Scala 3
3.2.1
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Scala 3/scala/scala.quoted/FromExpr/NilFromExpr

NilFromExpr

scala.quoted.FromExpr$.NilFromExpr$
object NilFromExpr extends FromExpr[Nil.type]

Default implementation of FromExpr[Nil]

  • Transform '{Nil} into Some(Nil)
  • Otherwise returns None

Attributes

Source
FromExpr.scala
Graph
Supertypes
trait FromExpr[Nil.type]
class Object
trait Matchable
class Any
Self type

Members list

Value members

Concrete methods

def unapply(x: Expr[Nil.type])(using Quotes): Option[Nil.type]

Return the value of the expression.

Return the value of the expression.

Returns None if the expression does not represent a value or possibly contains side effects. Otherwise returns the Some of the value.

Attributes

Source
FromExpr.scala
Generated with
Copyright (c) 2002-2022, LAMP/EPFL
Copyright (c) 2002-2022, LAMP/EPFL