mirror of
https://github.com/oh-my-fish/theme-bobthefish.git
synced 2024-09-28 06:20:51 +00:00
489a2eee3d
Specifically, the awk parsing bails out early if we're ahead, even though there may be later behind commits, resulting in a status of just "+" when "±" would be correct.
426 lines
13 KiB
Fish
426 lines
13 KiB
Fish
# name: bobthefish
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#
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# bobthefish is a Powerline-style, Git-aware fish theme optimized for awesome.
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#
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# You will probably need a Powerline-patched font for this to work:
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#
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# https://powerline.readthedocs.org/en/latest/fontpatching.html
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#
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# I recommend picking one of these:
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#
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# https://github.com/Lokaltog/powerline-fonts
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#
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# You can override some default options in your config.fish:
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#
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# set -g theme_display_git no
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# set -g theme_display_git_untracked no
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# set -g theme_display_git_ahead_verbose yes
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# set -g theme_display_hg yes
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# set -g theme_display_virtualenv no
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# set -g theme_display_ruby no
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# set -g theme_display_user yes
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# set -g default_user your_normal_user
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set -g __bobthefish_current_bg NONE
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# Powerline glyphs
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set __bobthefish_branch_glyph \uE0A0
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set __bobthefish_ln_glyph \uE0A1
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set __bobthefish_padlock_glyph \uE0A2
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set __bobthefish_right_black_arrow_glyph \uE0B0
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set __bobthefish_right_arrow_glyph \uE0B1
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set __bobthefish_left_black_arrow_glyph \uE0B2
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set __bobthefish_left_arrow_glyph \uE0B3
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# Additional glyphs
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set __bobthefish_detached_glyph \u27A6
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set __bobthefish_nonzero_exit_glyph '! '
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set __bobthefish_superuser_glyph '$ '
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set __bobthefish_bg_job_glyph '% '
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set __bobthefish_hg_glyph \u263F
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# Python glyphs
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set __bobthefish_superscript_glyph \u00B9 \u00B2 \u00B3
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set __bobthefish_virtualenv_glyph \u25F0
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set __bobthefish_pypy_glyph \u1D56
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# Colors
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set __bobthefish_lt_green addc10
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set __bobthefish_med_green 189303
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set __bobthefish_dk_green 0c4801
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set __bobthefish_lt_red C99
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set __bobthefish_med_red ce000f
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set __bobthefish_dk_red 600
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set __bobthefish_ruby_red af0000
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set __bobthefish_slate_blue 255e87
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set __bobthefish_med_blue 005faf
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set __bobthefish_lt_orange f6b117
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set __bobthefish_dk_orange 3a2a03
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set __bobthefish_dk_grey 333
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set __bobthefish_med_grey 999
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set __bobthefish_lt_grey ccc
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set __bobthefish_dk_brown 4d2600
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set __bobthefish_med_brown 803F00
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set __bobthefish_lt_brown BF5E00
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# ===========================
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# Helper methods
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# ===========================
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# function __bobthefish_in_git -d 'Check whether pwd is inside a git repo'
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# command which git > /dev/null 2>&1; and command git rev-parse --is-inside-work-tree >/dev/null 2>&1
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# end
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# function __bobthefish_in_hg -d 'Check whether pwd is inside a hg repo'
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# command which hg > /dev/null 2>&1; and command hg stat > /dev/null 2>&1
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# end
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function __bobthefish_git_branch -d 'Get the current git branch (or commitish)'
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set -l ref (command git symbolic-ref HEAD ^/dev/null)
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if [ $status -gt 0 ]
