
|
set directory (basename "$argv[1]")
|
|
end
|
|
|
|
test "$parent"; and echo -n -s "$parent"
|
|
set_color fff --bold
|
|
echo -n "$directory "
|
|
set_color normal
|
|
end
|
|
|
|
function __bobthefish_finish_segments -d 'Close open segments'
|
|
if [ -n $current_bg -a $current_bg != 'NONE' ]
|
|
set_color -b normal
|
|
set_color $current_bg
|
|
echo -n "$right_black_arrow_glyph "
|
|
set_color normal
|
|
end
|
|
set -g current_bg NONE
|
|
end
|
|
|
|
|
|
# ===========================
|
|
# Theme components
|
|
# ===========================
|
|
|
|
function __bobthefish_prompt_status -d 'the symbols for a non zero exit status, root and background jobs'
|
|
set -l nonzero
|
|
set -l superuser
|
|
set -l bg_jobs
|
|
|
|
# Last exit was nonzero
|
|
if [ $RETVAL -ne 0 ]
|
|
set nonzero $nonzero_exit_glyph
|
|
end
|
|
|
|
# if superuser (uid == 0)
|
|
set -l uid (id -u $USER)
|
|
if [ $uid -eq 0 ]
|
|
set superuser $superuser_glyph
|
|
end
|
|
|
|
# Jobs display
|
|
if [ (jobs -l | wc -l) -gt 0 ]
|
|
set bg_jobs $bg_job_glyph
|
|
end
|
|
|
|
set -l status_flags "$nonzero$superuser$bg_jobs"
|
|
|
|
if test "$nonzero" -o "$superuser" -o "$bg_jobs"
|
|
__bobthefish_start_segment fff 000
|
|
if [ "$nonzero" ]
|
|
set_color $med_red --bold
|
|
echo -n $nonzero_exit_glyph
|
|
end
|
|
|
|
if [ "$superuser" ]
|
|
set_color $med_green --bold
|
|
echo -n $superuser_glyph
|
|
end
|
|
|
|
if [ "$bg_jobs" ]
|
|
set_color $slate_blue --bold
|
|
echo -n $bg_job_glyph
|
|
end
|
|
end
|
|
end
|
|
|
|
function __bobthefish_prompt_user -d 'Display actual user if different from $default_user'
|
|
if [ "$theme_display_user" = 'yes' ]
|
|
if [ "$USER" != "$default_user" -o -n "$SSH_CLIENT" ]
|
|
__bobthefish_start_segment $lt_grey $slate_blue
|
|
echo -n -s (whoami) '@' (hostname | cut -d . -f 1) ' '
|
|
end
|
|
end
|
|
end
|
|
|
|
# TODO: clean up the fugly $ahead business
|
|
function __bobthefish_prompt_git -d 'Display the actual git state'
|
|
set -l dirty (command git diff --no-ext-diff --quiet --exit-code; or echo -n '*')
|
|
set -l staged (command git diff --cached --no-ext-diff --quiet --exit-code; or echo -n '~')
|
|
set -l stashed (command git rev-parse --verify refs/stash > /dev/null 2>&1; and echo -n '$')
|
|
set -l ahead (command git branch -v 2> /dev/null | grep -Eo '^\* [^ ]* *[^ ]* *\[[^]]*\]' | grep -Eo '\[[^]]*\]$' | awk 'ORS="";/ahead/ {print "+"} /behind/ {print "-"}' | sed -e 's/+-/±/')
|
|
|
|
set -l new (command git ls-files --other --exclude-standard);
|
|
test "$new"; and set new '…'
|
|
|
|
set -l flags "$dirty$staged$stashed$ahead$new"
|
|
test "$flags"; and set flags " $flags"
|
|
|
|
set -l flag_bg $lt_green
|
|
set -l flag_fg $dk_green
|
|
if test "$dirty" -o "$staged"
|
|
set flag_bg $med_red
|
|
set flag_fg fff
|
|
else
|
|
if test "$stashed"
|
|
set flag_bg $lt_orange
|
|
set flag_fg $dk_orange
|
|
end
|
|
end
|
|
|
|
__bobthefish_path_segment (__bobthefish_project_dir)
|
|
|
|
__bobthefish_start_segment $flag_bg $flag_fg
|
|
set_color $flag_fg --bold
|
|
echo -n -s (__bobthefish_git_branch) $flags ' '
|
|
set_color normal
|
|
|
|
set -l project_pwd (__bobthefish_project_pwd)
|
|
if test "$project_pwd"
|
|
if test -w "$PWD"
|
|
__bobthefish_start_segment 333 999
|
|
else
|
|
__bobthefish_start_segment $med_red $lt_red
|
|
end
|
|
|
|
echo -n -s $project_pwd ' '
|
|
end
|
|
end
|
|
|
|
function __bobthefish_prompt_dir -d 'Display a shortened form of the current directory'
|
|
__bobthefish_path_segment "$PWD"
|
|
end
|
|
|
|
|
|
# ===========================
|
|
# Apply theme
|
|
# ===========================
|
|
|
|
function fish_prompt
|
|
set -g RETVAL $status
|
|
__bobthefish_prompt_status
|
|
__bobthefish_prompt_user
|
|
if __bobthefish_in_git
|
|
__bobthefish_prompt_git
|
|
else
|
|
__bobthefish_prompt_dir
|
|
end
|
|
__bobthefish_finish_segments
|
|
end
|