public override SyntaxNode VisitIndexerDeclaration(IndexerDeclarationSyntax node)
{
ISymbol subst;
if (ArrayIndexingHelper.HasArrayIndexingAttribute(semanticModel, node.AttributeLists, out subst))
{
return(null);
}
return(base.VisitIndexerDeclaration(node));
}
public override SyntaxNode VisitStructDeclaration(StructDeclarationSyntax node)
{
ISymbol subst;
if (ArrayIndexingHelper.HasArrayIndexingAttribute(semanticModel, node.AttributeLists, out subst))
{
return(null);
}
fieldStack.Push(new FieldHolder());
node = (StructDeclarationSyntax)base.VisitStructDeclaration(node);
fieldStack.Pop();
return(node);
}
public override SyntaxNode VisitFieldDeclaration(FieldDeclarationSyntax node)
{
node = (FieldDeclarationSyntax)base.VisitFieldDeclaration(node);
foreach (VariableDeclaratorSyntax variable in node.Declaration.Variables)
{
ISymbol subst;
if (ArrayIndexingHelper.HasArrayIndexingAttribute(semanticModel, node.AttributeLists, out subst))
{
if (subst != null)
{
throw new ArgumentException("ArrayIndexing substution type not permitted on fields");
}
ImmutableArray <ISymbol> symbols = semanticModel.LookupSymbols(variable.Identifier.Span.Start, null, variable.Identifier.Text);
if (symbols.Length != 1)
{
Debug.Assert(false);
throw new ArgumentException(String.Format("Template contains none or multiple symbols in scope for \"{0}\" which ought to be impossible (but could happen due to template code errors)", variable.Identifier.Text));
}
ISymbol identifierSymbol = symbols[0];
if (CurrentFieldSymbol != null)
{
Debug.Assert(false);
throw new InvalidOperationException();
}
CurrentFieldSymbol = identifierSymbol;
node = node.Update(
node.AttributeLists,
node.Modifiers,
node.Declaration.Update(
node.Declaration.Type,
node.Declaration.Variables.Remove(variable)),
node.SemicolonToken);
if (node.Declaration.Variables.Count == 0)
{
return(null);
}
}
}
return(node);
}
public override void VisitStructDeclaration(StructDeclarationSyntax node)
{
ISymbol subst;
if (ArrayIndexingHelper.HasArrayIndexingAttribute(semanticModel, node.AttributeLists, out subst))
{
if (subst != null)
{
ImmutableArray <ISymbol> symbols = semanticModel.LookupSymbols(node.Identifier.Span.Start, null, node.Identifier.Text);
if (symbols.Length != 1)
{
Debug.Assert(false);
throw new ArgumentException(String.Format("Template contains none or multiple symbols in scope for \"{0}\" which ought to be impossible (but could happen due to template code errors)", node.Identifier.Text));
}
ISymbol originalSymbol = symbols[0];
replace.Add(originalSymbol, subst);
}
}
base.VisitStructDeclaration(node);
}
