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
  • trait Parsers extends Scanners with MarkupParsers with ParsersCommon

    Performs the following context-free rewritings:

    Performs the following context-free rewritings:

    - Places all pattern variables in Bind nodes. In a pattern, for identifiers x:

                    x  => x @ _
                  x:T  => x @ (_ : T)
    

    • Removes pattern definitions (PatDef's) as follows: If pattern is a simple (typed) identifier:
             val x = e     ==>  val x = e
             val x: T = e  ==>  val x: T = e
      

    if there are no variables in pattern

           val p = e  ==>  e match (case p => ())
    

    if there is exactly one variable in pattern

           val x_1 = e match (case p => (x_1))
    

    if there is more than one variable in pattern

           val p = e  ==>  private synthetic val t$ = e match (case p => (x_1, ..., x_N))
                           val x_1 = t$._1
                           ...
                           val x_N = t$._N
    

    - Removes function types as follows:

           (argtpes) => restpe   ==>   scala.Function_n[argtpes, restpe]
    

    - Wraps naked case definitions in a match as follows:

           { cases }   ==>   (x => x.match {cases}), except when already argument to match
    

    Definition Classes
    parser
  • abstract class Parser extends ParserCommon
    Definition Classes
    Parsers
  • InfixMode
  • ParserTreeBuilder
  • PatternContextSensitive
  • SeqContextSensitive
  • noSeq
  • outPattern
  • seqOK
  • xmlSeqOK
c

scala.tools.nsc.ast.parser.Parsers.Parser

ParserTreeBuilder

class ParserTreeBuilder extends TreeBuilder

Source
Parsers.scala
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  2. By Inheritance
Inherited
  1. ParserTreeBuilder
  2. TreeBuilder
  3. AnyRef
  4. Any
Implicitly
  1. by any2stringadd
  2. by StringFormat
  3. by Ensuring
  4. by ArrowAssoc
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new ParserTreeBuilder()

Value Members

  1. def addEvidenceParams(owner: Global.Name, vparamss: List[List[Global.ValDef]], contextBounds: List[Global.Tree]): List[List[Global.ValDef]]

    Append implicit parameter section if contextBounds nonempty

    Append implicit parameter section if contextBounds nonempty

    Definition Classes
    TreeBuilder
  2. def byNameApplication(tpe: Global.Tree): Global.Tree
    Definition Classes
    TreeBuilder
  3. def convertToTypeName(t: Global.Tree): Option[Global.RefTree]
    Definition Classes
    TreeBuilder
  4. implicit def fresh: FreshNameCreator
    Definition Classes
    TreeBuilder
  5. val global: Parsers.global.type
    Definition Classes
    ParserTreeBuilderTreeBuilder
  6. def makeAlternative(ts: List[Global.Tree]): Global.Tree

    Create tree for a pattern alternative

    Create tree for a pattern alternative

    Definition Classes
    TreeBuilder
  7. def makeAnnotated(t: Global.Tree, annot: Global.Tree): Global.Tree
    Definition Classes
    TreeBuilder
  8. def makeBlock(stats: List[Global.Tree]): Global.Tree

    Create block of statements stats

    Create block of statements stats

    Definition Classes
    TreeBuilder
  9. def makeCaseDef(pat: Global.Tree, guard: Global.Tree, rhs: Global.Tree): Global.CaseDef

    Create tree for case definition <case pat if guard => rhs>

    Create tree for case definition <case pat if guard => rhs>

    Definition Classes
    TreeBuilder
  10. def makeCatchFromExpr(catchExpr: Global.Tree): Global.CaseDef

    Creates tree representing: { case x: Throwable => val catchFn = catchExpr if (catchFn isDefinedAt x) catchFn(x) else throw x }

    Creates tree representing: { case x: Throwable => val catchFn = catchExpr if (catchFn isDefinedAt x) catchFn(x) else throw x }

    Definition Classes
    TreeBuilder
  11. def makeDoWhile(lname: Global.TermName, body: Global.Tree, cond: Global.Tree): Global.Tree

    Create tree representing a do-while loop

    Create tree representing a do-while loop

    Definition Classes
    TreeBuilder
  12. def makeFunctionTypeTree(argtpes: List[Global.Tree], restpe: Global.Tree): Global.Tree

    Create a tree representing the function type (argtpes) => restpe

    Create a tree representing the function type (argtpes) => restpe

    Definition Classes
    TreeBuilder
  13. def makeImportSelector(name: Global.Name, nameOffset: Int): Global.ImportSelector
    Definition Classes
    TreeBuilder
  14. def makeParam(pname: Global.TermName, tpe: Global.Tree): Global.ValDef
    Definition Classes
    TreeBuilder
  15. def makePatDef(mods: Global.Modifiers, pat: Global.Tree, rhs: Global.Tree): List[Global.ValDef]
    Definition Classes
    TreeBuilder
  16. def makePostfixSelect(start0: Int, end: Int, od: Global.Tree, op: Global.Name): Global.Tree

    Tree for od op, start is start0 if od.pos is borked.

    Tree for od op, start is start0 if od.pos is borked.

    Definition Classes
    TreeBuilder
  17. def makeSelfDef(name: Global.TermName, tpt: Global.Tree): Global.ValDef
    Definition Classes
    TreeBuilder
  18. def makeSyntheticTypeParam(pname: Global.TypeName, bounds: Global.Tree): Global.TypeDef
    Definition Classes
    TreeBuilder
  19. def makeTupleTerm(elems: List[Global.Tree]): Global.Tree
    Definition Classes
    TreeBuilder
  20. def makeTupleType(elems: List[Global.Tree]): Global.Tree
    Definition Classes
    TreeBuilder
  21. def makeWhile(startPos: Int, cond: Global.Tree, body: Global.Tree): Global.Tree

    Create tree representing a while loop

    Create tree representing a while loop

    Definition Classes
    TreeBuilder
  22. def o2p(offset: Int): Global.Position
    Definition Classes
    TreeBuilder
  23. def r2p(start: Int, mid: Int, end: Int): Global.Position
    Definition Classes
    TreeBuilder
  24. def repeatedApplication(tpe: Global.Tree): Global.Tree
    Definition Classes
    TreeBuilder
  25. def rootScalaDot(name: Global.Name): Global.Select
    Definition Classes
    TreeBuilder
  26. def scalaAnyRefConstr: Global.Select
    Definition Classes
    TreeBuilder
  27. def scalaDot(name: Global.Name): Global.Select
    Definition Classes
    TreeBuilder
  28. def scalaUnitConstr: Global.Select
    Definition Classes
    TreeBuilder
  29. def source: SourceFile
    Definition Classes
    ParserTreeBuilderTreeBuilder
  30. def unit: Global.CompilationUnit
    Definition Classes
    ParserTreeBuilderTreeBuilder