41 lines
833 B
Go
41 lines
833 B
Go
package module
|
|
|
|
import (
|
|
"fmt"
|
|
"path/filepath"
|
|
"runtime"
|
|
)
|
|
|
|
// FileDetector implements Detector to detect file paths.
|
|
type FileDetector struct{}
|
|
|
|
func (d *FileDetector) Detect(src, pwd string) (string, bool, error) {
|
|
if len(src) == 0 {
|
|
return "", false, nil
|
|
}
|
|
|
|
if !filepath.IsAbs(src) {
|
|
if pwd == "" {
|
|
return "", true, fmt.Errorf(
|
|
"relative paths require a module with a pwd")
|
|
}
|
|
|
|
src = filepath.Join(pwd, src)
|
|
}
|
|
return fmtFileURL(src), true, nil
|
|
}
|
|
|
|
func fmtFileURL(path string) string {
|
|
if runtime.GOOS == "windows" {
|
|
// Make sure we're using "/" on Windows. URLs are "/"-based.
|
|
path = filepath.ToSlash(path)
|
|
return fmt.Sprintf("file://%s", path)
|
|
}
|
|
|
|
// Make sure that we don't start with "/" since we add that below.
|
|
if path[0] == '/' {
|
|
path = path[1:]
|
|
}
|
|
return fmt.Sprintf("file:///%s", path)
|
|
}
|