@@ -22,6 +22,30 @@ Repo     string
 	Revision string `toml:"-"`
 }
 
+func (r *Repository) GetFileURL(path string, line ...string) (string, errors.E) {
+	switch r.Type {
+	case GitHub:
+		ref := r.Revision
+		if ref == "" {
+			ref = "master"
+		}
+		u, err := url.JoinPath("https://github.com/", r.Owner, r.Repo, "blob", ref, path)
+		if err != nil {
+			return "", errors.Wrap(err, "failed to join path")
+		}
+		if len(line) > 0 {
+			u += fmt.Sprintf("#L%s", line[0])
+		}
+
+		return u, nil
+	default:
+		return "", errors.Errorf(
+			"don't know how to generate a repository URL for %s",
+			r.Type.String(),
+		)
+	}
+}
+
 func (r *Repository) String() string {
 	switch r.Type {
 	case GitHub:

@@ -309,7 +309,7 @@ if defURL.IsAbs() {
 					definition = i.pkg.Meta.Position
 				} else {
 					subpath, line, _ := strings.Cut(i.pkg.Meta.Position, ":")
-					definition, err = makeRepoURL(i.source.Repo, subpath, line)
+					definition, err = i.source.Repo.GetFileURL(subpath, line)
 					if err != nil {
 						errs <- errors.WithMessagef(err, "failed to make repo URL for package %s", i.pkg.Name)
 					}

@@ -3,7 +3,6 @@
 import (
 	"fmt"
 	"io"
-	"net/url"
 	"strings"
 
 	"go.alanpearce.eu/searchix/internal/config"
@@ -34,29 +33,8 @@
 	return "very strange"
 }
 
-func makeRepoURL(repo config.Repository, subPath string, line string) (string, errors.E) {
-	switch repo.Type {
-	case config.GitHub:
-		ref := repo.Revision
-		if ref == "" {
-			ref = "master"
-		}
-		url, _ := url.JoinPath("https://github.com/", repo.Owner, repo.Repo, "blob", ref, subPath)
-		if line != "" {
-			url = url + "#L" + line
-		}
-
-		return url, nil
-	default:
-		return "", errors.Errorf(
-			"don't know how to generate a repository URL for %s",
-			repo.Type.String(),
-		)
-	}
-}
-
 func MakeChannelLink(repo config.Repository, subPath string) (*nix.Link, errors.E) {
-	url, err := makeRepoURL(repo, subPath, "")
+	url, err := repo.GetFileURL(subPath)
 	if err != nil {
 		return nil, err
 	}