Search bar for issues/pulls (#530)

vendor/github.com/blevesearch/bleve/search/util.go

@@ -0,0 +1,42 @@
+//  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 search
+
+func MergeLocations(locations []FieldTermLocationMap) FieldTermLocationMap {
+	rv := locations[0]
+
+	for i := 1; i < len(locations); i++ {
+		nextLocations := locations[i]
+		for field, termLocationMap := range nextLocations {
+			rvTermLocationMap, rvHasField := rv[field]
+			if rvHasField {
+				rv[field] = MergeTermLocationMaps(rvTermLocationMap, termLocationMap)
+			} else {
+				rv[field] = termLocationMap
+			}
+		}
+	}
+
+	return rv
+}
+
+func MergeTermLocationMaps(rv, other TermLocationMap) TermLocationMap {
+	for term, locationMap := range other {
+		// for a given term/document there cannot be different locations
+		// if they came back from different clauses, overwrite is ok
+		rv[term] = locationMap
+	}
+	return rv
+}