-
-- Module options:
local always_try_using_lpeg = true
local register_global_module_table = false
@@ -63,7 +11,7 @@ Version 2.5
For the documentation see the corresponding readme.txt or visit
-<http://dkolf.de/src/dkjson-lua.fsl/>.
+.
You can contact the author by sending an e-mail to 'david' at the
domain 'dkolf.de'.
@@ -73,7 +21,7 @@ Copyright (C) 2010-2014 David Heiko Kolf
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
+"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
@@ -82,7 +30,7 @@ the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
@@ -104,7 +52,7 @@ local strrep, gsub, strsub, strbyte, strchar, strfind, strlen, strformat =
local strmatch = string.match
local concat = table.concat
-local json = { version = "dkjson 2.5" }
+local json = { version = "dkjson 2.5" }
if register_global_module_table then
_G[global_module_name] = json
@@ -115,12 +63,12 @@ local _ENV = nil -- blocking globals in Lua 5.2
pcall (function()
-- Enable access to blocked metatables.
-- Don't worry, this module doesn't change anything in them.
- local debmeta = require "debug".getmetatable
+ local debmeta = require "debug".getmetatable
if debmeta then getmetatable = debmeta end
end)
json.null = setmetatable ({}, {
- __tojson = function () return "null" end
+ __tojson = function () return "null" end
})
local function isarray (tbl)
@@ -128,28 +76,28 @@ local function isarray (tbl)
for k,v in pairs (tbl) do
if k == 'n' and type(v) == 'number' then
arraylen = v
- if v > max then
+ if v > max then
max = v
end
else
- if type(k) ~= 'number' or k < 1 or floor(k) ~= k then
+ if type(k) ~= 'number' or k < 1 or floor(k) ~= k then
return false
end
- if k > max then
+ if k > max then
max = k
end
n = n + 1
end
end
- if max > 10 and max > arraylen and max > n * 2 then
+ if max > 10 and max > arraylen and max > n * 2 then
return false -- don't create an array with too many holes
end
return true, max
end
local escapecodes = {
- ["\""] = "\\\"", ["\\"] = "\\\\", ["\b"] = "\\b", ["\f"] = "\\f",
- ["\n"] = "\\n", ["\r"] = "\\r", ["\t"] = "\\t"
+ ["\""] = "\\\"", ["\\"] = "\\\\", ["\b"] = "\\b", ["\f"] = "\\f",
+ ["\n"] = "\\n", ["\r"] = "\\r", ["\t"] = "\\t"
}
local function escapeutf8 (uchar)
@@ -159,26 +107,26 @@ local function escapeutf8 (uchar)
end
local a, b, c, d = strbyte (uchar, 1, 4)
a, b, c, d = a or 0, b or 0, c or 0, d or 0
- if a <= 0x7f then
+ if a <= 0x7f then
value = a
- elseif 0xc0 <= a and a <= 0xdf and b >= 0x80 then
+ elseif 0xc0 <= a and a <= 0xdf and b >= 0x80 then
value = (a - 0xc0) * 0x40 + b - 0x80
- elseif 0xe0 <= a and a <= 0xef and b >= 0x80 and c >= 0x80 then
+ elseif 0xe0 <= a and a <= 0xef and b >= 0x80 and c >= 0x80 then
value = ((a - 0xe0) * 0x40 + b - 0x80) * 0x40 + c - 0x80
- elseif 0xf0 <= a and a <= 0xf7 and b >= 0x80 and c >= 0x80 and d >= 0x80 then
+ elseif 0xf0 <= a and a <= 0xf7 and b >= 0x80 and c >= 0x80 and d >= 0x80 then
value = (((a - 0xf0) * 0x40 + b - 0x80) * 0x40 + c - 0x80) * 0x40 + d - 0x80
else
- return ""
+ return ""
end
- if value <= 0xffff then
- return strformat ("\\u%.4x", value)
- elseif value <= 0x10ffff then
+ if value <= 0xffff then
+ return strformat ("\\u%.4x", value)
+ elseif value <= 0x10ffff then
