Enable unparam linter (#31277)

Enable [unparam](https://github.com/mvdan/unparam) linter.

Often I could not tell the intention why param is unused, so I put
`//nolint` for those cases like webhook request creation functions never
using `ctx`.

---------

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: delvh <dev.lh@web.de>

models/dbfs/dbfile.go

@@ -215,16 +215,15 @@ func fileTimestampToTime(timestamp int64) time.Time {
 	return time.UnixMicro(timestamp)
 }
 
-func (f *file) loadMetaByPath() (*dbfsMeta, error) {
+func (f *file) loadMetaByPath() error {
 	var fileMeta dbfsMeta
 	if ok, err := db.GetEngine(f.ctx).Where("full_path = ?", f.fullPath).Get(&fileMeta); err != nil {
-		return nil, err
+		return err
 	} else if ok {
 		f.metaID = fileMeta.ID
 		f.blockSize = fileMeta.BlockSize
-		return &fileMeta, nil
 	}
-	return nil, nil
+	return nil
 }
 
 func (f *file) open(flag int) (err error) {
@@ -288,10 +287,7 @@ func (f *file) createEmpty() error {
 	if err != nil {
 		return err
 	}
-	if _, err = f.loadMetaByPath(); err != nil {
-		return err
-	}
-	return nil
+	return f.loadMetaByPath()
 }
 
 func (f *file) truncate() error {
@@ -368,8 +364,5 @@ func buildPath(path string) string {
 func newDbFile(ctx context.Context, path string) (*file, error) {
 	path = buildPath(path)
 	f := &file{ctx: ctx, fullPath: path, blockSize: defaultFileBlockSize}
-	if _, err := f.loadMetaByPath(); err != nil {
-		return nil, err
-	}
-	return f, nil
+	return f, f.loadMetaByPath()
 }

models/issues/issue_search.go

@@ -99,9 +99,9 @@ func applySorts(sess *xorm.Session, sortType string, priorityRepoID int64) {
 	}
 }
 
-func applyLimit(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
+func applyLimit(sess *xorm.Session, opts *IssuesOptions) {
 	if opts.Paginator == nil || opts.Paginator.IsListAll() {
-		return sess
+		return
 	}
 
 	start := 0
@@ -109,11 +109,9 @@ func applyLimit(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
 		start = (opts.Paginator.Page - 1) * opts.Paginator.PageSize
 	}
 	sess.Limit(opts.Paginator.PageSize, start)
-
-	return sess
 }
 
-func applyLabelsCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
+func applyLabelsCondition(sess *xorm.Session, opts *IssuesOptions) {
 	if len(opts.LabelIDs) > 0 {
 		if opts.LabelIDs[0] == 0 {
 			sess.Where("issue.id NOT IN (SELECT issue_id FROM issue_label)")
@@ -136,11 +134,9 @@ func applyLabelsCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.Session
 	if len(opts.ExcludedLabelNames) > 0 {
 		sess.And(builder.NotIn("issue.id", BuildLabelNamesIssueIDsCondition(opts.ExcludedLabelNames)))
 	}
-
-	return sess
 }
 
-func applyMilestoneCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
+func applyMilestoneCondition(sess *xorm.Session, opts *IssuesOptions) {
 	if len(opts.MilestoneIDs) == 1 && opts.MilestoneIDs[0] == db.NoConditionID {
 		sess.And("issue.milestone_id = 0")
 	} else if len(opts.MilestoneIDs) > 0 {
@@ -153,11 +149,9 @@ func applyMilestoneCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.Sess
 				From("milestone").
 				Where(builder.In("name", opts.IncludeMilestones)))
 	}
-
-	return sess
 }
 
-func applyProjectCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
+func applyProjectCondition(sess *xorm.Session, opts *IssuesOptions) {
 	if opts.ProjectID > 0 { // specific project
 		sess.Join("INNER", "project_issue", "issue.id = project_issue.issue_id").
 			And("project_issue.project_id=?", opts.ProjectID)
@@ -166,10 +160,9 @@ func applyProjectCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.Sessio
 	}
 	// opts.ProjectID == 0 means all projects,
 	// do not need to apply any condition
-	return sess
 }
 
-func applyProjectColumnCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
+func applyProjectColumnCondition(sess *xorm.Session, opts *IssuesOptions) {
 	// opts.ProjectColumnID == 0 means all project columns,
 	// do not need to apply any condition
 	if opts.ProjectColumnID > 0 {
@@ -177,10 +170,9 @@ func applyProjectColumnCondition(sess *xorm.Session, opts *IssuesOptions) *xorm.
 	} else if opts.ProjectColumnID == db.NoConditionID {
 		sess.In("issue.id", builder.Select("issue_id").From("project_issue").Where(builder.Eq{"project_board_id": 0}))
 	}
-	return sess
 }
 
-func applyRepoConditions(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
+func applyRepoConditions(sess *xorm.Session, opts *IssuesOptions) {
 	if len(opts.RepoIDs) == 1 {
 		opts.RepoCond = builder.Eq{"issue.repo_id": opts.RepoIDs[0]}
 	} else if len(opts.RepoIDs) > 1 {
@@ -195,10 +187,9 @@ func applyRepoConditions(sess *xorm.Session, opts *IssuesOptions) *xorm.Session
 	if opts.RepoCond != nil {
 		sess.And(opts.RepoCond)
 	}
-	return sess
 }
 
-func applyConditions(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
+func applyConditions(sess *xorm.Session, opts *IssuesOptions) {
 	if len(opts.IssueIDs) > 0 {
 		sess.In("issue.id", opts.IssueIDs)
 	}
@@ -261,8 +252,6 @@ func applyConditions(sess *xorm.Session, opts *IssuesOptions) *xorm.Session {
 	if opts.User != nil {
 		sess.And(issuePullAccessibleRepoCond("issue.repo_id", opts.User.ID, opts.Org, opts.Team, opts.IsPull.Value()))
 	}
-
-	return sess
 }
 
