Less naked returns (#25713)

just a step towards  #25655

and some related refactoring

models/asymkey/gpg_key_commit_verification.go

@@ -455,9 +455,9 @@ func hashAndVerifyForKeyID(sig *packet.Signature, payload string, committer *use
 
 // CalculateTrustStatus will calculate the TrustStatus for a commit verification within a repository
 // There are several trust models in Gitea
-func CalculateTrustStatus(verification *CommitVerification, repoTrustModel repo_model.TrustModelType, isOwnerMemberCollaborator func(*user_model.User) (bool, error), keyMap *map[string]bool) (err error) {
+func CalculateTrustStatus(verification *CommitVerification, repoTrustModel repo_model.TrustModelType, isOwnerMemberCollaborator func(*user_model.User) (bool, error), keyMap *map[string]bool) error {
 	if !verification.Verified {
-		return
+		return nil
 	}
 
 	// In the Committer trust model a signature is trusted if it matches the committer
@@ -475,7 +475,7 @@ func CalculateTrustStatus(verification *CommitVerification, repoTrustModel repo_
 				verification.SigningUser.Email == verification.CommittingUser.Email) {
 			verification.TrustStatus = "trusted"
 		}
-		return
+		return nil
 	}
 
 	// Now we drop to the more nuanced trust models...
@@ -490,10 +490,11 @@ func CalculateTrustStatus(verification *CommitVerification, repoTrustModel repo_
 			verification.SigningUser.Email != verification.CommittingUser.Email) {
 			verification.TrustStatus = "untrusted"
 		}
-		return
+		return nil
 	}
 
 	// Check we actually have a GPG SigningKey
+	var err error
 	if verification.SigningKey != nil {
 		var isMember bool
 		if keyMap != nil {

models/auth/oauth2.go

@@ -306,9 +306,10 @@ func (code *OAuth2AuthorizationCode) TableName() string {
 }
 
 // GenerateRedirectURI generates a redirect URI for a successful authorization request. State will be used if not empty.
-func (code *OAuth2AuthorizationCode) GenerateRedirectURI(state string) (redirect *url.URL, err error) {
-	if redirect, err = url.Parse(code.RedirectURI); err != nil {
-		return
+func (code *OAuth2AuthorizationCode) GenerateRedirectURI(state string) (*url.URL, error) {
+	redirect, err := url.Parse(code.RedirectURI)
+	if err != nil {
+		return nil, err
 	}
 	q := redirect.Query()
 	if state != "" {

models/migrations/v1_11/v106.go

@@ -16,10 +16,10 @@ type Watch struct {
 	Mode RepoWatchMode `xorm:"SMALLINT NOT NULL DEFAULT 1"`
 }
 
-func AddModeColumnToWatch(x *xorm.Engine) (err error) {
-	if err = x.Sync2(new(Watch)); err != nil {
-		return
-	}
-	_, err = x.Exec("UPDATE `watch` SET `mode` = 1")
+func AddModeColumnToWatch(x *xorm.Engine) error {
+	if err := x.Sync2(new(Watch)); err != nil {
+		return err
+	}
+	_, err := x.Exec("UPDATE `watch` SET `mode` = 1")
 	return err
 }

models/migrations/v1_13/v143.go

@@ -23,25 +23,25 @@ func RecalculateStars(x *xorm.Engine) (err error) {
 
 	for start := 0; ; start += batchSize {
 		users := make([]User, 0, batchSize)
-		if err = sess.Limit(batchSize, start).Where("type = ?", 0).Cols("id").Find(&users); err != nil {
-			return
+		if err := sess.Limit(batchSize, start).Where("type = ?", 0).Cols("id").Find(&users); err != nil {
+			return err
 		}
 		if len(users) == 0 {
 			break
 		}
 
-		if err = sess.Begin(); err != nil {
-			return
+		if err := sess.Begin(); err != nil {
+			return err
 		}
 
 		for _, user := range users {
-			if _, err = sess.Exec("UPDATE `user` SET num_stars=(SELECT COUNT(*) FROM `star` WHERE uid=?) WHERE id=?", user.ID, user.ID); err != nil {
-				return
+			if _, err := sess.Exec("UPDATE `user` SET num_stars=(SELECT COUNT(*) FROM `star` WHERE uid=?) WHERE id=?", user.ID, user.ID); err != nil {
+				return err
 			}
 		}
 
-		if err = sess.Commit(); err != nil {
-			return
+		if err := sess.Commit(); err != nil {
+			return err
 		}
 	}
 

models/migrations/v1_15/v180.go

@@ -44,25 +44,25 @@ func DeleteMigrationCredentials(x *xorm.Engine) (err error) {
 
 	for start := 0; ; start += batchSize {
 		tasks := make([]*Task, 0, batchSize)
-		if err = sess.Limit(batchSize, start).Where(cond, 0).Find(&tasks); err != nil {
-			return
+		if err := sess.Limit(batchSize, start).Where(cond, 0).Find(&tasks); err != nil {
+			return err
 		}
 		if len(tasks) == 0 {
 			break
 		}
-		if err = sess.Begin(); err != nil {
-			return
+		if err := sess.Begin(); err != nil {
+			return err
 		}
 		for _, t := range tasks {
 			if t.PayloadContent, err = removeCredentials(t.PayloadContent); err != nil {
-				return
+				return err
 			}
-			if _, err = sess.ID(t.ID).Cols("payload_content").Update(t); err != nil {
-				return
+			if _, err := sess.ID(t.ID).Cols("payload_content").Update(t); err != nil {
+				return err
 			}
 		}
-		if err = sess.Commit(); err != nil {
-			return
+		if err := sess.Commit(); err != nil {
+			return err
 		}
 	}
 	return err

models/migrations/v1_15/v181.go

@@ -9,7 +9,7 @@ import (
 	"xorm.io/xorm"
 )
 
-func AddPrimaryEmail2EmailAddress(x *xorm.Engine) (err error) {
+func AddPrimaryEmail2EmailAddress(x *xorm.Engine) error {
 	type User struct {
 		ID       int64  `xorm:"pk autoincr"`
 		Email    string `xorm:"NOT NULL"`
@@ -26,12 +26,12 @@ func AddPrimaryEmail2EmailAddress(x *xorm.Engine) (err error) {
 	}
 
 	// Add lower_email and is_primary columns
-	if err = x.Table("email_address").Sync2(new(EmailAddress1)); err != nil {
-		return
+	if err := x.Table("email_address").Sync2(new(EmailAddress1)); err != nil {
+		return err
 	}
 
-	if _, err = x.Exec("UPDATE email_address SET lower_email=LOWER(email), is_primary=?", false); err != nil {
-		return
+	if _, err := x.Exec("UPDATE email_address SET lower_email=LOWER(email), is_primary=?", false); err != nil {
+		return err
 	}
 
 	type EmailAddress struct {
@@ -44,8 +44,8 @@ func AddPrimaryEmail2EmailAddress(x *xorm.Engine) (err error) {
 	}
 
