Scala Compiler2.12.17 < Back
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# Packages

-  package root

  The Scala compiler and reflection APIs.

  The Scala compiler and reflection APIs.

  Definition Classes
    root
-  package scala
  Definition Classes
    root
-  package tools
  Definition Classes
    scala
-  package nsc
  Definition Classes
    tools
-  package transform
  Definition Classes
    nsc
-  package async
  Definition Classes
    transform
-  package patmat
  Definition Classes
    transform
- AccessorSynthesis
- CleanUp
- Constructors
- Delambdafy
- Erasure
- ExplicitOuter
- ExtensionMethods
- Fields
- Flatten
- InfoTransform
- LambdaLift
- Mixin
- OverridingPairs
- PostErasure
- SampleTransform
- SpecializeTypes
- Statics
- TailCalls
- Transform
- TypeAdaptingTransformer
- TypingTransformers
- UnCurry

t

scala.tools.nsc.transform

# PostErasure 

###

#### trait PostErasure extends SubComponent with InfoTransform with TypingTransformers with reflect.internal.transform.PostErasure

This phase maps ErasedValueTypes to the underlying unboxed representation and performs peephole optimizations.

Source
  PostErasure.scala

Linear Supertypes
reflect.internal.transform.PostErasure, TypingTransformers, InfoTransform, Transform, SubComponent, AnyRef, Any
Known Subclasses
postErasure
 
Ordering

1. Alphabetic
2. By Inheritance

Inherited

1. PostErasure
2. PostErasure
3. TypingTransformers
4. InfoTransform
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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Visibility

1. Public
2. All

### Type Members

1.  abstract class StdPhase extends GlobalPhase

   A standard phase template

   A standard phase template

   Definition Classes
     SubComponent
2.  class Phase extends InfoTransform.Phase
   Definition Classes
     InfoTransform
3.  class PostErasureTransformer extends TypingTransformer
4.  abstract class ThicketTransformer extends TypingTransformer

   A base class for typing transformers that need to perform "thicket expansion".

   A base class for typing transformers that need to perform "thicket expansion". A thicket is the output of a transformation that is flattened into the enclosing block.

   Definition Classes
     TypingTransformers
5.  abstract class TypingTransformer extends Global.Transformer
   Definition Classes
     TypingTransformers

### Abstract Value Members

1.  abstract val global: Global

   The global environment; overridden by instantiation in Global.

   The global environment; overridden by instantiation in Global.

   Definition Classes
     PostErasure → PostErasure → TypingTransformers → SubComponent
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
     This member is added by an implicit conversion from PostErasure to any2stringadd[PostErasure] performed by method any2stringadd in scala.Predef.
   Definition Classes
     any2stringadd
4.  def ->[B](y: B): (PostErasure, B)
   Implicit
     This member is added by an implicit conversion from PostErasure to ArrowAssoc[PostErasure] 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 afterOwnPhase[T](op: ⇒ T): T
   Definition Classes
     SubComponent
   Annotations
     @inline()
7.  final def asInstanceOf[T0]: T0
   Definition Classes
     Any
8.  final def beforeOwnPhase[T](op: ⇒ T): T
   Definition Classes
     SubComponent
   Annotations
     @inline()
9.  def changesBaseClasses: Boolean
   Definition Classes
     PostErasure → InfoTransform
10.  def clone(): AnyRef
    Attributes
      protected[lang]
    Definition Classes
      AnyRef
    Annotations
      @throws( ... ) @native()
11.  def enabled: Boolean

    Is this component enabled? Default is true.

    Is this component enabled? Default is true.

    Definition Classes
      SubComponent
12.  def ensuring(cond: (PostErasure) ⇒ Boolean, msg: ⇒ Any): PostErasure
    Implicit
      This member is added by an implicit conversion from PostErasure to Ensuring[PostErasure] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
13.  def ensuring(cond: (PostErasure) ⇒ Boolean): PostErasure
    Implicit
      This member is added by an implicit conversion from PostErasure to Ensuring[PostErasure] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
14.  def ensuring(cond: Boolean, msg: ⇒ Any): PostErasure
    Implicit
      This member is added by an implicit conversion from PostErasure to Ensuring[PostErasure] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
15.  def ensuring(cond: Boolean): PostErasure
    Implicit
      This member is added by an implicit conversion from PostErasure to Ensuring[PostErasure] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
16.  final def eq(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
17.  def equals(arg0: Any): Boolean
    Definition Classes
      AnyRef → Any
18.  def finalize(): Unit
    Attributes
      protected[lang]
    Definition Classes
      AnyRef
    Annotations
      @throws( classOf[java.lang.Throwable] )
19.  final def getClass(): Class[_]
    Definition Classes
      AnyRef → Any
    Annotations
      @native()
20.  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
21.  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
22.  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
23.  final def isInstanceOf[T0]: Boolean
    Definition Classes
      Any
24.  def keepsTypeParams: Boolean
    Attributes
      protected
    Definition Classes
      InfoTransform
25.  final def ne(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
26.  def newPhase(prev: nsc.Phase): StdPhase

    Create a new phase which applies transformer

    Create a new phase which applies transformer

    Definition Classes
      InfoTransform → Transform → SubComponent
27.  def newRootLocalTyper(unit: Global.CompilationUnit): (analyzer)#Typer
    Attributes
      protected
    Definition Classes
      TypingTransformers
28.  def newTransformer(unit: Global.CompilationUnit): Global.Transformer

    The transformer factory

    The transformer factory

    Definition Classes
      PostErasure → Transform
29.  final def notify(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
30.  final def notifyAll(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
31.  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
32.  val phaseName: String

    The name of the phase

    The name of the phase

    Definition Classes
      PostErasure → SubComponent
33.  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
34.  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
35.  val requires: List[String]

    Names of phases required by this component.

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

    Definition Classes
      SubComponent
36.  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
37.  final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
      AnyRef
38.  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
39.  def toString(): String
    Definition Classes
      AnyRef → Any
40.  def transformInfo(sym: Global.Symbol, tp: Global.Type): Global.Type
    Definition Classes
      PostErasure
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( ... ) @native()
44.  def →[B](y: B): (PostErasure, B)
    Implicit
      This member is added by an implicit conversion from PostErasure to ArrowAssoc[PostErasure] performed by method ArrowAssoc in scala.Predef.
    Definition Classes
      ArrowAssoc
45.  object elimErasedValueType extends reflect.internal.SymbolTable.TypeMap
    Definition Classes
      PostErasure

### Deprecated Value Members

1.  def formatted(fmtstr: String): String
   Implicit
     This member is added by an implicit conversion from PostErasure to StringFormat[PostErasure] performed by method StringFormat in scala.Predef.
   Definition Classes
     StringFormat
   Annotations
     @deprecated @inline()
   Deprecated

     (Since version 2.12.16) Use `formatString.format(value)` instead of `value.formatted(formatString)`, or use the `f""` string interpolator. In Java 15 and later, `formatted` resolves to the new method in String which has reversed parameters.

### Inherited from reflect.internal.transform.PostErasure

### Inherited from TypingTransformers

### Inherited from InfoTransform

### Inherited from Transform

### Inherited from SubComponent

### Inherited from AnyRef

### Inherited from Any

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

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

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

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

### Ungrouped