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# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
declare -n ref=XXX[0]
mapfile ref <<< $'1\n2'
declare -p XXX[0]
unset -n ref
declare -n ref=XXX[0]
declare -A ref
ref[foo]=bar
declare -p XXX[0]
unset -n ref
unset XXX
typeset -n ref=XXX[0]
typeset ref=4
typeset -p ref XXX
unset -n ref
unset XXX
declare -n ref=XXX[0]
ref+=([2]=x)
declare -p ref XXX[0]
unset -n ref
declare -n ref=XXX[0]
read -a ref <<< "A B C"
declare -p XXX[0]
unset -n ref
declare -n ref=XXX[0]
unset ref
ref=()
declare -p ref
coproc ref { :; }; declare -p ${!ref}
wait
unset -n ref
declare -n ref=var[123]
unset ref
declare ref=
declare -p ref ${!ref} var
unset ref
declare ref+=
declare -p ref ${!ref} var
declare +t ref
ref=X
declare -p ref ${!ref} var
unset -n ref
unset var
arr=(1 2 3)
indir='arr[@]'
declare -n ref='arr[@]'
recho "${!indir}"
recho ${!indir}
recho "$ref"
recho $ref
recho "${!indir}$ref"
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