 	// change lower_email as unique
-	if err = x.Sync2(new(EmailAddress)); err != nil {
-		return
+	if err := x.Sync2(new(EmailAddress)); err != nil {
+		return err
 	}
 
 	sess := x.NewSession()
@@ -55,34 +55,33 @@ func AddPrimaryEmail2EmailAddress(x *xorm.Engine) (err error) {
 
 	for start := 0; ; start += batchSize {
 		users := make([]*User, 0, batchSize)
-		if err = sess.Limit(batchSize, start).Find(&users); err != nil {
-			return
+		if err := sess.Limit(batchSize, start).Find(&users); err != nil {
+			return err
 		}
 		if len(users) == 0 {
 			break
 		}
 
 		for _, user := range users {
-			var exist bool
-			exist, err = sess.Where("email=?", user.Email).Table("email_address").Exist()
+			exist, err := sess.Where("email=?", user.Email).Table("email_address").Exist()
 			if err != nil {
-				return
+				return err
 			}
 			if !exist {
-				if _, err = sess.Insert(&EmailAddress{
+				if _, err := sess.Insert(&EmailAddress{
 					UID:         user.ID,
 					Email:       user.Email,
 					LowerEmail:  strings.ToLower(user.Email),
 					IsActivated: user.IsActive,
 					IsPrimary:   true,
 				}); err != nil {
-					return
+					return err
 				}
 			} else {
-				if _, err = sess.Where("email=?", user.Email).Cols("is_primary").Update(&EmailAddress{
+				if _, err := sess.Where("email=?", user.Email).Cols("is_primary").Update(&EmailAddress{
 					IsPrimary: true,
 				}); err != nil {
-					return
+					return err
 				}
 			}
 		}

modules/context/repo.go

@@ -422,10 +422,10 @@ func RepoIDAssignment() func(ctx *Context) {
 }
 
 // RepoAssignment returns a middleware to handle repository assignment
-func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
+func RepoAssignment(ctx *Context) context.CancelFunc {
 	if _, repoAssignmentOnce := ctx.Data["repoAssignmentExecuted"]; repoAssignmentOnce {
 		log.Trace("RepoAssignment was exec already, skipping second call ...")
-		return
+		return nil
 	}
 	ctx.Data["repoAssignmentExecuted"] = true
 
@@ -453,7 +453,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 				// https://github.com/golang/go/issues/19760
 				if ctx.FormString("go-get") == "1" {
 					EarlyResponseForGoGetMeta(ctx)
-					return
+					return nil
 				}
 
 				if redirectUserID, err := user_model.LookupUserRedirect(userName); err == nil {
@@ -466,7 +466,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 			} else {
 				ctx.ServerError("GetUserByName", err)
 			}
-			return
+			return nil
 		}
 	}
 	ctx.Repo.Owner = owner
@@ -490,7 +490,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 			redirectPath += "?" + ctx.Req.URL.RawQuery
 		}
 		ctx.Redirect(path.Join(setting.AppSubURL, redirectPath))
-		return
+		return nil
 	}
 
 	// Get repository.
@@ -503,7 +503,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 			} else if repo_model.IsErrRedirectNotExist(err) {
 				if ctx.FormString("go-get") == "1" {
 					EarlyResponseForGoGetMeta(ctx)
-					return
+					return nil
 				}
 				ctx.NotFound("GetRepositoryByName", nil)
 			} else {
@@ -512,13 +512,13 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 		} else {
 			ctx.ServerError("GetRepositoryByName", err)
 		}
-		return
+		return nil
 	}
 	repo.Owner = owner
 
 	repoAssignment(ctx, repo)
 	if ctx.Written() {
-		return
+		return nil
 	}
 
 	ctx.Repo.RepoLink = repo.Link()
@@ -542,12 +542,12 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	})
 	if err != nil {
 		ctx.ServerError("GetReleaseCountByRepoID", err)
-		return
+		return nil
 	}
 	ctx.Data["NumReleases"], err = repo_model.GetReleaseCountByRepoID(ctx, ctx.Repo.Repository.ID, repo_model.FindReleasesOptions{})
 	if err != nil {
 		ctx.ServerError("GetReleaseCountByRepoID", err)
-		return
+		return nil
 	}
 
 	ctx.Data["Title"] = owner.Name + "/" + repo.Name
@@ -563,14 +563,14 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	canSignedUserFork, err := repo_module.CanUserForkRepo(ctx.Doer, ctx.Repo.Repository)
 	if err != nil {
 		ctx.ServerError("CanUserForkRepo", err)
-		return
+		return nil
 	}
 	ctx.Data["CanSignedUserFork"] = canSignedUserFork
 
 	userAndOrgForks, err := repo_model.GetForksByUserAndOrgs(ctx, ctx.Doer, ctx.Repo.Repository)
 	if err != nil {
 		ctx.ServerError("GetForksByUserAndOrgs", err)
-		return
+		return nil
 	}
 	ctx.Data["UserAndOrgForks"] = userAndOrgForks
 
@@ -604,14 +604,14 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	if repo.IsFork {
 		RetrieveBaseRepo(ctx, repo)
 		if ctx.Written() {
-			return
+			return nil
 		}
 	}
 
 	if repo.IsGenerated() {
 		RetrieveTemplateRepo(ctx, repo)
 		if ctx.Written() {
-			return
+			return nil
 		}
 	}
 
@@ -623,7 +623,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 		if !isHomeOrSettings {
 			ctx.Redirect(ctx.Repo.RepoLink)
 		}
-		return
+		return nil
 	}
 
 	gitRepo, err := git.OpenRepository(ctx, repo_model.RepoPath(userName, repoName))
@@ -636,10 +636,10 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 			if !isHomeOrSettings {
 				ctx.Redirect(ctx.Repo.RepoLink)
 			}
-			return
+			return nil
 		}
 		ctx.ServerError("RepoAssignment Invalid repo "+repo_model.RepoPath(userName, repoName), err)
-		return
+		return nil
 	}
 	if ctx.Repo.GitRepo != nil {
 		ctx.Repo.GitRepo.Close()
@@ -647,7 +647,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	ctx.Repo.GitRepo = gitRepo
 
 	// We opened it, we should close it
-	cancel = func() {
+	cancel := func() {
 		// If it's been set to nil then assume someone else has closed it.
 		if ctx.Repo.GitRepo != nil {
 			ctx.Repo.GitRepo.Close()
@@ -657,13 +657,13 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	// Stop at this point when the repo is empty.
 	if ctx.Repo.Repository.IsEmpty {
 		ctx.Data["BranchName"] = ctx.Repo.Repository.DefaultBranch
-		return
+		return cancel
 	}
 
 	tags, err := repo_model.GetTagNamesByRepoID(ctx, ctx.Repo.Repository.ID)
 	if err != nil {
 		ctx.ServerError("GetTagNamesByRepoID", err)
-		return
+		return cancel
 	}
 	ctx.Data["Tags"] = tags
 
@@ -677,7 +677,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	branchesTotal, err := git_model.CountBranches(ctx, branchOpts)
 	if err != nil {
 		ctx.ServerError("CountBranches", err)
-		return
+		return cancel
 	}
 
 	// non empty repo should have at least 1 branch, so this repository's branches haven't been synced yet
@@ -685,7 +685,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 		branchesTotal, err = repo_module.SyncRepoBranches(ctx, ctx.Repo.Repository.ID, 0)
 		if err != nil {
 			ctx.ServerError("SyncRepoBranches", err)
-			return
+			return cancel
 		}
 	}
 
