mirror of
https://github.com/oh-my-fish/oh-my-fish.git
synced 2025-01-23 03:04:58 +08:00
681d02b05a
Relax the python version matching, so `python` that symlinks to either major versions (e.g. 2, 3) or minor versions (e.g. 2.7, 3.4) can be properly detected. Note that currently both pypy and pypy3 have same display glyph.
390 lines
12 KiB
Fish
390 lines
12 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_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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# ===========================
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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 (command git rev-list --left-right '@{upstream}...HEAD' ^/dev/null | awk '/>/ {a += 1} /</ {b += 1} {if (a > 0) nextfile} END {if (a > 0 && b > 0) print "±"; else if (a > 0) print "+"; else if (b > 0) print "-"}')
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set -l new (command git ls-files --other --exclude-standard);
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[ "$new" ]; and set new '…'
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set -l flags "$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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[ "$theme_display_ruby" = 'no' ]; and return
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set -l ruby_version
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if type rvm-prompt >/dev/null
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set ruby_version (rvm-prompt i v g)
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else if type rbenv >/dev/null
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set ruby_version (rbenv version-name)
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# Don't show global ruby version...
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[ "$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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