scala.tools.nsc.transform

Delambdafy

abstract class Delambdafy extends SubComponent with Transform with TypingTransformers with TreeDSL with TypeAdaptingTransformer

This transformer is responisble for turning lambdas into anonymous classes. The main assumption it makes is that a lambda {args => body} has been turned into {args => liftedBody()} where lifted body is a top level method that implements the body of the lambda. Currently Uncurry is responsible for that transformation.

From a lambda, Delambdafy will create 1) a static forwarder at the top level of the class that contained the lambda 2) a new top level class that a) has fields and a constructor taking the captured environment (including possbily the "this" reference) b) an apply method that calls the static forwarder c) if needed a bridge method for the apply method 3) an instantiation of the newly created class which replaces the lambda

TODO the main work left to be done is to plug into specialization. Primarily that means choosing a specialized FunctionN trait instead of the generic FunctionN trait as a parent and creating the appropriately named applysp method

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Inherited
  1. Delambdafy
  2. TypeAdaptingTransformer
  3. TreeDSL
  4. TypingTransformers
  5. Transform
  6. SubComponent
  7. AnyRef
  8. Any
Implicitly
  1. by any2stringadd
  2. by StringFormat
  3. by Ensuring
  4. by ArrowAssoc
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Instance Constructors

  1. new Delambdafy()

Type Members

  1. class DeCapturifyTransformer extends TypingTransformer

  2. class DelambdafyTransformer extends TypingTransformer with TypeAdapter

  3. class FreeVarTraverser extends Global.Traverser

  4. class Phase extends StdPhase

    The phase defined by this transform

  5. abstract class StdPhase extends GlobalPhase

    A standard phase template

  6. class ThisReferringMethodsTraverser extends Global.Traverser

  7. trait TypeAdapter extends AnyRef

    Definition Classes
    TypeAdaptingTransformer
  8. abstract class TypingTransformer extends Global.Transformer

    Definition Classes
    TypingTransformers

Abstract Value Members

  1. abstract val global: Global

    Definition Classes
    TreeDSL
  2. abstract val runsAfter: List[String]

    Names of phases that must run before this phase.

    Names of phases that must run before this phase.

    Definition Classes
    SubComponent
  3. abstract val runsRightAfter: Option[String]

    Name of the phase that this phase must follow immediately.

    Name of the phase that this phase must follow immediately.

    Definition Classes
    SubComponent

Concrete Value Members

  1. final def !=(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

    Definition Classes
    AnyRef → Any
  3. def +(other: String): String

    Implicit information
    This member is added by an implicit conversion from Delambdafy to any2stringadd[Delambdafy] performed by method any2stringadd in scala.Predef.
    Definition Classes
    any2stringadd
  4. def ->[B](y: B): (Delambdafy, B)

    Implicit information
    This member is added by an implicit conversion from Delambdafy to ArrowAssoc[Delambdafy] performed by method ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc
    Annotations
    @inline()
  5. final def ==(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  6. object CODE

    Definition Classes
    TreeDSL
  7. object FreeVarTraverser

  8. final def afterOwnPhase[T](op: ⇒ T): T

    Definition Classes
    SubComponent
    Annotations
    @inline()
  9. val analyzer: Global.analyzer

    Definition Classes
    DelambdafyTypeAdaptingTransformer
  10. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  11. final def beforeOwnPhase[T](op: ⇒ T): T

    Definition Classes
    SubComponent
    Annotations
    @inline()
  12. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  13. def enabled: Boolean

    Is this component enabled? Default is true.

    Is this component enabled? Default is true.

