public RXamlInt32VecLikeConstAstNode(
IXamlLineInfo lineInfo,
IXamlType type, IXamlConstructor constructor,
IXamlType componentType, int[] values)
: base(lineInfo, type, constructor, componentType, values)
{
}
public XamlAstNewClrObjectNode(IXamlLineInfo lineInfo,
XamlAstClrTypeReference type, IXamlConstructor ctor,
List <IXamlAstValueNode> arguments) : base(lineInfo)
{
Type = type;
Constructor = ctor;
Arguments = arguments;
}
public XamlAstConstructableObjectNode(IXamlLineInfo lineInfo,
XamlAstClrTypeReference type, IXamlConstructor ctor,
List <IXamlAstValueNode> arguments,
List <IXamlAstNode> children) : base(lineInfo)
{
Type = type;
Constructor = ctor;
Arguments = arguments;
Children = children;
}
public AvaloniaXamlIlAvaloniaListConstantAstNode(IXamlLineInfo lineInfo, AvaloniaXamlIlWellKnownTypes types, IXamlType listType, IXamlType elementType, IReadOnlyList <IXamlAstValueNode> values) : base(lineInfo)
{
_constructor = listType.GetConstructor();
_listAddMethod = listType.GetMethod(new FindMethodMethodSignature("Add", types.XamlIlTypes.Void, elementType));
_listSetCapacityMethod = listType.GetMethod(new FindMethodMethodSignature("set_Capacity", types.XamlIlTypes.Void, types.Int));
_elementType = elementType;
_values = values;
Type = new XamlAstClrTypeReference(lineInfo, listType, false);
}
public RXamlVecLikeConstAstNode(
IXamlLineInfo lineInfo,
IXamlType type, IXamlConstructor constructor,
IXamlType componentType, T[] values)
: base(lineInfo)
{
_constructor = constructor;
Values = values;
var @params = constructor.Parameters;
if (@params.Count != values.Length)
{
throw new ArgumentException("Invalid amount of parameters");
}
if (@params.Any(c => c != componentType))
{
throw new ArgumentException("Invalid constructor: not all parameters match component type");
}
Type = new XamlAstClrTypeReference(lineInfo, type, false);
}
public AvaloniaXamlIlVectorLikeConstantAstNode(IXamlLineInfo lineInfo, AvaloniaXamlIlWellKnownTypes types, IXamlType type, IXamlConstructor constructor, double[] values) : base(lineInfo)
{
var parameters = constructor.Parameters;
if (parameters.Count != values.Length)
{
throw new XamlTypeSystemException($"Constructor that takes {values.Length} parameters is expected, got {parameters.Count} instead.");
}
var elementType = types.XamlIlTypes.Double;
foreach (var parameter in parameters)
{
if (parameter != elementType)
{
throw new XamlTypeSystemException($"Expected parameter of type {elementType}, got {parameter} instead.");
}
}
_constructor = constructor;
_values = values;
Type = new XamlAstClrTypeReference(lineInfo, type, false);
}
public AvaloniaXamlIlWellKnownTypes(TransformerConfiguration cfg)
{
XamlIlTypes = cfg.WellKnownTypes;
AvaloniaObject = cfg.TypeSystem.GetType("Avalonia.AvaloniaObject");
IAvaloniaObject = cfg.TypeSystem.GetType("Avalonia.IAvaloniaObject");
AvaloniaObjectExtensions = cfg.TypeSystem.GetType("Avalonia.AvaloniaObjectExtensions");
AvaloniaProperty = cfg.TypeSystem.GetType("Avalonia.AvaloniaProperty");
AvaloniaPropertyT = cfg.TypeSystem.GetType("Avalonia.AvaloniaProperty`1");
BindingPriority = cfg.TypeSystem.GetType("Avalonia.Data.BindingPriority");
IBinding = cfg.TypeSystem.GetType("Avalonia.Data.IBinding");
