| package util |
| |
| /* |
| * 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. |
| */ |
| |
| import ( |
| "fmt" |
| "regexp" |
| "strings" |
| ) |
| |
| func JoinErrsStr(errs []error) string { |
| joined := JoinErrs(errs) |
| |
| if joined == nil { |
| return "" |
| } |
| |
| return joined.Error() |
| } |
| |
| func ErrsToStrs(errs []error) []string { |
| errorStrs := []string{} |
| for _, errType := range errs { |
| et := errType.Error() |
| errorStrs = append(errorStrs, et) |
| } |
| return errorStrs |
| } |
| |
| func JoinErrs(errs []error) error { |
| return JoinErrsSep(errs, "") |
| } |
| |
| func JoinErrsSep(errs []error, separator string) error { |
| if separator == "" { |
| separator = ", " |
| } |
| |
| joinedErrors := "" |
| |
| for _, err := range errs { |
| if err != nil { |
| joinedErrors += err.Error() + separator |
| } |
| } |
| |
| if len(joinedErrors) == 0 { |
| return nil |
| } |
| |
| joinedErrors = joinedErrors[:len(joinedErrors)-len(separator)] // strip trailing separator |
| |
| return fmt.Errorf("%s", joinedErrors) |
| } |
| |
| func CamelToSnakeCase(s string) string { |
| return strings.ToLower(regexp.MustCompile("([a-z0-9])([A-Z])").ReplaceAllString(s, "${1}_${2}")) |
| } |