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bleve/search/util.go
Marty Schoch 2ee7289bc8 major refactor of search package
this started initially to relocate highlighting into
a self contained package, which would then also use
the registry
however, it turned into a much larger refactor in
order to avoid cyclic imports
now facets, searchers, scorers and collectors
are also broken out into subpackages of search
2014-09-01 11:15:38 -04:00

37 lines
1.3 KiB
Go

// 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 can back from different clauses, overwrite is ok
rv[term] = locationMap
}
return rv
}