IDisposable = cfg.TypeSystem.GetType("System.IDisposable");
Transitions = cfg.TypeSystem.GetType("Avalonia.Animation.Transitions");
AssignBindingAttribute = cfg.TypeSystem.GetType("Avalonia.Data.AssignBindingAttribute");
AvaloniaObjectBindMethod = AvaloniaObjectExtensions.FindMethod("Bind", IDisposable, false, IAvaloniaObject,
AvaloniaProperty,
IBinding, cfg.WellKnownTypes.Object);
UnsetValueType = cfg.TypeSystem.GetType("Avalonia.UnsetValueType");
StyledElement = cfg.TypeSystem.GetType("Avalonia.StyledElement");
INameScope = cfg.TypeSystem.GetType("Avalonia.Controls.INameScope");
INameScopeRegister = INameScope.GetMethod(
new FindMethodMethodSignature("Register", XamlIlTypes.Void,
XamlIlTypes.String, XamlIlTypes.Object)
{
IsStatic = false,
DeclaringOnly = true,
IsExactMatch = true
});
INameScopeComplete = INameScope.GetMethod(
new FindMethodMethodSignature("Complete", XamlIlTypes.Void)
{
IsStatic = false,
DeclaringOnly = true,
IsExactMatch = true
});
NameScope = cfg.TypeSystem.GetType("Avalonia.Controls.NameScope");
NameScopeSetNameScope = NameScope.GetMethod(new FindMethodMethodSignature("SetNameScope",
XamlIlTypes.Void, StyledElement, INameScope)
{
IsStatic = true
});
AvaloniaObjectSetValueMethod = AvaloniaObject.FindMethod("SetValue", XamlIlTypes.Void,
false, AvaloniaProperty, XamlIlTypes.Object, BindingPriority);
IPropertyInfo = cfg.TypeSystem.GetType("Avalonia.Data.Core.IPropertyInfo");
ClrPropertyInfo = cfg.TypeSystem.GetType("Avalonia.Data.Core.ClrPropertyInfo");
PropertyPath = cfg.TypeSystem.GetType("Avalonia.Data.Core.PropertyPath");
PropertyPathBuilder = cfg.TypeSystem.GetType("Avalonia.Data.Core.PropertyPathBuilder");
IPropertyAccessor = cfg.TypeSystem.GetType("Avalonia.Data.Core.Plugins.IPropertyAccessor");
PropertyInfoAccessorFactory = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindings.PropertyInfoAccessorFactory");
CompiledBindingPathBuilder = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindings.CompiledBindingPathBuilder");
CompiledBindingPath = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindings.CompiledBindingPath");
CompiledBindingExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindingExtension");
ResolveByNameExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.ResolveByNameExtension");
DataTemplate = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.Templates.DataTemplate");
IDataTemplate = cfg.TypeSystem.GetType("Avalonia.Controls.Templates.IDataTemplate");
IItemsPresenterHost = cfg.TypeSystem.GetType("Avalonia.Controls.Presenters.IItemsPresenterHost");
ItemsRepeater = cfg.TypeSystem.GetType("Avalonia.Controls.ItemsRepeater");
ReflectionBindingExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.ReflectionBindingExtension");
RelativeSource = cfg.TypeSystem.GetType("Avalonia.Data.RelativeSource");
UInt = cfg.TypeSystem.GetType("System.UInt32");
Long = cfg.TypeSystem.GetType("System.Int64");
Uri = cfg.TypeSystem.GetType("System.Uri");
FontFamily = cfg.TypeSystem.GetType("Avalonia.Media.FontFamily");
FontFamilyConstructorUriName = FontFamily.GetConstructor(new List <IXamlType> {
Uri, XamlIlTypes.String
});
(IXamlType, IXamlConstructor) GetNumericTypeInfo(string name, IXamlType componentType, int componentCount)
