harbor/src/lib/truncate.go

26 lines
930 B
Go

// Copyright Project Harbor Authors
//
// 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 lib
// Truncate tries to append the "suffix" to the "str". If the length of the appended string exceeds "n",
// the function truncates the "str" to make sure the "suffix" is appended
func Truncate(str, suffix string, n int) string {
s := str + suffix
if len(s) <= n {
return s
}
return s[:len(str)-(len(s)-n)] + suffix
}