function initializeServices() {
        ts.objectAllocator = {
            getNodeConstructor: function () { return NodeObject; },
            getSourceFileConstructor: function () { return SourceFileObject; },
            getSymbolConstructor: function () { return SymbolObject; },
            getTypeConstructor: function () { return TypeObject; },
            getSignatureConstructor: function () { return SignatureObject; }
        };
    }
Get the path of the default library files (lib.d.ts) as distributed with the typescript
node package.
The functionality is not supported if the ts module is consumed outside of a node module.