private LocalILCodeVariable GenerateDictionaryEnumerateCode(Type type, string refName)
{
var extType = _il.TypeCache.Extend(type);
var dictionaryMembers = new DictionaryMembers(extType);
var local = _il.DeclareLocal("dictionary", dictionaryMembers.VariableType);
_il.Construct(dictionaryMembers.Constructor);
_il.Var.Set(local);
NullableMembers keyNullableMembers;
ILCodeParameter keyParam;
var conditionLabel = _il.DefineLabel();
var bodyLabel = _il.DefineLabel();
var keyType = Members.Nullable.TryGetValue(dictionaryMembers.KeyType, out keyNullableMembers) ? keyNullableMembers.NullableType : dictionaryMembers.KeyType;
var keyTypeExt = _il.TypeCache.Extend(keyType);
// First of all, transfer to the condition part
_il.TransferLong(conditionLabel);
// Mark that we enter the body of the loop
_il.MarkLabel(bodyLabel);
if (keyTypeExt.IsValueOrNullableOfValue()) {
keyParam = _il.DeclareLocal("ck", keyType);
}
else if (keyTypeExt.Class == TypeClass.Dictionary) {
keyParam = GenerateDictionaryEnumerateCode(keyType, refName);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryInDictionaryKey);
}
else if (keyTypeExt.Class == TypeClass.Collection) {
keyParam = GenerateCollectionContent(keyTypeExt, refName);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionInDictionaryKey);
}
else {
var keyLocal = _il.DeclareLocal("ck", keyType);
GenerateCreateAndChildCallCode(keyLocal);
keyParam = keyLocal;
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryKey);
}
var throwExceptionLabel = _il.DefineLabel();
ILCodeParameter valueParam;
NullableMembers valueNullableMembers;
var hasNullableMembers = Members.Nullable.TryGetValue(dictionaryMembers.ValueType, out valueNullableMembers);
var valueType = dictionaryMembers.ValueType;
var extValueType = valueType.Extend();
if (extValueType.IsValueOrNullableOfValue()) {
var loadTrueLabel = _il.DefineLabel();
var checkIfErrorLabel = _il.DefineLabel();
valueParam = _il.DeclareLocal("cv", hasNullableMembers ? valueNullableMembers.NullableType : dictionaryMembers.ValueType);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorTryVisitValue[dictionaryMembers.ValueType], Members.VisitArgsDictionaryValue, valueParam);
_il.TransferLongIfFalse(loadTrueLabel);
if (hasNullableMembers) {
_il.Snippets.InvokeMethod(valueParam, valueNullableMembers.GetHasValue);
_il.Negate();
}
else {
_il.Snippets.AreEqual(valueParam, null);
}
_il.TransferLong(checkIfErrorLabel);
_il.MarkLabel(loadTrueLabel);
_il.LoadValue(true);
_il.MarkLabel(checkIfErrorLabel);
_il.TransferLongIfTrue(throwExceptionLabel);
}
else if (extValueType.Class == TypeClass.Dictionary) {
var callTryVisitValue = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryInDictionaryValue);
_il.Snippets.AreEqual(callTryVisitValue, (int)ValueState.Found);
_il.TransferLongIfFalse(throwExceptionLabel);
valueParam = GenerateDictionaryEnumerateCode(valueType, refName);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryInDictionaryValue);
}
else if (extValueType.Class == TypeClass.Collection) {
var callTryVisit = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionInDictionaryValue);
_il.Snippets.AreEqual(callTryVisit, (int)ValueState.Found);
_il.TransferLongIfFalse(throwExceptionLabel);
valueParam = GenerateCollectionContent(_il.TypeCache.Extend(valueType), refName);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionInDictionaryValue);
}
else {
var callTryVisit = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryValue);
_il.Snippets.AreEqual(callTryVisit, (int)ValueState.Found);
_il.TransferLongIfFalse(throwExceptionLabel);
