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111 lines
3.7 KiB
Fish
111 lines
3.7 KiB
Fish
function fish_prompt --description 'Write out the prompt'
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set -l last_status $status
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set -l color_cwd
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set -l suffix
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set -l user_prefix
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set -l git_branch
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set -l jobs_num
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set -l exit_code
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# Set exit code, based on last command status
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if test $last_status -ne 0
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set exit_code '<' (set_color $fish_color_status) $last_status (set_color normal) '> '
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end
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# Set jobs num, based on exit code of jobs command
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if jobs >/dev/null
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set -l jobs_out (jobs -c)
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set jobs_num '[' (set_color grey) (count $jobs_out) (set_color normal) '] '
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end
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# Set cwd color and prompt suffix, based on current user and fish_bind_mode.
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switch "$USER"
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case root toor
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if set -q fish_color_cwd_root
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set color_cwd $fish_color_cwd_root
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else
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set color_cwd $fish_color_cwd
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end
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set suffix '#'
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if test $fish_key_bindings = 'fish_vi_key_bindings'
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switch "$fish_bind_mode"
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case 'insert'
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set suffix (set_color brblue) $suffix (set_color normal)
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case 'visual'
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set suffix (set_color bryellow) $suffix (set_color normal)
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end
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end
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case '*'
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set color_cwd $fish_color_cwd
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set suffix '>'
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if test $fish_key_bindings = 'fish_vi_key_bindings'
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switch "$fish_bind_mode"
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case 'insert'
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set suffix (set_color brblue) $suffix (set_color normal)
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case 'default'
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set suffix '^'
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case 'visual'
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set suffix (set_color bryellow) 'v' (set_color normal)
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end
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end
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end
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# Set user_prefix, based on whether or not inside of ssh session.
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if test -n "$SSH_CLIENT"
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set user_prefix $USER @ (prompt_hostname) ' '
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end
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# Show current git branch, based on git commands only.
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if git status >/dev/null 2>&1
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set -l branch_color green
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set -l git_status (git status)
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if string match 'Changes not staged for commit:' $git_status >/dev/null
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or string match 'Untracked files:' $git_status >/dev/null
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set branch_color red
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else if string match 'Changes to be committed:' $git_status >/dev/null
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set branch_color yellow
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end
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set -l cur_branch (string sub -s 3 (string match -r '^\* .*$' (git branch)))
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if string match -q '(HEAD detached*' $cur_branch
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set cur_branch 'detached'
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end
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if test -n "$cur_branch"
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set -l cur_branch_len (string length $cur_branch)
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if test $cur_branch_len -gt 21
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set -l sub_str (string sub -l 18 $cur_branch)
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set cur_branch "$sub_str..."
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end
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end
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if string match 'Your branch is ahead of*' $git_status >/dev/null
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set cur_branch $cur_branch \u21A5
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else if string match 'Your branch is behind*' $git_status >/dev/null
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set cur_branch $cur_branch \u21A7
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end
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set git_branch ' on ' (set_color $branch_color) $cur_branch (set_color normal)
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end
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# Combine all prompt variables
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set -l cwd (set_color $color_cwd) (prompt_pwd) (set_color normal)
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set -l top_prompt $cwd $git_branch
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set -l bottom_prompt $user_prefix $jobs_num $exit_code $suffix ' '
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# Decide whether to insert newline, based on whether the top prompt is only equal to cwd
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if test "$top_prompt" = "$cwd"
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set bottom_prompt ' ' $bottom_prompt
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else
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set bottom_prompt \n $bottom_prompt
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end
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echo -n -s $top_prompt
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echo -n -s $bottom_prompt
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end
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