private Expression GenerateInvokeMemeberExpression(CallSiteInfo callSiteInfo, IList <Expression> arguments, IEnumerable <Instruction> instructions)
{
if (arguments.Count < 1)
{
throw new Exception("Invalid number of arguments for invoke expression.");
}
Expression target;
TypeReference typeRef;
if (arguments[0].CodeNodeType == CodeNodeType.MethodInvocationExpression &&
(arguments[0] as MethodInvocationExpression).IsTypeOfExpression(out typeRef))
{
target = new TypeReferenceExpression(typeRef, arguments[0].UnderlyingSameMethodInstructions);
}
else
{
target = arguments[0];
}
DynamicMemberReferenceExpression dynamicMemberReferenceExpression = new DynamicMemberReferenceExpression(target, callSiteInfo.MemberName, objectTypeRef, instructions,
GetAllButFirst(arguments), callSiteInfo.GenericTypeArguments);
return(dynamicMemberReferenceExpression);
}
public virtual void VisitDynamicMemberReferenceExpression(DynamicMemberReferenceExpression node)
{
Visit(node.Target);
if (node.IsMethodInvocation)
{
Visit(node.InvocationArguments);
}
}
public virtual ICodeNode VisitDynamicMemberReferenceExpression(DynamicMemberReferenceExpression node)
{
node.Target = (Expression)Visit(node.Target);
if (node.IsMethodInvocation)
{
node.InvocationArguments = (ExpressionCollection)Visit(node.InvocationArguments);
}
return(node);
}
public virtual void VisitDynamicMemberReferenceExpression(DynamicMemberReferenceExpression node)
{
this.Visit(node.get_Target());
if (node.get_IsMethodInvocation())
{
this.Visit(node.get_InvocationArguments());
}
return;
}
public virtual ICodeNode VisitDynamicMemberReferenceExpression(DynamicMemberReferenceExpression node)
{
node.set_Target((Expression)this.Visit(node.get_Target()));
if (node.get_IsMethodInvocation())
{
node.set_InvocationArguments((ExpressionCollection)this.Visit(node.get_InvocationArguments()));
}
return(node);
}
private void ReplaceIfWith(IfStatement theIf, BlockStatement statementBlock)
{
if (!CanReplaceIf(statementBlock))
{
throw new Exception(InvalidIsEventString);
}
DynamicMemberReferenceExpression dynamicMethodInvocation = (statementBlock.Statements[1] as ExpressionStatement).Expression as
DynamicMemberReferenceExpression;
if (dynamicMethodInvocation == null) // the expression was an assignment
{
dynamicMethodInvocation = ((statementBlock.Statements[1] as ExpressionStatement).Expression as BinaryExpression).Right as DynamicMemberReferenceExpression;
}
if (dynamicMethodInvocation.MemberName == null || !dynamicMethodInvocation.IsMethodInvocation ||
dynamicMethodInvocation.IsGenericMethod || dynamicMethodInvocation.InvocationArguments.Count != 1)
{
throw new Exception(InvalidIsEventString);
}
int charIndex = dynamicMethodInvocation.MemberName.IndexOf('_');
if (charIndex != 3 && charIndex != 6) //"add_" - 3, "remove_" - 6
{
throw new Exception(InvalidIsEventString);
}
DynamicMemberReferenceExpression dynamicMemberRef = new DynamicMemberReferenceExpression(dynamicMethodInvocation.Target,
dynamicMethodInvocation.MemberName.Substring(charIndex + 1), dynamicMethodInvocation.ExpressionType, dynamicMethodInvocation.MappedInstructions);
BinaryExpression theBinaryExpression = new BinaryExpression(charIndex == 3 ? BinaryOperator.AddAssign : BinaryOperator.SubtractAssign, dynamicMemberRef,
dynamicMethodInvocation.InvocationArguments[0], dynamicMemberRef.ExpressionType, typeSystem, null);
BlockStatement parent = (BlockStatement)theIf.Parent;
int ifIndex = parent.Statements.IndexOf(theIf);
ExpressionStatement theAssignStatement = new ExpressionStatement(theBinaryExpression);
theAssignStatement.Parent = parent;
parent.Statements[ifIndex] = theAssignStatement;
if (statementBlock.Statements.Count == 3)
{
parent.AddStatementAt(ifIndex + 1, statementBlock.Statements[2].Clone());
}
}
private void ReplaceIfWith(IfStatement theIf, BlockStatement statementBlock)
{
if (!this.CanReplaceIf(statementBlock))
{
throw new Exception("Invalid IsEvent construction");
}
V_0 = (statementBlock.get_Statements().get_Item(1) as ExpressionStatement).get_Expression() as DynamicMemberReferenceExpression;
if (V_0 == null)
{
V_0 = ((statementBlock.get_Statements().get_Item(1) as ExpressionStatement).get_Expression() as BinaryExpression).get_Right() as DynamicMemberReferenceExpression;
}
if (V_0.get_MemberName() == null || !V_0.get_IsMethodInvocation() || V_0.get_IsGenericMethod() || V_0.get_InvocationArguments().get_Count() != 1)
{
throw new Exception("Invalid IsEvent construction");
}
V_1 = V_0.get_MemberName().IndexOf('\u005F');
if (V_1 != 3 && V_1 != 6)
{
throw new Exception("Invalid IsEvent construction");
}
V_2 = new DynamicMemberReferenceExpression(V_0.get_Target(), V_0.get_MemberName().Substring(V_1 + 1), V_0.get_ExpressionType(), V_0.get_MappedInstructions());
if (V_1 == 3)
{
stackVariable44 = 2;
}
else
{
stackVariable44 = 4;
}
stackVariable56 = new BinaryExpression(stackVariable44, V_2, V_0.get_InvocationArguments().get_Item(0), V_2.get_ExpressionType(), this.typeSystem, null, false);
V_3 = (BlockStatement)theIf.get_Parent();
V_4 = V_3.get_Statements().IndexOf(theIf);
V_5 = new ExpressionStatement(stackVariable56);
V_5.set_Parent(V_3);
V_3.get_Statements().set_Item(V_4, V_5);
if (statementBlock.get_Statements().get_Count() == 3)
{
V_3.AddStatementAt(V_4 + 1, statementBlock.get_Statements().get_Item(2).Clone());
}
return;
}