@@ -694,7 +694,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	brs, err := git_model.FindBranchNames(ctx, branchOpts)
 	if err != nil {
 		ctx.ServerError("GetBranches", err)
-		return
+		return cancel
 	}
 	// always put default branch on the top
 	ctx.Data["Branches"] = append(branchOpts.ExcludeBranchNames, brs...)
@@ -741,12 +741,12 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 		repoTransfer, err := models.GetPendingRepositoryTransfer(ctx, ctx.Repo.Repository)
 		if err != nil {
 			ctx.ServerError("GetPendingRepositoryTransfer", err)
-			return
+			return cancel
 		}
 
 		if err := repoTransfer.LoadAttributes(ctx); err != nil {
 			ctx.ServerError("LoadRecipient", err)
-			return
+			return cancel
 		}
 
 		ctx.Data["RepoTransfer"] = repoTransfer
@@ -894,7 +894,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 			ctx.Repo.IsViewBranch = true
 			ctx.Repo.BranchName = ctx.Repo.Repository.DefaultBranch
 			ctx.Data["TreePath"] = ""
-			return
+			return nil
 		}
 
 		var (
@@ -907,7 +907,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 			ctx.Repo.GitRepo, err = git.OpenRepository(ctx, repoPath)
 			if err != nil {
 				ctx.ServerError("RepoRef Invalid repo "+repoPath, err)
-				return
+				return nil
 			}
 			// We opened it, we should close it
 			cancel = func() {
@@ -944,7 +944,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 				ctx.Repo.Repository.MarkAsBrokenEmpty()
 			} else {
 				ctx.ServerError("GetBranchCommit", err)
-				return
+				return cancel
 			}
 			ctx.Repo.IsViewBranch = true
 		} else {
@@ -956,7 +956,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 				ctx.Flash.Info(ctx.Tr("repo.branch.renamed", refName, renamedBranchName))
 				link := setting.AppSubURL + strings.Replace(ctx.Req.URL.EscapedPath(), util.PathEscapeSegments(refName), util.PathEscapeSegments(renamedBranchName), 1)
 				ctx.Redirect(link)
-				return
+				return cancel
 			}
 
 			if refType.RefTypeIncludesBranches() && ctx.Repo.GitRepo.IsBranchExist(refName) {
@@ -966,7 +966,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 				ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetBranchCommit(refName)
 				if err != nil {
 					ctx.ServerError("GetBranchCommit", err)
-					return
+					return cancel
 				}
 				ctx.Repo.CommitID = ctx.Repo.Commit.ID.String()
 
@@ -978,10 +978,10 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 				if err != nil {
 					if git.IsErrNotExist(err) {
 						ctx.NotFound("GetTagCommit", err)
-						return
+						return cancel
 					}
 					ctx.ServerError("GetTagCommit", err)
-					return
+					return cancel
 				}
 				ctx.Repo.CommitID = ctx.Repo.Commit.ID.String()
 			} else if len(refName) >= 7 && len(refName) <= git.SHAFullLength {
@@ -991,7 +991,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 				ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetCommit(refName)
 				if err != nil {
 					ctx.NotFound("GetCommit", err)
-					return
+					return cancel
 				}
 				// If short commit ID add canonical link header
 				if len(refName) < git.SHAFullLength {
@@ -1000,10 +1000,10 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 				}
 			} else {
 				if len(ignoreNotExistErr) > 0 && ignoreNotExistErr[0] {
-					return
+					return cancel
 				}
 				ctx.NotFound("RepoRef invalid repo", fmt.Errorf("branch or tag not exist: %s", refName))
-				return
+				return cancel
 			}
 
 			if refType == RepoRefLegacy {
@@ -1015,7 +1015,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 					util.PathEscapeSegments(prefix),
 					ctx.Repo.BranchNameSubURL(),
 					util.PathEscapeSegments(ctx.Repo.TreePath)))
-				return
+				return cancel
 			}
 		}
 
@@ -1033,7 +1033,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 		ctx.Repo.CommitsCount, err = ctx.Repo.GetCommitsCount()
 		if err != nil {
 			ctx.ServerError("GetCommitsCount", err)
-			return
+			return cancel
 		}
 		ctx.Data["CommitsCount"] = ctx.Repo.CommitsCount
 		ctx.Repo.GitRepo.LastCommitCache = git.NewLastCommitCache(ctx.Repo.CommitsCount, ctx.Repo.Repository.FullName(), ctx.Repo.GitRepo, cache.GetCache())

modules/doctor/fix16961.go

@@ -6,6 +6,7 @@ package doctor
 import (
 	"bytes"
 	"context"
+	"errors"
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
@@ -40,12 +41,12 @@ func parseBool16961(bs []byte) (bool, error) {
 func fixUnitConfig16961(bs []byte, cfg *repo_model.UnitConfig) (fixed bool, err error) {
 	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
-		return
+		return false, nil
 	}
 
 	// Handle #16961
 	if string(bs) != "&{}" && len(bs) != 0 {
-		return
+		return false, err
 	}
 
 	return true, nil
@@ -54,14 +55,14 @@ func fixUnitConfig16961(bs []byte, cfg *repo_model.UnitConfig) (fixed bool, err
 func fixExternalWikiConfig16961(bs []byte, cfg *repo_model.ExternalWikiConfig) (fixed bool, err error) {
 	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
-		return
+		return false, nil
 	}
 
 	if len(bs) < 3 {
-		return
+		return false, err
 	}
 	if bs[0] != '&' || bs[1] != '{' || bs[len(bs)-1] != '}' {
-		return
+		return false, err
 	}
 	cfg.ExternalWikiURL = string(bs[2 : len(bs)-1])
 	return true, nil
@@ -70,20 +71,20 @@ func fixExternalWikiConfig16961(bs []byte, cfg *repo_model.ExternalWikiConfig) (
 func fixExternalTrackerConfig16961(bs []byte, cfg *repo_model.ExternalTrackerConfig) (fixed bool, err error) {
 	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
-		return
+		return false, nil
 	}
 	// Handle #16961
 	if len(bs) < 3 {
-		return
+		return false, err
 	}
 
 	if bs[0] != '&' || bs[1] != '{' || bs[len(bs)-1] != '}' {
-		return
+		return false, err
 	}
 
 	parts := bytes.Split(bs[2:len(bs)-1], []byte{' '})
 	if len(parts) != 3 {
-		return
+		return false, err
 	}
 
 	cfg.ExternalTrackerURL = string(bytes.Join(parts[:len(parts)-2], []byte{' '}))
@@ -95,16 +96,16 @@ func fixExternalTrackerConfig16961(bs []byte, cfg *repo_model.ExternalTrackerCon
 func fixPullRequestsConfig16961(bs []byte, cfg *repo_model.PullRequestsConfig) (fixed bool, err error) {
 	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
-		return
+		return false, nil
 	}
 
 	// Handle #16961
 	if len(bs) < 3 {
-		return
+		return false, err
 	}
 
 	if bs[0] != '&' || bs[1] != '{' || bs[len(bs)-1] != '}' {
-		return
+		return false, err
 	}
 
 	// PullRequestsConfig was the following in 1.14
@@ -123,37 +124,37 @@ func fixPullRequestsConfig16961(bs []byte, cfg *repo_model.PullRequestsConfig) (
 	// DefaultMergeStyle             MergeStyle
 	parts := bytes.Split(bs[2:len(bs)-1], []byte{' '})
 	if len(parts) < 7 {
-		return
+		return false, err
 	}
 
 	var parseErr error
 	cfg.IgnoreWhitespaceConflicts, parseErr = parseBool16961(parts[0])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.AllowMerge, parseErr = parseBool16961(parts[1])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.AllowRebase, parseErr = parseBool16961(parts[2])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.AllowRebaseMerge, parseErr = parseBool16961(parts[3])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.AllowSquash, parseErr = parseBool16961(parts[4])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.AllowManualMerge, parseErr = parseBool16961(parts[5])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.AutodetectManualMerge, parseErr = parseBool16961(parts[6])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 
 	// 1.14 unit
@@ -162,12 +163,12 @@ func fixPullRequestsConfig16961(bs []byte, cfg *repo_model.PullRequestsConfig) (
 	}
 
 	if len(parts) < 9 {
-		return
+		return false, err
 	}
 
 	cfg.DefaultDeleteBranchAfterMerge, parseErr = parseBool16961(parts[7])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 
 	cfg.DefaultMergeStyle = repo_model.MergeStyle(string(bytes.Join(parts[8:], []byte{' '})))
@@ -177,34 +178,34 @@ func fixPullRequestsConfig16961(bs []byte, cfg *repo_model.PullRequestsConfig) (
 func fixIssuesConfig16961(bs []byte, cfg *repo_model.IssuesConfig) (fixed bool, err error) {
 	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
-		return
+		return false, nil
 	}
 