-- encode as UTF-16 surrogate pair
value = value - 0x10000
local highsur, lowsur = 0xD800 + floor (value/0x400), 0xDC00 + (value % 0x400)
- return strformat ("\\u%.4x\\u%.4x", highsur, lowsur)
+ return strformat ("\\u%.4x\\u%.4x", highsur, lowsur)
else
- return ""
+ return ""
end
end
@@ -194,19 +142,19 @@ local function fsub (str, pattern, repl)
end
local function quotestring (value)
- -- based on the regexp "escapable" in https://github.com/douglascrockford/JSON-js
- value = fsub (value, "[%z\1-\31\"\\\127]", escapeutf8)
- if strfind (value, "[\194\216\220\225\226\239]") then
- value = fsub (value, "\194[\128-\159\173]", escapeutf8)
- value = fsub (value, "\216[\128-\132]", escapeutf8)
- value = fsub (value, "\220\143", escapeutf8)
- value = fsub (value, "\225\158[\180\181]", escapeutf8)
- value = fsub (value, "\226\128[\140-\143\168-\175]", escapeutf8)
- value = fsub (value, "\226\129[\160-\175]", escapeutf8)
- value = fsub (value, "\239\187\191", escapeutf8)
- value = fsub (value, "\239\191[\176-\191]", escapeutf8)
+ -- based on the regexp "escapable" in https://github.com/douglascrockford/JSON-js
+ value = fsub (value, "[%z\1-\31\"\\\127]", escapeutf8)
+ if strfind (value, "[\194\216\220\225\226\239]") then
+ value = fsub (value, "\194[\128-\159\173]", escapeutf8)
+ value = fsub (value, "\216[\128-\132]", escapeutf8)
+ value = fsub (value, "\220\143", escapeutf8)
+ value = fsub (value, "\225\158[\180\181]", escapeutf8)
+ value = fsub (value, "\226\128[\140-\143\168-\175]", escapeutf8)
+ value = fsub (value, "\226\129[\160-\175]", escapeutf8)
+ value = fsub (value, "\239\187\191", escapeutf8)
+ value = fsub (value, "\239\191[\176-\191]", escapeutf8)
end
- return "\"" .. value .. "\""
+ return "\"" .. value .. "\""
end
json.quotestring = quotestring
@@ -223,29 +171,29 @@ end
local decpoint, numfilter
local function updatedecpoint ()
- decpoint = strmatch(tostring(0.5), "([^05+])")
+ decpoint = strmatch(tostring(0.5), "([^05+])")
-- build a filter that can be used to remove group separators
- numfilter = "[^0-9%-%+eE" .. gsub(decpoint, "[%^%$%(%)%%%.%[%]%*%+%-%?]", "%%%0") .. "]+"
+ numfilter = "[^0-9%-%+eE" .. gsub(decpoint, "[%^%$%(%)%%%.%[%]%*%+%-%?]", "%%%0") .. "]+"
end
updatedecpoint()
local function num2str (num)
- return replace(fsub(tostring(num), numfilter, ""), decpoint, ".")
+ return replace(fsub(tostring(num), numfilter, ""), decpoint, ".")
end
local function str2num (str)
- local num = tonumber(replace(str, ".", decpoint))
+ local num = tonumber(replace(str, ".", decpoint))
if not num then
updatedecpoint()
- num = tonumber(replace(str, ".", decpoint))
+ num = tonumber(replace(str, ".", decpoint))
end
return num
end
local function addnewline2 (level, buffer, buflen)
- buffer[buflen+1] = "\n"
- buffer[buflen+2] = strrep (" ", level)
+ buffer[buflen+1] = "\n"
+ buffer[buflen+2] = strrep (" ", level)
buflen = buflen + 2
return buflen
end
@@ -262,17 +210,17 @@ local encode2 -- forward declaration
local function addpair (key, value, prev, indent, level, buffer, buflen, tables, globalorder, state)
local kt = type (key)
if kt ~= 'string' and kt ~= 'number' then
- return nil, "type '" .. kt .. "' is not supported as a key by JSON."
