move util functions into utils package

main.go

@@ -7,6 +7,8 @@ import (
 	"os"
 	"time"
 
+	"code.obermui.de/6543/GitLab_MergeDevel2Default/utils"
+
 	"github.com/AlecAivazis/survey/v2"
 	"github.com/gobwas/glob"
 	"github.com/xanzy/go-gitlab"
@@ -92,23 +94,23 @@ func main() {
 	// Compile glob regex
 	excludeRule, err := glob.Compile(values.repoExclude)
 	if err != nil {
-		error(2, "not able to compile regex '%s'", values.repoExclude)
+		utils.Error(2, "not able to compile regex '%s'", values.repoExclude)
 	}
 	baseBranchRule, err := glob.Compile(values.pullBaseBranch)
 	if err != nil {
-		error(3, "not able to compile regex '%s'", values.pullBaseBranch)
+		utils.Error(3, "not able to compile regex '%s'", values.pullBaseBranch)
 	}
 
 	//  connect to gitlab
 	client, err := gitlab.NewClient(values.token, gitlab.WithBaseURL(values.baseURL))
 	if err != nil {
-		error(4, "Could not create Client: %v\n", err)
+		utils.Error(4, "Could not create Client: %v\n", err)
 	}
 
 	// discover GroupID by name
 	org, _, err := client.Groups.GetGroup(values.orgName)
 	if err != nil {
-		error(5, "Error cant get information for Organisation \"%s\": %v", values.orgName, err)
+		utils.Error(5, "Error cant get information for Organisation \"%s\": %v", values.orgName, err)
 	}
 	fmt.Printf("Found \"%s\"\n", org.WebURL)
 
@@ -119,11 +121,11 @@ func main() {
 		fmt.Printf("%d", page)
 		repos, _, err := client.Groups.ListGroupProjects(org.ID, &gitlab.ListGroupProjectsOptions{
 			ListOptions:      gitlab.ListOptions{PerPage: 10, Page: page},
-			Archived:         optBool(false),
+			Archived:         utils.OptBool(false),
-			IncludeSubgroups: optBool(false),
+			IncludeSubgroups: utils.OptBool(false),
 		})
 		if err != nil {
-			error(5, "Could not obtain repo list: %v\n", err)
+			utils.Error(5, "Could not obtain repo list: %v\n", err)
 		}
 
 		repoList = append(repoList, repos...)
@@ -164,7 +166,7 @@ func threatRepo(baseBranchRule glob.Glob, client *gitlab.Client, repo *gitlab.Pr
 			},
 		})
 		if err != nil {
-			error(10, "Could not obtain branch list from '%s': %v\n", repo.Name, err)
+			utils.Error(10, "Could not obtain branch list from '%s': %v\n", repo.Name, err)
 		}
 
 		branchList = append(branchList, bL...)
@@ -191,7 +193,7 @@ func threatRepo(baseBranchRule glob.Glob, client *gitlab.Client, repo *gitlab.Pr
 				To:   &baseBranch.Name,
 			})
 			if err != nil {
-				error(10, "Could not compare '%s'...'%s' at '%s': %v\n", repo.DefaultBranch, baseBranch.Name, repo.Name, err)
+				utils.Error(10, "Could not compare '%s'...'%s' at '%s': %v\n", repo.DefaultBranch, baseBranch.Name, repo.Name, err)
 			}
 
 			if len(diff.Commits) == 0 {
@@ -203,21 +205,21 @@ func threatRepo(baseBranchRule glob.Glob, client *gitlab.Client, repo *gitlab.Pr
 			pullList, _, err := client.MergeRequests.ListProjectMergeRequests(repo.ID, &gitlab.ListProjectMergeRequestsOptions{
 				SourceBranch: &baseBranch.Name,
 				TargetBranch: &repo.DefaultBranch,
-				State:        optString("opened"),
+				State:        utils.OptString("opened"),
 			})
 			if err != nil {
-				error(11, "Could not obtain merge request list from '%s': %v\n", repo.Name, err)
+				utils.Error(11, "Could not obtain merge request list from '%s': %v\n", repo.Name, err)
 			}
 
 			// if not create one
 			if len(pullList) == 0 {
 				fmt.Printf("  no existing pull for %s, creating one ...\n", baseBranch.Name)
 				pull, _, err := client.MergeRequests.CreateMergeRequest(repo.ID, &gitlab.CreateMergeRequestOptions{
-					Title:              optString(fmt.Sprintf("%s <- %s", repo.DefaultBranch, baseBranch.Name)),
+					Title:              utils.OptString(fmt.Sprintf("%s <- %s", repo.DefaultBranch, baseBranch.Name)),
-					Description:        optString("Auto created by https://code.obermui.de/6543/GitLab_MergeDevel2Default"),
+					Description:        utils.OptString("Auto created by https://code.obermui.de/6543/GitLab_MergeDevel2Default"),
 					SourceBranch:       &baseBranch.Name,
 					TargetBranch:       &repo.DefaultBranch,
-					AllowCollaboration: optBool(true),
+					AllowCollaboration: utils.OptBool(true),
 				})
 				if err != nil {
 					fmt.Printf("  could not create merge request '%s <- %s', skiping '%s'\n", repo.DefaultBranch, baseBranch.Name, repo.Name)
@@ -264,18 +266,3 @@ func mergePulls(c *gitlab.Client, pulls []*pullCache) {
 		}
 	}
 }
-
-// optBool return ref of bool - dont ask it is go
-func optBool(val bool) *bool {
-	return &val
-}
-
-// optString return ref of string - dont ask it is go
-func optString(val string) *string {
-	return &val
-}
-
-func error(id int, format string, a ...interface{}) {
-	fmt.Printf(format, a...)
-	os.Exit(id)
-}

merge/merge.go

@@ -0,0 +1,2 @@
+package merge
+

utils/utils.go

@@ -0,0 +1,22 @@
+package utils
+
+import (
+	"fmt"
+	"os"
+)
+
+// OptBool return ref of bool - dont ask it is go
+func OptBool(val bool) *bool {
+	return &val
+}
+
+// OptString return ref of string - dont ask it is go
+func OptString(val string) *string {
+	return &val
+}
+
+// Error format the error and exec the program with given status
+func Error(status int, format string, a ...interface{}) {
+	fmt.Printf(format, a...)
+	os.Exit(status)
+}