diff options
Diffstat (limited to 'src/compiler/scala/tools/nsc/typechecker/SyntheticMethods.scala')
| -rw-r--r-- | src/compiler/scala/tools/nsc/typechecker/SyntheticMethods.scala | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/SyntheticMethods.scala b/src/compiler/scala/tools/nsc/typechecker/SyntheticMethods.scala index f9d41bcc5e..2f4eff30d2 100644 --- a/src/compiler/scala/tools/nsc/typechecker/SyntheticMethods.scala +++ b/src/compiler/scala/tools/nsc/typechecker/SyntheticMethods.scala @@ -51,11 +51,9 @@ trait SyntheticMethods extends ast.TreeDSL { if (clazz0 == AnyValClass || isPrimitiveValueClass(clazz0)) return { if (clazz0.info member nme.getClass_ isDeferred) { - val getClassMethod = createMethod(nme.getClass_, getClassReturnType(clazz.tpe)) { sym => - // XXX dummy implementation for now - NULL - } - treeCopy.Template(templ, templ.parents, templ.self, templ.body :+ getClassMethod) + // XXX dummy implementation for now + val getClassMethod = createMethod(nme.getClass_, getClassReturnType(clazz.tpe))(_ => NULL) + deriveTemplate(templ)(_ :+ getClassMethod) } else templ } @@ -89,7 +87,7 @@ trait SyntheticMethods extends ast.TreeDSL { ) def forwardToRuntime(method: Symbol): Tree = - forwardMethod(method, getMember(ScalaRunTimeModule, method.name prepend "_"))(This(clazz) :: _) + forwardMethod(method, getMember(ScalaRunTimeModule, method.name prepend "_"))(mkThis :: _) // Any member, including private def hasConcreteImpl(name: Name) = @@ -109,7 +107,7 @@ trait SyntheticMethods extends ast.TreeDSL { } def productIteratorMethod = { createMethod(nme.productIterator, iteratorOfType(accessorLub))(_ => - gen.mkMethodCall(ScalaRunTimeModule, nme.typedProductIterator, List(accessorLub), List(This(clazz))) + gen.mkMethodCall(ScalaRunTimeModule, nme.typedProductIterator, List(accessorLub), List(mkThis)) ) } def projectionMethod(accessor: Symbol, num: Int) = { @@ -157,8 +155,8 @@ trait SyntheticMethods extends ast.TreeDSL { def equalsCore(eqmeth: Symbol, accessors: List[Symbol]) = { val otherName = context.unit.freshTermName(clazz.name + "$") val otherSym = eqmeth.newValue(otherName, eqmeth.pos, SYNTHETIC) setInfo clazz.tpe - val pairwise = accessors map (acc => fn(Select(This(clazz), acc), acc.tpe member nme.EQ, Select(Ident(otherSym), acc))) - val canEq = gen.mkMethodCall(otherSym, nme.canEqual_, Nil, List(This(clazz))) + val pairwise = accessors map (acc => fn(Select(mkThis, acc), acc.tpe member nme.EQ, Select(Ident(otherSym), acc))) + val canEq = gen.mkMethodCall(otherSym, nme.canEqual_, Nil, List(mkThis)) val tests = if (clazz.isDerivedValueClass || clazz.isFinal && syntheticCanEqual) pairwise else pairwise :+ canEq thatTest(eqmeth) AND Block( @@ -181,9 +179,9 @@ trait SyntheticMethods extends ast.TreeDSL { def equalsCaseClassMethod: Tree = createMethod(nme.equals_, List(AnyClass.tpe), BooleanClass.tpe) { m => if (accessors.isEmpty) if (clazz.isFinal) thatTest(m) - else thatTest(m) AND ((thatCast(m) DOT nme.canEqual_)(This(clazz))) + else thatTest(m) AND ((thatCast(m) DOT nme.canEqual_)(mkThis)) else - (This(clazz) ANY_EQ Ident(m.firstParam)) OR equalsCore(m, accessors) + (mkThis ANY_EQ Ident(m.firstParam)) OR equalsCore(m, accessors) } /** The equality method for value classes @@ -200,9 +198,7 @@ trait SyntheticMethods extends ast.TreeDSL { * def hashCode(): Int = this.underlying.hashCode */ def hashCodeDerivedValueClassMethod: Tree = createMethod(nme.hashCode_, Nil, IntClass.tpe) { m => - Select( - Select(This(clazz), clazz.firstParamAccessor), - nme.hashCode_) + Select(mkThisSelect(clazz.firstParamAccessor), nme.hashCode_) } /** The _1, _2, etc. methods to implement ProductN. @@ -217,7 +213,7 @@ trait SyntheticMethods extends ast.TreeDSL { List( Product_productPrefix -> (() => constantNullary(nme.productPrefix, clazz.name.decode)), Product_productArity -> (() => constantNullary(nme.productArity, arity)), - Product_productElement -> (() => perElementMethod(nme.productElement, accessorLub)(Select(This(clazz), _))), + Product_productElement -> (() => perElementMethod(nme.productElement, accessorLub)(mkThisSelect)), Product_iterator -> (() => productIteratorMethod), Product_canEqual -> (() => canEqualMethod) // This is disabled pending a reimplementation which doesn't add any |