Expression SetOperationInformations(ResolveContext rc, IType resultType, Expression lhs, BinaryOperatorType op, Expression rhs, bool isLifted = false)
{
this.isLiftedOperator = isLifted;
this.ResolvedType = resultType;
this.left = lhs;
this.right = rhs;
this.operatortype = ResolveContext.GetLinqNodeType(this.oper, rc.checkForOverflow);
_resolved = true;
return(this);
}
Expression SetUserDefinedOperationInformations(ResolveContext rc, OverloadResolution r)
{//TODO:Is It OK
if (r.BestCandidateErrors != OverloadResolutionErrors.None)
{
rc.Report.Error(0, loc, "Operator `{0}' is ambiguous on an operand of type `{1}'",
OperName(Oper), Expr.Type.ToString());
return(r.CreateInvocation(null));
}
IMethod method = (IMethod)r.BestCandidate;
var operands = r.GetArgumentsWithConversions();
this.operatortype = ResolveContext.GetLinqNodeType(this.Oper, rc.checkForOverflow);
this.isLiftedOperator = method is OverloadResolution.ILiftedOperator;
this.ResolvedType = method.ReturnType;
this.Expr = operands[0];
this.userDefinedOperatorMethod = method;
_resolved = true;
return(this);
}
Expression SetOperationInformations(ResolveContext rc, IType resultType, UnaryOperatorType op, Expression expression, bool isLifted = false)
{
return(new OperatorExpression(
resultType, ResolveContext.GetLinqNodeType(op, rc.checkForOverflow),
null, isLifted, new[] { expression }));
}
