mirror of
https://github.com/go-gitea/gitea.git
synced 2025-10-31 21:28:11 +09:00
78 lines
2.1 KiB
Go
Vendored
78 lines
2.1 KiB
Go
Vendored
// Copyright (c) 2014 Couchbase, Inc.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package query
|
|
|
|
import (
|
|
"github.com/blevesearch/bleve/v2/mapping"
|
|
"github.com/blevesearch/bleve/v2/search"
|
|
"github.com/blevesearch/bleve/v2/search/searcher"
|
|
index "github.com/blevesearch/bleve_index_api"
|
|
)
|
|
|
|
type FuzzyQuery struct {
|
|
Term string `json:"term"`
|
|
Prefix int `json:"prefix_length"`
|
|
Fuzziness int `json:"fuzziness"`
|
|
FieldVal string `json:"field,omitempty"`
|
|
BoostVal *Boost `json:"boost,omitempty"`
|
|
}
|
|
|
|
// NewFuzzyQuery creates a new Query which finds
|
|
// documents containing terms within a specific
|
|
// fuzziness of the specified term.
|
|
// The default fuzziness is 1.
|
|
//
|
|
// The current implementation uses Levenshtein edit
|
|
// distance as the fuzziness metric.
|
|
func NewFuzzyQuery(term string) *FuzzyQuery {
|
|
return &FuzzyQuery{
|
|
Term: term,
|
|
Fuzziness: 1,
|
|
}
|
|
}
|
|
|
|
func (q *FuzzyQuery) SetBoost(b float64) {
|
|
boost := Boost(b)
|
|
q.BoostVal = &boost
|
|
}
|
|
|
|
func (q *FuzzyQuery) Boost() float64 {
|
|
return q.BoostVal.Value()
|
|
}
|
|
|
|
func (q *FuzzyQuery) SetField(f string) {
|
|
q.FieldVal = f
|
|
}
|
|
|
|
func (q *FuzzyQuery) Field() string {
|
|
return q.FieldVal
|
|
}
|
|
|
|
func (q *FuzzyQuery) SetFuzziness(f int) {
|
|
q.Fuzziness = f
|
|
}
|
|
|
|
func (q *FuzzyQuery) SetPrefix(p int) {
|
|
q.Prefix = p
|
|
}
|
|
|
|
func (q *FuzzyQuery) Searcher(i index.IndexReader, m mapping.IndexMapping, options search.SearcherOptions) (search.Searcher, error) {
|
|
field := q.FieldVal
|
|
if q.FieldVal == "" {
|
|
field = m.DefaultSearchField()
|
|
}
|
|
return searcher.NewFuzzySearcher(i, q.Term, q.Prefix, q.Fuzziness, field, q.BoostVal.Value(), options)
|
|
}
|