 	// Handle #16961
 	if len(bs) < 3 {
-		return
+		return false, err
 	}
 
 	if bs[0] != '&' || bs[1] != '{' || bs[len(bs)-1] != '}' {
-		return
+		return false, err
 	}
 
 	parts := bytes.Split(bs[2:len(bs)-1], []byte{' '})
 	if len(parts) != 3 {
-		return
+		return false, err
 	}
 	var parseErr error
 	cfg.EnableTimetracker, parseErr = parseBool16961(parts[0])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.AllowOnlyContributorsToTrackTime, parseErr = parseBool16961(parts[1])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	cfg.EnableDependencies, parseErr = parseBool16961(parts[2])
 	if parseErr != nil {
-		return
+		return false, errors.Join(err, parseErr)
 	}
 	return true, nil
 }

modules/eventsource/event.go

@@ -15,7 +15,7 @@ import (
 
 func wrapNewlines(w io.Writer, prefix, value []byte) (sum int64, err error) {
 	if len(value) == 0 {
-		return
+		return 0, nil
 	}
 	var n int
 	last := 0
@@ -23,24 +23,24 @@ func wrapNewlines(w io.Writer, prefix, value []byte) (sum int64, err error) {
 		n, err = w.Write(prefix)
 		sum += int64(n)
 		if err != nil {
-			return
+			return sum, err
 		}
 		n, err = w.Write(value[last : last+j+1])
 		sum += int64(n)
 		if err != nil {
-			return
+			return sum, err
 		}
 		last += j + 1
 	}
 	n, err = w.Write(prefix)
 	sum += int64(n)
 	if err != nil {
-		return
+		return sum, err
 	}
 	n, err = w.Write(value[last:])
 	sum += int64(n)
 	if err != nil {
-		return
+		return sum, err
 	}
 	n, err = w.Write([]byte("\n"))
 	sum += int64(n)

modules/httpcache/httpcache.go

@@ -70,11 +70,11 @@ func checkIfNoneMatchIsValid(req *http.Request, etag string) bool {
 
 // HandleGenericETagTimeCache handles ETag-based caching with Last-Modified caching for a HTTP request.
 // It returns true if the request was handled.
-func HandleGenericETagTimeCache(req *http.Request, w http.ResponseWriter, etag string, lastModified time.Time) (handled bool) {
+func HandleGenericETagTimeCache(req *http.Request, w http.ResponseWriter, etag string, lastModified *time.Time) (handled bool) {
 	if len(etag) > 0 {
 		w.Header().Set("Etag", etag)
 	}
-	if !lastModified.IsZero() {
+	if lastModified != nil && !lastModified.IsZero() {
 		w.Header().Set("Last-Modified", lastModified.Format(http.TimeFormat))
 	}
 
@@ -84,7 +84,7 @@ func HandleGenericETagTimeCache(req *http.Request, w http.ResponseWriter, etag s
 			return true
 		}
 	}
-	if !lastModified.IsZero() {
+	if lastModified != nil && !lastModified.IsZero() {
 		ifModifiedSince := req.Header.Get("If-Modified-Since")
 		if ifModifiedSince != "" {
 			t, err := time.Parse(http.TimeFormat, ifModifiedSince)

modules/httplib/serve.go

@@ -206,7 +206,7 @@ func ServeContentByReader(r *http.Request, w http.ResponseWriter, filePath strin
 	_, _ = io.CopyN(w, reader, partialLength) // just like http.ServeContent, not necessary to handle the error
 }
 
-func ServeContentByReadSeeker(r *http.Request, w http.ResponseWriter, filePath string, modTime time.Time, reader io.ReadSeeker) {
+func ServeContentByReadSeeker(r *http.Request, w http.ResponseWriter, filePath string, modTime *time.Time, reader io.ReadSeeker) {
 	buf := make([]byte, mimeDetectionBufferLen)
 	n, err := util.ReadAtMost(reader, buf)
 	if err != nil {
@@ -221,5 +221,8 @@ func ServeContentByReadSeeker(r *http.Request, w http.ResponseWriter, filePath s
 		buf = buf[:n]
 	}
 	setServeHeadersByFile(r, w, filePath, buf)
-	http.ServeContent(w, r, path.Base(filePath), modTime, reader)
+	if modTime == nil {
+		modTime = &time.Time{}
+	}
+	http.ServeContent(w, r, path.Base(filePath), *modTime, reader)
 }

modules/httplib/serve_test.go

@@ -11,7 +11,6 @@ import (
 	"os"
 	"strings"
 	"testing"
-	"time"
 
 	"github.com/stretchr/testify/assert"
 )
@@ -78,7 +77,7 @@ func TestServeContentByReadSeeker(t *testing.T) {
 		defer seekReader.Close()
 
 		w := httptest.NewRecorder()
-		ServeContentByReadSeeker(r, w, "test", time.Time{}, seekReader)
+		ServeContentByReadSeeker(r, w, "test", nil, seekReader)
 		assert.Equal(t, expectedStatusCode, w.Code)
 		if expectedStatusCode == http.StatusPartialContent || expectedStatusCode == http.StatusOK {
 			assert.Equal(t, fmt.Sprint(len(expectedContent)), w.Header().Get("Content-Length"))

modules/process/manager.go

@@ -211,7 +211,7 @@ func (pm *Manager) nextPID() (start time.Time, pid IDType) {
 	pid = IDType(strconv.FormatInt(start.Unix(), 16))
 
 	if pm.next == 1 {
-		return
+		return start, pid
 	}
 	pid = IDType(string(pid) + "-" + strconv.FormatInt(pm.next, 10))
 	return start, pid

modules/util/util.go

@@ -256,3 +256,8 @@ func ToFloat64(number any) (float64, error) {
 	}
 	return value, nil
 }
+
+// ToPointer returns the pointer of a copy of any given value
+func ToPointer[T any](val T) *T {
+	return &val
+}

modules/util/util_test.go

@@ -224,3 +224,12 @@ func TestToTitleCase(t *testing.T) {
 	assert.Equal(t, ToTitleCase(`foo bar baz`), `Foo Bar Baz`)
 	assert.Equal(t, ToTitleCase(`FOO BAR BAZ`), `Foo Bar Baz`)
 }
+
+func TestToPointer(t *testing.T) {
+	assert.Equal(t, "abc", *ToPointer("abc"))
+	assert.Equal(t, 123, *ToPointer(123))
+	abc := "abc"
+	assert.False(t, &abc == ToPointer(abc))
+	val123 := 123
+	assert.False(t, &val123 == ToPointer(val123))
+}

routers/api/v1/repo/file.go

@@ -219,7 +219,7 @@ func GetRawFileOrLFS(ctx *context.APIContext) {
 	common.ServeContentByReadSeeker(ctx.Base, ctx.Repo.TreePath, lastModified, lfsDataRc)
 }
 
