ImmutableArray <BoundTypeRef> Create(IList <Ast.TypeRef> trefs, SemanticsBinder binder, SourceTypeSymbol self, bool nullClassSemantic = false, bool phpLang = false)
{
return(trefs.SelectAsArray(t =>
{
if (nullClassSemantic && t.IsNullClass())
{
return NullTypeRef;
}
return CreateFromTypeRef(t, binder, self, objectTypeInfoSemantic: false, phpLang: phpLang).WithSyntax(t);
}));
}
ImmutableArray <BoundTypeRef> Create(IList <Ast.TypeRef> trefs, SemanticsBinder binder, SourceTypeSymbol self)
{
return(trefs
.Select(t => CreateFromTypeRef(t, binder, self, objectTypeInfoSemantic: false).WithSyntax(t))
.AsImmutable());
}
public BoundTypeRef CreateFromTypeRef(Ast.TypeRef tref, SemanticsBinder binder = null, SourceTypeSymbol self = null, bool objectTypeInfoSemantic = false)
{
if (tref is Ast.PrimitiveTypeRef pt)
{
switch (pt.PrimitiveTypeName)
{
case Ast.PrimitiveTypeRef.PrimitiveType.@int: return(LongTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@float: return(DoubleTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@string: return(StringTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@bool: return(BoolTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.array: return(ArrayTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.callable: return(CallableTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@void: return(VoidTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.iterable: return(IterableTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@object: return(ObjectTypeRef);
default: throw ExceptionUtilities.UnexpectedValue(pt.PrimitiveTypeName);
}
}
else if (tref is Ast.INamedTypeRef named)
{
if (named.ClassName == NameUtils.SpecialNames.System_Object)
{
return(ObjectTypeRef);
}
//if (named.ClassName == NameUtils.SpecialNames.stdClass) return StdClassTypeRef;
if (named is Ast.TranslatedTypeRef tt && self != null && tt.OriginalType is Ast.ReservedTypeRef reserved)
{
// keep self,parent,static not translated - better in cases where the type is ambiguous
return(CreateFromTypeRef(reserved, binder, self, objectTypeInfoSemantic));
}
return(new BoundClassTypeRef(named.ClassName, binder?.Routine, self ?? binder?.Self));
}
else if (tref is Ast.ReservedTypeRef reserved)
{
return(new BoundReservedTypeRef(reserved.Type, self));
}
else if (tref is Ast.AnonymousTypeRef at)
{
return(new BoundTypeRefFromSymbol(at.TypeDeclaration.GetProperty <SourceTypeSymbol>()));
}
else if (tref is Ast.MultipleTypeRef mt)
{
return(new BoundMultipleTypeRef(Create(mt.MultipleTypes, binder, self)));
}
else if (tref is Ast.NullableTypeRef nullable)
{
var t = CreateFromTypeRef(nullable.TargetType, binder, self, objectTypeInfoSemantic);
t.IsNullable = true;
return(t);
}
else if (tref is Ast.GenericTypeRef gt)
{
return(new BoundGenericClassTypeRef(
CreateFromTypeRef(gt.TargetType, binder, self, objectTypeInfoSemantic),
Create(gt.GenericParams, binder, self)));
}
else if (tref is Ast.IndirectTypeRef it)
{
return(new BoundIndirectTypeRef(
binder.BindWholeExpression(it.ClassNameVar, BoundAccess.Read).SingleBoundElement(),
objectTypeInfoSemantic));
}
else
{
throw ExceptionUtilities.UnexpectedValue(tref);
}
}
IEnumerable<FieldSymbol> LoadFields()
{
var binder = new SemanticsBinder(null);
// fields
foreach (var flist in _syntax.Members.OfType<FieldDeclList>())
{
var fkind = (flist.Modifiers & PhpMemberAttributes.Static) == 0
? SourceFieldSymbol.KindEnum.InstanceField
: SourceFieldSymbol.KindEnum.StaticField;
foreach (var f in flist.Fields)
{
yield return new SourceFieldSymbol(this, f.Name.Value, flist.Modifiers.GetAccessibility(), f.PHPDoc ?? flist.PHPDoc, fkind,
