/// <summary>
/// Binds the name in the context of the specified location and sees if it resolves to an
/// alias name. If it does, return the AliasSymbol corresponding to it. Otherwise, return null.
/// </summary>
/// <param name="semanticModel"></param>
/// <param name="position">A character position used to identify a declaration scope and
/// accessibility. This character position must be within the FullSpan of the Root syntax
/// node in this SemanticModel.
/// </param>
/// <param name="nameSyntax">A syntax node that represents a name. This syntax
/// node need not and typically does not appear in the source code referred to by the
/// SemanticModel instance.</param>
/// <param name="bindingOption">Indicates whether to binding the name as a full expression,
/// or as a type or namespace. If SpeculativeBindingOption.BindAsTypeOrNamespace is supplied, then
/// expression should derive from TypeSyntax.</param>
/// <remarks>The passed in name is interpreted as a stand-alone name, as if it
/// appeared by itself somewhere within the scope that encloses "position".</remarks>
public static IAliasSymbol?GetSpeculativeAliasInfo(
this SemanticModel semanticModel,
int position,
SyntaxNode nameSyntax,
SpeculativeBindingOption bindingOption
)
{
return(semanticModel.GetSpeculativeAliasInfo(position, nameSyntax, bindingOption));
}