O object

Const

extends Object

Literal constant values

Supertypes

Object

Members

def

unapply

[T] ( expr: Expr[T] ) ( implicit qctx: QuoteContext ) : Option[T]

Matches expressions containing literal constant values and extracts the value. It may match expressions of type Boolean, Byte, Short, Int, Long, Float,...

Matches expressions containing literal constant values and extracts the value. It may match expressions of type Boolean, Byte, Short, Int, Long, Float, Double, Char, String, ClassTag, scala.Symbol, Null and Unit.

Usage:

(x: Expr[B]) match {
  case Const(value: B) => ...
}