(f.Initializer != null) ? binder.BindExpression(f.Initializer, BoundAccess.Read) : null);
}
}
// constants
foreach (var clist in _syntax.Members.OfType<ConstDeclList>())
{
foreach (var c in clist.Constants)
{
yield return new SourceFieldSymbol(this, c.Name.Name.Value, Accessibility.Public, c.PHPDoc ?? clist.PHPDoc,
SourceFieldSymbol.KindEnum.ClassConstant,
binder.BindExpression(c.Initializer, BoundAccess.Read));
}
}
}
public BoundTypeRef CreateFromTypeRef(Ast.TypeRef tref, SemanticsBinder binder = null, SourceTypeSymbol self = null, bool objectTypeInfoSemantic = false, int arity = -1, bool phpLang = false)
{
if (tref is Ast.PrimitiveTypeRef pt)
{
switch (pt.PrimitiveTypeName)
{
case Ast.PrimitiveTypeRef.PrimitiveType.@int: return(LongTypeRef); // CONSIDER: phpLang ? LongTypeRef : Create(Int32);
case Ast.PrimitiveTypeRef.PrimitiveType.@float: return(DoubleTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@string: return(phpLang ? WritableStringRef : StringTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@bool: return(BoolTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.array: return(ArrayTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.callable: return(CallableTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@void: return(VoidTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.iterable: return(IterableTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.@object: return(ObjectTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.mixed: return(MixedTypeRef);
case Ast.PrimitiveTypeRef.PrimitiveType.never: return(VoidTypeRef);
default: throw ExceptionUtilities.UnexpectedValue(pt.PrimitiveTypeName);
}
}
else if (tref is Ast.INamedTypeRef named)
{
if (named.ClassName == NameUtils.SpecialNames.System_Object)
{
return(ObjectTypeRef);
}
//if (named.ClassName == NameUtils.SpecialNames.stdClass) return StdClassTypeRef;
if (named is Ast.TranslatedTypeRef tt && self != null && tt.OriginalType is Ast.ReservedTypeRef reserved)
{
// keep self,parent,static not translated - better in cases where the type is ambiguous
return(CreateFromTypeRef(reserved, binder, self, objectTypeInfoSemantic, phpLang: phpLang));
}
return(new BoundClassTypeRef(named.ClassName, binder?.Routine, self ?? binder?.Self, arity));
}
else if (tref is Ast.ReservedTypeRef reserved)
{
return(new BoundReservedTypeRef(reserved.Type, self));
}
else if (tref is Ast.AnonymousTypeRef at)
{
return(new BoundTypeRefFromSymbol(at.TypeDeclaration.GetProperty <SourceTypeSymbol>()));
}
else if (tref is Ast.MultipleTypeRef mt)
{
return(new BoundMultipleTypeRef(Create(mt.MultipleTypes, binder, self, nullClassSemantic: true, phpLang: phpLang)));
}
else if (tref is Ast.NullableTypeRef nullable)
{
var t = CreateFromTypeRef(nullable.TargetType, binder, self, objectTypeInfoSemantic, phpLang: phpLang);
if (t.IsNullable != true)
{
if (t is BoundPrimitiveTypeRef bpt)
{
// do not change the cached singleton // https://github.com/peachpiecompiler/peachpie/issues/455
t = new BoundPrimitiveTypeRef(bpt.TypeCode);
}
t.IsNullable = true;
}
return(t);
}
else if (tref is Ast.GenericTypeRef gt)
{
return(new BoundGenericClassTypeRef(
CreateFromTypeRef(gt.TargetType, binder, self, objectTypeInfoSemantic, arity: gt.GenericParams.Count, phpLang: phpLang),
Create(gt.GenericParams, binder, self, phpLang: false)));
}
else if (tref is Ast.IndirectTypeRef it)
{
return(new BoundIndirectTypeRef(
binder.BindWholeExpression(it.ClassNameVar, BoundAccess.Read).SingleBoundElement(),
objectTypeInfoSemantic));
}
else
{
throw ExceptionUtilities.UnexpectedValue(tref);
}
}