1 # Relational pipes

     2 # Copyright © 2021 František Kučera (Frantovo.cz, GlobalCode.info)

     3 #

     4 # This program is free software: you can redistribute it and/or modify

     5 # it under the terms of the GNU General Public License as published by

     6 # the Free Software Foundation, version 3 of the License.

     7 #

     8 # This program is distributed in the hope that it will be useful,

     9 # but WITHOUT ANY WARRANTY; without even the implied warranty of

    10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

    11 # GNU General Public License for more details.

    12 #

    13 # You should have received a copy of the GNU General Public License

    14 # along with this program. If not, see <http://www.gnu.org/licenses/>.

    15 

    16 _relpipe_tr_grep_completion() {

    17 	local w0 w1 w2 w3

    18 

    19 	COMPREPLY=()

    20 	w0=${COMP_WORDS[COMP_CWORD]}

    21 	w1=${COMP_WORDS[COMP_CWORD-1]}

    22 	w2=${COMP_WORDS[COMP_CWORD-2]}

    23 	w3=${COMP_WORDS[COMP_CWORD-3]}

    24 

    25 

    26 	if   [[ "$w1" == "--relation"                      && "x$w0" == "x" ]];    then COMPREPLY=("'.*'")

    27 	elif [[ "$w1" == "--attribute"                     && "x$w0" == "x" ]];    then COMPREPLY=("'.*'")

    28 	elif [[ "$w1" == "--pattern"                       && "x$w0" == "x" ]];    then COMPREPLY=("''")

    29 	else

    30 		OPTIONS=(

    31 			"--relation"

    32 			"--attribute"

    33 			"--pattern"

    34 		)

    35 		COMPREPLY=($(compgen -W "${OPTIONS[*]}" -- "$w0"))

    36 	fi

    37 }

    38 

    39 complete -F _relpipe_tr_grep_completion relpipe-tr-grep