Function GetModFile

mod.go:13–23

GetModFile returns an AST of the given directory's go.mod file and returns err if file is not found.

(dir string)

// GetModFile returns an AST of the given directory's go.mod file
// and returns err if file is not found.
func GetModFile(dir string) (*modfile.File, error) {
	bts, err := os.ReadFile(filepath.Join(dir, "go.mod"))
	if err != nil {
		return nil, fmt.Errorf("could not open go.mod file: %w", err)
	}
	f, err := modfile.Parse(filepath.Join(dir, "go.mod"), bts, nil)
	if err != nil {
		return nil, fmt.Errorf("could not parse go.mod file: %w", err)
	}
	return f, nil
}