#compdef split

autoload -U is-at-least

_split() {
    typeset -A opt_args
    typeset -a _arguments_options
    local ret=1

    if is-at-least 5.2; then
        _arguments_options=(-s -S -C)
    else
        _arguments_options=(-s -C)
    fi

    local context curcontext="$curcontext" state line
    _arguments "${_arguments_options[@]}" : \
'-b+[put SIZE bytes per output file]:SIZE:_default' \
'--bytes=[put SIZE bytes per output file]:SIZE:_default' \
'-C+[put at most SIZE bytes of lines per output file]:SIZE:_default' \
'--line-bytes=[put at most SIZE bytes of lines per output file]:SIZE:_default' \
'-l+[put NUMBER lines/records per output file]:NUMBER:_default' \
'--lines=[put NUMBER lines/records per output file]:NUMBER:_default' \
'-n+[generate CHUNKS output files; see explanation below]:CHUNKS:_default' \
'--number=[generate CHUNKS output files; see explanation below]:CHUNKS:_default' \
'--additional-suffix=[additional SUFFIX to append to output file names]:SUFFIX:_default' \
'--filter=[write to shell COMMAND; file name is \$FILE (Currently not implemented for Windows)]:COMMAND:_command_names -e' \
'--numeric-suffixes=[same as -d, but allow setting the start value]::FROM:_default' \
'--hex-suffixes=[same as -x, but allow setting the start value]::FROM:_default' \
'-a+[generate suffixes of length N (default 2)]:N:_default' \
'--suffix-length=[generate suffixes of length N (default 2)]:N:_default' \
'*-t+[use SEP instead of newline as the record separator; '\''\\\\0'\'' (zero) specifies the NUL character]:SEP:_default' \
'*--separator=[use SEP instead of newline as the record separator; '\''\\\\0'\'' (zero) specifies the NUL character]:SEP:_default' \
'--io-blksize=[]: :_default' \
'-e[do not generate empty output files with '\''-n'\'']' \
'--elide-empty-files[do not generate empty output files with '\''-n'\'']' \
'-d[use numeric suffixes starting at 0, not alphabetic]' \
'-x[use hex suffixes starting at 0, not alphabetic]' \
'--verbose[print a diagnostic just before each output file is opened]' \
'-h[Print help]' \
'--help[Print help]' \
'-V[Print version]' \
'--version[Print version]' \
'::input:_files' \
'::prefix:_default' \
&& ret=0
}

(( $+functions[_split_commands] )) ||
_split_commands() {
    local commands; commands=()
    _describe -t commands 'split commands' commands "$@"
}

if [ "$funcstack[1]" = "_split" ]; then
    _split "$@"
else
    compdef _split split
fi
