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jshn: refactor _jshn_append to require fewer evals

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
This commit is contained in:
Felix Fietkau 2013-10-30 11:50:39 +01:00
parent dcbc14a701
commit a34c8f6918
1 changed files with 3 additions and 6 deletions
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9
sh/jshn.sh
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@ -22,12 +22,9 @@ __jshn_raw_append() {
_jshn_append() {
# var=$1
# value=$2
# sep=$3
local __old_val
_json_get_var __old_val "$1"
_json_set_var "$1" "${__old_val:+$__old_val${3:- }}$2"
local _a_value="$2"
local _a_sep="${3:- }"
eval "${JSON_PREFIX}$1=\"\${${JSON_PREFIX}$1:+\${${JSON_PREFIX}$1}\${_a_value:+\$_a_sep}}\$_a_value\""
}
_json_export() {