Платформа ЦРНП "Мирокод" для разработки проектов
https://git.mirocod.ru
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42 lines
1.3 KiB
42 lines
1.3 KiB
// Copyright (c) 2014 Couchbase, Inc. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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package search |
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func MergeLocations(locations []FieldTermLocationMap) FieldTermLocationMap { |
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rv := locations[0] |
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for i := 1; i < len(locations); i++ { |
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nextLocations := locations[i] |
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for field, termLocationMap := range nextLocations { |
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rvTermLocationMap, rvHasField := rv[field] |
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if rvHasField { |
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rv[field] = MergeTermLocationMaps(rvTermLocationMap, termLocationMap) |
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} else { |
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rv[field] = termLocationMap |
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} |
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} |
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} |
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return rv |
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} |
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func MergeTermLocationMaps(rv, other TermLocationMap) TermLocationMap { |
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for term, locationMap := range other { |
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// for a given term/document there cannot be different locations |
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// if they came back from different clauses, overwrite is ok |
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rv[term] = locationMap |
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} |
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return rv |
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}
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