Scala Compiler2.13.0 < 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 ast
  Definition Classes
    nsc
-  package parser
  Definition Classes
    ast
- DocComments
- NodePrinters
- Positions
- Printers
- TreeBrowsers
- TreeDSL
- TreeGen
- TreeInfo
- Trees

c

scala.tools.nsc.ast

# TreeInfo

###

#### abstract class TreeInfo extends reflect.internal.TreeInfo with MacroAnnotionTreeInfo

This class ...

Source
  TreeInfo.scala
Version

  1.0

Linear Supertypes
MacroAnnotionTreeInfo, reflect.internal.TreeInfo, AnyRef, Any
Known Subclasses
treeInfo
Type Hierarchy

Ordering

1. Alphabetic
2. By Inheritance

Inherited

1. TreeInfo
2. MacroAnnotionTreeInfo
3. TreeInfo
4. AnyRef
5. Any

Implicitly

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

1. Hide All
2. Show All

Visibility

1. Public
2. All

### Instance Constructors

1.  new TreeInfo()

### Type Members

1.  case class AnnotationZipper extends Product with Serializable
   Definition Classes
     MacroAnnotionTreeInfo
2.  class Applied extends AnyRef
   Definition Classes
     TreeInfo
3.  class DynamicApplicationExtractor extends AnyRef
   Definition Classes
     TreeInfo
4.  abstract class SeeThroughBlocks[T] extends AnyRef
   Definition Classes
     TreeInfo

### Abstract Value Members

1.  abstract val global: Global
   Definition Classes
     TreeInfo → TreeInfo

### 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 TreeInfo toany2stringadd[TreeInfo] performed by method any2stringadd in scala.Predef.
   Definition Classes
     any2stringadd
4.  def ->[B](y: B): (TreeInfo, B)
   Implicit
     This member is added by an implicit conversion from TreeInfo toArrowAssoc[TreeInfo] performed by method ArrowAssoc in scala.Predef.
   Definition Classes
     ArrowAssoc
   Annotations
     @inline()
5.  final def ==(arg0: Any): Boolean
   Definition Classes
     AnyRef → Any
6.  final val SYNTH_CASE_FLAGS: Long(2099200L)
   Definition Classes
     TreeInfo
7.  def admitsTypeSelection(tree: Global.Tree): Boolean
   Definition Classes
     TreeInfo
8.  def anyConstructorHasDefault(tree: Global.ClassDef): Boolean
   Definition Classes
     MacroAnnotionTreeInfo
9.  final def asInstanceOf[T0]: T0
   Definition Classes
     Any
10.  def assignmentToMaybeNamedArg(tree: Global.Tree): Global.Tree
    Definition Classes
      TreeInfo
11.  def catchesThrowable(cdef: Global.CaseDef): Boolean
    Definition Classes
      TreeInfo
12.  def clone(): AnyRef
    Attributes
      protected[java.lang]
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.CloneNotSupportedException]) @native()
13.  def dissectApplied(tree: Global.Tree): Applied
    Definition Classes
      TreeInfo
14.  def effectivePatternArity(args: List[Global.Tree]): Int
    Definition Classes
      TreeInfo
15.  def ensuring(cond: (TreeInfo) => Boolean, msg: => Any): TreeInfo
    Implicit
      This member is added by an implicit conversion from TreeInfo toEnsuring[TreeInfo] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
16.  def ensuring(cond: (TreeInfo) => Boolean): TreeInfo
    Implicit
      This member is added by an implicit conversion from TreeInfo toEnsuring[TreeInfo] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
17.  def ensuring(cond: Boolean, msg: => Any): TreeInfo
    Implicit
      This member is added by an implicit conversion from TreeInfo toEnsuring[TreeInfo] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
18.  def ensuring(cond: Boolean): TreeInfo
    Implicit
      This member is added by an implicit conversion from TreeInfo toEnsuring[TreeInfo] performed by method Ensuring in scala.Predef.
    Definition Classes
      Ensuring
19.  final def eq(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
20.  def equals(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef → Any
21.  def finalize(): Unit
    Attributes
      protected[java.lang]
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.Throwable])
22.  def firstConstructor(stats: List[Global.Tree]): Global.Tree
    Definition Classes
      TreeInfo → TreeInfo
23.  def firstConstructorArgs(stats: List[Global.Tree]): List[Global.Tree]
    Definition Classes
      TreeInfo
24.  final def firstDefinesClassOrObject(trees: List[Global.Tree], name: Global.Name): Boolean
    Definition Classes
      TreeInfo
    Annotations
      @tailrec()
25.  def flattenedPatternArgs(args: List[Global.Tree]): List[Global.Tree]
    Definition Classes
      TreeInfo
26.  def foreachMethodParamAndArg(params: List[Global.Symbol], args: List[Global.Tree])(f: (Global.Symbol, Global.Tree) => Unit): Boolean
    Definition Classes
      TreeInfo
27.  def formatted(fmtstr: String): String
    Implicit
      This member is added by an implicit conversion from TreeInfo toStringFormat[TreeInfo] performed by method StringFormat in scala.Predef.
    Definition Classes
      StringFormat
    Annotations
      @inline()
28.  def getAnnotationZippers(tree: Global.Tree): List[AnnotationZipper]
    Definition Classes
      MacroAnnotionTreeInfo
29.  final def getClass(): Class[_ <: AnyRef]
    Definition Classes
      AnyRef → Any
    Annotations
      @native()
30.  def hasSynthCaseSymbol(t: Global.Tree): Boolean
    Definition Classes
      TreeInfo
31.  def hasUntypedPreSuperFields(stats: List[Global.Tree]): Boolean
    Definition Classes
      TreeInfo
32.  def hasVolatileType(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
33.  def hashCode(): Int
    Definition Classes
      AnyRef → Any
    Annotations
      @native()
34.  def isAbsTypeDef(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
35.  def isAliasTypeDef(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
36.  def isApplyDynamicName(name: Global.Name): Boolean
    Definition Classes
      TreeInfo
37.  def isByNameParamType(tpt: Global.Tree): Boolean
    Definition Classes
      TreeInfo
38.  def isCatchCase(cdef: Global.CaseDef): Boolean
    Definition Classes
      TreeInfo
39.  def isConstructorWithDefault(t: Global.Tree): Boolean
    Definition Classes
      TreeInfo → TreeInfo
40.  def isDeclarationOrTypeDef(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
41.  def isDefaultCase(cdef: Global.CaseDef): Boolean
    Definition Classes
      TreeInfo
42.  def isDefaultGetter(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
43.  def isEarlyDef(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
44.  def isEarlyValDef(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
45.  final def isExprSafeToInline(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
    Annotations
      @tailrec()
46.  def isFunctionMissingParamType(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
47.  def isGuardedCase(cdef: Global.CaseDef): Boolean
    Definition Classes
      TreeInfo
48.  final def isInstanceOf[T0]: Boolean
    Definition Classes
      Any
49.  def isInterfaceMember(tree: Global.Tree): Boolean

