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file.go
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file.go
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package helper
import (
"fmt"
"os"
"strings"
)
// IsDirExists checks if a directory exists and is valid.
func IsDirExists(path string) (bool, error) {
info, err := os.Stat(path)
if os.IsNotExist(err) {
return false, nil
}
if err != nil {
return false, err
}
return info.IsDir(), nil
}
// IsDir checks if the given input is a directory.
// It returns true if the input is a directory, false otherwise.
func IsDir(path string) bool {
info, err := os.Stat(path)
if err != nil {
return false
}
return info.IsDir()
}
// IsFileExists checks if a file exists and is valid.
func IsFileExists(path string) (bool, error) {
info, err := os.Stat(path)
if os.IsNotExist(err) {
return false, nil
}
if err != nil {
return false, err
}
return !info.IsDir(), nil
}
func SaveToFile(data interface{}, path, format string) error {
path = AddFileExtension(path, format)
switch format {
case "json", "cdx-json", "spdx-json":
jsonData, err := ToJSON(data)
if err != nil {
return err
}
err = os.WriteFile(path, jsonData, 0644)
if err != nil {
return err
}
case "yaml":
yamlData, err := ToYAML(data)
if err != nil {
return err
}
err = os.WriteFile(path, yamlData, 0644)
if err != nil {
return err
}
case "xml", "spdx-xml":
xmlData, err := ToXML(data)
if err != nil {
return err
}
err = os.WriteFile(path, xmlData, 0644)
if err != nil {
return err
}
default:
return fmt.Errorf("invalid format: %s", format)
}
fmt.Printf("File saved to %s", path)
return nil
}
func AddFileExtension(filename, outputType string) string {
lastDotIndex := strings.LastIndex(filename, ".")
if lastDotIndex != -1 {
filename = filename[:lastDotIndex]
}
switch outputType {
case "json", "cdx-json", "spdx-json":
return filename + ".json"
case "xml", "cdx-xml":
return filename + ".xml"
default:
return filename + ".txt"
}
}
func WriteFile(data []byte, path string) error {
err := os.WriteFile(path, data, 0644)
if err != nil {
return err
}
return nil
}