+ return nil, "type '" .. kt .. "' is not supported as a key by JSON."
end
if prev then
buflen = buflen + 1
- buffer[buflen] = ","
+ buffer[buflen] = ","
end
if indent then
buflen = addnewline2 (level, buffer, buflen)
end
buffer[buflen+1] = quotestring (key)
- buffer[buflen+2] = ":"
+ buffer[buflen+2] = ":"
return encode2 (value, indent, level, buffer, buflen + 2, tables, globalorder, state)
end
@@ -299,7 +247,7 @@ local function exception(reason, value, state, buffer, buflen, defaultmessage)
end
function json.encodeexception(reason, value, state, defaultmessage)
- return quotestring("<" .. defaultmessage .. ">")
+ return quotestring("<" .. defaultmessage .. ">")
end
encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, state)
@@ -319,12 +267,12 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
buflen = appendcustom(ret, buffer, state)
elseif value == nil then
buflen = buflen + 1
- buffer[buflen] = "null"
+ buffer[buflen] = "null"
elseif valtype == 'number' then
local s
- if value ~= value or value >= huge or -value >= huge then
+ if value ~= value or value >= huge or -value >= huge then
-- This is the behaviour of the original JSON implementation.
- s = "null"
+ s = "null"
else
s = num2str (value)
end
@@ -332,7 +280,7 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
buffer[buflen] = s
elseif valtype == 'boolean' then
buflen = buflen + 1
- buffer[buflen] = value and "true" or "false"
+ buffer[buflen] = value and "true" or "false"
elseif valtype == 'string' then
buflen = buflen + 1
buffer[buflen] = quotestring (value)
@@ -349,21 +297,21 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
local msg
if isa then -- JSON array
buflen = buflen + 1
- buffer[buflen] = "["
+ buffer[buflen] = "["
for i = 1, n do
buflen, msg = encode2 (value[i], indent, level, buffer, buflen, tables, globalorder, state)
if not buflen then return nil, msg end
- if i < n then
+ if i < n then
buflen = buflen + 1
- buffer[buflen] = ","
+ buffer[buflen] = ","
end
end
buflen = buflen + 1
- buffer[buflen] = "]"
+ buffer[buflen] = "]"
else -- JSON object
local prev = false
buflen = buflen + 1
- buffer[buflen] = "{"
+ buffer[buflen] = "{"
local order = valmeta and valmeta.__jsonorder or globalorder
if order then
local used = {}
@@ -395,12 +343,12 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
buflen = addnewline2 (level - 1, buffer, buflen)
end
buflen = buflen + 1
- buffer[buflen] = "}"
+ buffer[buflen] = "}"
end
tables[value] = nil
else
return exception ('unsupported type', value, state, buffer, buflen,
- "type '" .. valtype .. "' is not supported by JSON.")
+ "type '" .. valtype .. "' is not supported by JSON.")
end
return buflen
end
@@ -428,8 +376,8 @@ end
local function loc (str, where)
local line, pos, linepos = 1, 1, 0
while true do
- pos = strfind (str, "\n", pos, true)
- if pos and pos < where then
+ pos = strfind (str, "\n", pos, true)
+ if pos and pos < where then
line = line + 1
linepos = pos
pos = pos + 1
@@ -437,26 +385,26 @@ local function loc (str, where)
break
end
end
