Scala 3/scala.quoted/Type

Type

object Type

Methods to interact with the current Type[T] in scope

Companion:
class
Source:
Type.scala
class Object
trait Matchable
class Any

Value members

Concrete methods

def show[T <: AnyKind](using Type[T])(using Quotes): String

Show a source code like representation of this type without syntax highlight

Show a source code like representation of this type without syntax highlight

Source:
Type.scala
def valueOfConstant[T](using Type[T])(using Quotes): Option[T]

Extracts the value of a singleton constant type. Returns Some of the value of the type if it is a singleton constant type. Returns None if the type is not a singleton constant type.

Extracts the value of a singleton constant type. Returns Some of the value of the type if it is a singleton constant type. Returns None if the type is not a singleton constant type.

Example usage:

... match
  case '{ $mirrorExpr : Mirror.Sum { type MirroredLabel = label } } =>
    Type.valueOfConstant[label] // Option[String]
}
Source:
Type.scala
def valueOfTuple[T <: Tuple](using Type[T])(using Quotes): Option[T]

Extracts the value of a tuple of singleton constant types. Returns Some of the tuple type if it is a tuple singleton constant types. Returns None if the type is not a tuple singleton constant types.

Extracts the value of a tuple of singleton constant types. Returns Some of the tuple type if it is a tuple singleton constant types. Returns None if the type is not a tuple singleton constant types.

Example usage:

... match
  case '{ $mirrorExpr : Mirror.Sum { type MirroredElemLabels = label } } =>
    Type.valueOfTuple[label] // Option[Tuple]
}
Source:
Type.scala

Givens

Givens

@compileTimeOnly("Reference to `scala.quoted.Type.of` was not handled by PickleQuotes")
given of

Return a quoted.Type with the given type

Return a quoted.Type with the given type

Source:
Type.scala