var valueLocal = _il.DeclareLocal("cv", hasNullableMembers ? valueNullableMembers.NullableType : dictionaryMembers.ValueType);
GenerateCreateAndChildCallCode(valueLocal);
valueParam = valueLocal;
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryValue);
}
_il.Var.Load(local);
GenerateLoadParamValueCode(keyParam);
GenerateLoadParamValueCode(valueParam);
_il.CallVirt(dictionaryMembers.Add);
_il.TransferLong(conditionLabel);
_il.MarkLabel(throwExceptionLabel);
_il.Snippets.Throw(new CallMethodILCode(Members.ExceptionNoDictionaryValue, refName));
_il.MarkLabel(conditionLabel);
if (keyTypeExt.IsValueOrNullableOfValue()) {
var loadZeroLabel = _il.DefineLabel();
var checkConditionLabel = _il.DefineLabel();
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorTryVisitValue[keyType], Members.VisitArgsDictionaryKey, keyParam);
_il.TransferLongIfFalse(loadZeroLabel);
if (keyType.IsValueType) {
_il.Snippets.InvokeMethod(keyParam, Members.Nullable[keyType].GetHasValue);
_il.TransferLong(checkConditionLabel);
}
else {
_il.Snippets.AreEqual(keyParam, ILCodeParameter.Null);
_il.Negate();
_il.TransferLong(checkConditionLabel);
}
_il.MarkLabel(loadZeroLabel);
_il.LoadValue(false);
_il.MarkLabel(checkConditionLabel);
_il.TransferLongIfTrue(bodyLabel);
}
else if (keyTypeExt.Class == TypeClass.Dictionary) {
var callTryVisitKey = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryInDictionaryKey);
_il.Snippets.AreEqual(callTryVisitKey, (int)ValueState.Found);
_il.TransferLongIfTrue(bodyLabel);
}
else if (keyTypeExt.Class == TypeClass.Collection) {
var callTryVisitKey = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionInDictionaryKey);
_il.Snippets.AreEqual(callTryVisitKey, (int)ValueState.Found);
_il.TransferLongIfTrue(bodyLabel);
}
else {
var callTryVisit = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryKey);
_il.Snippets.AreEqual(callTryVisit, (int)ValueState.Found);
_il.TransferLongIfTrue(bodyLabel);
}
return local;
}
private ILLocalVariable GenerateDictionaryEnumerateCode(Type type, string refName)
{
var extType = _typeProvider.Extend(type);
var dictionaryMembers = new DictionaryMembers(extType);
var local = _il.NewLocal(dictionaryMembers.VariableType);
_il.Construct(dictionaryMembers.Constructor);
_il.Set(local);
var keyType = Members.Nullable.TryGetValue(dictionaryMembers.KeyType, out var keyNullableMembers)
? keyNullableMembers.NullableType
: dictionaryMembers.KeyType;
var conditionLabel = _il.NewLabel();
var bodyLabel = _il.NewLabel();
var keyTypeExt = _typeProvider.Extend(keyType);
// First of all, transfer to the condition part
conditionLabel.TransferLong();
// Mark that we enter the body of the loop
bodyLabel.Mark();
ILPointer keyParam;
if (keyTypeExt.IsValueOrNullableOfValue())
{
keyParam = _il.NewLocal(keyType);
}
else if (keyTypeExt.Classification == TypeClassification.Dictionary)
{
keyParam = GenerateDictionaryEnumerateCode(keyType, refName);
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryInDictionaryKey);
}
else if (keyTypeExt.Classification == TypeClassification.Collection)
{
keyParam = GenerateCollectionContent(keyTypeExt, refName);
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionInDictionaryKey);
}
else
{
var keyLocal = _il.NewLocal(keyType);
GenerateCreateAndChildCallCode(keyLocal);
keyParam = keyLocal;
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryKey);
}
var throwExceptionLabel = _il.NewLabel();
var hasNullableMembers = Members.Nullable.TryGetValue(
dictionaryMembers.ValueType, out var valueNullableMembers);
var valueType = dictionaryMembers.ValueType;
var extValueType = _typeProvider.Extend(valueType);
ILPointer valueParam;