{
var type = cfg.TypeSystem.GetType(name);
var ctor = type.GetConstructor(Enumerable.Range(0, componentCount).Select(_ => componentType).ToList());
return(type, ctor);
}
(Thickness, ThicknessFullConstructor) = GetNumericTypeInfo("Avalonia.Thickness", XamlIlTypes.Double, 4);
(Point, PointFullConstructor) = GetNumericTypeInfo("Avalonia.Point", XamlIlTypes.Double, 2);
(Vector, VectorFullConstructor) = GetNumericTypeInfo("Avalonia.Vector", XamlIlTypes.Double, 2);
(Size, SizeFullConstructor) = GetNumericTypeInfo("Avalonia.Size", XamlIlTypes.Double, 2);
(Matrix, MatrixFullConstructor) = GetNumericTypeInfo("Avalonia.Matrix", XamlIlTypes.Double, 6);
(CornerRadius, CornerRadiusFullConstructor) = GetNumericTypeInfo("Avalonia.CornerRadius", XamlIlTypes.Double, 4);
GridLength = cfg.TypeSystem.GetType("Avalonia.Controls.GridLength");
GridLengthConstructorValueType = GridLength.GetConstructor(new List <IXamlType> {
XamlIlTypes.Double, cfg.TypeSystem.GetType("Avalonia.Controls.GridUnitType")
});
Color = cfg.TypeSystem.GetType("Avalonia.Media.Color");
StandardCursorType = cfg.TypeSystem.GetType("Avalonia.Input.StandardCursorType");
Cursor = cfg.TypeSystem.GetType("Avalonia.Input.Cursor");
CursorTypeConstructor = Cursor.GetConstructor(new List <IXamlType> {
StandardCursorType
});
}
public static IXamlILEmitter Newobj(this IXamlILEmitter emitter, IXamlConstructor ctor) => emitter.Emit(OpCodes.Newobj, ctor);
public IXamlILEmitter Emit(OpCode code, IXamlConstructor ctor)
{
_ilg.Emit(code, ((SreConstructor)ctor).Constuctor);
return(this);
}
public bool Equals(IXamlConstructor other) => ((SreConstructor)other)?.Constuctor.Equals(Constuctor) == true;
public IXamlILEmitter Emit(OpCode code, IXamlConstructor ctor)
{
Record(code, ctor);
_inner.Emit(code, ctor);
return(this);
}
public AvaloniaXamlIlWellKnownTypes(TransformerConfiguration cfg)
{
XamlIlTypes = cfg.WellKnownTypes;
AvaloniaObject = cfg.TypeSystem.GetType("Avalonia.AvaloniaObject");
IAvaloniaObject = cfg.TypeSystem.GetType("Avalonia.IAvaloniaObject");
AvaloniaObjectExtensions = cfg.TypeSystem.GetType("Avalonia.AvaloniaObjectExtensions");
AvaloniaProperty = cfg.TypeSystem.GetType("Avalonia.AvaloniaProperty");
AvaloniaPropertyT = cfg.TypeSystem.GetType("Avalonia.AvaloniaProperty`1");
BindingPriority = cfg.TypeSystem.GetType("Avalonia.Data.BindingPriority");
IBinding = cfg.TypeSystem.GetType("Avalonia.Data.IBinding");
IDisposable = cfg.TypeSystem.GetType("System.IDisposable");
Transitions = cfg.TypeSystem.GetType("Avalonia.Animation.Transitions");
AssignBindingAttribute = cfg.TypeSystem.GetType("Avalonia.Data.AssignBindingAttribute");
AvaloniaObjectBindMethod = AvaloniaObjectExtensions.FindMethod("Bind", IDisposable, false, IAvaloniaObject,
AvaloniaProperty,
IBinding, cfg.WellKnownTypes.Object);
UnsetValueType = cfg.TypeSystem.GetType("Avalonia.UnsetValueType");
StyledElement = cfg.TypeSystem.GetType("Avalonia.StyledElement");
INameScope = cfg.TypeSystem.GetType("Avalonia.Controls.INameScope");
INameScopeRegister = INameScope.GetMethod(
new FindMethodMethodSignature("Register", XamlIlTypes.Void,
XamlIlTypes.String, XamlIlTypes.Object)
{
IsStatic = false,
DeclaringOnly = true,
IsExactMatch = true
});
