//
// Author: Miguel de Icaza (miguel@gnu.org)
// Ravi Pratap (ravi@ximian.com)
-// Marek Safar (marek.safar@seznam.cz)
+// Marek Safar (marek.safar@gmail.com)
//
// Dual licensed under the terms of the MIT X11 or GNU GPL
//
// Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
-// Copyright 2003-2008 Novell, Inc.
+// Copyright 2003-2011 Novell, Inc.
+// Copyright 2011 Xamarin Inc
//
using System;
using System.Globalization;
using System.Collections.Generic;
using System.Text;
+using System.IO;
namespace Mono.CSharp
{
{
var ctx = module.Compiler;
foreach (var p in types) {
- var found = PredefinedType.Resolve (module, p.Kind, p.Namespace, p.Name, p.Arity, Location.Null);
+ var found = PredefinedType.Resolve (module, p.Kind, p.Namespace, p.Name, p.Arity);
if (found == null || found == p)
continue;
var tc = found.MemberDefinition as TypeContainer;
if (tc != null) {
var ns = module.GlobalRootNamespace.GetNamespace (p.Namespace, false);
- ns.ReplaceTypeWithPredefined (found, p);
+ ns.SetBuiltinType (p);
tc.SetPredefinedSpec (p);
p.SetDefinition (found);
class PredefinedTypes
{
public readonly PredefinedType ArgIterator;
+ public readonly PredefinedType TypedReference;
public readonly PredefinedType MarshalByRefObject;
public readonly PredefinedType RuntimeHelpers;
public readonly PredefinedType IAsyncResult;
public readonly PredefinedType MethodBase;
public readonly PredefinedType MethodInfo;
public readonly PredefinedType ConstructorInfo;
+ public readonly PredefinedType MemberBinding;
//
// C# 4.0
public readonly PredefinedType CallSiteGeneric;
public readonly PredefinedType BinderFlags;
+ //
+ // C# 5.0
+ //
+ public readonly PredefinedType AsyncVoidMethodBuilder;
+ public readonly PredefinedType AsyncTaskMethodBuilder;
+ public readonly PredefinedType AsyncTaskMethodBuilderGeneric;
+ public readonly PredefinedType Action;
+ public readonly PredefinedType Task;
+ public readonly PredefinedType TaskGeneric;
+
public PredefinedTypes (ModuleContainer module)
{
- var TypedReference = new PredefinedType (module, MemberKind.Struct, "System", "TypedReference");
+ TypedReference = new PredefinedType (module, MemberKind.Struct, "System", "TypedReference");
ArgIterator = new PredefinedType (module, MemberKind.Struct, "System", "ArgIterator");
MarshalByRefObject = new PredefinedType (module, MemberKind.Class, "System", "MarshalByRefObject");
Expression = new PredefinedType (module, MemberKind.Class, "System.Linq.Expressions", "Expression");
ExpressionGeneric = new PredefinedType (module, MemberKind.Class, "System.Linq.Expressions", "Expression", 1);
+ MemberBinding = new PredefinedType (module, MemberKind.Class, "System.Linq.Expressions", "MemberBinding");
ParameterExpression = new PredefinedType (module, MemberKind.Class, "System.Linq.Expressions", "ParameterExpression");
FieldInfo = new PredefinedType (module, MemberKind.Class, "System.Reflection", "FieldInfo");
MethodBase = new PredefinedType (module, MemberKind.Class, "System.Reflection", "MethodBase");
Binder = new PredefinedType (module, MemberKind.Class, "Microsoft.CSharp.RuntimeBinder", "Binder");
BinderFlags = new PredefinedType (module, MemberKind.Enum, "Microsoft.CSharp.RuntimeBinder", "CSharpBinderFlags");
+ Action = new PredefinedType (module, MemberKind.Delegate, "System", "Action");
+ AsyncVoidMethodBuilder = new PredefinedType (module, MemberKind.Struct, "System.Runtime.CompilerServices", "AsyncVoidMethodBuilder");
