Format

final def !=(arg0: AnyRef): Boolean

final def !=(arg0: Any): Boolean

final def ##(): Int

final def ==(arg0: AnyRef): Boolean

final def ==(arg0: Any): Boolean

implicit def GenericFormat[T](implicit fjs: Reads[T], tjs: Writes[T]): Format[T]

def apply[A](fjs: Reads[A], tjs: Writes[A]): Format[A]

final def asInstanceOf[T0]: T0

def at[A](path: JsPath)(implicit f: Format[A]): OFormat[A]

def clone(): AnyRef

val constraints: ConstraintFormat

final def eq(arg0: AnyRef): Boolean

def equals(arg0: Any): Boolean

def finalize(): Unit

final def getClass(): Class[_]

def hashCode(): Int

final def isInstanceOf[T0]: Boolean

final def ne(arg0: AnyRef): Boolean

final def notify(): Unit

final def notifyAll(): Unit

def nullable[A](path: JsPath)(implicit f: Format[A]): OFormat[Option[A]]

def of[A](implicit fmt: Format[A]): Format[A]

def optionWithNull[A](implicit fmt: Format[A]): Format[Option[A]]

deleted because useless and troublesome (better to use nullable anyway)

val path: PathFormat

final def synchronized[T0](arg0: ⇒ T0): T0

def toString(): String

final def wait(): Unit

final def wait(arg0: Long, arg1: Int): Unit

final def wait(arg0: Long): Unit

def optional[A](path: JsPath)(implicit f: Format[A]): OFormat[Option[A]]