-func getBlobForEntry(ctx *context.APIContext) (blob *git.Blob, entry *git.TreeEntry, lastModified time.Time) {
+func getBlobForEntry(ctx *context.APIContext) (blob *git.Blob, entry *git.TreeEntry, lastModified *time.Time) {
 	entry, err := ctx.Repo.Commit.GetTreeEntryByPath(ctx.Repo.TreePath)
 	if err != nil {
 		if git.IsErrNotExist(err) {
@@ -227,23 +227,23 @@ func getBlobForEntry(ctx *context.APIContext) (blob *git.Blob, entry *git.TreeEn
 		} else {
 			ctx.Error(http.StatusInternalServerError, "GetTreeEntryByPath", err)
 		}
-		return
+		return nil, nil, nil
 	}
 
 	if entry.IsDir() || entry.IsSubModule() {
 		ctx.NotFound("getBlobForEntry", nil)
-		return
+		return nil, nil, nil
 	}
 
 	info, _, err := git.Entries([]*git.TreeEntry{entry}).GetCommitsInfo(ctx, ctx.Repo.Commit, path.Dir("/" + ctx.Repo.TreePath)[1:])
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetCommitsInfo", err)
-		return
+		return nil, nil, nil
 	}
 
 	if len(info) == 1 {
 		// Not Modified
-		lastModified = info[0].Commit.Committer.When
+		lastModified = &info[0].Commit.Committer.When
 	}
 	blob = entry.Blob()
 

routers/api/v1/repo/issue_label.go

@@ -298,26 +298,26 @@ func ClearIssueLabels(ctx *context.APIContext) {
 	ctx.Status(http.StatusNoContent)
 }
 
-func prepareForReplaceOrAdd(ctx *context.APIContext, form api.IssueLabelsOption) (issue *issues_model.Issue, labels []*issues_model.Label, err error) {
-	issue, err = issues_model.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
+func prepareForReplaceOrAdd(ctx *context.APIContext, form api.IssueLabelsOption) (*issues_model.Issue, []*issues_model.Label, error) {
+	issue, err := issues_model.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
 	if err != nil {
 		if issues_model.IsErrIssueNotExist(err) {
 			ctx.NotFound()
 		} else {
 			ctx.Error(http.StatusInternalServerError, "GetIssueByIndex", err)
 		}
-		return
+		return nil, nil, err
 	}
 
-	labels, err = issues_model.GetLabelsByIDs(form.Labels)
+	labels, err := issues_model.GetLabelsByIDs(form.Labels)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetLabelsByIDs", err)
-		return
+		return nil, nil, err
 	}
 
 	if !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) {
 		ctx.Status(http.StatusForbidden)
-		return
+		return nil, nil, nil
 	}
 
 	return issue, labels, err

routers/common/serve.go

@@ -15,7 +15,7 @@ import (
 )
 
 // ServeBlob download a git.Blob
-func ServeBlob(ctx *context.Base, filePath string, blob *git.Blob, lastModified time.Time) error {
+func ServeBlob(ctx *context.Base, filePath string, blob *git.Blob, lastModified *time.Time) error {
 	if httpcache.HandleGenericETagTimeCache(ctx.Req, ctx.Resp, `"`+blob.ID.String()+`"`, lastModified) {
 		return nil
 	}
@@ -38,6 +38,6 @@ func ServeContentByReader(ctx *context.Base, filePath string, size int64, reader
 	httplib.ServeContentByReader(ctx.Req, ctx.Resp, filePath, size, reader)
 }
 
-func ServeContentByReadSeeker(ctx *context.Base, filePath string, modTime time.Time, reader io.ReadSeeker) {
+func ServeContentByReadSeeker(ctx *context.Base, filePath string, modTime *time.Time, reader io.ReadSeeker) {
 	httplib.ServeContentByReadSeeker(ctx.Req, ctx.Resp, filePath, modTime, reader)
 }

routers/web/auth/auth.go

@@ -497,23 +497,23 @@ func createUserInContext(ctx *context.Context, tpl base.TplName, form any, u *us
 					hasUser, err = user_model.GetUser(user)
 					if !hasUser || err != nil {
 						ctx.ServerError("UserLinkAccount", err)
-						return
+						return false
 					}
 				}
 
 				// TODO: probably we should respect 'remember' user's choice...
 				linkAccount(ctx, user, *gothUser, true)
-				return // user is already created here, all redirects are handled
+				return false // user is already created here, all redirects are handled
 			} else if setting.OAuth2Client.AccountLinking == setting.OAuth2AccountLinkingLogin {
 				showLinkingLogin(ctx, *gothUser)
-				return // user will be created only after linking login
+				return false // user will be created only after linking login
 			}
 		}
 
 		// handle error without template
 		if len(tpl) == 0 {
 			ctx.ServerError("CreateUser", err)
-			return
+			return false
 		}
 
 		// handle error with template
@@ -542,7 +542,7 @@ func createUserInContext(ctx *context.Context, tpl base.TplName, form any, u *us
 		default:
 			ctx.ServerError("CreateUser", err)
 		}
-		return
+		return false
 	}
 	log.Trace("Account created: %s", u.Name)
 	return true
@@ -559,7 +559,7 @@ func handleUserCreated(ctx *context.Context, u *user_model.User, gothUser *goth.
 		u.SetLastLogin()
 		if err := user_model.UpdateUserCols(ctx, u, "is_admin", "is_active", "last_login_unix"); err != nil {
 			ctx.ServerError("UpdateUser", err)
-			return
+			return false
 		}
 	}
 
@@ -577,7 +577,7 @@ func handleUserCreated(ctx *context.Context, u *user_model.User, gothUser *goth.
 		if setting.Service.RegisterManualConfirm {
 			ctx.Data["ManualActivationOnly"] = true
 			ctx.HTML(http.StatusOK, TplActivate)
-			return
+			return false
 		}
 
 		mailer.SendActivateAccountMail(ctx.Locale, u)
@@ -592,7 +592,7 @@ func handleUserCreated(ctx *context.Context, u *user_model.User, gothUser *goth.
 				log.Error("Set cache(MailResendLimit) fail: %v", err)
 			}
 		}
-		return
+		return false
 	}
 
 	return true

routers/web/repo/attachment.go

@@ -15,6 +15,7 @@ import (
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/storage"
 	"code.gitea.io/gitea/modules/upload"
+	"code.gitea.io/gitea/modules/util"
 	"code.gitea.io/gitea/routers/common"
 	"code.gitea.io/gitea/services/attachment"
 	repo_service "code.gitea.io/gitea/services/repository"
@@ -148,7 +149,7 @@ func ServeAttachment(ctx *context.Context, uuid string) {
 	}
 	defer fr.Close()
 
-	common.ServeContentByReadSeeker(ctx.Base, attach.Name, attach.CreatedUnix.AsTime(), fr)
+	common.ServeContentByReadSeeker(ctx.Base, attach.Name, util.ToPointer(attach.CreatedUnix.AsTime()), fr)
 }
 
 // GetAttachment serve attachments

routers/web/repo/download.go

@@ -20,7 +20,7 @@ import (
 )
 
 // ServeBlobOrLFS download a git.Blob redirecting to LFS if necessary
-func ServeBlobOrLFS(ctx *context.Context, blob *git.Blob, lastModified time.Time) error {
+func ServeBlobOrLFS(ctx *context.Context, blob *git.Blob, lastModified *time.Time) error {
 	if httpcache.HandleGenericETagTimeCache(ctx.Req, ctx.Resp, `"`+blob.ID.String()+`"`, lastModified) {
 		return nil
 	}
@@ -82,7 +82,7 @@ func ServeBlobOrLFS(ctx *context.Context, blob *git.Blob, lastModified time.Time
 	return common.ServeBlob(ctx.Base, ctx.Repo.TreePath, blob, lastModified)
 }
 
