template / files / internal / core / file.go
file.go
37160b89 2026-05-01 Pavel Safronov | 1 | package core |
fd0a4446 2023-04-03 Pavel Safronov | 2 | |
| 3 | import ( | |
| 4 | "bufio" | |
| 5 | "fmt" | |
| 6 | "os" | |
| 7 | ||
| 8 | log "github.com/sirupsen/logrus" | |
| 9 | ) | |
| 10 | ||
| 11 | func createFile( | |
| 12 | prePatternData PrePatternData, | |
| 13 | fileTemplate ParameterizedText, | |
| 14 | fullPath string, | |
| 15 | pipeInputScanner *bufio.Scanner) error { | |
| 16 | ||
| 17 | useTemplate := fileTemplate != "" | |
| 18 | useInputPipe := pipeInputScanner != nil | |
| 19 | ||
| 20 | if useInputPipe { | |
| 21 | log.WithFields(log.Fields{"fullPath": fullPath}).Debug("Creating file from input pipe content", fullPath) | |
| 22 | ||
| 23 | file, err := monkey.OSCreate(fullPath) | |
| 24 | if err != nil { | |
| 25 | return fmt.Errorf("error creating file: %v", err) | |
| 26 | } | |
83f12389 2026-01-15 Pavel Safronov | 27 | defer func() { _ = file.Close() }() |
fd0a4446 2023-04-03 Pavel Safronov | 28 | |
| 29 | writer := bufio.NewWriter(file) | |
| 30 | for pipeInputScanner.Scan() { | |
| 31 | line := pipeInputScanner.Text() | |
| 32 | _, err := writer.WriteString(line + "\n") | |
| 33 | if err != nil { | |
| 34 | return fmt.Errorf("error writing file: %v", err) | |
| 35 | } | |
| 36 | } | |
83f12389 2026-01-15 Pavel Safronov | 37 | err = writer.Flush() |
| 38 | if err != nil { | |
| 39 | return fmt.Errorf("error flushing file: %v", err) | |
| 40 | } | |
fd0a4446 2023-04-03 Pavel Safronov | 41 | } else if useTemplate { |
| 42 | postPatternData := createPostPatternData(fullPath, prePatternData) | |
| 43 | log.WithFields(log.Fields{"fullPath": fullPath}).Debug("Creating file from template string\n", fullPath) | |
| 44 | ||
| 45 | templateString, err := parseAndExecTemplate(newTemplate(), fileTemplate, postPatternData) | |
| 46 | if err != nil { | |
| 47 | return fmt.Errorf("error creating templated file: %v", err) | |
| 48 | } | |
| 49 | ||
| 50 | err = monkey.OSWriteFile(fullPath, []byte(templateString), os.ModePerm) | |
| 51 | if err != nil { | |
| 52 | return fmt.Errorf("error writing file: %v", err) | |
| 53 | } | |
| 54 | } else { | |
| 55 | log.WithFields(log.Fields{"fullPath": fullPath}).Debug("Creating empty file", fullPath) | |
| 56 | err := monkey.OSWriteFile(fullPath, []byte{}, os.ModePerm) | |
| 57 | if err != nil { | |
| 58 | return fmt.Errorf("error writing file: %v", err) | |
| 59 | } | |
| 60 | } | |
| 61 | return nil | |
| 62 | } | |
6962cd0b 2023-09-14 Pavel Safronov | 63 | |
| 64 | func readFile( | |
| 65 | filePath string, | |
| 66 | ) (string, error) { | |
| 67 | file, err := os.ReadFile(filePath) | |
| 68 | if err != nil { | |
| 69 | return "", fmt.Errorf("error reading file %s: %w", filePath, err) | |
| 70 | } | |
| 71 | return string(file), nil | |
| 72 | } | |
| 73 |