/// <summary>
/// Returns an enumeration of symbols from the specified types.
/// </summary>
public static IEnumerable <ISymbol> GetSymbolsFromTypes(ITypeChecker typeChecker, IEnumerable <IType> types)
{
HashSet <ISymbol> symbols = new HashSet <ISymbol>();
foreach (var type in types)
{
symbols.AddRange(typeChecker.GetPropertiesOfType(type));
}
return(symbols);
}
/// <summary>
/// Given a <paramref name="type"/>, returns the symbols that can be accessed relative to <paramref name="node"/>
/// </summary>
/// <param name="type">The type whose symbols will be tested for valid property access.</param>
/// <param name="node">The node in which the type's symbols will be accessed.</param>
/// <param name="typeChecker">Reference to the type checker.</param>
/// <remarks>
/// Ported from TypeScript version.
/// </remarks>
private static IEnumerable <ISymbol> AddTypeProperties(IType type, INode node, ITypeChecker typeChecker)
{
var typeSymbols = typeChecker.GetPropertiesOfType(type);
if (typeSymbols != null)
{
return(typeSymbols.Where(typeSymbol => typeSymbol.Name != null && typeChecker.IsValidPropertyAccess(node.Parent /*HINT: IPropertyAccessExpression*/, typeSymbol.Name)));
}
return(Enumerable.Empty <ISymbol>());
}