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html.go
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html.go
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// Copyright (c) 2015 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 html
import (
"fmt"
"github.com/blevesearch/bleve/registry"
"github.com/blevesearch/bleve/search/highlight"
htmlFormatter "github.com/blevesearch/bleve/search/highlight/format/html"
simpleFragmenter "github.com/blevesearch/bleve/search/highlight/fragmenter/simple"
simpleHighlighter "github.com/blevesearch/bleve/search/highlight/highlighter/simple"
)
const Name = "html"
func Constructor(config map[string]interface{}, cache *registry.Cache) (highlight.Highlighter, error) {
fragmenter, err := cache.FragmenterNamed(simpleFragmenter.Name)
if err != nil {
return nil, fmt.Errorf("error building fragmenter: %v", err)
}
formatter, err := cache.FragmentFormatterNamed(htmlFormatter.Name)
if err != nil {
return nil, fmt.Errorf("error building fragment formatter: %v", err)
}
return simpleHighlighter.NewHighlighter(
fragmenter,
formatter,
simpleHighlighter.DefaultSeparator),
nil
}
func init() {
registry.RegisterHighlighter(Name, Constructor)
}