72 lines
1.9 KiB
Fish
72 lines
1.9 KiB
Fish
# Utilities
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function blue
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set_color blue; printf $argv; set_color normal
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end
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function normal
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set_color normal; printf $argv; set_color normal
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end
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function displayed_string_length
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string replace -ra -- '\x1b.*?[mGKH]' '' "$argv" | string length
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end
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function padding
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printf "%-"$argv[1]"s%s" " " "$output"
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end
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# Current working directory prompt
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function fish_cwd_prompt
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set -l cwd (pwd)
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switch "$cwd"
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case "$HOME"
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printf "~"
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case "/"
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printf "/"
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case "*"
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set -l parent_dir (basename (dirname $cwd))
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test $parent_dir = "/" || printf "%s" $parent_dir
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printf '/%s' (basename $cwd)
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end
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end
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# Guix environment prompt
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function fish_environment_prompt
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normal "(env "; blue "%s" (basename $GUIX_ENVIRONMENT); normal ")"
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end
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# Actual prompt
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function fish_prompt
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if test -n "$GUIX_ENVIRONMENT"
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set -l fish_environment_prompt_length \
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(displayed_string_length (fish_environment_prompt))
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set -l fish_git_prompt_length \
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(displayed_string_length (fish_git_prompt))
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fish_environment_prompt
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printf (padding (math $COLUMNS - $fish_environment_prompt_length \
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- $fish_git_prompt_length))
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fish_git_prompt | string replace -ra ' ' ''
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printf '\n'
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else
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function fish_right_prompt
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fish_git_prompt
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end
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end
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set -g fish_key_bindings fish_vi_key_bindings
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switch "$fish_key_bindings"
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case fish_vi_key_bindings fish_hybrid_key_bindings
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test $fish_bind_mode = 'default' && normal ':' || normal '+'
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end
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blue (whoami); normal ' at '; blue (prompt_hostname)
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normal ' in '; blue (fish_cwd_prompt)
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normal ' > '
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end
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function fish_default_mode_prompt -d "Display vi prompt mode"
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# Do nothing
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end
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