public override BoundNode VisitLiteral(BoundLiteral node)
{
return(MakeLiteral(node.Syntax, node.ConstantValue, node.Type, oldNodeOpt: node));
}
private BoundExpression MakeLiteral(SyntaxNode syntax, ConstantValue constantValue, TypeSymbol type, BoundLiteral oldNodeOpt = null)
{
Debug.Assert(constantValue != null);
if (oldNodeOpt != null)
{
return(oldNodeOpt.Update(constantValue, type));
}
else
{
return(new BoundLiteral(syntax, constantValue, type, hasErrors: constantValue.IsBad));
}
}
private BoundExpression MakeLiteral(SyntaxNode syntax, ConstantValue constantValue, TypeSymbol type, BoundLiteral oldNodeOpt = null)
{
Debug.Assert(constantValue != null);
if (constantValue.IsDecimal)
{
// Rewrite decimal literal
Debug.Assert((object)type != null);
Debug.Assert(type.SpecialType == SpecialType.System_Decimal);
return(MakeDecimalLiteral(syntax, constantValue));
}
else if (constantValue.IsDateTime)
{
// C# does not support DateTime constants but VB does; we might have obtained a
// DateTime constant by calling a method with an optional parameter with a DateTime
// for its default value.
Debug.Assert((object)type != null);
Debug.Assert(type.SpecialType == SpecialType.System_DateTime);
return(MakeDateTimeLiteral(syntax, constantValue));
}
else if (oldNodeOpt != null)
{
return(oldNodeOpt.Update(constantValue, type));
}
else
{
return(new BoundLiteral(syntax, constantValue, type, hasErrors: constantValue.IsBad));
}
}
