| // 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 tools |
| |
| import ( |
| "bytes" |
| "io/fs" |
| "path/filepath" |
| "strings" |
| |
| "github.com/dave/dst" |
| "github.com/dave/dst/decorator" |
| |
| "github.com/apache/skywalking-go/tools/go-agent/instrument/consts" |
| ) |
| |
| func CopyGoFiles(fromFS fs.ReadDirFS, fromDir, targetDir string, |
| debugInfoBuilder func(entry fs.DirEntry, file *dst.File) (*DebugInfo, error), |
| peek func(file *dst.File)) ([]string, error) { |
| results := make([]string, 0) |
| files, err := fromFS.ReadDir(fromDir) |
| if err != nil { |
| return nil, err |
| } |
| for _, f := range files { |
| if !strings.HasSuffix(f.Name(), ".go") { |
| continue |
| } |
| if strings.HasSuffix(f.Name(), "_test.go") || strings.HasSuffix(f.Name(), "_test_base.go") { |
| continue |
| } |
| |
| readFile, err := fs.ReadFile(fromFS, filepath.Join(fromDir, f.Name())) |
| if err != nil { |
| return nil, err |
| } |
| |
| // ignore nocopy files |
| if bytes.Contains(readFile, []byte(consts.DirecitveNoCopy)) { |
| continue |
| } |
| |
| parse, err := decorator.Parse(readFile) |
| if err != nil { |
| return nil, err |
| } |
| debugInfo, err := debugInfoBuilder(f, parse) |
| if err != nil { |
| return nil, err |
| } |
| |
| peek(parse) |
| copiedFilePath := filepath.Join(targetDir, f.Name()) |
| if err := WriteDSTFile(copiedFilePath, parse, debugInfo); err != nil { |
| return nil, err |
| } |
| results = append(results, copiedFilePath) |
| } |
| return results, nil |
| } |