- return "line " .. line .. ", column " .. (where - linepos)
+ return "line " .. line .. ", column " .. (where - linepos)
end
local function unterminated (str, what, where)
- return nil, strlen (str) + 1, "unterminated " .. what .. " at " .. loc (str, where)
+ return nil, strlen (str) + 1, "unterminated " .. what .. " at " .. loc (str, where)
end
local function scanwhite (str, pos)
while true do
- pos = strfind (str, "%S", pos)
+ pos = strfind (str, "%S", pos)
if not pos then return nil end
local sub2 = strsub (str, pos, pos + 1)
- if sub2 == "\239\187" and strsub (str, pos + 2, pos + 2) == "\191" then
+ if sub2 == "\239\187" and strsub (str, pos + 2, pos + 2) == "\191" then
-- UTF-8 Byte Order Mark
pos = pos + 3
- elseif sub2 == "//" then
- pos = strfind (str, "[\n\r]", pos + 2)
+ elseif sub2 == "//" then
+ pos = strfind (str, "[\n\r]", pos + 2)
if not pos then return nil end
- elseif sub2 == "/*" then
- pos = strfind (str, "*/", pos + 2)
+ elseif sub2 == "/*" then
+ pos = strfind (str, "*/", pos + 2)
if not pos then return nil end
pos = pos + 2
else
@@ -466,23 +414,23 @@ local function scanwhite (str, pos)
end
local escapechars = {
- ["\""] = "\"", ["\\"] = "\\", ["/"] = "/", ["b"] = "\b", ["f"] = "\f",
- ["n"] = "\n", ["r"] = "\r", ["t"] = "\t"
+ ["\""] = "\"", ["\\"] = "\\", ["/"] = "/", ["b"] = "\b", ["f"] = "\f",
+ ["n"] = "\n", ["r"] = "\r", ["t"] = "\t"
}
local function unichar (value)
- if value < 0 then
+ if value < 0 then
return nil
- elseif value <= 0x007f then
+ elseif value <= 0x007f then
return strchar (value)
- elseif value <= 0x07ff then
+ elseif value <= 0x07ff then
return strchar (0xc0 + floor(value/0x40),
0x80 + (floor(value) % 0x40))
- elseif value <= 0xffff then
+ elseif value <= 0xffff then
return strchar (0xe0 + floor(value/0x1000),
0x80 + (floor(value/0x40) % 0x40),
0x80 + (floor(value) % 0x40))
- elseif value <= 0x10ffff then
+ elseif value <= 0x10ffff then
return strchar (0xf0 + floor(value/0x40000),
0x80 + (floor(value/0x1000) % 0x40),
0x80 + (floor(value/0x40) % 0x40),
@@ -496,30 +444,30 @@ local function scanstring (str, pos)
local lastpos = pos + 1
local buffer, n = {}, 0
while true do
- local nextpos = strfind (str, "[\"\\]", lastpos)
+ local nextpos = strfind (str, "[\"\\]", lastpos)
if not nextpos then
- return unterminated (str, "string", pos)
+ return unterminated (str, "string", pos)
end
- if nextpos > lastpos then
+ if nextpos > lastpos then
n = n + 1
buffer[n] = strsub (str, lastpos, nextpos - 1)
end
- if strsub (str, nextpos, nextpos) == "\"" then
+ if strsub (str, nextpos, nextpos) == "\"" then
lastpos = nextpos + 1
break
else
local escchar = strsub (str, nextpos + 1, nextpos + 1)
local value
- if escchar == "u" then
+ if escchar == "u" then
value = tonumber (strsub (str, nextpos + 2, nextpos + 5), 16)
if value then
local value2
- if 0xD800 <= value and value <= 0xDBff then
+ if 0xD800 <= value and value <= 0xDBff then
-- we have the high surrogate of UTF-16. Check if there is a
-- low surrogate escaped nearby to combine them.
