private static AbstractExpression ReadBinaryOperator(IBinaryOperation op)
{
var context = CodeReaderContext.GetContextOrThrow();
return(new BinaryExpression {
Left = ReadExpression(op.LeftOperand),
Right = ReadExpression(op.RightOperand),
Type = context.CodeModel.TryGet <TypeMember>(op.Type),
Operator = BinaryOperatorByOperatorKind[op.OperatorKind]
});
}
private static AbstractExpression ReadLiteral(ILiteralOperation op)
{
var context = CodeReaderContext.GetContextOrThrow();
var type = (op.Type != null
? context.FindMemberOrThrow <TypeMember>(binding: op.Type)
: null);
return(new ConstantExpression {
Type = type,
Value = op.ConstantValue.HasValue ? op.ConstantValue.Value : null
});
}
private static AbstractExpression ReadAssignmentValue(IAssignmentOperation op)
{
var context = CodeReaderContext.GetContextOrThrow();
if (op.ConstantValue.HasValue)
{
return(context.GetConstantExpression(op.ConstantValue.Value));
}
else
{
return(ReadExpression(op.Value));
}
}
private static MethodMember FindMethodMember(CodeReaderContext context, IMethodSymbol symbol)
{
var member = context.CodeModel.TryGet <MethodMember>(symbol);
if (member != null)
{
return(member);
}
if (symbol.ConstructedFrom != null)
{
return(context.CodeModel.Get <MethodMember>(symbol.ConstructedFrom));
}
throw new InvalidCodeModelException($"Method member '{symbol}' cannot be found in code model.");
}
private static AbstractExpression ReadObjectCreation(IObjectCreationOperation op)
{
var context = CodeReaderContext.GetContextOrThrow();
var objectType = context.CodeModel.Get <TypeMember>(op.Type);
var initializer = ReadExpression(op.Initializer);
return(new NewObjectExpression {
Type = objectType,
ConstructorCall = new MethodCallExpression {
Type = objectType,
Method = context.CodeModel.Get <ConstructorMember>(op.Constructor),
Arguments = op.Arguments.Select(ReadArgument).ToList()
},
ObjectInitializer = initializer as ObjectInitializerExpression,
CollectionInitializer = initializer as CollectionInitializerExpression
});
}
/*
* Microsoft.CodeAnalysis.Operations. IAddressOfOperation
* Microsoft.CodeAnalysis.Operations. IAnonymousFunctionOperation
* Microsoft.CodeAnalysis.Operations. IAnonymousObjectCreationOperation
* Microsoft.CodeAnalysis.Operations. IArgumentOperation
* Microsoft.CodeAnalysis.Operations. IArrayCreationOperation
* Microsoft.CodeAnalysis.Operations. IArrayElementReferenceOperation
* Microsoft.CodeAnalysis.Operations. IArrayInitializerOperation
* - Microsoft.CodeAnalysis.Operations. IAssignmentOperation
* Microsoft.CodeAnalysis.Operations. IAwaitOperation
* Microsoft.CodeAnalysis.Operations. IBinaryOperation
* - Microsoft.CodeAnalysis.Operations. IBlockOperation
* Microsoft.CodeAnalysis.Operations. IBranchOperation
* Microsoft.CodeAnalysis.Operations. ICaseClauseOperation
* Microsoft.CodeAnalysis.Operations. ICatchClauseOperation
* Microsoft.CodeAnalysis.Operations. ICoalesceOperation
* Microsoft.CodeAnalysis.Operations. ICollectionElementInitializerOperation
* Microsoft.CodeAnalysis.Operations. ICompoundAssignmentOperation
* Microsoft.CodeAnalysis.Operations. IConditionalAccessInstanceOperation
* Microsoft.CodeAnalysis.Operations. IConditionalAccessOperation
* Microsoft.CodeAnalysis.Operations. IConditionalOperation
* Microsoft.CodeAnalysis.Operations. IConstantPatternOperation
