| // Licensed to 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. Apache Software Foundation (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 util |
| |
| import ( |
| "os/user" |
| "strings" |
| |
| "github.com/apache/skywalking-cli/logger" |
| ) |
| |
| // UserHomeDir returns the current user's home directory absolute path, |
| // which is usually represented as `~` in most shells |
| func UserHomeDir() string { |
| if currentUser, err := user.Current(); err != nil { |
| logger.Log.Warnln("Cannot obtain user home directory") |
| } else { |
| return currentUser.HomeDir |
| } |
| return "" |
| } |
| |
| // ExpandFilePath expands the leading `~` to absolute path |
| func ExpandFilePath(path string) string { |
| if strings.HasPrefix(path, "~") { |
| return strings.Replace(path, "~", UserHomeDir(), 1) |
| } |
| return path |
| } |