/
prefix.go
27 lines (24 loc) · 1.1 KB
/
prefix.go
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// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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 fsx contains utilities for working with filesystems.
package fsx
import "strings"
// GetPrefix returns the prefix of the key pattern before the first wildcard, if any.
func GetPrefix(keyPattern string) string {
if index := strings.Index(keyPattern, "*"); index >= 0 {
return keyPattern[:index]
}
return keyPattern
}