- if strsub (str, nextpos + 6, nextpos + 7) == "\\u" then
+ if strsub (str, nextpos + 6, nextpos + 7) == "\\u" then
value2 = tonumber (strsub (str, nextpos + 8, nextpos + 11), 16)
- if value2 and 0xDC00 <= value2 and value2 <= 0xDFFF then
+ if value2 and 0xDC00 <= value2 and value2 <= 0xDFFF then
value = (value - 0xD800) * 0x400 + (value2 - 0xDC00) + 0x10000
else
value2 = nil -- in case it was out of range for a low surrogate
@@ -546,10 +494,10 @@ local function scanstring (str, pos)
end
if n == 1 then
return buffer[1], lastpos
- elseif n > 1 then
+ elseif n > 1 then
return concat (buffer), lastpos
else
- return "", lastpos
+ return "", lastpos
end
end
@@ -577,9 +525,9 @@ local function scantable (what, closechar, str, startpos, nullval, objectmeta, a
pos = scanwhite (str, pos)
if not pos then return unterminated (str, what, startpos) end
char = strsub (str, pos, pos)
- if char == ":" then
+ if char == ":" then
if val1 == nil then
- return nil, pos, "cannot use nil as table index (at " .. loc (str, pos) .. ")"
+ return nil, pos, "cannot use nil as table index (at " .. loc (str, pos) .. ")"
end
pos = scanwhite (str, pos + 1)
if not pos then return unterminated (str, what, startpos) end
@@ -594,7 +542,7 @@ local function scantable (what, closechar, str, startpos, nullval, objectmeta, a
n = n + 1
tbl[n] = val1
end
- if char == "," then
+ if char == "," then
pos = pos + 1
end
end
@@ -604,40 +552,40 @@ scanvalue = function (str, pos, nullval, objectmeta, arraymeta)
pos = pos or 1
pos = scanwhite (str, pos)
if not pos then
- return nil, strlen (str) + 1, "no valid JSON value (reached the end)"
+ return nil, strlen (str) + 1, "no valid JSON value (reached the end)"
end
local char = strsub (str, pos, pos)
- if char == "{" then
- return scantable ('object', "}", str, pos, nullval, objectmeta, arraymeta)
- elseif char == "[" then
- return scantable ('array', "]", str, pos, nullval, objectmeta, arraymeta)
- elseif char == "\"" then
+ if char == "{" then
+ return scantable ('object', "}", str, pos, nullval, objectmeta, arraymeta)
+ elseif char == "[" then
+ return scantable ('array', "]", str, pos, nullval, objectmeta, arraymeta)
+ elseif char == "\"" then
return scanstring (str, pos)
else
- local pstart, pend = strfind (str, "^%-?[%d%.]+[eE]?[%+%-]?%d*", pos)
+ local pstart, pend = strfind (str, "^%-?[%d%.]+[eE]?[%+%-]?%d*", pos)
if pstart then
local number = str2num (strsub (str, pstart, pend))
if number then
return number, pend + 1
end
end
- pstart, pend = strfind (str, "^%a%w*", pos)
+ pstart, pend = strfind (str, "^%a%w*", pos)
if pstart then
local name = strsub (str, pstart, pend)
- if name == "true" then
+ if name == "true" then
return true, pend + 1
- elseif name == "false" then
+ elseif name == "false" then
return false, pend + 1
- elseif name == "null" then
+ elseif name == "null" then
return nullval, pend + 1
end
end
- return nil, pos, "no valid JSON value at " .. loc (str, pos)
+ return nil, pos, "no valid JSON value at " .. loc (str, pos)
end
end
local function optionalmetatables(...)
- if select("#", ...) > 0 then
+ if select("#", ...) > 0 then
return ...
else
return {__jsontype = 'object'}, {__jsontype = 'array'}
@@ -650,10 +598,10 @@ function json.decode (str, pos, nullval, ...)
end
function json.use_lpeg ()
- local g = require ("lpeg")
+ local g = require ("lpeg")
- if g.version() == "0.11" then
- error "due to a bug in LPeg 0.11, it cannot be used for JSON matching"
+ if g.version() == "0.11" then
+ error "due to a bug in LPeg 0.11, it cannot be used for JSON matching"
end
local pegmatch = g.match
@@ -661,7 +609,7 @@ function json.use_lpeg ()
local function ErrorCall (str, pos, msg, state)
if not state.msg then
- state.msg = msg .. " at " .. loc (str, pos)
