Update talents + beasts

tools/luajson/json/decode/number.lua

@@ -0,0 +1,100 @@
+--[[
+	Licensed according to the included 'LICENSE' document
+	Author: Thomas Harning Jr <harningt@gmail.com>
+]]
+local lpeg = require("lpeg")
+local tonumber = tonumber
+local jsonutil = require("json.util")
+local merge = jsonutil.merge
+local util = require("json.decode.util")
+
+local _ENV = nil
+
+local digit  = lpeg.R("09")
+local digits = digit^1
+
+-- Illegal octal declaration
+local illegal_octal_detect = #(lpeg.P('0') * digits) * util.denied("Octal numbers")
+
+local int = (lpeg.P('-') + 0) * (lpeg.R("19") * digits + illegal_octal_detect + digit)
+
+local frac = lpeg.P('.') * digits
+
+local exp = lpeg.S("Ee") * (lpeg.S("-+") + 0) * digits
+
+local nan = lpeg.S("Nn") * lpeg.S("Aa") * lpeg.S("Nn")
+local inf = lpeg.S("Ii") * lpeg.P("nfinity")
+local ninf = lpeg.P('-') * lpeg.S("Ii") * lpeg.P("nfinity")
+local hex = (lpeg.P("0x") + lpeg.P("0X")) * lpeg.R("09","AF","af")^1
+
+local defaultOptions = {
+	nan = true,
+	inf = true,
+	frac = true,
+	exp = true,
+	hex = false
+}
+
+local modeOptions = {}
+
+modeOptions.strict = {
+	nan = false,
+	inf = false
+}
+
+local nan_value = 0/0
+local inf_value = 1/0
+local ninf_value = -1/0
+
+--[[
+	Options: configuration options for number rules
+		nan: match NaN
+		inf: match Infinity
+	   frac: match fraction portion (.0)
+	    exp: match exponent portion  (e1)
+	DEFAULT: nan, inf, frac, exp
+]]
+local function mergeOptions(options, mode)
+	jsonutil.doOptionMerge(options, false, 'number', defaultOptions, mode and modeOptions[mode])
+end
+
+local function generateLexer(options)
+	options = options.number
+	local ret = int
+	if options.frac then
+		ret = ret * (frac + 0)
+	else
+		ret = ret * (#frac * util.denied("Fractions", "number.frac") + 0)
+	end
+	if options.exp then
+		ret = ret * (exp + 0)
+	else
+		ret = ret * (#exp * util.denied("Exponents", "number.exp") + 0)
+	end
+	if options.hex then
+		ret = hex + ret
+	else
+		ret = #hex * util.denied("Hexadecimal", "number.hex") + ret
+	end
+	-- Capture number now
+	ret = ret / tonumber
+	if options.nan then
+		ret = ret + nan / function() return nan_value end
+	else
+		ret = ret + #nan * util.denied("NaN", "number.nan")
+	end
+	if options.inf then
+		ret = ret + ninf / function() return ninf_value end + inf / function() return inf_value end
+	else
+		ret = ret + (#ninf + #inf) * util.denied("+/-Inf", "number.inf")
+	end
+	return ret
+end
+
+local number = {
+	int = int,
+	mergeOptions = mergeOptions,
+	generateLexer = generateLexer
+}
+
+return number