    Definition Classes
    SubComponent
  14. def ensuring(cond: (Delambdafy) ⇒ Boolean, msg: ⇒ Any): Delambdafy

    Implicit information
    This member is added by an implicit conversion from Delambdafy to Ensuring[Delambdafy] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  15. def ensuring(cond: (Delambdafy) ⇒ Boolean): Delambdafy

    Implicit information
    This member is added by an implicit conversion from Delambdafy to Ensuring[Delambdafy] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  16. def ensuring(cond: Boolean, msg: ⇒ Any): Delambdafy

    Implicit information
    This member is added by an implicit conversion from Delambdafy to Ensuring[Delambdafy] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  17. def ensuring(cond: Boolean): Delambdafy

    Implicit information
    This member is added by an implicit conversion from Delambdafy to Ensuring[Delambdafy] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  18. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  19. def equals(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any
  20. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  21. def formatted(fmtstr: String): String

    Implicit information
    This member is added by an implicit conversion from Delambdafy to StringFormat[Delambdafy] performed by method StringFormat in scala.Predef.
    Definition Classes
    StringFormat
    Annotations
    @inline()
  22. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  23. def hashCode(): Int

    SubComponent are added to a HashSet and two phases are the same if they have the same name

    SubComponent are added to a HashSet and two phases are the same if they have the same name

    Definition Classes
    SubComponent → AnyRef → Any
  24. val initial: Boolean

    True if this phase runs before all other phases.

    True if this phase runs before all other phases. Usually, parser.

    Definition Classes
    SubComponent
  25. val internal: Boolean

    True if this phase is not provided by a plug-in.

    True if this phase is not provided by a plug-in.

    Definition Classes
    SubComponent
  26. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  27. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  28. def newPhase(prev: nsc.Phase): StdPhase

    Create a new phase which applies transformer

    Create a new phase which applies transformer

    Definition Classes
    TransformSubComponent
  29. def newTransformer(unit: Global.CompilationUnit): Global.Transformer

    The transformer factory

    The transformer factory

    Attributes
    protected
    Definition Classes
    DelambdafyTransform
  30. final def notify(): Unit

    Definition Classes
    AnyRef
  31. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  32. def ownPhase: nsc.Phase

    The phase corresponding to this subcomponent in the current compiler run

    The phase corresponding to this subcomponent in the current compiler run

    Definition Classes
    SubComponent
  33. val phaseName: String

    the following two members override abstract members in Transform

    the following two members override abstract members in Transform

    Definition Classes
    DelambdafySubComponent
  34. def phaseNewFlags: Long

    New flags defined by the phase which are not valid before

    New flags defined by the phase which are not valid before

    Definition Classes
    SubComponent
  35. def phaseNextFlags: Long

    New flags defined by the phase which are not valid until immediately after it

    New flags defined by the phase which are not valid until immediately after it

    Definition Classes
    SubComponent
  36. val requires: List[String]

    Names of phases required by this component.

    Names of phases required by this component. Default is Nil.

    Definition Classes
    SubComponent
  37. val runsBefore: List[String]

    Names of phases that must run after this phase.

    Names of phases that must run after this phase. Default is Nil.

    Definition Classes
    SubComponent
  38. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  39. val terminal: Boolean

    True if this phase runs after all other phases.

    True if this phase runs after all other phases. Usually, terminal.

    Definition Classes
    SubComponent
  40. def toString(): String

    Definition Classes
    AnyRef → Any
  41. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  42. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  43. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  44. def [B](y: B): (Delambdafy, B)

    Implicit information
    This member is added by an implicit conversion from Delambdafy to ArrowAssoc[Delambdafy] performed by method ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc

Inherited from TypeAdaptingTransformer

Inherited from TreeDSL

Inherited from TypingTransformers

Inherited from Transform

Inherited from SubComponent

Inherited from AnyRef

Inherited from Any

Inherited by implicit conversion any2stringadd from Delambdafy to any2stringadd[Delambdafy]

Inherited by implicit conversion StringFormat from Delambdafy to StringFormat[Delambdafy]

Inherited by implicit conversion Ensuring from Delambdafy to Ensuring[Delambdafy]

Inherited by implicit conversion ArrowAssoc from Delambdafy to ArrowAssoc[Delambdafy]

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