src/main/java/com/bazaarvoice/jless/parser/Parser.java
Rule Literal() {
        return Sequence(
                FirstOf(Color(), MultiDimension(), Dimension(), String()),
                push(new SimpleNode(match()))
        );
    }
Rule Literal() {
        return Sequence(
                FirstOf(Color(), MultiDimension(), Dimension(), String()),
                push(new SimpleNode(match()))
        );
    }
Rule Literal ( ) { return Sequence ( FirstOf ( Color ( ) , MultiDimension ( ) , Dimension ( ) , String ( ) ) , push ( new SimpleNode ( match ( ) ) ) ) ; }
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