chore(resolver): export structs instead of interfaces

internal/provider/ipvanish/updater/resolve.go

@@ -6,7 +6,7 @@ import (
 	"github.com/qdm12/gluetun/internal/updater/resolver"
 )
 
-func newParallelResolver() (parallelResolver resolver.Parallel) {
+func newParallelResolver() (parallelResolver *resolver.Parallel) {
 	const (
 		maxFailRatio    = 0.1
 		maxDuration     = 20 * time.Second

internal/provider/ipvanish/updater/servers_test.go

@@ -9,7 +9,7 @@ import (
 	"github.com/golang/mock/gomock"
 	"github.com/qdm12/gluetun/internal/constants/vpn"
 	"github.com/qdm12/gluetun/internal/models"
-	"github.com/qdm12/gluetun/internal/updater/resolver/mock_resolver"
+	"github.com/qdm12/gluetun/internal/provider/common"
 	"github.com/qdm12/gluetun/internal/updater/unzip/mock_unzip"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
@@ -168,7 +168,7 @@ func Test_Updater_GetServers(t *testing.T) {
 			unzipper.EXPECT().FetchAndExtract(ctx, zipURL).
 				Return(testCase.unzipContents, testCase.unzipErr)
 
-			presolver := mock_resolver.NewMockParallel(ctrl)
+			presolver := common.NewMockParallelResolver(ctrl)
 			if testCase.expectResolve {
 				presolver.EXPECT().Resolve(ctx, testCase.hostsToResolve, testCase.minServers).
 					Return(testCase.hostToIPs, testCase.resolveWarnings, testCase.resolveErr)

internal/provider/ipvanish/updater/updater.go

@@ -1,14 +1,14 @@
 package ipvanish
 
 import (
-	"github.com/qdm12/gluetun/internal/updater/resolver"
+	"github.com/qdm12/gluetun/internal/provider/common"
 	"github.com/qdm12/gluetun/internal/updater/unzip"
 )
 
 type Updater struct {
 	unzipper  unzip.Unzipper
 	warner    Warner
-	presolver resolver.Parallel
+	presolver common.ParallelResolver
 }
 
 type Warner interface {