    Is tree legal as a member definition of an interface?

    Is tree legal as a member definition of an interface?

    Definition Classes
      TreeInfo → TreeInfo
50.  def isLiteralString(t: Global.Tree): Boolean
    Definition Classes
      TreeInfo
51.  def isMacroAnnotation(tree: Global.ClassDef): Boolean
    Definition Classes
      MacroAnnotionTreeInfo
52.  def isMacroApplication(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
53.  final def isMacroApplicationOrBlock(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
    Annotations
      @tailrec()
54.  final def isNullaryInvocation(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
    Annotations
      @tailrec()
55.  def isPartialFunctionMissingParamType(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
56.  def isPath(tree: Global.Tree, allowVolatile: Boolean): Boolean
    Definition Classes
      TreeInfo
57.  def isPureDef(tree: Global.Tree): Boolean

    Is tree a pure (i.e.

    Is tree a pure (i.e. non-side-effecting) definition?

    Definition Classes
      TreeInfo → TreeInfo
58.  final def isPureExprForWarningPurposes(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
    Annotations
      @tailrec()
59.  def isQualifierSafeToElide(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
60.  def isRepeatedParamType(tpt: Global.Tree): Boolean
    Definition Classes
      TreeInfo
61.  def isSelfConstrCall(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
62.  def isSelfOrSuperConstrCall(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
63.  def isSequenceValued(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
64.  def isStableIdentifier(tree: Global.Tree, allowVolatile: Boolean): Boolean
    Definition Classes
      TreeInfo
65.  def isStableIdentifierPattern(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
66.  def isStableMemberOf(sym: Global.Symbol, tree: Global.Tree, allowVolatile: Boolean): Boolean
    Definition Classes
      TreeInfo
67.  def isStar(x: Global.Tree): Boolean
    Definition Classes
      TreeInfo
68.  def isSuperConstrCall(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
69.  def isSwitchAnnotation(tpe: Global.Type): Boolean
    Definition Classes
      TreeInfo
70.  def isSynthCaseSymbol(sym: Global.Symbol): Boolean
    Definition Classes
      TreeInfo
71.  def isSyntheticCase(cdef: Global.CaseDef): Boolean
    Definition Classes
      TreeInfo
72.  def isSyntheticDefaultCase(cdef: Global.CaseDef): Boolean
    Definition Classes
      TreeInfo
73.  def isTraitRef(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
74.  def isVarPattern(pat: Global.Tree): Boolean
    Definition Classes
      TreeInfo
75.  def isVarPatternDeep(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
76.  def isVariableOrGetter(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
77.  def isWildcardArg(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
78.  def isWildcardStarArg(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
79.  def isWildcardStarArgList(trees: List[Global.Tree]): Boolean
    Definition Classes
      TreeInfo
80.  def isWildcardStarType(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
81.  def mapMethodParamsAndArgs[R](params: List[Global.Symbol], args: List[Global.Tree])(f: (Global.Symbol, Global.Tree) => R): List[R]
    Definition Classes
      TreeInfo
82.  final def mayBeTypePat(tree: Global.Tree): Boolean
    Definition Classes
      TreeInfo
83.  def mayBeVarGetter(sym: Global.Symbol): Boolean
    Definition Classes
      TreeInfo
84.  final def ne(arg0: AnyRef): Boolean
