util.jsonschema: Fix Lua 5.2 integer compat
math.type() is unavailable before Lua 5.3 so this should use the compat
function added at the top
local record lib
encode : function (any) : string
decode : function (string) : any, string
enum json_type_name
"null"
"boolean"
"object"
"array"
"number"
"string"
"integer"
end
type null_type = (nil)
null : null_type
end
return lib