# Datatype mapping
- [x] xs:int -> int
- [x] xs:boolean -> bool
- [x] xs:string -> string
- [x] xs:NCName -> string + NCName check
- [x] xs:ID -> string + NCName check + unique check
- [x] xs:IDREF -> string + NCName check + check ID exists
- [x] xs:QName -> string + namespace check + check pref
- [x] xs:gDay -> int + pattern check
- [x] xs:gMonth -> int + pattern check
- [x] xs:gYear -> int + pattern check
- [x] xs:gYearMonth -> string + pattern check
- [x] xs:gMonthDay -> string + pattern check
- [x] xs:long -> int64
- [x] xs:short -> int16
- [x] xs:byte -> int8
- [x] xs:unsignedShort -> uint16
- [x] xs:unsignedByte -> uint8
- [x] xs:integer -> pattern '[\-+]?[0-9]+' + primitives.bigInt(custom type)
- [x] xs:positiveInteger -> xs:integer + >0
- [x] xs:nonNegativeInteger -> xs:integer + >=0
- [x] xs:duration -> primitives.duration(custom type)
- [x] xs:date -> time.Date
- [x] xs:time -> time.Date
- [x] xs:dateTime -> time.Date #https://www.w3.org/TR/xmlschema11-2/#dateTime
- [x] xs:decimal -> regexp + float64 // strconv.ParseFloat(value, 64)
- [x] xs:float -> float64 // strconv.ParseFloat(value, 32)
- [x] xs:double -> float64 // strconv.ParseFloat(value, 64)
- [x] xs:anyURI -> string
- [x] xs:token -> xsd:token are the sets of all strings with collapsed spaces (!!!)
- [x] xs:hexBinary -> []byte
- [x] xs:base64Binary -> []byte
- [x] test xsd validation context cancellation
- [x] xsd:anyType
- [x] xsd:anySimpleType

# Not supported
- XSD self schema validation !!!
- GO regexp repeat max value is 1000 {1,1000}; use maxLength/minLength instead!!!
- key
- keyRef
- notation
- redefine
- element.nillable
- element.abstract
- element.default
- element.block
- element.final
- element.substitutionGroup
- element.form
- attribute.form
- all
- attribute.prohibited
- unique/field/selector check
- whiteSpace processing
- elementFormDefault unqualified
- xs:date/xs:dateTime - full spec check ( 12004-04-12 (year > 9999), 2004-04-31 (31.04 not exists) etc.)
- xs:gYearMonth - full spec check - timezone, "-" (sign) support
- xs:duration - float seconds support (P1Y2M3DT5H20M30.123S), negative period -P1Y
- float/double - fractionDigits/totalDigits support
- float - NaN