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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "fuzzy_matching_algorithm.h"
namespace vespalib {
namespace {
const vespalib::string brute_force = "brute_force";
const vespalib::string dfa_implicit = "dfa_implicit";
const vespalib::string dfa_explicit = "dfa_explicit";
const vespalib::string dfa_table = "dfa_table";
}
vespalib::string
to_string(FuzzyMatchingAlgorithm algo)
{
switch (algo) {
case FuzzyMatchingAlgorithm::BruteForce:
return brute_force;
case FuzzyMatchingAlgorithm::DfaImplicit:
return dfa_implicit;
case FuzzyMatchingAlgorithm::DfaExplicit:
return dfa_explicit;
case FuzzyMatchingAlgorithm::DfaTable:
return dfa_table;
default:
return "";
}
}
FuzzyMatchingAlgorithm
fuzzy_matching_algorithm_from_string(const vespalib::string& algo,
FuzzyMatchingAlgorithm default_algo)
{
if (algo == brute_force) {
return FuzzyMatchingAlgorithm::BruteForce;
} else if (algo == dfa_implicit) {
return FuzzyMatchingAlgorithm::DfaImplicit;
} else if (algo == dfa_explicit) {
return FuzzyMatchingAlgorithm::DfaExplicit;
} else if (algo == dfa_table) {
return FuzzyMatchingAlgorithm::DfaTable;
}
return default_algo;
}
std::ostream&
operator<<(std::ostream& out, FuzzyMatchingAlgorithm algo)
{
out << to_string(algo);
return out;
}
}
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