if (extValueType.IsValueOrNullableOfValue())
{
var loadTrueLabel = _il.NewLabel();
var checkIfErrorLabel = _il.NewLabel();
valueParam = _il.NewLocal(hasNullableMembers ? valueNullableMembers.NullableType : dictionaryMembers.ValueType);
_il.InvokeMethod(_visitorVariable, Members.VisitorTryVisitValue[dictionaryMembers.ValueType], Members.VisitArgsDictionaryValue, valueParam);
loadTrueLabel.TransferLongIfFalse();
if (hasNullableMembers)
{
_il.InvokeMethod(valueParam, valueNullableMembers.GetHasValue);
_il.Negate();
}
else
{
_il.AreEqual(valueParam, null);
}
checkIfErrorLabel.TransferLong();
loadTrueLabel.Mark();
_il.Load(true);
checkIfErrorLabel.Mark();
throwExceptionLabel.TransferLongIfTrue();
}
else if (extValueType.Classification == TypeClassification.Dictionary)
{
var callTryVisitValue = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryInDictionaryValue);
_il.AreEqual(callTryVisitValue, (int)ValueState.Found);
throwExceptionLabel.TransferLongIfFalse();
valueParam = GenerateDictionaryEnumerateCode(valueType, refName);
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryInDictionaryValue);
}
else if (extValueType.Classification == TypeClassification.Collection)
{
var callTryVisit = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionInDictionaryValue);
_il.AreEqual(callTryVisit, (int)ValueState.Found);
throwExceptionLabel.TransferLongIfFalse();
valueParam = GenerateCollectionContent(_typeProvider.Extend(valueType), refName);
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionInDictionaryValue);
}
else
{
var callTryVisit = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryValue);
_il.AreEqual(callTryVisit, (int)ValueState.Found);
throwExceptionLabel.TransferLongIfFalse();
var valueLocal = _il.NewLocal(hasNullableMembers ? valueNullableMembers.NullableType : dictionaryMembers.ValueType);
GenerateCreateAndChildCallCode(valueLocal);
valueParam = valueLocal;
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryValue);
}
_il.Load(local);
GenerateLoadParamValueCode(keyParam);
GenerateLoadParamValueCode(valueParam);
_il.EmitCall(OpCodes.Callvirt, dictionaryMembers.Add, null);
conditionLabel.TransferLong();
throwExceptionLabel.Mark();
_il.Throw(new ILCallMethodSnippet(Members.ExceptionNoDictionaryValue, refName));
conditionLabel.Mark();
if (keyTypeExt.IsValueOrNullableOfValue())
{
var loadZeroLabel = _il.NewLabel();
var checkConditionLabel = _il.NewLabel();
_il.InvokeMethod(_visitorVariable, Members.VisitorTryVisitValue[keyType], Members.VisitArgsDictionaryKey, keyParam);
loadZeroLabel.TransferLongIfFalse();
if (keyTypeExt.Info.IsValueType)
{
_il.InvokeMethod(keyParam, Members.Nullable[keyType].GetHasValue);
checkConditionLabel.TransferLong();
}
else
{
_il.AreEqual(keyParam, ILPointer.Null);
_il.Negate();
checkConditionLabel.TransferLong();
}
loadZeroLabel.Mark();
_il.Load(false);
checkConditionLabel.Mark();
bodyLabel.TransferLongIfTrue();
}
else if (keyTypeExt.Classification == TypeClassification.Dictionary)
{
var callTryVisitKey = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryInDictionaryKey);
_il.AreEqual(callTryVisitKey, (int)ValueState.Found);
bodyLabel.TransferLongIfTrue();
}
else if (keyTypeExt.Classification == TypeClassification.Collection)
{
var callTryVisitKey = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionInDictionaryKey);
_il.AreEqual(callTryVisitKey, (int)ValueState.Found);
bodyLabel.TransferLongIfTrue();
}
else
{
var callTryVisit = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryKey);
_il.AreEqual(callTryVisit, (int)ValueState.Found);
bodyLabel.TransferLongIfTrue();
}
return(local);
}