private static bool IsValueTypeFieldsShallowCopyable(WellKnownTypes wellKnownTypes, ITypeSymbol type, HashSet <ITypeSymbol> examining)
{
foreach (var field in type.GetInstanceMembers <IFieldSymbol>())
{
if (field.IsStatic)
{
continue;
}
if (!(field.Type is INamedTypeSymbol fieldType))
{
return(false);
}
if (type.Equals(fieldType))
{
return(false);
}
if (!IsOrleansShallowCopyable(wellKnownTypes, fieldType, examining))
{
return(false);
}
}
return(true);
}
private static bool IsValueTypeFieldsShallowCopyable(WellKnownTypes wellKnownTypes, ITypeSymbol type, HashSet <ITypeSymbol> examining)
{
foreach (var field in type.GetAllMembers <IFieldSymbol>())
{
if (!(field.Type is INamedTypeSymbol fieldType))
{
throw new NotSupportedException(
$"Field {field} in type {type} is not an {nameof(INamedTypeSymbol)} and therefore is not supported. Type is {field.Type.GetType()}");
}
if (type.Equals(fieldType))
{
return(false);
}
if (!IsOrleansShallowCopyable(wellKnownTypes, fieldType, examining))
{
return(false);
}
}
return(true);
}
public bool ShouldPreferExplicitType(VBSyntax.ExpressionSyntax exp,
ITypeSymbol expConvertedType,
out bool isNothingLiteral)
{
var op = _semanticModel.GetExpressionOperation(exp);
exp = op.Syntax as VBSyntax.ExpressionSyntax;
var vbInitConstantValue = _semanticModel.GetConstantValue(exp);
isNothingLiteral = vbInitConstantValue.HasValue && vbInitConstantValue.Value == null || exp is VBSyntax.LiteralExpressionSyntax les && les.IsKind(SyntaxKind.NothingLiteralExpression);
bool shouldPreferExplicitType = expConvertedType != null && (expConvertedType.HasCsKeyword() || !expConvertedType.Equals(op.Type));
return(shouldPreferExplicitType);
}