+ AsyncTaskMethodBuilder = new PredefinedType (module, MemberKind.Struct, "System.Runtime.CompilerServices", "AsyncTaskMethodBuilder");
+ AsyncTaskMethodBuilderGeneric = new PredefinedType (module, MemberKind.Struct, "System.Runtime.CompilerServices", "AsyncTaskMethodBuilder", 1);
+ Task = new PredefinedType (module, MemberKind.Class, "System.Threading.Tasks", "Task");
+ TaskGeneric = new PredefinedType (module, MemberKind.Class, "System.Threading.Tasks", "Task", 1);
+
//
// Define types which are used for comparison. It does not matter
// if they don't exist as no error report is needed
if (ExpressionGeneric.Define ())
ExpressionGeneric.TypeSpec.IsExpressionTreeType = true;
+
+ Task.Define ();
+ if (TaskGeneric.Define ())
+ TaskGeneric.TypeSpec.IsGenericTask = true;
}
}
class PredefinedMembers
{
public readonly PredefinedMember<MethodSpec> ActivatorCreateInstance;
+ public readonly PredefinedMember<MethodSpec> AsyncTaskMethodBuilderCreate;
+ public readonly PredefinedMember<MethodSpec> AsyncTaskMethodBuilderSetResult;
+ public readonly PredefinedMember<MethodSpec> AsyncTaskMethodBuilderSetException;
+ public readonly PredefinedMember<PropertySpec> AsyncTaskMethodBuilderTask;
+ public readonly PredefinedMember<MethodSpec> AsyncTaskMethodBuilderGenericCreate;
+ public readonly PredefinedMember<MethodSpec> AsyncTaskMethodBuilderGenericSetResult;
+ public readonly PredefinedMember<MethodSpec> AsyncTaskMethodBuilderGenericSetException;
+ public readonly PredefinedMember<PropertySpec> AsyncTaskMethodBuilderGenericTask;
+ public readonly PredefinedMember<MethodSpec> AsyncVoidMethodBuilderCreate;
+ public readonly PredefinedMember<MethodSpec> AsyncVoidMethodBuilderSetException;
+ public readonly PredefinedMember<MethodSpec> AsyncVoidMethodBuilderSetResult;
public readonly PredefinedMember<MethodSpec> DecimalCtor;
public readonly PredefinedMember<MethodSpec> DecimalCtorInt;
public readonly PredefinedMember<MethodSpec> DecimalCtorLong;
public readonly PredefinedMember<MethodSpec> StringInequal;
public readonly PredefinedMember<MethodSpec> StructLayoutAttributeCtor;
public readonly PredefinedMember<FieldSpec> StructLayoutCharSet;
- public readonly PredefinedMember<FieldSpec> StructLayoutPack;
public readonly PredefinedMember<FieldSpec> StructLayoutSize;
public readonly PredefinedMember<MethodSpec> TypeGetTypeFromHandle;
ActivatorCreateInstance = new PredefinedMember<MethodSpec> (module, types.Activator,
MemberFilter.Method ("CreateInstance", 1, ParametersCompiled.EmptyReadOnlyParameters, null));
+ AsyncTaskMethodBuilderCreate = new PredefinedMember<MethodSpec> (module, types.AsyncTaskMethodBuilder,
+ MemberFilter.Method ("Create", 0, ParametersCompiled.EmptyReadOnlyParameters, types.AsyncTaskMethodBuilder.TypeSpec));
+
+ AsyncTaskMethodBuilderSetResult = new PredefinedMember<MethodSpec> (module, types.AsyncTaskMethodBuilder,
+ MemberFilter.Method ("SetResult", 0, ParametersCompiled.EmptyReadOnlyParameters, btypes.Void));
+
+ AsyncTaskMethodBuilderSetException = new PredefinedMember<MethodSpec> (module, types.AsyncTaskMethodBuilder,
+ MemberFilter.Method ("SetException", 0,
+ ParametersCompiled.CreateFullyResolved (btypes.Exception), btypes.Void));
+
+ AsyncTaskMethodBuilderTask = new PredefinedMember<PropertySpec> (module, types.AsyncTaskMethodBuilder,
+ MemberFilter.Property ("Task", null));
+
+ AsyncTaskMethodBuilderGenericCreate = new PredefinedMember<MethodSpec> (module, types.AsyncTaskMethodBuilderGeneric,
