| /* |
| * 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 config |
| |
| import ( |
| "fmt" |
| "io" |
| "os" |
| ) |
| |
| type Deprecation struct { |
| Env string |
| EnvMsg string |
| ConfigValuePath func(cfg Config) (string, bool) |
| ConfigValueMsg string |
| } |
| |
| func PrintDeprecations(deprecations []Deprecation, cfg Config, out io.Writer) { |
| for _, d := range deprecations { |
| if _, ok := os.LookupEnv(d.Env); ok { |
| _, _ = fmt.Fprintf(out, "Deprecated: %v. %v\n", d.Env, d.EnvMsg) |
| } |
| if path, exist := d.ConfigValuePath(cfg); exist { |
| _, _ = fmt.Fprintf(out, "Deprecated: %v. %v\n", path, d.ConfigValueMsg) |
| } |
| } |
| } |