54 lines
1.7 KiB
Go
54 lines
1.7 KiB
Go
// Licensed to Elasticsearch B.V. under one or more contributor
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// license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright
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// ownership. Elasticsearch B.V. licenses this file to you under
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// the Apache License, Version 2.0 (the "License"); you may
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// 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package common
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import "strings"
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// NetString store the byte length of the data that follows, making it easier
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// to unambiguously pass text and byte data between programs that could be
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// sensitive to values that could be interpreted as delimiters or terminators
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// (such as a null character).
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type NetString []byte
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// MarshalText exists to implement encoding.TextMarshaller interface to
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// treat []byte as raw string by other encoders/serializers (e.g. JSON)
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func (n NetString) MarshalText() ([]byte, error) {
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return n, nil
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}
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// RemoveChars takes a string candidate and a string of chars to remove from the candidate.
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func RemoveChars(s string, chars string) string {
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buf := &strings.Builder{}
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for len(s) > 0 {
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idx := strings.IndexAny(s, chars)
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if idx < 0 {
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if buf.Len() > 0 {
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buf.WriteString(s)
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}
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break
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}
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buf.WriteString(s[:idx])
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s = s[idx+1:]
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}
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if buf.Len() == 0 {
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return s
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}
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return buf.String()
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}
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