+ MemberFilter.Method ("Create", 0, ParametersCompiled.EmptyReadOnlyParameters, types.AsyncVoidMethodBuilder.TypeSpec));
+
+ AsyncTaskMethodBuilderGenericSetResult = new PredefinedMember<MethodSpec> (module, types.AsyncTaskMethodBuilderGeneric,
+ "SetResult", MemberKind.Method, () => new TypeSpec[] {
+ types.AsyncTaskMethodBuilderGeneric.TypeSpec.MemberDefinition.TypeParameters[0]
+ });
+
+ AsyncTaskMethodBuilderGenericSetException = new PredefinedMember<MethodSpec> (module, types.AsyncTaskMethodBuilderGeneric,
+ MemberFilter.Method ("SetException", 0,
+ ParametersCompiled.CreateFullyResolved (btypes.Exception), btypes.Void));
+
+ AsyncTaskMethodBuilderGenericTask = new PredefinedMember<PropertySpec> (module, types.AsyncTaskMethodBuilderGeneric,
+ MemberFilter.Property ("Task", null));
+
+ AsyncVoidMethodBuilderCreate = new PredefinedMember<MethodSpec> (module, types.AsyncVoidMethodBuilder,
+ MemberFilter.Method ("Create", 0, ParametersCompiled.EmptyReadOnlyParameters, types.AsyncVoidMethodBuilder.TypeSpec));
+
+ AsyncVoidMethodBuilderSetException = new PredefinedMember<MethodSpec> (module, types.AsyncVoidMethodBuilder,
+ MemberFilter.Method ("SetException", 0, null, btypes.Void));
+
+ AsyncVoidMethodBuilderSetResult = new PredefinedMember<MethodSpec> (module, types.AsyncVoidMethodBuilder,
+ MemberFilter.Method ("SetResult", 0, ParametersCompiled.EmptyReadOnlyParameters, btypes.Void));
+
DecimalCtor = new PredefinedMember<MethodSpec> (module, btypes.Decimal,
MemberFilter.Constructor (ParametersCompiled.CreateFullyResolved (
btypes.Int, btypes.Int, btypes.Int, btypes.Bool, btypes.Byte)));
StructLayoutCharSet = new PredefinedMember<FieldSpec> (module, atypes.StructLayout, "CharSet",
MemberKind.Field, types.CharSet);
- StructLayoutPack = new PredefinedMember<FieldSpec> (module, atypes.StructLayout,
- MemberFilter.Field ("Pack", btypes.Int));
-
StructLayoutSize = new PredefinedMember<FieldSpec> (module, atypes.StructLayout,
MemberFilter.Field ("Size", btypes.Int));
if (type != null)
return true;
- Namespace type_ns = module.GlobalRootNamespace.GetNamespace (ns, true);
- var te = type_ns.LookupType (module, name, arity, true, Location.Null);
- if (te == null || te.Type.Kind != kind) {
- return false;
- }
-
- type = te.Type;
- return true;
+ type = Resolve (module, kind, ns, name, arity, false);
+ return type != null;
}
public string GetSignatureForError ()
return ns + "." + name;
}
- public static TypeSpec Resolve (ModuleContainer module, MemberKind kind, string ns, string name, int arity, Location loc)
+ public static TypeSpec Resolve (ModuleContainer module, MemberKind kind, string ns, string name, int arity)
+ {
+ return Resolve (module, kind, ns, name, arity, true);
+ }
+
+ public static TypeSpec Resolve (ModuleContainer module, MemberKind kind, string ns, string name, int arity, bool reportErrors)
{
Namespace type_ns = module.GlobalRootNamespace.GetNamespace (ns, true);
- var te = type_ns.LookupType (module, name, arity, false, Location.Null);
- if (te == null) {
- module.Compiler.Report.Error (518, loc, "The predefined type `{0}.{1}' is not defined or imported", ns, name);
+ var found = type_ns.GetAllTypes (name);
+ if (found == null) {
+ if (reportErrors)
+ module.Compiler.Report.Error (518, "The predefined type `{0}.{1}' is not defined or imported", ns, name);
+
return null;
}
- var type = te.Type;
- if (type.Kind != kind) {
- if (type.Kind == MemberKind.Struct && kind == MemberKind.Void && type.MemberDefinition is TypeContainer) {