 // teamUnitsRepoCond returns query condition for those repo id in the special org team with special units access
@@ -339,22 +328,22 @@ func issuePullAccessibleRepoCond(repoIDstr string, userID int64, org *organizati
 	return cond
 }
 
-func applyAssigneeCondition(sess *xorm.Session, assigneeID int64) *xorm.Session {
-	return sess.Join("INNER", "issue_assignees", "issue.id = issue_assignees.issue_id").
+func applyAssigneeCondition(sess *xorm.Session, assigneeID int64) {
+	sess.Join("INNER", "issue_assignees", "issue.id = issue_assignees.issue_id").
 		And("issue_assignees.assignee_id = ?", assigneeID)
 }
 
-func applyPosterCondition(sess *xorm.Session, posterID int64) *xorm.Session {
-	return sess.And("issue.poster_id=?", posterID)
+func applyPosterCondition(sess *xorm.Session, posterID int64) {
+	sess.And("issue.poster_id=?", posterID)
 }
 
-func applyMentionedCondition(sess *xorm.Session, mentionedID int64) *xorm.Session {
-	return sess.Join("INNER", "issue_user", "issue.id = issue_user.issue_id").
+func applyMentionedCondition(sess *xorm.Session, mentionedID int64) {
+	sess.Join("INNER", "issue_user", "issue.id = issue_user.issue_id").
 		And("issue_user.is_mentioned = ?", true).
 		And("issue_user.uid = ?", mentionedID)
 }
 
-func applyReviewRequestedCondition(sess *xorm.Session, reviewRequestedID int64) *xorm.Session {
+func applyReviewRequestedCondition(sess *xorm.Session, reviewRequestedID int64) {
 	existInTeamQuery := builder.Select("team_user.team_id").
 		From("team_user").
 		Where(builder.Eq{"team_user.uid": reviewRequestedID})
@@ -375,11 +364,11 @@ func applyReviewRequestedCondition(sess *xorm.Session, reviewRequestedID int64)
 			),
 			builder.In("review.id", maxReview),
 		))
-	return sess.Where("issue.poster_id <> ?", reviewRequestedID).
+	sess.Where("issue.poster_id <> ?", reviewRequestedID).
 		And(builder.In("issue.id", subQuery))
 }
 
-func applyReviewedCondition(sess *xorm.Session, reviewedID int64) *xorm.Session {
+func applyReviewedCondition(sess *xorm.Session, reviewedID int64) {
 	// Query for pull requests where you are a reviewer or commenter, excluding
 	// any pull requests already returned by the review requested filter.
 	notPoster := builder.Neq{"issue.poster_id": reviewedID}
@@ -406,11 +395,11 @@ func applyReviewedCondition(sess *xorm.Session, reviewedID int64) *xorm.Session
 			builder.In("type", CommentTypeComment, CommentTypeCode, CommentTypeReview),
 		)),
 	)
-	return sess.And(notPoster, builder.Or(reviewed, commented))
+	sess.And(notPoster, builder.Or(reviewed, commented))
 }
 
-func applySubscribedCondition(sess *xorm.Session, subscriberID int64) *xorm.Session {
-	return sess.And(
+func applySubscribedCondition(sess *xorm.Session, subscriberID int64) {
+	sess.And(
 		builder.
 			NotIn("issue.id",
 				builder.Select("issue_id").

models/issues/pull_list.go

@@ -28,7 +28,7 @@ type PullRequestsOptions struct {
 	MilestoneID int64
 }
 
-func listPullRequestStatement(ctx context.Context, baseRepoID int64, opts *PullRequestsOptions) (*xorm.Session, error) {
+func listPullRequestStatement(ctx context.Context, baseRepoID int64, opts *PullRequestsOptions) *xorm.Session {
 	sess := db.GetEngine(ctx).Where("pull_request.base_repo_id=?", baseRepoID)
 
 	sess.Join("INNER", "issue", "pull_request.issue_id = issue.id")
@@ -46,7 +46,7 @@ func listPullRequestStatement(ctx context.Context, baseRepoID int64, opts *PullR
 		sess.And("issue.milestone_id=?", opts.MilestoneID)
 	}
 
-	return sess, nil
+	return sess
 }
 
 // GetUnmergedPullRequestsByHeadInfo returns all pull requests that are open and has not been merged
@@ -130,23 +130,15 @@ func PullRequests(ctx context.Context, baseRepoID int64, opts *PullRequestsOptio
 		opts.Page = 1
 	}
 
-	countSession, err := listPullRequestStatement(ctx, baseRepoID, opts)
-	if err != nil {
-		log.Error("listPullRequestStatement: %v", err)
-		return nil, 0, err
-	}
+	countSession := listPullRequestStatement(ctx, baseRepoID, opts)
 	maxResults, err := countSession.Count(new(PullRequest))
 	if err != nil {
 		log.Error("Count PRs: %v", err)
 		return nil, maxResults, err
 	}
 
-	findSession, err := listPullRequestStatement(ctx, baseRepoID, opts)
+	findSession := listPullRequestStatement(ctx, baseRepoID, opts)
 	applySorts(findSession, opts.SortType, 0)
-	if err != nil {
-		log.Error("listPullRequestStatement: %v", err)
-		return nil, maxResults, err
-	}
 	findSession = db.SetSessionPagination(findSession, opts)
 	prs := make([]*PullRequest, 0, opts.PageSize)
 	return prs, maxResults, findSession.Find(&prs)