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Patterns.scala
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Patterns.scala
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package scala.quoted.runtime
import scala.annotation.{Annotation, compileTimeOnly}
@compileTimeOnly("Illegal reference to `scala.quoted.runtime.Patterns`")
object Patterns {
/** A splice in a quoted pattern is desugared by the compiler into a call to this method.
*
* Calling this method in source has undefined behavior at compile-time
*/
@compileTimeOnly("Illegal reference to `scala.quoted.runtime.Patterns.patternHole`")
def patternHole[T]: T = ???
/** A higher order splice in a quoted pattern is desugared by the compiler into a call to this method.
*
* Calling this method in source has undefined behavior at compile-time
*/
@compileTimeOnly("Illegal reference to `scala.quoted.runtime.Patterns.patternHigherOrderHole`")
def patternHigherOrderHole[U](pat: Any, args: Any*): U = ???
/** A higher order splice in a quoted pattern is desugared by the compiler into a call to this method.
*
* Calling this method in source has undefined behavior at compile-time
*/
@compileTimeOnly("Illegal reference to `scala.quoted.runtime.Patterns.higherOrderHole`")
def higherOrderHole[U](args: Any*): U = ???
/** A splice of a name in a quoted pattern is that marks the definition of a type splice.
*
* Adding this annotation in source has undefined behavior at compile-time
*/
@compileTimeOnly("Illegal reference to `scala.quoted.runtime.Patterns.patternType`")
class patternType extends Annotation
/** A type pattern that must be approximated from above
*
* Adding this annotation in source has undefined behavior at compile-time
*/
@compileTimeOnly("Illegal reference to `scala.quoted.runtime.Patterns.fromAbove`")
class fromAbove extends Annotation
}