edit:completion:arg-completer[just] = [@words]{
    fn spaces [n]{
        repeat $n ' ' | joins ''
    }
    fn cand [text desc]{
        edit:complex-candidate $text &display-suffix=' '(spaces (- 14 (wcswidth $text)))$desc
    }
    command = 'just'
    for word $words[1:-1] {
        if (has-prefix $word '-') {
            break
        }
        command = $command';'$word
    }
    completions = [
        &'just'= {
            cand --chooser 'Override binary invoked by `--choose`'
            cand --color 'Print colorful output'
            cand --list-heading 'Print <TEXT> before list'
            cand --list-prefix 'Print <TEXT> before each list item'
            cand -f 'Use <JUSTFILE> as justfile'
            cand --justfile 'Use <JUSTFILE> as justfile'
            cand --set 'Override <VARIABLE> with <VALUE>'
            cand --shell 'Invoke <SHELL> to run recipes'
            cand --shell-arg 'Invoke shell with <SHELL-ARG> as an argument'
            cand -d 'Use <WORKING-DIRECTORY> as working directory. --justfile must also be set'
            cand --working-directory 'Use <WORKING-DIRECTORY> as working directory. --justfile must also be set'
            cand --completions 'Print shell completion script for <SHELL>'
            cand -s 'Show information about <RECIPE>'
            cand --show 'Show information about <RECIPE>'
            cand --dry-run 'Print what just would do without doing it'
            cand --highlight 'Highlight echoed recipe lines in bold'
            cand --no-dotenv 'Don''t load `.env` file'
            cand --no-highlight 'Don''t highlight echoed recipe lines in bold'
            cand -q 'Suppress all output'
            cand --quiet 'Suppress all output'
            cand --clear-shell-args 'Clear shell arguments'
            cand -u 'Return list and summary entries in source order'
            cand --unsorted 'Return list and summary entries in source order'
            cand -v 'Use verbose output'
            cand --verbose 'Use verbose output'
            cand --choose 'Select one or more recipes to run using a binary. If `--chooser` is not passed the chooser defaults to the value of $JUST_CHOOSER, falling back to `fzf`'
            cand --dump 'Print entire justfile'
            cand -e 'Edit justfile with editor given by $VISUAL or $EDITOR, falling back to `vim`'
            cand --edit 'Edit justfile with editor given by $VISUAL or $EDITOR, falling back to `vim`'
            cand --evaluate 'Print evaluated variables'
            cand --init 'Initialize new justfile in project root'
            cand -l 'List available recipes and their arguments'
            cand --list 'List available recipes and their arguments'
            cand --summary 'List names of available recipes'
            cand --variables 'List names of variables'
            cand -h 'Print help information'
            cand --help 'Print help information'
            cand -V 'Print version information'
            cand --version 'Print version information'
        }
    ]
    $completions[$command]
}