31 lines
1.2 KiB
Go
31 lines
1.2 KiB
Go
// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package zero_width_non_joiner
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import (
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"regexp"
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"github.com/couchbaselabs/bleve/analysis"
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"github.com/couchbaselabs/bleve/analysis/char_filters/regexp_char_filter"
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"github.com/couchbaselabs/bleve/registry"
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)
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const Name = "zero_width_spaces"
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var zeroWidthNonJoinerRegexp = regexp.MustCompile(`\x{200C}`)
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func CharFilterConstructor(config map[string]interface{}, cache *registry.Cache) (analysis.CharFilter, error) {
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replaceBytes := []byte(" ")
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return regexp_char_filter.NewRegexpCharFilter(zeroWidthNonJoinerRegexp, replaceBytes), nil
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}
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func init() {
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registry.RegisterCharFilter(Name, CharFilterConstructor)
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}
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