private static SyntaxList<AttributeListSyntax> GetAttributes(ISymbol symbol, IFilterVisitor filterVisitor, bool inOneLine = false)
{
var attrs = symbol.GetAttributes();
if (attrs.Length > 0)
{
var attrList = (from attr in attrs
where !(attr.AttributeClass is IErrorTypeSymbol)
where attr?.AttributeConstructor != null
where filterVisitor.CanVisitAttribute(attr.AttributeConstructor)
select GetAttributeSyntax(attr)).ToList();
if (attrList.Count > 0)
{
if (inOneLine)
{
return SyntaxFactory.SingletonList(
SyntaxFactory.AttributeList(
SyntaxFactory.SeparatedList(attrList)));
}
return SyntaxFactory.List(
from attr in attrList
select SyntaxFactory.AttributeList(
SyntaxFactory.SingletonSeparatedList(attr)));
}
}
return new SyntaxList<AttributeListSyntax>();
}
private static SyntaxList<AttributeListSyntax> GetAttributes(ISymbol symbol, IFilterVisitor filterVisitor, bool inOneLine = false, bool isExtensionMethod = false)
{
var attrs = symbol.GetAttributes();
List<AttributeSyntax> attrList = null;
if (attrs.Length > 0)
{
attrList = (from attr in attrs
where !(attr.AttributeClass is IErrorTypeSymbol)
where attr?.AttributeConstructor != null
where filterVisitor.CanVisitAttribute(attr.AttributeConstructor)
select GetAttributeSyntax(attr)).ToList();
}
if (isExtensionMethod)
{
attrList = attrList ?? new List<AttributeSyntax>();
attrList.Add(
SyntaxFactory.Attribute(
SyntaxFactory.ParseName(nameof(System.Runtime.CompilerServices.ExtensionAttribute))));
}
if (attrList?.Count > 0)
{
if (inOneLine)
{
return SyntaxFactory.SingletonList(
SyntaxFactory.AttributeList(
SyntaxFactory.SeparatedList(attrList)));
}
return SyntaxFactory.List(
from attr in attrList
select SyntaxFactory.AttributeList(
SyntaxFactory.SingletonSeparatedList(attr)));
}
return new SyntaxList<AttributeListSyntax>();
}