private OperatorNode<?> fetchTimeout(OperatorNode<?> ast) {
        if (ast.getOperator() != SequenceOperator.TIMEOUT) return ast;

        timeout = ast.<OperatorNode<?>> getArgument(1).<Integer> getArgument(0);
        return ast.getArgument(0);
    }
The YQL query language.

This class <em>must</em> be kept in lockstep with {@link VespaSerializer}.
Adding anything here will usually require a corresponding addition in
VespaSerializer.

@author Steinar Knutsen
@author Stian Kristoffersen
@author Simon Thoresen Hult
container-search/src/main/java/com/yahoo/search/yql/YqlParser.java