# var=$1
# dest=$2
- eval "${JSON_PREFIX}$1=\$(( \${${JSON_PREFIX}$1:-0} + 1))${2:+; $2=\"\$${JSON_PREFIX}$1\"}"
+ let "${JSON_PREFIX}$1 += 1" "$2 = ${JSON_PREFIX}$1"
}
_json_add_generic() {
_json_get_var _s_cur JSON_CUR
_json_get_var "${JSON_PREFIX}JSON_CUR" "UP_$_s_cur"
+ unset "${JSON_PREFIX}UP_$_s_cur"
}
json_set_namespace() {
}
json_cleanup() {
- local unset
+ local unset tmp
_json_get_var unset JSON_UNSET
for tmp in $unset JSON_VAR; do
json_init() {
json_cleanup
+ export -n ${JSON_PREFIX}JSON_SEQ=0
export -- \
- ${JSON_PREFIX}JSON_SEQ=0 \
${JSON_PREFIX}JSON_CUR="JSON_VAR" \
${JSON_PREFIX}KEYS_JSON_VAR= \
${JSON_PREFIX}TYPE_JSON_VAR=
# functions read access to json variables
json_load() {
- eval `jshn -r "$1"`
+ eval "`jshn -r "$1"`"
}
json_dump() {
json_get_values() {
local _v_dest="$1"
local _v_keys _v_val _select=
+ local _json_no_warning=1
unset "$_v_dest"
[ -n "$2" ] && {
- json_select "$2"
+ json_select "$2" || return 1
_select=1
}
_json_get_var __cur JSON_CUR
local __var="${JSON_PREFIX}${__cur}_${2//[^a-zA-Z0-9_]/_}"
- eval "export -- \"$__dest=\${$__var}\"; [ -n \"\${$__var+x}\" ]"
+ eval "export -- \"$__dest=\${$__var:-$3}\"; [ -n \"\${$__var+x}\${3+x}\" ]"
}
json_get_vars() {
while [ "$#" -gt 0 ]; do
local _var="$1"; shift
- json_get_var "$_var" "$_var"
+ if [ "$_var" != "${_var#*:}" ]; then
+ json_get_var "${_var%%:*}" "${_var%%:*}" "${_var#*:}"
+ else
+ json_get_var "$_var" "$_var"
+ fi
done
}
[[ "$1" == ".." ]] && {
_json_get_var cur JSON_CUR
_json_get_var cur "UP_$cur"
+ unset "${JSON_PREFIX}UP_$cur"
_json_set_var JSON_CUR "$cur"
return 0
}
case "$type" in
object|array)
json_get_var cur "$target"
+ _json_get_var "${JSON_PREFIX}UP_$cur" JSON_CUR
_json_set_var JSON_CUR "$cur"
;;
*)
- echo "WARNING: Variable '$target' does not exist or is not an array/object"
+ [ -n "$_json_no_warning" ] || \
+ echo "WARNING: Variable '$target' does not exist or is not an array/object"
return 1
;;
esac