    Definition Classes
      AnyRef
85.  def noFieldFor(vd: Global.ValDef, owner: Global.Symbol): Boolean
    Definition Classes
      TreeInfo
86.  final def notify(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
87.  final def notifyAll(): Unit
    Definition Classes
      AnyRef
    Annotations
      @native()
88.  def preSuperFields(stats: List[Global.Tree]): List[Global.ValDef]
    Definition Classes
      TreeInfo
89.  def primaryConstructorArity(tree: Global.ClassDef): Int
    Definition Classes
      MacroAnnotionTreeInfo
90.  final def splitAtSuper(stats: List[Global.Tree], classOnly: Boolean): (List[Global.Tree], List[Global.Tree])
    Definition Classes
      MacroAnnotionTreeInfo
91.  final def stripCast(tree: Global.Tree): Global.Tree
    Definition Classes
      TreeInfo
    Annotations
      @tailrec()
92.  def stripNamedApplyBlock(tree: Global.Tree): Global.Tree
    Definition Classes
      TreeInfo
93.  final def synchronized[T0](arg0: => T0): T0
    Definition Classes
      AnyRef
94.  def toString(): String
    Definition Classes
      AnyRef → Any
95.  def typeParameters(tree: Global.Tree): List[Global.TypeDef]
    Definition Classes
      TreeInfo
96.  final def unbind(x: Global.Tree): Global.Tree
    Definition Classes
      TreeInfo
    Annotations
      @tailrec()
97.  final def wait(): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException])
98.  final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException])
99.  final def wait(arg0: Long): Unit
    Definition Classes
      AnyRef
    Annotations
      @throws(classOf[java.lang.InterruptedException]) @native()
100.  object Applied
     Definition Classes
       TreeInfo
101.  object ArrayInstantiation
102.  object AsInstanceOf
103.  object BinaryOp
104.  object DynamicApplication extends DynamicApplicationExtractor
     Definition Classes
       TreeInfo
105.  object DynamicApplicationNamed extends DynamicApplicationExtractor
     Definition Classes
       TreeInfo
106.  object DynamicUpdate extends DynamicApplicationExtractor
     Definition Classes
       TreeInfo
107.  object IsFalse extends SeeThroughBlocks[Boolean]
     Definition Classes
       TreeInfo
108.  object IsTrue extends SeeThroughBlocks[Boolean]
     Definition Classes
       TreeInfo
109.  object MacroImplReference
     Definition Classes
       TreeInfo
110.  object StripCast
     Definition Classes
       TreeInfo
111.  object TypeApplyOp
112.  object Unapplied
     Definition Classes
       TreeInfo
113.  object ValueClass
114.  object WildcardStarArg
     Definition Classes
       TreeInfo

### Deprecated Value Members

1.  def →[B](y: B): (TreeInfo, B)
   Implicit
     This member is added by an implicit conversion from TreeInfo toArrowAssoc[TreeInfo] performed by method ArrowAssoc in scala.Predef.
   Definition Classes
     ArrowAssoc
   Annotations
     @deprecated
   Deprecated

     (Since version 2.13.0) Use `->` instead. If you still wish to display it as one character, consider using a font with programming ligatures such as Fira Code.

### Inherited from MacroAnnotionTreeInfo

### Inherited from reflect.internal.TreeInfo

### Inherited from AnyRef

### Inherited from Any

### Inherited by implicit conversion any2stringadd fromTreeInfo to any2stringadd[TreeInfo]

### Inherited by implicit conversion StringFormat fromTreeInfo to StringFormat[TreeInfo]

### Inherited by implicit conversion Ensuring fromTreeInfo to Ensuring[TreeInfo]

### Inherited by implicit conversion ArrowAssoc fromTreeInfo to ArrowAssoc[TreeInfo]

### Ungrouped