* Microsoft.CodeAnalysis.Operations. IConversionOperation
* Microsoft.CodeAnalysis.Operations. IDeclarationExpressionOperation
* Microsoft.CodeAnalysis.Operations. IDeclarationPatternOperation
* Microsoft.CodeAnalysis.Operations. IDeconstructionAssignmentOperation
* Microsoft.CodeAnalysis.Operations. IDefaultCaseClauseOperation
* Microsoft.CodeAnalysis.Operations. IDefaultValueOperation
* Microsoft.CodeAnalysis.Operations. IDelegateCreationOperation
* Microsoft.CodeAnalysis.Operations. IDynamicIndexerAccessOperation
* Microsoft.CodeAnalysis.Operations. IDynamicInvocationOperation
* Microsoft.CodeAnalysis.Operations. IDynamicMemberReferenceOperation
* Microsoft.CodeAnalysis.Operations. IDynamicObjectCreationOperation
* Microsoft.CodeAnalysis.Operations. IEmptyOperation
* Microsoft.CodeAnalysis.Operations. IEndOperation
* Microsoft.CodeAnalysis.Operations. IEventAssignmentOperation
* Microsoft.CodeAnalysis.Operations. IEventReferenceOperation
* Microsoft.CodeAnalysis.Operations. IExpressionStatementOperation
* Microsoft.CodeAnalysis.Operations. IFieldInitializerOperation
* Microsoft.CodeAnalysis.Operations. IFieldReferenceOperation
* Microsoft.CodeAnalysis.Operations. IFixedOperation
* Microsoft.CodeAnalysis.Operations. IForEachLoopOperation
* Microsoft.CodeAnalysis.Operations. IForLoopOperation
* Microsoft.CodeAnalysis.Operations. IForToLoopOperation
* Microsoft.CodeAnalysis.Operations. IIncrementOrDecrementOperation
* Microsoft.CodeAnalysis.Operations. IInstanceReferenceOperation
* Microsoft.CodeAnalysis.Operations. IInterpolatedStringContentOperation
* Microsoft.CodeAnalysis.Operations. IInterpolatedStringOperation
* Microsoft.CodeAnalysis.Operations. IInterpolatedStringTextOperation
* Microsoft.CodeAnalysis.Operations. IInterpolationOperation
* Microsoft.CodeAnalysis.Operations. IInvalidOperation
* Microsoft.CodeAnalysis.Operations. IInvocationOperation
* Microsoft.CodeAnalysis.Operations. IIsPatternOperation
* Microsoft.CodeAnalysis.Operations. IIsTypeOperation
* Microsoft.CodeAnalysis.Operations. ILabeledOperation
* Microsoft.CodeAnalysis.Operations. ILiteralOperation
* Microsoft.CodeAnalysis.Operations. ILocalFunctionOperation
* Microsoft.CodeAnalysis.Operations. ILocalReferenceOperation
* Microsoft.CodeAnalysis.Operations. ILockOperation
* Microsoft.CodeAnalysis.Operations. ILoopOperation
* Microsoft.CodeAnalysis.Operations. IMemberInitializerOperation
* Microsoft.CodeAnalysis.Operations. IMemberReferenceOperation
* Microsoft.CodeAnalysis.Operations. IMethodReferenceOperation
* Microsoft.CodeAnalysis.Operations. INameOfOperation
* Microsoft.CodeAnalysis.Operations. IObjectCreationOperation
* Microsoft.CodeAnalysis.Operations. IObjectOrCollectionInitializerOperation
* Microsoft.CodeAnalysis.Operations. IOmittedArgumentOperation
* Microsoft.CodeAnalysis.Operations. IParameterInitializerOperation
* Microsoft.CodeAnalysis.Operations. IParameterReferenceOperation
* Microsoft.CodeAnalysis.Operations. IParenthesizedOperation
* Microsoft.CodeAnalysis.Operations. IPatternCaseClauseOperation
* Microsoft.CodeAnalysis.Operations. IPatternOperation
* Microsoft.CodeAnalysis.Operations. IPlaceholderOperation
* Microsoft.CodeAnalysis.Operations. IPointerIndirectionReferenceOperation
* Microsoft.CodeAnalysis.Operations. IPropertyInitializerOperation
