internal InContainerBinder(
NamespaceOrTypeSymbol container,
Binder next,
CSharpSyntaxNode declarationSyntax,
bool inUsing
) : base(next)
{
Debug.Assert((object)container != null);
Debug.Assert(declarationSyntax != null);
_container = container;
_computeImports = basesBeingResolved =>
Imports.FromSyntax(declarationSyntax, this, basesBeingResolved, inUsing);
if (!inUsing)
{
if (declarationSyntax.Kind() == SyntaxKind.CompilationUnit)
{
var compilationUnit = (CompilationUnitSyntax)declarationSyntax;
_usingsSyntax = compilationUnit.Usings;
}
else if (declarationSyntax.Kind() == SyntaxKind.NamespaceDeclaration)
{
var namespaceDecl = (NamespaceDeclarationSyntax)declarationSyntax;
_usingsSyntax = namespaceDecl.Usings;
}
}
}
/// <summary>
/// Creates a binder for a container with imports (usings and extern aliases) that can be
/// retrieved from <paramref name="declarationSyntax"/>.
/// </summary>
internal InContainerBinder(NamespaceOrTypeSymbol container, Binder next, CSharpSyntaxNode declarationSyntax, bool inUsing)
: base(next)
{
Debug.Assert((object)container != null);
Debug.Assert(declarationSyntax != null);
_container = container;
_computeImports = basesBeingResolved => Imports.FromSyntax(declarationSyntax, this, basesBeingResolved, inUsing);
}
private Imports GetImports(ConsList <Symbol> basesBeingResolved)
{
if (_imports == null)
{
Interlocked.CompareExchange(ref _imports, Imports.FromSyntax(_declarationSyntax, this, basesBeingResolved, _inUsing), null);
}
return(_imports);
}
