/// <summary>
/// Returns an array with completion suggestions for the given file and position.
/// Returns null if the given uri is null or if the specified file is not listed as source file.
/// </summary>
public static SymbolInformation[] DocumentSymbols(this FileContentManager file)
{
if (file == null)
{
return(null);
}
var namespaceDeclarations = file.NamespaceDeclarationsSymbolInfo();
var typeDeclarations = file.TypeDeclarationsSymbolInfo();
var callableDeclarations = file.CallableDeclarationsSymbolInfo();
return(namespaceDeclarations.Concat(typeDeclarations).Concat(callableDeclarations).ToArray());
}