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set -l branch (command git show-ref --head -s --abbrev | head -n1 ^/dev/null)
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set ref "$__bobthefish_detached_glyph $branch"
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end
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echo $ref | sed "s#refs/heads/#$__bobthefish_branch_glyph #"
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end
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function __bobthefish_hg_branch -d 'Get the current hg branch'
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set -l branch (command hg branch ^/dev/null)
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set -l book " @ "(command hg book | grep \* | cut -d\ -f3)
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echo "$__bobthefish_branch_glyph $branch$book"
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end
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function __bobthefish_pretty_parent -d 'Print a parent directory, shortened to fit the prompt'
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echo -n (dirname $argv[1]) | sed -e 's#/private##' -e "s#^$HOME#~#" -e 's#/\(\.\{0,1\}[^/]\)\([^/]*\)#/\1#g' -e 's#/$##'
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end
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function __bobthefish_git_project_dir -d 'Print the current git project base directory'
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[ "$theme_display_git" = 'no' ]; and return
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command git rev-parse --show-toplevel ^/dev/null
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end
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function __bobthefish_hg_project_dir -d 'Print the current hg project base directory'
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[ "$theme_display_hg" = 'yes' ]; or return
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set d (pwd)
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while not [ $d = / ]
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if [ -e $d/.hg ]
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command hg root --cwd "$d" ^/dev/null
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return
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end
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set d (dirname $d)
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end
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end
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function __bobthefish_project_pwd -d 'Print the working directory relative to project root'
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echo "$PWD" | sed -e "s#$argv[1]##g" -e 's#^/##'
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end
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function __bobthefish_git_ahead -d 'Print the ahead/behind state for the current branch'
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if [ "$theme_display_git_ahead_verbose" = 'yes' ]
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__bobthefish_git_ahead_verbose
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return
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end
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command git rev-list --left-right '@{upstream}...HEAD' ^/dev/null | awk '/>/ {a += 1} /</ {b += 1} {if (a > 0 && b > 0) nextfile} END {if (a > 0 && b > 0) print "±"; else if (a > 0) print "+"; else if (b > 0) print "-"}'
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end
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function __bobthefish_git_ahead_verbose -d 'Print a more verbose ahead/behind state for the current branch'
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set -l commits (command git rev-list --left-right '@{upstream}...HEAD' ^/dev/null)
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if [ $status != 0 ]
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return
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end
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set -l behind (count (for arg in $commits; echo $arg; end | grep '^<'))
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set -l ahead (count (for arg in $commits; echo $arg; end | grep -v '^<'))
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switch "$ahead $behind"
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case '' # no upstream
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case '0 0' # equal to upstream
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return
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case '* 0' # ahead of upstream
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echo "↑$ahead"
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case '0 *' # behind upstream
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echo "↓$behind"
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case '*' # diverged from upstream
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echo "↑$ahead↓$behind"
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end
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end
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# ===========================
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# Segment functions
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# ===========================
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function __bobthefish_start_segment -d 'Start a prompt segment'
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set -l bg $argv[1]
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set -e argv[1]
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set -l fg $argv[1]
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set -e argv[1]
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set_color normal # clear out anything bold or underline...
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set_color -b $bg
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set_color $fg $argv
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if [ "$__bobthefish_current_bg" = 'NONE' ]
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# If there's no background, just start one
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echo -n ' '
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else
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# If there's already a background...