INameScopeComplete = INameScope.GetMethod(
new FindMethodMethodSignature("Complete", XamlIlTypes.Void)
{
IsStatic = false,
DeclaringOnly = true,
IsExactMatch = true
});
NameScope = cfg.TypeSystem.GetType("Avalonia.Controls.NameScope");
NameScopeSetNameScope = NameScope.GetMethod(new FindMethodMethodSignature("SetNameScope",
XamlIlTypes.Void, StyledElement, INameScope)
{
IsStatic = true
});
AvaloniaObjectSetValueMethod = AvaloniaObject.FindMethod("SetValue", XamlIlTypes.Void,
false, AvaloniaProperty, XamlIlTypes.Object, BindingPriority);
IPropertyInfo = cfg.TypeSystem.GetType("Avalonia.Data.Core.IPropertyInfo");
ClrPropertyInfo = cfg.TypeSystem.GetType("Avalonia.Data.Core.ClrPropertyInfo");
PropertyPath = cfg.TypeSystem.GetType("Avalonia.Data.Core.PropertyPath");
PropertyPathBuilder = cfg.TypeSystem.GetType("Avalonia.Data.Core.PropertyPathBuilder");
IPropertyAccessor = cfg.TypeSystem.GetType("Avalonia.Data.Core.Plugins.IPropertyAccessor");
PropertyInfoAccessorFactory = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindings.PropertyInfoAccessorFactory");
CompiledBindingPathBuilder = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindings.CompiledBindingPathBuilder");
CompiledBindingPath = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindings.CompiledBindingPath");
CompiledBindingExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindingExtension");
ResolveByNameExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.ResolveByNameExtension");
DataTemplate = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.Templates.DataTemplate");
IDataTemplate = cfg.TypeSystem.GetType("Avalonia.Controls.Templates.IDataTemplate");
IItemsPresenterHost = cfg.TypeSystem.GetType("Avalonia.Controls.Presenters.IItemsPresenterHost");
ItemsRepeater = cfg.TypeSystem.GetType("Avalonia.Controls.ItemsRepeater");
ReflectionBindingExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.ReflectionBindingExtension");
RelativeSource = cfg.TypeSystem.GetType("Avalonia.Data.RelativeSource");
Long = cfg.TypeSystem.GetType("System.Int64");
Uri = cfg.TypeSystem.GetType("System.Uri");
FontFamily = cfg.TypeSystem.GetType("Avalonia.Media.FontFamily");
FontFamilyConstructorUriName = FontFamily.FindConstructor(new List <IXamlType> {
Uri, XamlIlTypes.String
});
}
public bool Equals(IXamlConstructor other) => other is RoslynConstructor roslynConstructor &&
public IXamlILEmitter Emit(SreOpCode code, IXamlConstructor ctor) => Emit(Instruction.Create(Dic[code], M.ImportReference(((CecilConstructor)ctor).IlReference)));
private XamlILContextDefinition(IXamlTypeBuilder <IXamlILEmitter> parentBuilder,
IXamlTypeSystem typeSystem, XamlLanguageTypeMappings mappings,
XamlLanguageEmitMappings <IXamlILEmitter, XamlILNodeEmitResult> emitMappings)
{
var so = typeSystem.GetType("System.Object");
var builder = parentBuilder.DefineSubType(so, "Context", true);
builder.DefineGenericParameters(new[]
{
new KeyValuePair <string, XamlGenericParameterConstraint>("TTarget",
new XamlGenericParameterConstraint
{
IsClass = true
})
});
var rootObjectField = builder.DefineField(builder.GenericParameters[0], "RootObject", true, false);
var intermediateRootObjectField = builder.DefineField(so, XamlRuntimeContextDefintion.IntermediateRootObjectFieldName, true, false);
