scala.tools.nsc.typechecker

# EtaExpansion

#### trait EtaExpansion extends AnyRef

This trait ...

Self Type
  Analyzer
Version

  1.0

Linear Supertypes
AnyRef, Any
Known Subclasses
Analyzer, Duplicator, Duplicators, Erasure, SpecializationDuplicator, TreeCheckers, erasure, treeChecker
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2. By inheritance

Inherited

1. EtaExpansion
2. AnyRef
3. Any

Implicitly

1. by any2stringadd
2. by StringFormat
3. by Ensuring
4. by ArrowAssoc

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1. Public
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### 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 EtaExpansion to any2stringadd[EtaExpansion] performed by method any2stringadd in scala.Predef.
   Definition Classes
     any2stringadd

4. #### def ->[B](y: B): (EtaExpansion, B)

   Implicit information
     This member is added by an implicit conversion from EtaExpansion to ArrowAssoc[EtaExpansion] performed by method ArrowAssoc in scala.Predef.
   Definition Classes
     ArrowAssoc
   Annotations
     @inline()

5. #### final def ==(arg0: Any): Boolean

   Definition Classes
     AnyRef → Any

6. #### final def asInstanceOf[T0]: T0

   Definition Classes
     Any

7. #### def clone(): AnyRef

   Attributes
     protected[java.lang]
   Definition Classes
     AnyRef
   Annotations
     @throws( ... )

8. #### def ensuring(cond: (EtaExpansion) ⇒ Boolean, msg: ⇒ Any): EtaExpansion

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

9. #### def ensuring(cond: (EtaExpansion) ⇒ Boolean): EtaExpansion

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

10. #### def ensuring(cond: Boolean, msg: ⇒ Any): EtaExpansion

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

11. #### def ensuring(cond: Boolean): EtaExpansion

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

12. #### final def eq(arg0: AnyRef): Boolean

    Definition Classes
      AnyRef

13. #### def equals(arg0: Any): Boolean

    Definition Classes
      AnyRef → Any

14. #### def etaExpand(unit: Global.CompilationUnit, tree: Global.Tree, typer: Analyzer.Typer): Global.Tree

    Expand partial function applications of type `type`.

    Expand partial function applications of type `type`.

         p.f(es_1)...(es_n)
            ==>  {
                   private synthetic val eta$f   = p.f   // if p is not stable
                   ...
                   private synthetic val eta$e_i = e_i    // if e_i is not stable
                   ...
                   (ps_1 => ... => ps_m => eta$f([es_1])...([es_m])(ps_1)...(ps_m))
                 }

    tree is already attributed

15. #### object etaExpansion

16. #### def finalize(): Unit

    Attributes
      protected[java.lang]
    Definition Classes
      AnyRef
    Annotations
      @throws( classOf[java.lang.Throwable] )

17. #### def formatted(fmtstr: String): String

    Implicit information
      This member is added by an implicit conversion from EtaExpansion to StringFormat[EtaExpansion] performed by method StringFormat in scala.Predef.
    Definition Classes
      StringFormat
    Annotations
      @inline()

18. #### final def getClass(): Class[_]

    Definition Classes
      AnyRef → Any

19. #### def hashCode(): Int

    Definition Classes
      AnyRef → Any

20. #### final def isInstanceOf[T0]: Boolean

    Definition Classes
      Any

21. #### final def ne(arg0: AnyRef): Boolean

    Definition Classes
      AnyRef

22. #### final def notify(): Unit

    Definition Classes
      AnyRef

23. #### final def notifyAll(): Unit

    Definition Classes
      AnyRef

24. #### final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
      AnyRef

25. #### def toString(): String

    Definition Classes
      AnyRef → Any

26. #### final def wait(): Unit

    Definition Classes
      AnyRef
    Annotations
      @throws( ... )

27. #### final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
      AnyRef
    Annotations
      @throws( ... )

28. #### final def wait(arg0: Long): Unit

    Definition Classes
      AnyRef
    Annotations
      @throws( ... )

29. #### def →[B](y: B): (EtaExpansion, B)

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

### Inherited from AnyRef

### Inherited from Any

### Inherited by implicit conversion any2stringadd from EtaExpansion to any2stringadd[EtaExpansion]

### Inherited by implicit conversion StringFormat from EtaExpansion to StringFormat[EtaExpansion]

### Inherited by implicit conversion Ensuring from EtaExpansion to Ensuring[EtaExpansion]

### Inherited by implicit conversion ArrowAssoc from EtaExpansion to ArrowAssoc[EtaExpansion]

### Ungrouped