-func getBlobForEntry(ctx *context.Context) (blob *git.Blob, lastModified time.Time) {
+func getBlobForEntry(ctx *context.Context) (blob *git.Blob, lastModified *time.Time) {
 	entry, err := ctx.Repo.Commit.GetTreeEntryByPath(ctx.Repo.TreePath)
 	if err != nil {
 		if git.IsErrNotExist(err) {
@@ -90,23 +90,23 @@ func getBlobForEntry(ctx *context.Context) (blob *git.Blob, lastModified time.Ti
 		} else {
 			ctx.ServerError("GetTreeEntryByPath", err)
 		}
-		return
+		return nil, nil
 	}
 
 	if entry.IsDir() || entry.IsSubModule() {
 		ctx.NotFound("getBlobForEntry", nil)
-		return
+		return nil, nil
 	}
 
 	info, _, err := git.Entries([]*git.TreeEntry{entry}).GetCommitsInfo(ctx, ctx.Repo.Commit, path.Dir("/" + ctx.Repo.TreePath)[1:])
 	if err != nil {
 		ctx.ServerError("GetCommitsInfo", err)
-		return
+		return nil, nil
 	}
 
 	if len(info) == 1 {
 		// Not Modified
-		lastModified = info[0].Commit.Committer.When
+		lastModified = &info[0].Commit.Committer.When
 	}
 	blob = entry.Blob()
 
@@ -148,7 +148,7 @@ func DownloadByID(ctx *context.Context) {
 		}
 		return
 	}
-	if err = common.ServeBlob(ctx.Base, ctx.Repo.TreePath, blob, time.Time{}); err != nil {
+	if err = common.ServeBlob(ctx.Base, ctx.Repo.TreePath, blob, nil); err != nil {
 		ctx.ServerError("ServeBlob", err)
 	}
 }
@@ -164,7 +164,7 @@ func DownloadByIDOrLFS(ctx *context.Context) {
 		}
 		return
 	}
-	if err = ServeBlobOrLFS(ctx, blob, time.Time{}); err != nil {
+	if err = ServeBlobOrLFS(ctx, blob, nil); err != nil {
 		ctx.ServerError("ServeBlob", err)
 	}
 }

routers/web/repo/http.go

@@ -56,13 +56,13 @@ func CorsHandler() func(next http.Handler) http.Handler {
 }
 
 // httpBase implementation git smart HTTP protocol
-func httpBase(ctx *context.Context) (h *serviceHandler) {
+func httpBase(ctx *context.Context) *serviceHandler {
 	username := ctx.Params(":username")
 	reponame := strings.TrimSuffix(ctx.Params(":reponame"), ".git")
 
 	if ctx.FormString("go-get") == "1" {
 		context.EarlyResponseForGoGetMeta(ctx)
-		return
+		return nil
 	}
 
 	var isPull, receivePack bool
@@ -101,7 +101,7 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 	owner := ctx.ContextUser
 	if !owner.IsOrganization() && !owner.IsActive {
 		ctx.PlainText(http.StatusForbidden, "Repository cannot be accessed. You cannot push or open issues/pull-requests.")
-		return
+		return nil
 	}
 
 	repoExist := true
@@ -110,19 +110,19 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 		if repo_model.IsErrRepoNotExist(err) {
 			if redirectRepoID, err := repo_model.LookupRedirect(owner.ID, reponame); err == nil {
 				context.RedirectToRepo(ctx.Base, redirectRepoID)
-				return
+				return nil
 			}
 			repoExist = false
 		} else {
 			ctx.ServerError("GetRepositoryByName", err)
-			return
+			return nil
 		}
 	}
 
 	// Don't allow pushing if the repo is archived
 	if repoExist && repo.IsArchived && !isPull {
 		ctx.PlainText(http.StatusForbidden, "This repo is archived. You can view files and clone it, but cannot push or open issues/pull-requests.")
-		return
+		return nil
 	}
 
 	// Only public pull don't need auth.
@@ -136,7 +136,7 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 	if isPublicPull {
 		if err := repo.LoadOwner(ctx); err != nil {
 			ctx.ServerError("LoadOwner", err)
-			return
+			return nil
 		}
 
 		askAuth = askAuth || (repo.Owner.Visibility != structs.VisibleTypePublic)
@@ -149,12 +149,12 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 			// TODO: support digit auth - which would be Authorization header with digit
 			ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=\".\"")
 			ctx.Error(http.StatusUnauthorized)
-			return
+			return nil
 		}
 
 		context.CheckRepoScopedToken(ctx, repo, auth_model.GetScopeLevelFromAccessMode(accessMode))
 		if ctx.Written() {
-			return
+			return nil
 		}
 
 		if ctx.IsBasicAuth && ctx.Data["IsApiToken"] != true && ctx.Data["IsActionsToken"] != true {
@@ -162,16 +162,16 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 			if err == nil {
 				// TODO: This response should be changed to "invalid credentials" for security reasons once the expectation behind it (creating an app token to authenticate) is properly documented
 				ctx.PlainText(http.StatusUnauthorized, "Users with two-factor authentication enabled cannot perform HTTP/HTTPS operations via plain username and password. Please create and use a personal access token on the user settings page")
-				return
+				return nil
 			} else if !auth_model.IsErrTwoFactorNotEnrolled(err) {
 				ctx.ServerError("IsErrTwoFactorNotEnrolled", err)
-				return
+				return nil
 			}
 		}
 
 		if !ctx.Doer.IsActive || ctx.Doer.ProhibitLogin {
 			ctx.PlainText(http.StatusForbidden, "Your account is disabled.")
-			return
+			return nil
 		}
 
 		environ = []string{
@@ -193,23 +193,23 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 				task, err := actions_model.GetTaskByID(ctx, taskID)
 				if err != nil {
 					ctx.ServerError("GetTaskByID", err)
-					return
+					return nil
 				}
 				if task.RepoID != repo.ID {
 					ctx.PlainText(http.StatusForbidden, "User permission denied")
-					return
+					return nil
 				}
 
 				if task.IsForkPullRequest {
 					if accessMode > perm.AccessModeRead {
 						ctx.PlainText(http.StatusForbidden, "User permission denied")
-						return
+						return nil
 					}
 					environ = append(environ, fmt.Sprintf("%s=%d", repo_module.EnvActionPerm, perm.AccessModeRead))
 				} else {
 					if accessMode > perm.AccessModeWrite {
 						ctx.PlainText(http.StatusForbidden, "User permission denied")
-						return
+						return nil
 					}
 					environ = append(environ, fmt.Sprintf("%s=%d", repo_module.EnvActionPerm, perm.AccessModeWrite))
 				}
@@ -217,18 +217,18 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 				p, err := access_model.GetUserRepoPermission(ctx, repo, ctx.Doer)
 				if err != nil {
 					ctx.ServerError("GetUserRepoPermission", err)
-					return
+					return nil
 				}
 
 				if !p.CanAccess(accessMode, unitType) {
 					ctx.PlainText(http.StatusNotFound, "Repository not found")
-					return
+					return nil
 				}
 			}
 
 			if !isPull && repo.IsMirror {
 				ctx.PlainText(http.StatusForbidden, "mirror repository is read-only")
-				return
+				return nil
 			}
 		}
 
