protected static void EmitChildWithConvert(ExpressionElement child, Type resultType, FleeILGenerator ilg, IServiceProvider services)
{
child.Emit(ilg, services);
bool converted = ImplicitConverter.EmitImplicitConvert(child.ResultType, resultType, ilg);
Debug.Assert(converted, "convert failed");
}
/// <summary>
/// Set the left and right operands, get the operation, and get the result type
/// </summary>
/// <param name="leftChild"></param>
/// <param name="rightChild"></param>
/// <param name="op"></param>
private void Configure(ExpressionElement leftChild, ExpressionElement rightChild, object op)
{
MyLeftChild = leftChild;
MyRightChild = rightChild;
this.GetOperation(op);
this.ValidateInternal(op);
}
public void SetChild(ExpressionElement child)
{
MyChild = child;
_myResultType = this.GetResultType(child.ResultType);
if (_myResultType == null)
{
base.ThrowCompileException(CompileErrorResourceKeys.OperationNotDefinedForType, CompileExceptionReason.TypeMismatch, MyChild.ResultType.Name);
}
}
private string GetFieldName(ExpressionElement child)
{
if (child is IdentifierElement)
{
var memberName = ((IdentifierElement)child).MemberName;
if (memberName.StartsWith("_"))
{
memberName = memberName.Substring(1);
}
return(memberName);
}
if (child is InvocationListElement)
{
return(GetFieldName(((InvocationListElement)child).Tail));
}
return(null);
}
protected static bool IsChildOfType(ExpressionElement child, Type t)
{
return(object.ReferenceEquals(child.ResultType, t));
}