- // Void is declared as struct but we keep it internally as
- // special kind, the swap will be done by caller
+ TypeSpec best_match = null;
+ foreach (var candidate in found) {
+ if (candidate.Kind != kind) {
+ if (candidate.Kind == MemberKind.Struct && kind == MemberKind.Void && candidate.MemberDefinition is TypeContainer) {
+ // Void is declared as struct but we keep it internally as
+ // special kind, the swap will be done by caller
+ } else {
+ continue;
+ }
+ }
+
+ if (candidate.Arity != arity)
+ continue;
+
+ if ((candidate.Modifiers & Modifiers.INTERNAL) != 0 && !candidate.MemberDefinition.IsInternalAsPublic (module.DeclaringAssembly))
+ continue;
+
+ if (best_match == null) {
+ best_match = candidate;
+ continue;
+ }
+
+ var other_match = best_match;
+ if (!best_match.MemberDefinition.IsImported &&
+ module.Compiler.BuiltinTypes.Object.MemberDefinition.DeclaringAssembly == candidate.MemberDefinition.DeclaringAssembly) {
+ best_match = candidate;
+ }
+
+ string location;
+ if (best_match.MemberDefinition is MemberCore) {
+ location = ((MemberCore) best_match.MemberDefinition).Location.Name;
} else {
- module.Compiler.Report.Error (520, loc, "The predefined type `{0}.{1}' is not declared correctly", ns, name);
- return null;
+ var assembly = (ImportedAssemblyDefinition) best_match.MemberDefinition.DeclaringAssembly;
+ location = Path.GetFileName (assembly.Location);
}
+
+ module.Compiler.Report.SymbolRelatedToPreviousError (other_match);
+ module.Compiler.Report.SymbolRelatedToPreviousError (candidate);
+
+ module.Compiler.Report.Warning (1685, 1,
+ "The predefined type `{0}.{1}' is defined multiple times. Using definition from `{2}'",
+ ns, name, location);
+
+ break;
}
- return type;
+ if (best_match == null && reportErrors) {
+ Location loc;
+ if (found[0].MemberDefinition is MemberCore) {
+ loc = ((MemberCore) found[0].MemberDefinition).Location;
+ } else {
+ loc = Location.Null;
+ module.Compiler.Report.SymbolRelatedToPreviousError (found[0]);
+ }
+
+ module.Compiler.Report.Error (520, loc, "The predefined type `{0}.{1}' is not declared correctly", ns, name);
+ }
+
+ return best_match;
}
- public TypeSpec Resolve (Location loc)
+ public TypeSpec Resolve ()
{
if (type == null)
- type = Resolve (module, kind, ns, name, arity, loc);
+ type = Resolve (module, kind, ns, name, arity);
return type;
}
T member;
TypeSpec declaring_type;
readonly PredefinedType declaring_type_predefined;
- readonly PredefinedType[] parameters_predefined;
MemberFilter filter;
+ readonly Func<TypeSpec[]> filter_builder;
public PredefinedMember (ModuleContainer module, PredefinedType type, MemberFilter filter)
{
public PredefinedMember (ModuleContainer module, PredefinedType type, string name, MemberKind kind, params PredefinedType[] types)
: this (module, type, new MemberFilter (name, 0, kind, null, null))
{
- parameters_predefined = types;
+ filter_builder = () => {
+ var ptypes = new TypeSpec[types.Length];
+ for (int i = 0; i < ptypes.Length; ++i) {
+ var p = types[i];
+ if (!p.Define ())
+ return null;
+
+ ptypes[i] = p.TypeSpec;
+ }
+
+ return ptypes;
+ };
+ }
+
+ public PredefinedMember (ModuleContainer module, PredefinedType type, string name, MemberKind kind, Func<TypeSpec[]> typesBuilder)
+ : this (module, type, new MemberFilter (name, 0, kind, null, null))
+ {
+ filter_builder = typesBuilder;
}
public PredefinedMember (ModuleContainer module, BuiltinTypeSpec type, string name, params TypeSpec[] types)
