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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "predicate.h"
#include "predicate_builder.h"
#include <vespa/vespalib/data/slime/inspector.h>
#include <cassert>
using vespalib::slime::Inspector;
namespace document {
void PredicateBuilder::visitFeatureSet(const Inspector &i) {
_nodes.push_back(new FeatureSet(i));
}
void PredicateBuilder::visitFeatureRange(const Inspector &i) {
_nodes.push_back(new FeatureRange(i));
}
void PredicateBuilder::visitNegation(const Inspector &i) {
visitChildren(i);
_nodes.back() = new Negation(PredicateNode::UP(_nodes.back()));
}
void PredicateBuilder::visitConjunction(const Inspector &i) {
std::vector<PredicateNode *> nodes;
nodes.swap(_nodes);
visitChildren(i);
nodes.push_back(new Conjunction(_nodes));
nodes.swap(_nodes);
}
void PredicateBuilder::visitDisjunction(const Inspector &i) {
std::vector<PredicateNode *> nodes;
nodes.swap(_nodes);
visitChildren(i);
nodes.push_back(new Disjunction(_nodes));
nodes.swap(_nodes);
}
void PredicateBuilder::visitTrue(const Inspector &) {
_nodes.push_back(new TruePredicate);
}
void PredicateBuilder::visitFalse(const Inspector &) {
_nodes.push_back(new FalsePredicate);
}
std::unique_ptr<PredicateNode>
PredicateBuilder::build(const vespalib::slime::Inspector &i) {
visit(i);
assert(_nodes.size() == 1);
return std::unique_ptr<PredicateNode>(_nodes.front());
}
} // namespace document
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