| /* |
| 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 base |
| |
| import ( |
| "os" |
| "path/filepath" |
| ) |
| |
| var GoModDirectory string |
| |
| func FileExists(name string) bool { |
| stat, err := os.Stat(name) |
| if err != nil { |
| if os.IsNotExist(err) { |
| return false |
| } |
| } |
| |
| return !stat.IsDir() |
| } |
| |
| func init() { |
| // Save the original directory the process started in. |
| wd, err := os.Getwd() |
| if err != nil { |
| panic(err) |
| } |
| initialDir, err := filepath.Abs(wd) |
| if err != nil { |
| panic(err) |
| } |
| |
| // Find the module dir.. |
| current := "" |
| for next := initialDir; current != next; next = filepath.Dir(current) { |
| current = next |
| if FileExists(filepath.Join(current, "go.mod")) && FileExists(filepath.Join(current, "go.sum")) { |
| GoModDirectory = current |
| |
| break |
| } |
| } |
| |
| if GoModDirectory == "" { |
| panic("could not find the root module directory") |
| } |
| } |