fix failing errors

aur_source.go

@@ -40,7 +40,7 @@ func downloadPKGBUILDSource(ctx context.Context,
 	err := cmdBuilder.Show(
 		cmdBuilder.BuildMakepkgCmd(ctx, pkgBuildDir, args...))
 	if err != nil {
-		return ErrDownloadSource{inner: err}
+		return ErrDownloadSource{inner: err, pkgName: pkgBuildDir}
 	}
 
 	return nil

aur_source_test.go

@@ -73,7 +73,7 @@ func Test_downloadPKGBUILDSourceError(t *testing.T) {
 	}
 	err := downloadPKGBUILDSource(context.TODO(), cmdBuilder, filepath.Join("/tmp", "yay-bin"), false)
 	assert.Error(t, err)
-	assert.EqualError(t, err, "error downloading sources: \x1b[36myay-bin\x1b[0m \n\t context: <nil> \n\t \n")
+	assert.EqualError(t, err, "error downloading sources: \x1b[36m/tmp/yay-bin\x1b[0m \n\t context: <nil> \n\t \n")
 }
 
 // GIVEN 5 packages