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if [ "$bg" = "$__bobthefish_current_bg" ]
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# and it's the same color, draw a separator
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echo -n "$__bobthefish_right_arrow_glyph "
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else
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# otherwise, draw the end of the previous segment and the start of the next
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set_color $__bobthefish_current_bg
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echo -n "$__bobthefish_right_black_arrow_glyph "
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set_color $fg $argv
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end
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end
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set __bobthefish_current_bg $bg
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end
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function __bobthefish_path_segment -d 'Display a shortened form of a directory'
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if [ -w "$argv[1]" ]
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__bobthefish_start_segment $__bobthefish_dk_grey $__bobthefish_med_grey
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else
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__bobthefish_start_segment $__bobthefish_dk_red $__bobthefish_lt_red
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end
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set -l directory
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set -l parent
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switch "$argv[1]"
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case /
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set directory '/'
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case "$HOME"
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set directory '~'
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case '*'
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set parent (__bobthefish_pretty_parent "$argv[1]")
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set parent "$parent/"
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set directory (basename "$argv[1]")
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end
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[ "$parent" ]; and echo -n -s "$parent"
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set_color fff --bold
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echo -n "$directory "
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set_color normal
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end
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function __bobthefish_finish_segments -d 'Close open prompt segments'
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if [ -n $__bobthefish_current_bg -a $__bobthefish_current_bg != 'NONE' ]
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set_color -b normal
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set_color $__bobthefish_current_bg
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echo -n "$__bobthefish_right_black_arrow_glyph "
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set_color normal
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end
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set -g __bobthefish_current_bg NONE
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end
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# ===========================
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# Theme components
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# ===========================
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function __bobthefish_prompt_status -d 'Display symbols for a non zero exit status, root and background jobs'
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set -l nonzero
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set -l superuser
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set -l bg_jobs
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# Last exit was nonzero
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if [ $status -ne 0 ]
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set nonzero $__bobthefish_nonzero_exit_glyph
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end
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# if superuser (uid == 0)
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set -l uid (id -u $USER)
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if [ $uid -eq 0 ]
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set superuser $__bobthefish_superuser_glyph
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end
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# Jobs display
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if [ (jobs -l | wc -l) -gt 0 ]
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set bg_jobs $__bobthefish_bg_job_glyph
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end
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set -l status_flags "$nonzero$superuser$bg_jobs"
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if [ "$nonzero" -o "$superuser" -o "$bg_jobs" ]
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__bobthefish_start_segment fff 000
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if [ "$nonzero" ]
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set_color $__bobthefish_med_red --bold
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echo -n $__bobthefish_nonzero_exit_glyph
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end
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if [ "$superuser" ]
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set_color $__bobthefish_med_green --bold
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echo -n $__bobthefish_superuser_glyph
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end
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if [ "$bg_jobs" ]
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set_color $__bobthefish_slate_blue --bold
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echo -n $__bobthefish_bg_job_glyph
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end
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set_color normal
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end
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end
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function __bobthefish_prompt_user -d 'Display actual user if different from $default_user'
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if [ "$theme_display_user" = 'yes' ]
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if [ "$USER" != "$default_user" -o -n "$SSH_CLIENT" ]
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__bobthefish_start_segment $__bobthefish_lt_grey $__bobthefish_slate_blue
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echo -n -s (whoami) '@' (hostname | cut -d . -f 1) ' '
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end
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end
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end
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function __bobthefish_prompt_hg -d 'Display the actual hg state'
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set -l dirty (command hg stat; or echo -n '*')
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set -l flags "$dirty"
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[ "$flags" ]; and set flags ""
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set -l flag_bg $__bobthefish_lt_green
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set -l flag_fg $__bobthefish_dk_green
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if [ "$dirty" ]
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set flag_bg $__bobthefish_med_red
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set flag_fg fff
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end
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__bobthefish_path_segment $argv[1]
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__bobthefish_start_segment $flag_bg $flag_fg
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echo -n -s $__bobthefish_hg_glyph ' '
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__bobthefish_start_segment $flag_bg $flag_fg --bold
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echo -n -s (__bobthefish_hg_branch) $flags ' '
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set_color normal
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set -l project_pwd (__bobthefish_project_pwd $argv[1])
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if [ "$project_pwd" ]
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if [ -w "$PWD" ]
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__bobthefish_start_segment 333 999
