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path: root/bash/bash_completion.d/eds.bash
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# Complete args to eds(1df) with existing executables in $EDSPATH, defaulting
# to ~/.local/bin
_eds() {
    local edspath
    edspath=${EDSPATH:-"$HOME"/.local/bin}
    [[ -d $edspath ]] || return
    local executable
    while IFS= read -rd '' executable ; do
        [[ -n $executable ]] || continue
        COMPREPLY[${#COMPREPLY[@]}]=$executable
    done < <(
        shopt -s dotglob nullglob

        # Make globbing case-insensitive if appropriate; is there a cleaner way
        # to find this value?
        while read -r _ option value ; do
            case $option in
                (completion-ignore-case)
                    case $value in
                        (on)
                            shopt -s nocaseglob
                            break
                            ;;
                    esac
                    ;;
            esac
        done < <(bind -v)

        declare -a files
        files=("${EDSPATH:-"$HOME"/.local/bin}"/"${COMP_WORDS[COMP_CWORD]}"*)
        declare -a executables
        for file in "${files[@]}" ; do
            [[ -f $file && -x $file ]] || continue
            executables[${#executables[@]}]=${file##*/}
        done

        # Print quoted entries, null-delimited, if there was at least one;
        # otherwise, just print a null character to stop this hanging in Bash
        # 4.4
        if ((${#executables[@]})) ; then
            printf '%q\0' "${executables[@]}"
        else
            printf '\0'
        fi
    )
}
complete -F _eds eds