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267 lines
6.5 KiB
Fish
267 lines
6.5 KiB
Fish
# Set these options in your config.fish (if you want to :])
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#
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# set -g theme_display_user yes
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# set -g theme_hostname never
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# set -g theme_hostname always
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# set -g default_user your_normal_user
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# Backward compatibility
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#
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# Note: Do not depend on these behavior. These can be removed in anytime by the
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# author in the name of code readability.
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if set -q theme_hide_hostname
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# Existing $theme_hostname will always override $theme_hide_hostname
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if not set -q theme_hostname
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if [ "theme_hide_hostname" = "yes" ]
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set -g theme_hostname never
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end
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if [ "theme_hide_hostname" = "no" ]
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set -g theme_hostname always
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end
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end
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end
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#
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# Segments functions
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#
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set -g current_bg NONE
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set -g segment_separator \uE0B0
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function prompt_segment -d "Function to draw a segment"
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set -l bg
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set -l fg
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if [ -n "$argv[1]" ]
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set bg $argv[1]
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else
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set bg normal
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end
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if [ -n "$argv[2]" ]
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set fg $argv[2]
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else
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set fg normal
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end
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if [ "$current_bg" != 'NONE' -a "$argv[1]" != "$current_bg" ]
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set_color -b $bg
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set_color $current_bg
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echo -n "$segment_separator "
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set_color -b $bg
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set_color $fg
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else
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set_color -b $bg
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set_color $fg
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echo -n " "
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end
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set current_bg $argv[1]
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if [ -n "$argv[3]" ]
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echo -n -s $argv[3] " "
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end
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end
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function prompt_finish -d "Close open segments"
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if [ -n $current_bg ]
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set_color -b normal
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set_color $current_bg
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echo -n "$segment_separator "
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end
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set_color normal
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set -g current_bg NONE
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end
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#
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# Components
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#
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function prompt_virtual_env -d "Display Python virtual environment"
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if test "$VIRTUAL_ENV"
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prompt_segment white black (basename $VIRTUAL_ENV)
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end
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end
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function prompt_user -d "Display current user if different from $default_user"
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set -l BG 444444
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set -l FG BCBCBC
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if [ "$theme_display_user" = "yes" ]
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if [ "$USER" != "$default_user" -o -n "$SSH_CLIENT" ]
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set USER (whoami)
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get_hostname
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if [ $HOSTNAME_PROMPT ]
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set USER_PROMPT $USER@$HOSTNAME_PROMPT
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else
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set USER_PROMPT $USER
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end
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prompt_segment $BG $FG $USER_PROMPT
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end
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else
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get_hostname
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if [ $HOSTNAME_PROMPT ]
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prompt_segment $BG $FG $HOSTNAME_PROMPT
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end
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end
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end
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function get_hostname -d "Set current hostname to prompt variable $HOSTNAME_PROMPT if connected via SSH"
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set -g HOSTNAME_PROMPT ""
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if [ "$theme_hostname" = "always" -o \( "$theme_hostname" != "never" -a -n "$SSH_CLIENT" \) ]
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set -g HOSTNAME_PROMPT (hostname)
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end
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end
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function prompt_dir -d "Display the current directory"
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prompt_segment 666666 000000 (prompt_pwd)
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end
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function prompt_hg -d "Display mercurial state"
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set -l branch
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set -l state
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if command hg id >/dev/null 2>&1
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if command hg prompt >/dev/null 2>&1
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set branch (command hg prompt "{branch}")
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set state (command hg prompt "{status}")
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set branch_symbol \uE0A0
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if [ "$state" = "!" ]
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prompt_segment red white "$branch_symbol $branch ±"
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else if [ "$state" = "?" ]
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prompt_segment yellow black "$branch_symbol $branch ±"
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else
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prompt_segment green black "$branch_symbol $branch"
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end
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end
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end
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end
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function prompt_git -d "Display the current git state"
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set -l ref
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if command git rev-parse --is-inside-work-tree >/dev/null 2>&1
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set ref (command git symbolic-ref HEAD 2> /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 2> /dev/null)
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set ref "➦ $branch "
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end
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set branch_symbol \uE0A0
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set -l branch (echo $ref | sed "s-refs/heads/-$branch_symbol -")
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set -l BG PROMPT
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set -l dirty (command git status --porcelain --ignore-submodules=dirty 2> /dev/null)
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if [ "$dirty" = "" ]
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set BG green
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set PROMPT "$branch"
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else
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set BG yellow
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set dirty ''
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# Check if there's any commit in the repo
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set -l empty 0
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git rev-parse --quiet --verify HEAD > /dev/null 2>&1; or set empty 1
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set -l target
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if [ $empty = 1 ]
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# The repo is empty
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set target '4b825dc642cb6eb9a060e54bf8d69288fbee4904'
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else
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# The repo is not emtpy
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set target 'HEAD'
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# Check for unstaged change only when the repo is not empty
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set -l unstaged 0
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git diff --no-ext-diff --ignore-submodules=dirty --quiet --exit-code; or set unstaged 1
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if [ $unstaged = 1 ]; set dirty $dirty'●'; end
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end
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# Check for staged change
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set -l staged 0
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git diff-index --cached --quiet --exit-code --ignore-submodules=dirty $target; or set staged 1
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if [ $staged = 1 ]; set dirty $dirty'✚'; end
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# Check for dirty
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if [ "$dirty" = "" ]
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set PROMPT "$branch"
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else
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set PROMPT "$branch $dirty"
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end
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end
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prompt_segment $BG black $PROMPT
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end
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end
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function prompt_svn -d "Display the current svn state"
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set -l ref
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if command svn ls . >/dev/null 2>&1
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set branch (svn_get_branch)
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set branch_symbol \uE0A0
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set revision (svn_get_revision)
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prompt_segment green black "$branch_symbol $branch:$revision"
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end
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end
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function svn_get_branch -d "get the current branch name"
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svn info 2> /dev/null | awk -F/ \
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'/^URL:/ { \
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for (i=0; i<=NF; i++) { \
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if ($i == "branches" || $i == "tags" ) { \
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print $(i+1); \
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break;\
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}; \
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if ($i == "trunk") { print $i; break; } \
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} \
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}'
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end
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function svn_get_revision -d "get the current revision number"
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svn info 2> /dev/null | sed -n 's/Revision:\ //p'
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end
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function prompt_status -d "the symbols for a non zero exit status, root and background jobs"
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if [ $RETVAL -ne 0 ]
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prompt_segment black red "✘"
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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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prompt_segment black yellow "⚡"
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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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prompt_segment black cyan "⚙"
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end
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end
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if printf '%s\n' '2.2.0' $FISH_VERSION | sort --check=silent --version-sort
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# Current version ≥ 2.2.0
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function __exists -a name -d "Check if a function or program does exist."
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command -v "$name" ^/dev/null >&2
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end
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else
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# Current version < 2.2.0
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function __exists -a name -d "Check if a function or program does exist."
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type "$name" ^/dev/null >&2
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end
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end
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#
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# Prompt
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#
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function fish_prompt
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set -g RETVAL $status
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prompt_status
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prompt_virtual_env
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prompt_user
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prompt_dir
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# __exists hg; and prompt_hg
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__exists git; and prompt_git
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# __exists svn; and prompt_svn
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prompt_finish
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end
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