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-rw-r--r--util/json.lua29
1 files changed, 14 insertions, 15 deletions
diff --git a/util/json.lua b/util/json.lua
index 2c598446..cba54e8e 100644
--- a/util/json.lua
+++ b/util/json.lua
@@ -12,7 +12,6 @@ local s_char = string.char;
local tostring, tonumber = tostring, tonumber;
local pairs, ipairs = pairs, ipairs;
local next = next;
-local error = error;
local getmetatable, setmetatable = getmetatable, setmetatable;
local print = print;
@@ -20,10 +19,10 @@ local has_array, array = pcall(require, "util.array");
local array_mt = has_array and getmetatable(array()) or {};
--module("json")
-local json = {};
+local module = {};
local null = setmetatable({}, { __tostring = function() return "null"; end; });
-json.null = null;
+module.null = null;
local escapes = {
["\""] = "\\\"", ["\\"] = "\\\\", ["\b"] = "\\b",
@@ -70,7 +69,7 @@ end
function arraysave(o, buffer)
t_insert(buffer, "[");
if next(o) then
- for i,v in ipairs(o) do
+ for _, v in ipairs(o) do
simplesave(v, buffer);
t_insert(buffer, ",");
end
@@ -165,17 +164,17 @@ function simplesave(o, buffer)
end
end
-function json.encode(obj)
+function module.encode(obj)
local t = {};
simplesave(obj, t);
return t_concat(t);
end
-function json.encode_ordered(obj)
+function module.encode_ordered(obj)
local t = { ordered = true };
simplesave(obj, t);
return t_concat(t);
end
-function json.encode_array(obj)
+function module.encode_array(obj)
local t = {};
arraysave(obj, t);
return t_concat(t);
@@ -191,7 +190,7 @@ local function _fixobject(obj)
local __array = obj.__array;
if __array then
obj.__array = nil;
- for i,v in ipairs(__array) do
+ for _, v in ipairs(__array) do
t_insert(obj, v);
end
end
@@ -199,7 +198,7 @@ local function _fixobject(obj)
if __hash then
obj.__hash = nil;
local k;
- for i,v in ipairs(__hash) do
+ for _, v in ipairs(__hash) do
if k ~= nil then
obj[k] = v; k = nil;
else
@@ -344,7 +343,7 @@ local first_escape = {
["\\u" ] = "\\u";
};
-function json.decode(json)
+function module.decode(json)
json = json:gsub("\\.", first_escape) -- get rid of all escapes except \uXXXX, making string parsing much simpler
--:gsub("[\r\n]", "\t"); -- \r\n\t are equivalent, we care about none of them, and none of them can be in strings
@@ -357,10 +356,10 @@ function json.decode(json)
return val;
end
-function json.test(object)
- local encoded = json.encode(object);
- local decoded = json.decode(encoded);
- local recoded = json.encode(decoded);
+function module.test(object)
+ local encoded = module.encode(object);
+ local decoded = module.decode(encoded);
+ local recoded = module.encode(decoded);
if encoded ~= recoded then
print("FAILED");
print("encoded:", encoded);
@@ -371,4 +370,4 @@ function json.test(object)
return encoded == recoded;
end
-return json;
+return module;