trait LiveVariables extends ExprBuilder
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- LiveVariables
- ExprBuilder
- AsyncAnalysis
- TransformUtils
- AsyncTransformStates
- TypingTransformers
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- by Ensuring
- by ArrowAssoc
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Type Members
- 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
- abstract class TypingTransformer extends Global.AstTransformer
- Definition Classes
- TypingTransformers
- class AsyncTransformState extends AnyRef
- Definition Classes
- AsyncTransformStates
- trait AsyncBlock extends AnyRef
- Definition Classes
- ExprBuilder
- final class AsyncState extends AnyRef
- Definition Classes
- ExprBuilder
- trait AsyncTraverser extends Global.Traverser
Descends into the regions of the tree that are subject to the translation to a state machine by
async
.Descends into the regions of the tree that are subject to the translation to a state machine by
async
. When a nested template, function, or by-name argument is encountered, the descent stops, andnestedClass
etc are invoked.- Definition Classes
- TransformUtils
Abstract Value Members
- abstract val global: Global
- Definition Classes
- AsyncTransformStates → TypingTransformers
Concrete Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def ##: Int
- Definition Classes
- AnyRef → Any
- def +(other: String): String
- Implicit
- This member is added by an implicit conversion from LiveVariables toany2stringadd[LiveVariables] performed by method any2stringadd in scala.Predef.
- Definition Classes
- any2stringadd
- def ->[B](y: B): (LiveVariables, B)
- Implicit
- This member is added by an implicit conversion from LiveVariables toArrowAssoc[LiveVariables] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
- Annotations
- @inline()
- final def ==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- lazy val IllegalStateExceptionClass: Global.Symbol
- Definition Classes
- TransformUtils
- lazy val IllegalStateExceptionClass_NEW_String: Global.Symbol
- Definition Classes
- TransformUtils
- def adaptToUnit(rhs: List[Global.Tree]): Global.Block
- Definition Classes
- TransformUtils
- def addLabelState(label: Global.Symbol): Int
- Definition Classes
- ExprBuilder
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- def assignUnitType(t: Global.Tree): t.type
- Definition Classes
- TransformUtils
- def buildAsyncBlock(block: Global.Block): AsyncBlock
Uses
AsyncBlockBuilder
to create an instance ofAsyncBlock
.Uses
AsyncBlockBuilder
to create an instance ofAsyncBlock
.- block
a
Block
tree in ANF- returns
an
AsyncBlock
- Definition Classes
- ExprBuilder
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native()
- final def containsAwait(t: Global.Tree): Boolean
Efficiently decorate each subtree within
t
with the result oft exists isAwait
, and return a function that can be used on derived trees to efficiently test the same condition.Efficiently decorate each subtree within
t
with the result oft exists isAwait
, and return a function that can be used on derived trees to efficiently test the same condition.If the derived tree contains synthetic wrapper trees, these will be recursed into in search of a sub tree that was decorated with the cached answer.
Requires markContainsAwaitTraverser has previously traversed
t
.- Definition Classes
- TransformUtils
- final def deriveTree(tree: Global.Tree, exprType: Global.Type)(deriveExpr: (Global.Tree) => Global.Tree): Global.Tree
- Definition Classes
- TransformUtils
- def ensuring(cond: (LiveVariables) => Boolean, msg: => Any): LiveVariables
- Implicit
- This member is added by an implicit conversion from LiveVariables toEnsuring[LiveVariables] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- def ensuring(cond: (LiveVariables) => Boolean): LiveVariables
- Implicit
- This member is added by an implicit conversion from LiveVariables toEnsuring[LiveVariables] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- def ensuring(cond: Boolean, msg: => Any): LiveVariables
- Implicit
- This member is added by an implicit conversion from LiveVariables toEnsuring[LiveVariables] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- def ensuring(cond: Boolean): LiveVariables
- Implicit
- This member is added by an implicit conversion from LiveVariables toEnsuring[LiveVariables] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def equals(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef → Any
- def fieldsToNullOut(asyncStates: List[AsyncState], finalState: AsyncState, liftables: List[Global.Tree]): LinkedHashMap[Int, (LinkedHashSet[Global.Symbol], LinkedHashSet[Global.Symbol])]
Live variables data-flow analysis.
