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authorFelix Fietkau <nbd@openwrt.org>2014-11-23 22:02:33 +0300
committerFelix Fietkau <nbd@openwrt.org>2014-11-23 22:02:51 +0300
commitd59fa8d58844f3d6fad70a540a73ee6290613dd4 (patch)
tree82972210e3f6c1932a291735e137a662a53318b0 /sh
parentf386a0d7d86af42a584180c8898aef8ccb065a33 (diff)
jshn: shorten variable names to speed up processing
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Diffstat (limited to 'sh')
-rw-r--r--sh/jshn.sh52
1 files changed, 25 insertions, 27 deletions
diff --git a/sh/jshn.sh b/sh/jshn.sh
index f8aaf2c..dab40e4 100644
--- a/sh/jshn.sh
+++ b/sh/jshn.sh
@@ -52,20 +52,18 @@ _json_add_generic() {
# cur=$4
local var
- if [ "${4%%[0-9]*}" = "JSON_ARRAY" ]; then
- _json_inc "SEQ_$4" var
+ if [ "${4%%[0-9]*}" = "J_A" ]; then
+ _json_inc "S_$4" var
else
- local name="${2//[^a-zA-Z0-9_]/_}"
- [[ "$name" == "$2" ]] || export -- "${JSON_PREFIX}NAME_${4}_${name}=$2"
- var="$name"
+ var="${2//[^a-zA-Z0-9_]/_}"
+ [[ "$var" == "$2" ]] || export -- "${JSON_PREFIX}N_${4}_${var}=$2"
fi
- local cur_var=
export -- \
"${JSON_PREFIX}${4}_$var=$3" \
- "${JSON_PREFIX}TYPE_${4}_$var=$1"
+ "${JSON_PREFIX}T_${4}_$var=$1"
_jshn_append "JSON_UNSET" "${4}_$var"
- _jshn_append "KEYS_$4" "$var"
+ _jshn_append "K_$4" "$var"
}
_json_add_table() {
@@ -77,10 +75,10 @@ _json_add_table() {
_json_get_var cur JSON_CUR
_json_inc JSON_SEQ seq
- local table="JSON_$3$seq"
- _json_set_var "UP_$table" "$cur"
- export -- "${JSON_PREFIX}KEYS_$table="
- unset "${JSON_PREFIX}SEQ_$table"
+ local table="J_$3$seq"
+ _json_set_var "U_$table" "$cur"
+ export -- "${JSON_PREFIX}K_$table="
+ unset "${JSON_PREFIX}S_$table"
_json_set_var JSON_CUR "$table"
_jshn_append "JSON_UNSET" "$table"
@@ -91,8 +89,8 @@ _json_close_table() {
local _s_cur
_json_get_var _s_cur JSON_CUR
- _json_get_var "${JSON_PREFIX}JSON_CUR" "UP_$_s_cur"
- unset "${JSON_PREFIX}UP_$_s_cur"
+ _json_get_var "${JSON_PREFIX}JSON_CUR" "U_$_s_cur"
+ unset "${JSON_PREFIX}U_$_s_cur"
}
json_set_namespace() {
@@ -109,11 +107,11 @@ json_cleanup() {
_json_get_var unset JSON_UNSET
for tmp in $unset JSON_VAR; do
unset \
- ${JSON_PREFIX}UP_$tmp \
- ${JSON_PREFIX}KEYS_$tmp \
- ${JSON_PREFIX}SEQ_$tmp \
- ${JSON_PREFIX}TYPE_$tmp \
- ${JSON_PREFIX}NAME_$tmp \
+ ${JSON_PREFIX}U_$tmp \
+ ${JSON_PREFIX}K_$tmp \
+ ${JSON_PREFIX}S_$tmp \
+ ${JSON_PREFIX}T_$tmp \
+ ${JSON_PREFIX}N_$tmp \
${JSON_PREFIX}$tmp
done
@@ -128,11 +126,11 @@ json_init() {
export -n ${JSON_PREFIX}JSON_SEQ=0
export -- \
${JSON_PREFIX}JSON_CUR="JSON_VAR" \
- ${JSON_PREFIX}KEYS_JSON_VAR=
+ ${JSON_PREFIX}K_JSON_VAR=
}
json_add_object() {
- _json_add_table "$1" object TABLE
+ _json_add_table "$1" object T
}
json_close_object() {
@@ -140,7 +138,7 @@ json_close_object() {
}
json_add_array() {
- _json_add_table "$1" array ARRAY
+ _json_add_table "$1" array A
}
json_close_array() {
@@ -186,7 +184,7 @@ json_get_type() {
local __cur
_json_get_var __cur JSON_CUR
- local __var="${JSON_PREFIX}TYPE_${__cur}_${2//[^a-zA-Z0-9_]/_}"
+ local __var="${JSON_PREFIX}T_${__cur}_${2//[^a-zA-Z0-9_]/_}"
eval "export -- \"$__dest=\${$__var}\"; [ -n \"\${$__var+x}\" ]"
}
@@ -199,7 +197,7 @@ json_get_keys() {
else
_json_get_var _tbl_cur JSON_CUR
fi
- local __var="${JSON_PREFIX}KEYS_${_tbl_cur}"
+ local __var="${JSON_PREFIX}K_${_tbl_cur}"
eval "export -- \"$__dest=\${$__var}\"; [ -n \"\${$__var+x}\" ]"
}
@@ -257,8 +255,8 @@ json_select() {
}
[[ "$1" == ".." ]] && {
_json_get_var cur JSON_CUR
- _json_get_var cur "UP_$cur"
- unset "${JSON_PREFIX}UP_$cur"
+ _json_get_var cur "U_$cur"
+ unset "${JSON_PREFIX}U_$cur"
_json_set_var JSON_CUR "$cur"
return 0
}
@@ -266,7 +264,7 @@ json_select() {
case "$type" in
object|array)
json_get_var cur "$target"
- _json_get_var "${JSON_PREFIX}UP_$cur" JSON_CUR
+ _json_get_var "${JSON_PREFIX}U_$cur" JSON_CUR
_json_set_var JSON_CUR "$cur"
;;
*)