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luacheck: fix dkjson warnings 

Signed-off-by: Luca Capezzuto <luca.cpz@gmail.com>
This commit is contained in:
Luca Capezzuto 2022-06-11 12:07:45 +02:00
parent 4b5c98612c
commit c7c50bbf8c
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GPG Key ID: 35B564C871E7EFEA
1 changed files with 6 additions and 7 deletions
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13
util/dkjson.lua
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@ -42,8 +42,8 @@ SOFTWARE.
--]==]
-- global dependencies:
local pairs, type, tostring, tonumber, getmetatable, setmetatable, rawset =
pairs, type, tostring, tonumber, getmetatable, setmetatable, rawset
local pairs, type, tostring, tonumber, getmetatable, setmetatable =
pairs, type, tostring, tonumber, getmetatable, setmetatable
local error, require, pcall, select = error, require, pcall, select
local floor, huge = math.floor, math.huge
local strrep, gsub, strsub, strbyte, strchar, strfind, strlen, strformat =
@ -64,7 +64,7 @@ if register_global_module_table then
end
end
local _ENV = nil -- blocking globals in Lua 5.2 and later
_ENV = nil -- blocking globals in Lua 5.2 and later
pcall (function()
-- Enable access to blocked metatables.
@ -252,7 +252,7 @@ local function exception(reason, value, state, buffer, buflen, defaultmessage)
end
end
function json.encodeexception(reason, value, state, defaultmessage)
function json.encodeexception(_reason, _value, _state, defaultmessage)
return quotestring("<" .. defaultmessage .. ">")
end
@ -327,7 +327,7 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
local v = value[k]
if v ~= nil then
used[k] = true
buflen, msg = addpair (k, v, prev, indent, level, buffer, buflen, tables, globalorder, state)
buflen, _msg = addpair (k, v, prev, indent, level, buffer, buflen, tables, globalorder, state)
prev = true -- add a seperator before the next element
end
end
@ -510,7 +510,6 @@ end
local scanvalue -- forward declaration
local function scantable (what, closechar, str, startpos, nullval, objectmeta, arraymeta)
local len = strlen (str)
local tbl, n = {}, 0
local pos = startpos + 1
if what == 'object' then
@ -640,7 +639,7 @@ function json.use_lpeg ()
local PlainChar = 1 - S"\"\\\n\r"
local EscapeSequence = (P"\\" * g.C (S"\"\\/bfnrt" + Err "unsupported escape sequence")) / escapechars
local HexDigit = R("09", "af", "AF")
local function UTF16Surrogate (match, pos, high, low)
local function UTF16Surrogate (_match, _pos, high, low)
high, low = tonumber (high, 16), tonumber (low, 16)
if 0xD800 <= high and high <= 0xDBff and 0xDC00 <= low and low <= 0xDFFF then
return true, unichar ((high - 0xD800) * 0x400 + (low - 0xDC00) + 0x10000)