@@ -246,34 +246,34 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 	if !repoExist {
 		if !receivePack {
 			ctx.PlainText(http.StatusNotFound, "Repository not found")
-			return
+			return nil
 		}
 
 		if isWiki { // you cannot send wiki operation before create the repository
 			ctx.PlainText(http.StatusNotFound, "Repository not found")
-			return
+			return nil
 		}
 
 		if owner.IsOrganization() && !setting.Repository.EnablePushCreateOrg {
 			ctx.PlainText(http.StatusForbidden, "Push to create is not enabled for organizations.")
-			return
+			return nil
 		}
 		if !owner.IsOrganization() && !setting.Repository.EnablePushCreateUser {
 			ctx.PlainText(http.StatusForbidden, "Push to create is not enabled for users.")
-			return
+			return nil
 		}
 
 		// Return dummy payload if GET receive-pack
 		if ctx.Req.Method == http.MethodGet {
 			dummyInfoRefs(ctx)
-			return
+			return nil
 		}
 
 		repo, err = repo_service.PushCreateRepo(ctx, ctx.Doer, owner, reponame)
 		if err != nil {
 			log.Error("pushCreateRepo: %v", err)
 			ctx.Status(http.StatusNotFound)
-			return
+			return nil
 		}
 	}
 
@@ -282,11 +282,11 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 		if _, err := repo.GetUnit(ctx, unit.TypeWiki); err != nil {
 			if repo_model.IsErrUnitTypeNotExist(err) {
 				ctx.PlainText(http.StatusForbidden, "repository wiki is disabled")
-				return
+				return nil
 			}
 			log.Error("Failed to get the wiki unit in %-v Error: %v", repo, err)
 			ctx.ServerError("GetUnit(UnitTypeWiki) for "+repo.FullName(), err)
-			return
+			return nil
 		}
 	}
 

routers/web/repo/issue.go

@@ -1922,9 +1922,12 @@ func ViewIssue(ctx *context.Context) {
 	ctx.HTML(http.StatusOK, tplIssueView)
 }
 
+// checkBlockedByIssues return canRead and notPermitted
 func checkBlockedByIssues(ctx *context.Context, blockers []*issues_model.DependencyInfo) (canRead, notPermitted []*issues_model.DependencyInfo) {
-	var lastRepoID int64
-	var lastPerm access_model.Permission
+	var (
+		lastRepoID int64
+		lastPerm   access_model.Permission
+	)
 	for i, blocker := range blockers {
 		// Get the permissions for this repository
 		perm := lastPerm
@@ -1936,7 +1939,7 @@ func checkBlockedByIssues(ctx *context.Context, blockers []*issues_model.Depende
 				perm, err = access_model.GetUserRepoPermission(ctx, &blocker.Repository, ctx.Doer)
 				if err != nil {
 					ctx.ServerError("GetUserRepoPermission", err)
-					return
+					return nil, nil
 				}
 			}
 			lastRepoID = blocker.Repository.ID

routers/web/repo/wiki.go

@@ -12,7 +12,6 @@ import (
 	"net/url"
 	"path/filepath"
 	"strings"
-	"time"
 
 	git_model "code.gitea.io/gitea/models/git"
 	repo_model "code.gitea.io/gitea/models/repo"
@@ -671,7 +670,7 @@ func WikiRaw(ctx *context.Context) {
 	}
 
 	if entry != nil {
-		if err = common.ServeBlob(ctx.Base, ctx.Repo.TreePath, entry.Blob(), time.Time{}); err != nil {
+		if err = common.ServeBlob(ctx.Base, ctx.Repo.TreePath, entry.Blob(), nil); err != nil {
 			ctx.ServerError("ServeBlob", err)
 		}
 		return

routers/web/web.go

@@ -1256,20 +1256,20 @@ func registerRoutes(m *web.Route) {
 
 		m.Group("/blob_excerpt", func() {
 			m.Get("/{sha}", repo.SetEditorconfigIfExists, repo.SetDiffViewStyle, repo.ExcerptBlob)
-		}, func(ctx *context.Context) (cancel gocontext.CancelFunc) {
+		}, func(ctx *context.Context) gocontext.CancelFunc {
 			if ctx.FormBool("wiki") {
 				ctx.Data["PageIsWiki"] = true
 				repo.MustEnableWiki(ctx)
-				return
+				return nil
 			}
 
 			reqRepoCodeReader(ctx)
 			if ctx.Written() {
-				return
+				return nil
 			}
-			cancel = context.RepoRef()(ctx)
+			cancel := context.RepoRef()(ctx)
 			if ctx.Written() {
-				return
+				return cancel
 			}
 
 			repo.MustBeNotEmpty(ctx)

services/forms/user_form_hidden_comments.go

@@ -90,7 +90,7 @@ func IsUserHiddenCommentTypeGroupChecked(group string, hiddenCommentTypes *big.I
 	commentTypes, ok := hiddenCommentTypeGroups[group]
 	if !ok {
 		log.Critical("the group map for hidden comment types is out of sync, unknown group: %v", group)
-		return
+		return false
 	}
 	if hiddenCommentTypes == nil {
 		return false

services/gitdiff/gitdiff.go

@@ -779,7 +779,7 @@ func skipToNextDiffHead(input *bufio.Reader) (line string, err error) {
 	for {
 		lineBytes, isFragment, err = input.ReadLine()
 		if err != nil {
-			return
+			return "", err
 		}
 		if wasFragment {
 			wasFragment = isFragment
@@ -795,7 +795,7 @@ func skipToNextDiffHead(input *bufio.Reader) (line string, err error) {
 		var tail string
 		tail, err = input.ReadString('\n')
 		if err != nil {
-			return
+			return "", err
 		}
 		line += tail
 	}
@@ -821,22 +821,21 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
 			_, isFragment, err = input.ReadLine()
 			if err != nil {
 				// Now by the definition of ReadLine this cannot be io.EOF
-				err = fmt.Errorf("unable to ReadLine: %w", err)
-				return
+				return nil, false, fmt.Errorf("unable to ReadLine: %w", err)
 			}
 		}
 		sb.Reset()
 		lineBytes, isFragment, err = input.ReadLine()
 		if err != nil {
 			if err == io.EOF {
-				return
+				return lineBytes, isFragment, err
 			}
 			err = fmt.Errorf("unable to ReadLine: %w", err)
-			return
+			return nil, false, err
 		}
 		if lineBytes[0] == 'd' {
 			// End of hunks
-			return
+			return lineBytes, isFragment, err
 		}
 
 		switch lineBytes[0] {
@@ -853,8 +852,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
 				lineBytes, isFragment, err = input.ReadLine()
 				if err != nil {
 					// Now by the definition of ReadLine this cannot be io.EOF
-					err = fmt.Errorf("unable to ReadLine: %w", err)
-					return
+					return nil, false, fmt.Errorf("unable to ReadLine: %w", err)
 				}
 				_, _ = sb.Write(lineBytes)
 			}
@@ -884,8 +882,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
 			}
 			// This is used only to indicate that the current file does not have a terminal newline
 			if !bytes.Equal(lineBytes, []byte("\\ No newline at end of file")) {
-				err = fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
-				return
+				return nil, false, fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
 			}
 			// Technically this should be the end the file!
 			// FIXME: we should be putting a marker at the end of the file if there is no terminal new line
@@ -953,8 +950,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
 			curSection.Lines = append(curSection.Lines, diffLine)
 		default:
 			// This is unexpected
-			err = fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
-			return
+			return nil, false, fmt.Errorf("unexpected line in hunk: %s", string(lineBytes))
 		}
 
 		line := string(lineBytes)
@@ -965,8 +961,7 @@ func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio
 				lineBytes, isFragment, err = input.ReadLine()
 				if err != nil {
 					// Now by the definition of ReadLine this cannot be io.EOF
-					err = fmt.Errorf("unable to ReadLine: %w", err)
-					return
+					return lineBytes, isFragment, fmt.Errorf("unable to ReadLine: %w", err)
 				}
 			}
 		}

services/issue/assignee.go

@@ -46,13 +46,12 @@ func DeleteNotPassedAssignee(ctx context.Context, issue *issues_model.Issue, doe
 func ToggleAssignee(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, assigneeID int64) (removed bool, comment *issues_model.Comment, err error) {
 	removed, comment, err = issues_model.ToggleIssueAssignee(ctx, issue, doer, assigneeID)
 	if err != nil {
-		return
+		return false, nil, err
 	}
 
