1 files changed, 137 insertions, 0 deletions
diff --git a/vendor/github.com/olivere/elastic/search_queries_common_terms.go b/vendor/github.com/olivere/elastic/search_queries_common_terms.go
new file mode 100644
index 000000000..93a03de54
--- /dev/null
+++ b/vendor/github.com/olivere/elastic/search_queries_common_terms.go
@@ -0,0 +1,137 @@
+// Copyright 2012-present Oliver Eilhard. All rights reserved.
+// Use of this source code is governed by a MIT-license.
+// See http://olivere.mit-license.org/license.txt for details.
+
+package elastic
+
+// CommonTermsQuery is a modern alternative to stopwords
+// which improves the precision and recall of search results
+// (by taking stopwords into account), without sacrificing performance.
+// For more details, see:
+// https://www.elastic.co/guide/en/elasticsearch/reference/6.0/query-dsl-common-terms-query.html
+type CommonTermsQuery struct {
+	Query
+	name                       string
+	text                       interface{}
+	cutoffFreq                 *float64
+	highFreq                   *float64
+	highFreqOp                 string
+	highFreqMinimumShouldMatch string
+	lowFreq                    *float64
+	lowFreqOp                  string
+	lowFreqMinimumShouldMatch  string
+	analyzer                   string
+	boost                      *float64
+	queryName                  string
+}
+
+// NewCommonTermsQuery creates and initializes a new common terms query.
+func NewCommonTermsQuery(name string, text interface{}) *CommonTermsQuery {
+	return &CommonTermsQuery{name: name, text: text}
+}
+
+func (q *CommonTermsQuery) CutoffFrequency(f float64) *CommonTermsQuery {
+	q.cutoffFreq = &f
+	return q
+}
+
+func (q *CommonTermsQuery) HighFreq(f float64) *CommonTermsQuery {
+	q.highFreq = &f
+	return q
+}
+
+func (q *CommonTermsQuery) HighFreqOperator(op string) *CommonTermsQuery {
+	q.highFreqOp = op
+	return q
+}
+
+func (q *CommonTermsQuery) HighFreqMinimumShouldMatch(minShouldMatch string) *CommonTermsQuery {
+	q.highFreqMinimumShouldMatch = minShouldMatch
+	return q
+}
+
+func (q *CommonTermsQuery) LowFreq(f float64) *CommonTermsQuery {
+	q.lowFreq = &f
+	return q
+}
+
+func (q *CommonTermsQuery) LowFreqOperator(op string) *CommonTermsQuery {
+	q.lowFreqOp = op
+	return q
+}
+
+func (q *CommonTermsQuery) LowFreqMinimumShouldMatch(minShouldMatch string) *CommonTermsQuery {
+	q.lowFreqMinimumShouldMatch = minShouldMatch
+	return q
+}
+
+func (q *CommonTermsQuery) Analyzer(analyzer string) *CommonTermsQuery {
+	q.analyzer = analyzer
+	return q
+}
+
+func (q *CommonTermsQuery) Boost(boost float64) *CommonTermsQuery {
+	q.boost = &boost
+	return q
+}
+
+func (q *CommonTermsQuery) QueryName(queryName string) *CommonTermsQuery {
+	q.queryName = queryName
+	return q
+}
+
+// Creates the query source for the common query.
+func (q *CommonTermsQuery) Source() (interface{}, error) {
+	//  {
+	//    "common": {
+	//      "body": {
+	//        "query":            "this is bonsai cool",
+	//        "cutoff_frequency": 0.001
+	//      }
+	//    }
+	//  }
+	source := make(map[string]interface{})
+	body := make(map[string]interface{})
+	query := make(map[string]interface{})
+
+	source["common"] = body
+	body[q.name] = query
+	query["query"] = q.text
+
+	if q.cutoffFreq != nil {
+		query["cutoff_frequency"] = *q.cutoffFreq
+	}
+	if q.highFreq != nil {
+		query["high_freq"] = *q.highFreq
+	}
+	if q.highFreqOp != "" {
+		query["high_freq_operator"] = q.highFreqOp
+	}
+	if q.lowFreq != nil {
+		query["low_freq"] = *q.lowFreq
+	}
+	if q.lowFreqOp != "" {
+		query["low_freq_operator"] = q.lowFreqOp
+	}
+	if q.lowFreqMinimumShouldMatch != "" || q.highFreqMinimumShouldMatch != "" {
+		mm := make(map[string]interface{})
+		if q.lowFreqMinimumShouldMatch != "" {
+			mm["low_freq"] = q.lowFreqMinimumShouldMatch
+		}
+		if q.highFreqMinimumShouldMatch != "" {
+			mm["high_freq"] = q.highFreqMinimumShouldMatch
+		}
+		query["minimum_should_match"] = mm
+	}
+	if q.analyzer != "" {
+		query["analyzer"] = q.analyzer
+	}
+	if q.boost != nil {
+		query["boost"] = *q.boost
+	}
+	if q.queryName != "" {
+		query["_name"] = q.queryName
+	}
+
+	return source, nil
+}