_parentServiceProviderField = builder.DefineField(mappings.ServiceProvider, "_sp", false, false);
if (mappings.InnerServiceProviderFactoryMethod != null)
{
_innerServiceProviderField = builder.DefineField(mappings.ServiceProvider, "_innerSp", false, false);
}
var staticProvidersField = builder.DefineField(typeSystem.GetType("System.Object").MakeArrayType(1),
"_staticProviders", false, false);
var systemType = typeSystem.GetType("System.Type");
var systemUri = typeSystem.GetType("System.Uri");
var systemString = typeSystem.GetType("System.String");
var getServiceInterfaceMethod = mappings.ServiceProvider.FindMethod("GetService", so, false, systemType);
var ownServices = new List <IXamlType>();
var ctorCallbacks = new List <Action <IXamlILEmitter> >();
if (mappings.RootObjectProvider != null)
{
builder.AddInterfaceImplementation(mappings.RootObjectProvider);
var rootGen = ImplementInterfacePropertyGetter(builder, mappings.RootObjectProvider, XamlRuntimeContextDefintion.RootObjectFieldName)
.Generator;
var tryParent = rootGen.DefineLabel();
var fail = rootGen.DefineLabel();
var parentRootProvider = rootGen.DefineLocal(mappings.RootObjectProvider);
rootGen
// if(RootObject!=null) return RootObject;
.LdThisFld(rootObjectField)
.Box(rootObjectField.FieldType)
.Brfalse(tryParent)
.LdThisFld(rootObjectField)
.Box(rootObjectField.FieldType)
.Ret()
// if(_sp == null) goto fail;
.MarkLabel(tryParent)
.LdThisFld(_parentServiceProviderField)
.Brfalse(fail)
// parentProv = (IRootObjectProvider)_sp.GetService(typeof(IRootObjectProvider));
.LdThisFld(_parentServiceProviderField)
.Ldtype(mappings.RootObjectProvider)
.EmitCall(getServiceInterfaceMethod)
.Castclass(mappings.RootObjectProvider)
.Stloc(parentRootProvider)
// if(parentProv == null) goto fail;
.Ldloc(parentRootProvider)
.Brfalse(fail)
// return parentProv.Root;
.Ldloc(parentRootProvider)
.EmitCall(mappings.RootObjectProvider.FindMethod(m => m.Name == "get_RootObject"))
.Ret()
// fail:
.MarkLabel(fail)
.Ldnull()
.Ret();
if (mappings.RootObjectProviderIntermediateRootPropertyName != null)
{
ImplementInterfacePropertyGetter(builder, mappings.RootObjectProvider, mappings.RootObjectProviderIntermediateRootPropertyName)
.Generator
.LdThisFld(intermediateRootObjectField)
.Ret();
}
ownServices.Add(mappings.RootObjectProvider);
}
if (mappings.ParentStackProvider != null)
{
builder.AddInterfaceImplementation(mappings.ParentStackProvider);
var objectListType = typeSystem.GetType("System.Collections.Generic.List`1")
.MakeGenericType(new[] { typeSystem.GetType("System.Object") });
ParentListField = builder.DefineField(objectListType, XamlRuntimeContextDefintion.ParentListFieldName, true, false);
var enumerator = EmitParentEnumerable(typeSystem, parentBuilder, mappings);
CreateCallbacks.Add(enumerator.createCallback);
var parentStackEnumerableField = builder.DefineField(
typeSystem.GetType("System.Collections.Generic.IEnumerable`1").MakeGenericType(new[] { so }),
"_parentStackEnumerable", false, false);
ImplementInterfacePropertyGetter(builder, mappings.ParentStackProvider, "Parents")
.Generator.LdThisFld(parentStackEnumerableField).Ret();
ctorCallbacks.Add(g => g