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else
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__bobthefish_start_segment $__bobthefish_med_red $__bobthefish_lt_red
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end
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echo -n -s $project_pwd ' '
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end
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end
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function __bobthefish_prompt_git -d 'Display the actual git state'
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set -l dirty (command git diff --no-ext-diff --quiet --exit-code; or echo -n '*')
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set -l staged (command git diff --cached --no-ext-diff --quiet --exit-code; or echo -n '~')
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set -l stashed (command git rev-parse --verify --quiet refs/stash >/dev/null; and echo -n '$')
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set -l ahead (__bobthefish_git_ahead)
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set -l new ''
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set -l show_untracked (git config --bool bash.showUntrackedFiles)
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if [ "$theme_display_git_untracked" != 'no' -a "$show_untracked" != 'false' ]
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set new (command git ls-files --other --exclude-standard)
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[ "$new" ]; and set new '…'
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end
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set -l flags "$dirty$staged$stashed$ahead$new"
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[ "$flags" ]; and set flags " $flags"
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set -l flag_bg $__bobthefish_lt_green
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set -l flag_fg $__bobthefish_dk_green
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if [ "$dirty" -o "$staged" ]
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set flag_bg $__bobthefish_med_red
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set flag_fg fff
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else if [ "$stashed" ]
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set flag_bg $__bobthefish_lt_orange
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set flag_fg $__bobthefish_dk_orange
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end
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__bobthefish_path_segment $argv[1]
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__bobthefish_start_segment $flag_bg $flag_fg --bold
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echo -n -s (__bobthefish_git_branch) $flags ' '
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set_color normal
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set -l project_pwd (__bobthefish_project_pwd $argv[1])
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if [ "$project_pwd" ]
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if [ -w "$PWD" ]
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__bobthefish_start_segment 333 999
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else
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__bobthefish_start_segment $__bobthefish_med_red $__bobthefish_lt_red
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end
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echo -n -s $project_pwd ' '
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end
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end
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function __bobthefish_prompt_dir -d 'Display a shortened form of the current directory'
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__bobthefish_path_segment "$PWD"
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end
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function __bobthefish_virtualenv_python_version -d 'Get current python version'
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set -l python_version (readlink (which python))
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switch "$python_version"
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case 'python2*'
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echo $__bobthefish_superscript_glyph[2]
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case 'python3*'
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echo $__bobthefish_superscript_glyph[3]
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case 'pypy*'
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echo $__bobthefish_pypy_glyph
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end
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end
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function __bobthefish_prompt_virtualfish -d "Display activated virtual environment (only for virtualfish, virtualenv's activate.fish changes prompt by itself)"
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[ "$theme_display_virtualenv" = 'no' -o -z "$VIRTUAL_ENV" ]; and return
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set -l version_glyph (__bobthefish_virtualenv_python_version)
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if [ "$version_glyph" ]
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__bobthefish_start_segment $__bobthefish_med_blue $__bobthefish_lt_grey
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echo -n -s $__bobthefish_virtualenv_glyph $version_glyph
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end
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__bobthefish_start_segment $__bobthefish_med_blue $__bobthefish_lt_grey --bold
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echo -n -s (basename "$VIRTUAL_ENV") ' '
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set_color normal
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end
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function __bobthefish_prompt_rubies -d 'Display current Ruby (rvm/rbenv)'
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[ "$theme_display_ruby" = 'no' ]; and return
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set -l ruby_version
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if type rvm-prompt >/dev/null 2>&1
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set ruby_version (rvm-prompt i v g)
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else if type rbenv >/dev/null 2>&1
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set ruby_version (rbenv version-name)
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# Don't show global ruby version...
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[ "$ruby_version" = (rbenv global) ]; and return
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end
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[ -z "$ruby_version" ]; and return
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__bobthefish_start_segment $__bobthefish_ruby_red $__bobthefish_lt_grey --bold
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echo -n -s $ruby_version ' '
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set_color normal
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end
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# ===========================
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# Apply theme
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# ===========================
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function fish_prompt -d 'bobthefish, a fish theme optimized for awesome'
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__bobthefish_prompt_status
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__bobthefish_prompt_user
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__bobthefish_prompt_rubies
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__bobthefish_prompt_virtualfish
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set -l git_root (__bobthefish_git_project_dir)
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set -l hg_root (__bobthefish_hg_project_dir)
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if [ (echo "$hg_root" | wc -c) -gt (echo "$git_root" | wc -c) ]
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__bobthefish_prompt_hg $hg_root
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else if [ "$git_root" ]
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__bobthefish_prompt_git $git_root
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else
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__bobthefish_prompt_dir
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end
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__bobthefish_finish_segments
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end
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