Examples with MapExpId catdata.aql.exp.MapExp.MapExpId used on opensource projects

Example 1 with MapExpId

use of catdata.aql.exp.MapExp.MapExpId in project fql by CategoricalData.

the class CombinatorParser method instExpCoProd.

@SuppressWarnings({ "rawtypes", "unchecked" })
private static Parser<InstExpCoProdSigma> instExpCoProd() {
    Parser<catdata.Pair<MapExp, InstExp>> p = Parsers.tuple(map_ref.lazy(), inst_ref.lazy()).map(x -> new catdata.Pair<>(x.a, x.b));
    Parser<InstExpCoProdSigma> ret = Parsers.tuple(token("coproduct_sigma"), p.many(), token(":"), sch_ref.lazy(), options.between(token("{"), token("}")).optional()).map(x -> new InstExpCoProdSigma(x.b, x.d, Util.newIfNull(x.e)));
    // 
    Parser<InstExpCoProdSigma> ret2 = Parsers.tuple(token("union"), inst_ref.lazy().sepBy(token("+")), token(":"), sch_ref.lazy(), options.between(token("{"), token("}")).optional()).map(x -> new InstExpCoProdSigma(x.b.stream().map(y -> new catdata.Pair<>(new MapExpId(x.d), y)).collect(Collectors.toList()), x.d, Util.newIfNull(x.e)));
    return Parsers.or(ret, ret2);
}