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#include "grammar.h"
#include <iomanip>
#include "rule.h"
using namespace std;
namespace extractor {
Grammar::Grammar(const vector<Rule>& rules,
const vector<string>& feature_names) :
rules(rules), feature_names(feature_names) {}
vector<Rule> Grammar::GetRules() const {
return rules;
}
vector<string> Grammar::GetFeatureNames() const {
return feature_names;
}
ostream& operator<<(ostream& os, const Grammar& grammar) {
vector<Rule> rules = grammar.GetRules();
vector<string> feature_names = grammar.GetFeatureNames();
os << setprecision(12);
for (Rule rule: rules) {
os << "[X] ||| " << rule.source_phrase << " ||| "
<< rule.target_phrase << " |||";
for (size_t i = 0; i < rule.scores.size(); ++i) {
os << " " << feature_names[i] << "=" << rule.scores[i];
}
os << " |||";
for (auto link: rule.alignment) {
os << " " << link.first << "-" << link.second;
}
os << '\n';
}
return os;
}
} // namespace extractor
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