Function done

test/fixtures/snapshot/typescript.js:30546–30549

* Handles a frame that is already done. * @returns The `done` state.

(_machine, stackIndex, stateStack, _nodeStack, _userStateStack, _resultHolder, _outerState)

         * @returns The `done` state.
         */
        function done(_machine, stackIndex, stateStack, _nodeStack, _userStateStack, _resultHolder, _outerState) {
            ts.Debug.assertEqual(stateStack[stackIndex], done);
            return stackIndex;
        }
        BinaryExpressionState.done = done;
        function nextState(machine, currentState) {
            switch (currentState) {