27 lines
895 B
Fish
27 lines
895 B
Fish
# Based on the built-in prompt_pwd.
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function prompt_pwd --description "Print the current working directory, shortened to fit the prompt"
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set -l options h/help
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argparse -n prompt_pwd --max-args=0 $options -- $argv
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or return
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if set -q _flag_help
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__fish_print_help prompt_pwd
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return 0
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end
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# This allows overriding fish_prompt_pwd_dir_length from the outside (global or universal) without leaking it
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set -q fish_prompt_pwd_dir_length
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or set -l fish_prompt_pwd_dir_length 1
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# Replace $HOME with "~"
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set -l realhome ~
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set -l tmp (string replace -r '^'"$realhome"'($|/)' '~$1' $PWD)
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if [ $fish_prompt_pwd_dir_length -eq 0 ]
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echo $tmp
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else
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# Shorten to at most $fish_prompt_pwd_dir_length characters per directory
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string replace -ar '(\.?[^/]{'"$fish_prompt_pwd_dir_length"'})[^/]*/' '$1/' $tmp
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end
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end
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