+ state.msg = msg .. " at " .. loc (str, pos)
state.pos = pos
end
return false
@@ -671,16 +619,16 @@ function json.use_lpeg ()
return g.Cmt (g.Cc (msg) * g.Carg (2), ErrorCall)
end
- local SingleLineComment = P"//" * (1 - S"\n\r")^0
- local MultiLineComment = P"/*" * (1 - P"*/")^0 * P"*/"
- local Space = (S" \n\r\t" + P"\239\187\191" + SingleLineComment + MultiLineComment)^0
+ local SingleLineComment = P"//" * (1 - S"\n\r")^0
+ local MultiLineComment = P"/*" * (1 - P"*/")^0 * P"*/"
+ local Space = (S" \n\r\t" + P"\239\187\191" + SingleLineComment + MultiLineComment)^0
- 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 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)
high, low = tonumber (high, 16), tonumber (low, 16)
- if 0xD800 <= high and high <= 0xDBff and 0xDC00 <= low and low <= 0xDFFF then
+ if 0xD800 <= high and high <= 0xDBff and 0xDC00 <= low and low <= 0xDFFF then
return true, unichar ((high - 0xD800) * 0x400 + (low - 0xDC00) + 0x10000)
else
return false
@@ -689,15 +637,15 @@ function json.use_lpeg ()
local function UTF16BMP (hex)
return unichar (tonumber (hex, 16))
end
- local U16Sequence = (P"\\u" * g.C (HexDigit * HexDigit * HexDigit * HexDigit))
+ local U16Sequence = (P"\\u" * g.C (HexDigit * HexDigit * HexDigit * HexDigit))
local UnicodeEscape = g.Cmt (U16Sequence * U16Sequence, UTF16Surrogate) + U16Sequence/UTF16BMP
local Char = UnicodeEscape + EscapeSequence + PlainChar
- local String = P"\"" * g.Cs (Char ^ 0) * (P"\"" + Err "unterminated string")
- local Integer = P"-"^(-1) * (P"0" + (R"19" * R"09"^0))
- local Fractal = P"." * R"09"^0
- local Exponent = (S"eE") * (S"+-")^(-1) * R"09"^1
+ local String = P"\"" * g.Cs (Char ^ 0) * (P"\"" + Err "unterminated string")
+ local Integer = P"-"^(-1) * (P"0" + (R"19" * R"09"^0))
+ local Fractal = P"." * R"09"^0
+ local Exponent = (S"eE") * (S"+-")^(-1) * R"09"^1
local Number = (Integer * Fractal^(-1) * Exponent^(-1))/str2num
- local Constant = P"true" * g.Cc (true) + P"false" * g.Cc (false) + P"null" * g.Carg (1)
+ local Constant = P"true" * g.Cc (true) + P"false" * g.Cc (false) + P"null" * g.Carg (1)
local SimpleValue = Number + String + Constant
local ArrayContent, ObjectContent
@@ -730,13 +678,13 @@ function json.use_lpeg ()
return pos, setmetatable (t, state.objectmeta)
end
- local Array = P"[" * g.Cmt (g.Carg(1) * g.Carg(2), parsearray) * Space * (P"]" + Err "']' expected")
- local Object = P"{" * g.Cmt (g.Carg(1) * g.Carg(2), parseobject) * Space * (P"}" + Err "'}' expected")
+ local Array = P"[" * g.Cmt (g.Carg(1) * g.Carg(2), parsearray) * Space * (P"]" + Err "']' expected")
+ local Object = P"{" * g.Cmt (g.Carg(1) * g.Carg(2), parseobject) * Space * (P"}" + Err "'}' expected")
local Value = Space * (Array + Object + SimpleValue)
- local ExpectedValue = Value + Space * Err "value expected"
- ArrayContent = Value * Space * (P"," * g.Cc'cont' + g.Cc'last') * g.Cp()
- local Pair = g.Cg (Space * String * Space * (P":" + Err "colon expected") * ExpectedValue)
- ObjectContent = Pair * Space * (P"," * g.Cc'cont' + g.Cc'last') * g.Cp()
+ local ExpectedValue = Value + Space * Err "value expected"
+ ArrayContent = Value * Space * (P"," * g.Cc'cont' + g.Cc'last') * g.Cp()
+ local Pair = g.Cg (Space * String * Space * (P":" + Err "colon expected") * ExpectedValue)
+ ObjectContent = Pair * Space * (P"," * g.Cc'cont' + g.Cc'last') * g.Cp()
local DecodeValue = ExpectedValue * g.Cp ()
function json.decode (str, pos, nullval, ...)
@@ -755,7 +703,7 @@ function json.use_lpeg ()
json.using_lpeg = true
- return json -- so you can get the module using json = require "dkjson".use_lpeg()
+ return json -- so you can get the module using json = require "dkjson".use_lpeg()
end
if always_try_using_lpeg then
@@ -764,13 +712,3 @@ end
return json
-
-
-