diff --git a/configs/shared/.config/fish/config.fish b/configs/shared/.config/fish/config.fish index f14c6fd56..58cd98d7e 100644 --- a/configs/shared/.config/fish/config.fish +++ b/configs/shared/.config/fish/config.fish @@ -50,23 +50,74 @@ set fish_greeting "" # Prompt function fish_prompt - set -l color_cwd - set -l suffix - switch "$USER" - case root toor - if set -q fish_color_cwd_root - set color_cwd $fish_color_cwd_root - else - set color_cwd $fish_color_cwd - end - set suffix '#' - case '*' - set color_cwd $fish_color_cwd - set suffix '>' + # My custom prompt. + # + # Design objectives: + # - max-length <= 80 characters + # - minimal + # - no dependencies (well, you know what I mean) + # + # Components + # - ssh connection + # - user + # - host + # - git repo + # - git branch + # - lambda character as prompt + + # Cache status before we overwrite it. + set -l last_status $status + + # Colors + set -l color_inactive (set_color red --bold) + set -l color_active (set_color green --bold) + set -l color_normal (set_color normal) + + # SSH information + if set -q SSH_CLIENT; or set -q SSH_TTY + echo -en "$color_active \bssh ✓ [$color_normal$USER@"(hostname)"$color_active]$color_normal" + else + echo -en "$color_inactive \bssh ✗ [$color_normal$USER@"(hostname)"$color_inactive]$color_normal" end - echo -n -s "$USER" @ (prompt_hostname) ' ' (set_color $color_cwd) (pwd) (set_color normal) - echo -e "\n$suffix " + # Separator + echo -n " " + + # Git information + set -l git_repo (git rev-parse --show-toplevel 2>/dev/null) + set -l git_status $status + set -l dir_parent (basename (realpath ..)) + set -l dir_current (basename (realpath .)) + if test $git_status -eq 0 + set -l git_repo_name (basename (git rev-parse --show-toplevel)) + set -l git_branch (git branch 2>/dev/null | grep '^\*' | cut -d' ' -f2-) + echo -en "$color_active \bgit ✓ [$color_normal$git_branch$color_active|$color_normal$git_repo_name$color_active|$color_normal$dir_parent/$dir_current$color_active]$color_normal" + else + echo -en "$color_inactive \bgit ✗ [$color_normal$dir_parent/$dir_current$color_inactive]$color_normal" + end + + # Newline + echo + + # Handle root vs non-root + if [ "$USER" = "root" ] + set -g prompt_sigil "#" + else + set -g prompt_sigil "λ" + end + + # TODO(wpcarro): For root directories like /tmp, there will not be a parent + # directory. Support these directories. + set -l time (date +"%T") + if test $last_status -eq 0 + # TODO(wpcarro): I'd prefer to use black here instead of white, but for + # some reason white is black and black is invisible. + set -l color_prompt (set_color white --bold) + echo -n "$time$color_prompt $prompt_sigil$color_normal " + else + set -l color_prompt (set_color red --bold) + echo -n "$time$color_prompt $prompt_sigil$color_normal " + end end source ./functions.fish