Fix fetch (#386)

pkg/qliksense/fetch.go

@@ -2,7 +2,6 @@ package qliksense
 
 import (
 	"bufio"
-	"errors"
 	"fmt"
 	"io/ioutil"
 	"os"
@@ -54,10 +53,7 @@ func (q *Qliksense) FetchK8sWithOpts(opts *FetchCommandOptions) error {
 		cr.SetFetchUrl(opts.GitUrl)
 	}
 	v := getVersion(opts, cr)
-	if v == "" {
-		return errors.New("Cannot find gitref/tag/branch/version to fetch")
-	}
-	if qConfig.IsRepoExistForCurrent(v) {
+	if v != "" && qConfig.IsRepoExistForCurrent(v) {
 		if opts.Overwrite || getVerionsOverwriteConfirmation(v) == "y" {
 			if err := qConfig.DeleteRepoForCurrent(v); err != nil {
 				return err

pkg/qliksense/get_installable_versions.go

@@ -144,7 +144,7 @@ func getLatestTag(repoUrl, accessToken string) (string, error) {
 		v, err := semver.NewVersion(sv)
 		if err != nil {
 			// it may happen, in the repo some tags may not conform to semver
-			fmt.Print("Unconform tags: " + sv)
+			//fmt.Println("the tag is not conform to semver: " + sv)
 			continue
 		}
 		if maxSem == nil || maxSem.LessThan(v) {

pkg/qliksense/get_installable_versions_test.go

@@ -17,9 +17,9 @@ func TestGetLatestTag(t *testing.T) {
 		t.Log(err)
 		t.Log(sv)
 	}
-	baseV, _ := semver.NewVersion("v0.0.7")
+	baseV, _ := semver.NewVersion("v0.0.8")
 	if !sv.GreaterThan(baseV) {
-		t.Log("Expected greater than v0.0.7, but got:  " + s)
+		t.Log("Expected greater than v0.0.8, but got:  " + s)
 		t.Fail()
 	}
 }