/// <summary>
/// Walks the parents of the item and gets the closest type scope
/// </summary>
/// <param name="item">The item to get the type scope for</param>
/// <returns>The type scope</returns>
public ScopeState TryFindScopeForItem <T>(TypedVisitedItem <T> item)
where T : AST.ParsedItem
{
// No need to attempt to find the scope for a literal
if (item.Current is AST.LiteralExpression)
{
return(null);
}
foreach (var n in item.Parents.Prepend(item.Current))
{
if (LocalScopes.TryGetValue(n, out var res))
{
return(res);
}
if (n is Parser.Instance.IInstance pi && LocalScopes.TryGetValue(pi.Name, out res))
{
return(res);
}
}
return(null);
}
/// <summary>
/// Walks the parents of the item and gets the closest type scope
/// </summary>
/// <param name="item">The item to get the type scope for</param>
/// <returns>The type scope</returns>
public ScopeState FindScopeForItem <T>(TypedVisitedItem <T> item)
where T : AST.ParsedItem
{
return(TryFindScopeForItem(item) ?? throw new Exception("No symbol table found for item"));
}
