31 lines
1.0 KiB
Go
31 lines
1.0 KiB
Go
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// 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 regexp_char_filter
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import (
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"bytes"
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"regexp"
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)
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type RegexpCharFilter struct {
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r *regexp.Regexp
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replacement []byte
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}
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func NewRegexpCharFilter(r *regexp.Regexp, replacement []byte) *RegexpCharFilter {
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return &RegexpCharFilter{
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r: r,
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replacement: replacement,
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}
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}
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func (s *RegexpCharFilter) Filter(input []byte) []byte {
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return s.r.ReplaceAllFunc(input, func(in []byte) []byte { return bytes.Repeat(s.replacement, len(in)) })
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}
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