.Emit(OpCodes.Ldarg_0)
.Emit(OpCodes.Newobj, objectListType.FindConstructor(new List <IXamlType>()))
.Emit(OpCodes.Stfld, ParentListField)
.Emit(OpCodes.Ldarg_0)
.LdThisFld(ParentListField)
.LdThisFld(_parentServiceProviderField)
.Emit(OpCodes.Newobj, enumerator.ctor)
.Emit(OpCodes.Stfld, parentStackEnumerableField));
ownServices.Add(mappings.ParentStackProvider);
}
ownServices.Add(EmitTypeDescriptorContextStub(typeSystem, builder, mappings));
if (mappings.ProvideValueTarget != null)
{
builder.AddInterfaceImplementation(mappings.ProvideValueTarget);
PropertyTargetObject = builder.DefineField(so, XamlRuntimeContextDefintion.ProvideTargetObjectName, true, false);
PropertyTargetProperty = builder.DefineField(so, XamlRuntimeContextDefintion.ProvideTargetPropertyName, true, false);
ImplementInterfacePropertyGetter(builder, mappings.ProvideValueTarget, "TargetObject")
.Generator.LdThisFld(PropertyTargetObject).Ret();
ImplementInterfacePropertyGetter(builder, mappings.ProvideValueTarget, "TargetProperty")
.Generator.LdThisFld(PropertyTargetProperty).Ret();
ownServices.Add(mappings.ProvideValueTarget);
}
IXamlField baseUriField = null;
if (mappings.UriContextProvider != null)
{
baseUriField = builder.DefineField(systemUri, "_baseUri", false, false);
builder.AddInterfaceImplementation(mappings.UriContextProvider);
var getter = builder.DefineMethod(systemUri, new IXamlType[0], "get_BaseUri", true, false, true);
var setter = builder.DefineMethod(typeSystem.GetType("System.Void"), new[] { systemUri },
"set_BaseUri", true, false, true);
getter.Generator
.LdThisFld(baseUriField)
.Ret();
setter.Generator
.Ldarg_0()
.Ldarg(1)
.Stfld(baseUriField)
.Ret();
builder.DefineProperty(systemUri, "BaseUri", setter, getter);
ownServices.Add(mappings.UriContextProvider);
}
builder.AddInterfaceImplementation(mappings.ServiceProvider);
var getServiceMethod = builder.DefineMethod(so,
new[] { systemType },
"GetService", true, false, true);
ownServices = ownServices.Where(s => s != null).ToList();
if (_innerServiceProviderField != null)
{
var next = getServiceMethod.Generator.DefineLabel();
var innerResult = getServiceMethod.Generator.DefineLocal(so);
getServiceMethod.Generator
//if(_inner == null) goto next;
.LdThisFld(_innerServiceProviderField)
.Brfalse(next)
// var innerRes = _inner.GetService(type);
.LdThisFld(_innerServiceProviderField)
.Ldarg(1)
.EmitCall(getServiceInterfaceMethod)
.Stloc(innerResult)
// if(innerRes == null) goto next;
.Ldloc(innerResult)
.Brfalse(next)
// return innerRes
.Ldloc(innerResult)
.Ret()
.MarkLabel(next);
}
var compare = systemType.FindMethod("Equals", typeSystem.GetType("System.Boolean"),
false, systemType);
var isAssignableFrom = systemType.FindMethod("IsAssignableFrom", typeSystem.GetType("System.Boolean"),
false, systemType);
var fromHandle = systemType.Methods.First(m => m.Name == "GetTypeFromHandle");
var getTypeFromObject = so.Methods.First(m => m.Name == "GetType" && m.Parameters.Count == 0);
if (ownServices.Count != 0)
{
for (var c = 0; c < ownServices.Count; c++)
{
var next = getServiceMethod.Generator.DefineLabel();
getServiceMethod.Generator
.Emit(OpCodes.Ldtoken, ownServices[c])
.EmitCall(fromHandle)
.Emit(OpCodes.Ldarg_1)
