public IEnumerable <Symbol> Children(Symbol symbol)
{
if (!(symbol.Package is null))
{
throw new ArgumentException("Symbol must be primitive", nameof(symbol));
}
return(symbolChildren.TryGetValue(symbol, out var children)
? children : FixedSet <Symbol> .Empty);
}
public IEnumerable <Symbol> Children(Symbol symbol)
{
if (symbol.Package != Package)
{
throw new ArgumentException("Symbol must be for the package of this tree", nameof(symbol));
}
return(symbolChildren.TryGetValue(symbol, out var children)
? children : FixedSet <Symbol> .Empty);
}
public IEnumerable <Symbol> Children(Symbol symbol)
{
if (symbol.Package is null)
{
return(PrimitiveSymbolTree.Children(symbol));
}
if (!packageTrees.TryGetValue(symbol.Package, out var tree))
{
throw new ArgumentException("Symbol must be for one of the packages in this tree", nameof(symbol));
}
return(tree.Children(symbol));
}
public static void Transform(
FixedList <MemberDeclarationSyntax> memberDeclarations,
FixedDictionary <FunctionDeclarationSyntax, LiveVariables> liveness)
{
var inserter = new DeleteInserter();
foreach (var function in memberDeclarations.OfType <FunctionDeclarationSyntax>())
{
if (liveness.TryGetValue(function, out var functionLiveness))
{
inserter.Transform(function, functionLiveness);
}
}
}
private LexicalScope BuildUsingDirectivesScope(
FixedList <IUsingDirectiveSyntax> usingDirectives,
LexicalScope containingScope)
{
if (!usingDirectives.Any())
{
return(containingScope);
}
var importedSymbols = new Dictionary <TypeName, HashSet <IPromise <Symbol> > >();
foreach (var usingDirective in usingDirectives)
{
if (!namespaces.TryGetValue(usingDirective.Name, out var ns))
{
// TODO diagnostics.Add(NameBindingError.UsingNonExistentNamespace(file, usingDirective.Span, usingDirective.Name));
continue;
}
foreach (var(name, additionalSymbols) in ns.Symbols)
{
if (importedSymbols.TryGetValue(name, out var symbols))
{
symbols.AddRange(additionalSymbols);
}
else
{
importedSymbols.Add(name, additionalSymbols.ToHashSet());
}
}
}
var symbolsInScope = importedSymbols.ToFixedDictionary(e => e.Key, e => e.Value.ToFixedSet());
return(NestedScope.Create(containingScope, symbolsInScope));
}
public override PackageSymbol?LookupPackage(Name name)
{
return(packageAliases.TryGetValue(name, out var package) ? package : null);
}
public bool?this[BindingSymbol symbol] => symbolMap.TryGetValue(symbol, out var i) ? (bool?)flags[i] : null;