83 lines
2.1 KiB
Go
83 lines
2.1 KiB
Go
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// Copyright 2012-present Oliver Eilhard. All rights reserved.
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// Use of this source code is governed by a MIT-license.
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// See http://olivere.mit-license.org/license.txt for details.
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package elastic
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// RegexpQuery allows you to use regular expression term queries.
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//
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// For more details, see
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// https://www.elastic.co/guide/en/elasticsearch/reference/6.2/query-dsl-regexp-query.html
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type RegexpQuery struct {
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name string
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regexp string
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flags string
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boost *float64
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rewrite string
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queryName string
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maxDeterminizedStates *int
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}
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// NewRegexpQuery creates and initializes a new RegexpQuery.
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func NewRegexpQuery(name string, regexp string) *RegexpQuery {
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return &RegexpQuery{name: name, regexp: regexp}
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}
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// Flags sets the regexp flags.
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func (q *RegexpQuery) Flags(flags string) *RegexpQuery {
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q.flags = flags
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return q
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}
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// MaxDeterminizedStates protects against complex regular expressions.
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func (q *RegexpQuery) MaxDeterminizedStates(maxDeterminizedStates int) *RegexpQuery {
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q.maxDeterminizedStates = &maxDeterminizedStates
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return q
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}
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// Boost sets the boost for this query.
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func (q *RegexpQuery) Boost(boost float64) *RegexpQuery {
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q.boost = &boost
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return q
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}
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func (q *RegexpQuery) Rewrite(rewrite string) *RegexpQuery {
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q.rewrite = rewrite
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return q
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}
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// QueryName sets the query name for the filter that can be used
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// when searching for matched_filters per hit
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func (q *RegexpQuery) QueryName(queryName string) *RegexpQuery {
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q.queryName = queryName
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return q
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}
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// Source returns the JSON-serializable query data.
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func (q *RegexpQuery) Source() (interface{}, error) {
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source := make(map[string]interface{})
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query := make(map[string]interface{})
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source["regexp"] = query
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x := make(map[string]interface{})
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x["value"] = q.regexp
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if q.flags != "" {
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x["flags"] = q.flags
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}
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if q.maxDeterminizedStates != nil {
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x["max_determinized_states"] = *q.maxDeterminizedStates
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}
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if q.boost != nil {
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x["boost"] = *q.boost
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}
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if q.rewrite != "" {
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x["rewrite"] = q.rewrite
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}
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if q.queryName != "" {
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x["name"] = q.queryName
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}
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query[q.name] = x
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return source, nil
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}
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