declaring_type = declaring_type_predefined.TypeSpec;
}
- if (parameters_predefined != null) {
- TypeSpec[] types = new TypeSpec [parameters_predefined.Length];
- for (int i = 0; i < types.Length; ++i) {
- var p = parameters_predefined [i];
- if (!p.Define ())
- return null;
-
- types[i] = p.TypeSpec;
- }
+ if (filter_builder != null) {
+ var types = filter_builder ();
if (filter.Kind == MemberKind.Field)
filter = new MemberFilter (filter.Name, filter.Arity, filter.Kind, null, types [0]);
else
- filter = new MemberFilter (filter.Name, filter.Arity, filter.Kind, ParametersCompiled.CreateFullyResolved (types), filter.MemberType);
+ filter = new MemberFilter (filter.Name, filter.Arity, filter.Kind,
+ ParametersCompiled.CreateFullyResolved (types), filter.MemberType);
}
member = MemberCache.FindMember (declaring_type, filter, BindingRestriction.DeclaredOnly) as T;
return member;
if (declaring_type == null) {
- if (declaring_type_predefined.Resolve (loc) == null)
+ if (declaring_type_predefined.Resolve () == null)
return null;
}
- if (parameters_predefined != null) {
- TypeSpec[] types = new TypeSpec[parameters_predefined.Length];
- for (int i = 0; i < types.Length; ++i) {
- var p = parameters_predefined[i];
- types[i] = p.Resolve (loc);
- if (types[i] == null)
- return null;
- }
-
- filter = new MemberFilter (filter.Name, filter.Arity, filter.Kind, ParametersCompiled.CreateFullyResolved (types), filter.MemberType);
+ if (filter_builder != null) {
+ filter = new MemberFilter (filter.Name, filter.Arity, filter.Kind,
+ ParametersCompiled.CreateFullyResolved (filter_builder ()), filter.MemberType);
}
string method_args = null;
{
return mb.GetSignatureForError ();
}
-
- // Obsolete
- public static bool IsDelegateType (TypeSpec t)
- {
- return t.IsDelegate;
- }
-
- // Obsolete
- public static bool IsEnumType (TypeSpec t)
- {
- return t.IsEnum;
- }
-
- //
- // Whether a type is unmanaged. This is used by the unsafe code (25.2)
- //
- public static bool IsUnmanagedType (TypeSpec t)
- {
- var ds = t.MemberDefinition as DeclSpace;
- if (ds != null)
- return ds.IsUnmanagedType ();
-
- if (t.Kind == MemberKind.Void)
- return true;
-
- // Someone did the work of checking if the ElementType of t is unmanaged. Let's not repeat it.
- if (t.IsPointer)
- return IsUnmanagedType (GetElementType (t));
-
- if (!IsValueType (t))
- return false;
-
- if (t.IsNested && t.DeclaringType.IsGenericOrParentIsGeneric)
- return false;
-
- return true;
- }
-
- //
- // Null is considered to be a reference type
- //
- public static bool IsReferenceType (TypeSpec t)
- {
- if (t.IsGenericParameter)
- return ((TypeParameterSpec) t).IsReferenceType;
-
- return !t.IsStruct && !IsEnumType (t);
- }
- public static bool IsValueType (TypeSpec t)
- {
- if (t.IsGenericParameter)
- return ((TypeParameterSpec) t).IsValueType;
-
- return t.IsStruct || IsEnumType (t);
- }
-
public static bool IsFamilyAccessible (TypeSpec type, TypeSpec parent)
{
// TypeParameter tparam = LookupTypeParameter (type);
/// </summary>
public static bool VerifyUnmanaged (ModuleContainer rc, TypeSpec t, Location loc)
{
- while (t.IsPointer)
- t = GetElementType (t);
-
- if (IsUnmanagedType (t))
+ if (t.IsUnmanaged)
return true;
+ while (t.IsPointer)
+ t = ((ElementTypeSpec) t).Element;
+
rc.Compiler.Report.SymbolRelatedToPreviousError (t);
rc.Compiler.Report.Error (208, loc,
"Cannot take the address of, get the size of, or declare a pointer to a managed type `{0}'",