.Emit(OpCodes.Callvirt, compare)
.Emit(OpCodes.Brfalse, next)
.Emit(OpCodes.Ldarg_0)
.Emit(OpCodes.Ret)
.MarkLabel(next);
}
}
var staticProviderIndex = getServiceMethod.Generator.DefineLocal(typeSystem.GetType("System.Int32"));
var staticProviderNext = getServiceMethod.Generator.DefineLabel();
var staticProviderFailed = getServiceMethod.Generator.DefineLabel();
var staticProviderEnd = getServiceMethod.Generator.DefineLabel();
var staticProviderElement = getServiceMethod.Generator.DefineLocal(so);
getServiceMethod.Generator
//start: if(_staticProviders == null) goto: end
.LdThisFld(staticProvidersField)
.Brfalse(staticProviderEnd)
// var c = 0
.Ldc_I4(0)
.Stloc(staticProviderIndex)
// next:
.MarkLabel(staticProviderNext)
// if(c >= _staticProviders.Length) goto: end
.Ldloc(staticProviderIndex)
.LdThisFld(staticProvidersField)
.Ldlen()
.Bge(staticProviderEnd)
// var obj = _staticProviders[c]
.LdThisFld(staticProvidersField)
.Ldloc(staticProviderIndex)
.Ldelem_ref()
// dup
.Stloc(staticProviderElement)
.Ldarg(1)
.Ldloc(staticProviderElement)
// if(obj.GetType().Equals(arg1)) return obj; else goto failed;
.EmitCall(getTypeFromObject)
.EmitCall(isAssignableFrom)
.Brfalse(staticProviderFailed)
.Ldloc(staticProviderElement)
.Ret()
// failed:
.MarkLabel(staticProviderFailed)
// c++
.Ldloc(staticProviderIndex)
.Ldc_I4(1)
.Add()
.Stloc(staticProviderIndex)
// goto: start
.Br(staticProviderNext)
// end:
.MarkLabel(staticProviderEnd);
var noParentProvider = getServiceMethod.Generator.DefineLabel();
getServiceMethod.Generator
.LdThisFld(_parentServiceProviderField)
.Brfalse(noParentProvider)
.LdThisFld(_parentServiceProviderField)
.Ldarg(1)
.EmitCall(getServiceInterfaceMethod)
.Emit(OpCodes.Ret)
.MarkLabel(noParentProvider)
.Ldnull()
.Ret();
var ctor = builder.DefineConstructor(false,
mappings.ServiceProvider,
staticProvidersField.FieldType,
systemString);
ctor.Generator
.Emit(OpCodes.Ldarg_0)
.Emit(OpCodes.Call, so.Constructors.First())
.Emit(OpCodes.Ldarg_0)
.Emit(OpCodes.Ldarg_1)
.Emit(OpCodes.Stfld, _parentServiceProviderField)
.Emit(OpCodes.Ldarg_0)
.Emit(OpCodes.Ldarg_2)
.Emit(OpCodes.Stfld, staticProvidersField);
if (baseUriField != null)
{
var noUri = ctor.Generator.DefineLabel();
ctor.Generator
.Emit(OpCodes.Ldarg_3)
.Brfalse(noUri)
.Emit(OpCodes.Ldarg_0)
.Emit(OpCodes.Ldarg_3)
.Newobj(systemUri.FindConstructor(new List <IXamlType>
{
typeSystem.GetType("System.String")
}))
.Emit(OpCodes.Stfld, baseUriField)
.MarkLabel(noUri);
}
foreach (var feature in ctorCallbacks)
{
feature(ctor.Generator);
}
emitMappings.ContextTypeBuilderCallback?.Invoke(builder, ctor.Generator);
// We are calling this last to ensure that our own services are ready
if (_innerServiceProviderField != null)
{
ctor.Generator
// _innerSp = InnerServiceProviderFactory(this)
.Ldarg_0()
.Ldarg_0()
.EmitCall(mappings.InnerServiceProviderFactoryMethod)
.Stfld(_innerServiceProviderField);
}
ctor.Generator.Emit(OpCodes.Ret);
Constructor = ctor;
CreateCallbacks.Add(() => { parentBuilder.CreateType(); });
if (ParentListField != null)
{
EmitPushPopParent(builder, typeSystem);
}
CreateAllTypes();
ContextType = builder.CreateType();
}
public bool Equals(IXamlConstructor other) => other is CecilConstructor cm &&