Live variables data-flow analysis.
Find, for each lifted field, the last state where the field is used.
- asyncStates
the states of an
async
block- liftables
the lifted fields
- returns
a map which indicates fields which are used for the final time in each state.
- def finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.Throwable])
- final def flattenBlock(tree: Global.Tree)(f: (Global.Tree) => Unit): Unit
- Definition Classes
- TransformUtils
- def formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from LiveVariables toStringFormat[LiveVariables] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
- Annotations
- @inline()
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- def hashCode(): Int
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- def isAwait(fun: Global.Tree): Boolean
- Definition Classes
- TransformUtils
- def isBooleanAnd(sym: Global.Symbol): Boolean
- Definition Classes
- TransformUtils
- def isBooleanOr(sym: Global.Symbol): Boolean
- Definition Classes
- TransformUtils
- def isCaseLabel(sym: Global.Symbol): Boolean
- Definition Classes
- TransformUtils
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- def isLabel(sym: Global.Symbol): Boolean
- Definition Classes
- TransformUtils
- def isLiteralUnit(t: Global.Tree): Boolean
- Definition Classes
- TransformUtils
- val isMatchEnd: (Global.Tree) => Boolean
- Definition Classes
- TransformUtils
- def isMatchEndLabel(sym: Global.Symbol): Boolean
- Definition Classes
- TransformUtils
- def isUnitType(tp: Global.Type): Boolean
- Definition Classes
- TransformUtils
- def listToBlock(trees: List[Global.Tree]): Global.Block
- Definition Classes
- TransformUtils
- def literalBool(b: Boolean): Global.Tree
- Definition Classes
- TransformUtils
- def literalBoxedUnit: Global.Tree
- Definition Classes
- TransformUtils
- def literalUnit: Global.Tree
- Definition Classes
- TransformUtils
- def markContainsAwait(t: Global.Tree): Unit
- Definition Classes
- TransformUtils
- final def ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def newRootLocalTyper(unit: Global.CompilationUnit): (analyzer)#Typer
- Attributes
- protected
- Definition Classes
- TypingTransformers
- final def notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- final def notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- def reportUnsupportedAwaits(tree: Global.Tree): Unit
Analyze the contents of an
async
block in order to: - Report unsupportedawait
calls under nested templates, functions, by-name arguments.Analyze the contents of an
async
block in order to: - Report unsupportedawait
calls under nested templates, functions, by-name arguments.Must be called on the original tree, not on the ANF transformed tree.
- Definition Classes
- AsyncAnalysis
- def statsAndExpr(tree: Global.Tree): (List[Global.Tree], Global.Tree)
- Definition Classes
- TransformUtils
- def substituteTrees(t: Global.Tree, from: List[Global.Symbol], to: List[Global.Tree]): Global.Tree
- Definition Classes
- TransformUtils
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- def toMultiMap[A, B](abs: Iterable[(A, B)]): LinkedHashMap[A, List[B]]
- Definition Classes
- TransformUtils
- def toString(): String
- Definition Classes
- AnyRef → Any
- def typed(tree: Global.Tree): Global.Tree
- Definition Classes
- TransformUtils
- def typedPos(pos: Global.Position)(tree: Global.Tree): Global.Tree
- Definition Classes
- TransformUtils
- final def wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException]) @native()
- object MatchEnd
- Definition Classes
- TransformUtils
- object UnwrapBoxedUnit
- Definition Classes
- TransformUtils
- object cleanupContainsAwaitAttachments extends Global.Traverser
- Definition Classes
- TransformUtils
Deprecated Value Members
- def →[B](y: B): (LiveVariables, B)
- Implicit
- This member is added by an implicit conversion from LiveVariables toArrowAssoc[LiveVariables] 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.
The Scala compiler and reflection APIs.