-	assignee, err1 := user_model.GetUserByID(ctx, assigneeID)
-	if err1 != nil {
-		err = err1
-		return
+	assignee, err := user_model.GetUserByID(ctx, assigneeID)
+	if err != nil {
+		return false, nil, err
 	}
 
 	notification.NotifyIssueChangeAssignee(ctx, doer, issue, assignee, removed, comment)
@@ -236,23 +235,23 @@ func TeamReviewRequest(ctx context.Context, issue *issues_model.Issue, doer *use
 	}
 
 	if err != nil {
-		return
+		return nil, err
 	}
 
 	if comment == nil || !isAdd {
-		return
+		return nil, nil
 	}
 
 	// notify all user in this team
-	if err = comment.LoadIssue(ctx); err != nil {
-		return
+	if err := comment.LoadIssue(ctx); err != nil {
+		return nil, err
 	}
 
 	members, err := organization.GetTeamMembers(ctx, &organization.SearchMembersOptions{
 		TeamID: reviewer.ID,
 	})
 	if err != nil {
-		return
+		return nil, err
 	}
 
 	for _, member := range members {

services/issue/issue.go

@@ -49,17 +49,17 @@ func NewIssue(ctx context.Context, repo *repo_model.Repository, issue *issues_mo
 }
 
 // ChangeTitle changes the title of this issue, as the given user.
-func ChangeTitle(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, title string) (err error) {
+func ChangeTitle(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, title string) error {
 	oldTitle := issue.Title
 	issue.Title = title
 
-	if err = issues_model.ChangeIssueTitle(ctx, issue, doer, oldTitle); err != nil {
-		return
+	if err := issues_model.ChangeIssueTitle(ctx, issue, doer, oldTitle); err != nil {
+		return err
 	}
 
 	if issue.IsPull && issues_model.HasWorkInProgressPrefix(oldTitle) && !issues_model.HasWorkInProgressPrefix(title) {
-		if err = issues_model.PullRequestCodeOwnersReview(ctx, issue, issue.PullRequest); err != nil {
-			return
+		if err := issues_model.PullRequestCodeOwnersReview(ctx, issue, issue.PullRequest); err != nil {
+			return err
 		}
 	}
 

services/issue/label.go

@@ -12,9 +12,9 @@ import (
 )
 
 // ClearLabels clears all of an issue's labels
-func ClearLabels(issue *issues_model.Issue, doer *user_model.User) (err error) {
-	if err = issues_model.ClearIssueLabels(issue, doer); err != nil {
-		return
+func ClearLabels(issue *issues_model.Issue, doer *user_model.User) error {
+	if err := issues_model.ClearIssueLabels(issue, doer); err != nil {
+		return err
 	}
 
 	notification.NotifyIssueClearLabels(db.DefaultContext, doer, issue)

services/pull/review.go

@@ -320,7 +320,7 @@ func SubmitReview(ctx context.Context, doer *user_model.User, gitRepo *git.Repos
 func DismissReview(ctx context.Context, reviewID, repoID int64, message string, doer *user_model.User, isDismiss, dismissPriors bool) (comment *issues_model.Comment, err error) {
 	review, err := issues_model.GetReviewByID(ctx, reviewID)
 	if err != nil {
-		return
+		return nil, err
 	}
 
 	if review.Type != issues_model.ReviewTypeApprove && review.Type != issues_model.ReviewTypeReject {
@@ -328,7 +328,7 @@ func DismissReview(ctx context.Context, reviewID, repoID int64, message string,
 	}
 
 	// load data for notify
-	if err = review.LoadAttributes(ctx); err != nil {
+	if err := review.LoadAttributes(ctx); err != nil {
 		return nil, err
 	}
 
@@ -337,8 +337,8 @@ func DismissReview(ctx context.Context, reviewID, repoID int64, message string,
 		return nil, fmt.Errorf("reviews's repository is not the same as the one we expect")
 	}
 
-	if err = issues_model.DismissReview(review, isDismiss); err != nil {
-		return
+	if err := issues_model.DismissReview(review, isDismiss); err != nil {
+		return nil, err
 	}
 
 	if dismissPriors {
@@ -361,11 +361,11 @@ func DismissReview(ctx context.Context, reviewID, repoID int64, message string,
 		return nil, nil
 	}
 
-	if err = review.Issue.LoadPullRequest(ctx); err != nil {
-		return
+	if err := review.Issue.LoadPullRequest(ctx); err != nil {
+		return nil, err
 	}
-	if err = review.Issue.LoadAttributes(ctx); err != nil {
-		return
+	if err := review.Issue.LoadAttributes(ctx); err != nil {
+		return nil, err
 	}
 
 	comment, err = issue_service.CreateComment(ctx, &issues_model.CreateCommentOptions{
@@ -377,7 +377,7 @@ func DismissReview(ctx context.Context, reviewID, repoID int64, message string,
 		Repo:     review.Issue.Repo,
 	})
 	if err != nil {
-		return
+		return nil, err
 	}
 
 	comment.Review = review
@@ -386,5 +386,5 @@ func DismissReview(ctx context.Context, reviewID, repoID int64, message string,
 
 	notification.NotifyPullReviewDismiss(ctx, doer, review, comment)
 
-	return comment, err
+	return comment, nil
 }

services/release/release.go

@@ -187,7 +187,7 @@ func CreateNewTag(ctx context.Context, doer *user_model.User, repo *repo_model.R
 // editAttachments accept a map of attachment uuid to new attachment name which will be updated with attachments.
 func UpdateRelease(doer *user_model.User, gitRepo *git.Repository, rel *repo_model.Release,
 	addAttachmentUUIDs, delAttachmentUUIDs []string, editAttachments map[string]string,
-) (err error) {
+) error {
 	if rel.ID == 0 {
 		return errors.New("UpdateRelease only accepts an exist release")
 	}
@@ -264,8 +264,8 @@ func UpdateRelease(doer *user_model.User, gitRepo *git.Repository, rel *repo_mod
 		}
 	}
 
-	if err = committer.Commit(); err != nil {
-		return
+	if err := committer.Commit(); err != nil {
+		return err
 	}
 
 	for _, uuid := range delAttachmentUUIDs {
@@ -280,14 +280,14 @@ func UpdateRelease(doer *user_model.User, gitRepo *git.Repository, rel *repo_mod
 
 	if !isCreated {
 		notification.NotifyUpdateRelease(gitRepo.Ctx, doer, rel)
-		return
+		return nil
 	}
 
 	if !rel.IsDraft {
 		notification.NotifyNewRelease(gitRepo.Ctx, rel)
 	}
 
-	return err
+	return nil
 }
 
 // DeleteReleaseByID deletes a release and corresponding Git tag by given ID.