65 lines
1.7 KiB
Go
65 lines
1.7 KiB
Go
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// 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 highlight
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import (
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"github.com/blevesearch/bleve/document"
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"github.com/blevesearch/bleve/search"
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)
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type Fragment struct {
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Orig []byte
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ArrayPositions []uint64
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Start int
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End int
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Score float64
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Index int // used by heap
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}
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func (f *Fragment) Overlaps(other *Fragment) bool {
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if other.Start >= f.Start && other.Start < f.End {
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return true
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} else if f.Start >= other.Start && f.Start < other.End {
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return true
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}
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return false
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}
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type Fragmenter interface {
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Fragment([]byte, TermLocations) []*Fragment
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}
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type FragmentFormatter interface {
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Format(f *Fragment, orderedTermLocations TermLocations) string
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}
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type FragmentScorer interface {
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Score(f *Fragment) float64
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}
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type Highlighter interface {
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Fragmenter() Fragmenter
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SetFragmenter(Fragmenter)
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FragmentFormatter() FragmentFormatter
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SetFragmentFormatter(FragmentFormatter)
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Separator() string
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SetSeparator(string)
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BestFragmentInField(*search.DocumentMatch, *document.Document, string) string
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BestFragmentsInField(*search.DocumentMatch, *document.Document, string, int) []string
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}
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