* Microsoft.CodeAnalysis.Operations. IPropertyReferenceOperation
* Microsoft.CodeAnalysis.Operations. IRaiseEventOperation
* Microsoft.CodeAnalysis.Operations. IRangeCaseClauseOperation
* Microsoft.CodeAnalysis.Operations. IRelationalCaseClauseOperation
* Microsoft.CodeAnalysis.Operations. IReturnOperation
* Microsoft.CodeAnalysis.Operations. ISimpleAssignmentOperation
* Microsoft.CodeAnalysis.Operations. ISingleValueCaseClauseOperation
* Microsoft.CodeAnalysis.Operations. ISizeOfOperation
* Microsoft.CodeAnalysis.Operations. IStopOperation
* Microsoft.CodeAnalysis.Operations. ISwitchCaseOperation
* Microsoft.CodeAnalysis.Operations. ISwitchOperation
* Microsoft.CodeAnalysis.Operations. ISymbolInitializerOperation
* Microsoft.CodeAnalysis.Operations. IThrowOperation
* Microsoft.CodeAnalysis.Operations. ITranslatedQueryOperation
* Microsoft.CodeAnalysis.Operations. ITryOperation
* Microsoft.CodeAnalysis.Operations. ITupleOperation
* Microsoft.CodeAnalysis.Operations. ITypeOfOperation
* Microsoft.CodeAnalysis.Operations. ITypeParameterObjectCreationOperation
* Microsoft.CodeAnalysis.Operations. IUnaryOperation
* Microsoft.CodeAnalysis.Operations. IUsingOperation
* Microsoft.CodeAnalysis.Operations. IVariableDeclarationGroupOperation
* Microsoft.CodeAnalysis.Operations. IVariableDeclarationOperation
* Microsoft.CodeAnalysis.Operations. IVariableDeclaratorOperation
* Microsoft.CodeAnalysis.Operations. IVariableInitializerOperation
* Microsoft.CodeAnalysis.Operations. IWhileLoopOperation
* Microsoft.CodeAnalysis.Operations. IWithOperation
*/
private static AbstractStatement ReadBlock(IBlockOperation op)
{
var context = CodeReaderContext.GetContextOrThrow();
var result = new BlockStatement();
using (context.PushState(new BlockContext(result)))
{
foreach (var childOp in op.Operations)
{
if (!IsRedundantStatement(childOp))
{
result.Statements.Add(ReadStatement(childOp));
}
}
}
return(result);
}
private static AbstractExpression ReadCollectionInitializer(IObjectOrCollectionInitializerOperation op)
{
var context = CodeReaderContext.GetContextOrThrow();
var result = new CollectionInitializerExpression {
Items = op.Initializers.Select(readInitializer).ToList()
};
return(result);
CollectionInitializerExpression.ItemInitializer readInitializer(IOperation initOp)
{
if (initOp is IInvocationOperation invocation)
{
var item = new CollectionInitializerExpression.ItemInitializer();
item.ItemArguments.AddRange(invocation.Arguments.Select(arg => ReadExpression(arg.Value)));
return(item);
}
throw new CodeReadErrorException($"Unrecognized collection initializer: {initOp.Syntax}");
}
}
private static AbstractExpression ReadObjectInitializer(IObjectOrCollectionInitializerOperation op)
{
var context = CodeReaderContext.GetContextOrThrow();
var result = new ObjectInitializerExpression {
PropertyValues = op.Initializers.Select(readInitializer).ToList()
};
return(result);
NamedPropertyValue readInitializer(IOperation initOp)
{
if (initOp is IAssignmentOperation assignment &&
assignment.Target is IMemberReferenceOperation memberRef)
{
var property = context.FindMemberOrThrow <AbstractMember>(memberRef.Member);
var value = ReadAssignmentValue(assignment);
return(new NamedPropertyValue(property.Name, value));
}
throw new CodeReadErrorException($"Unrecognized object initializer: {initOp.Syntax}");
}
}
