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fix formatting and add a default value to help

Co-authored-by: Dmytro Zghoba <[email protected]>

Author: radoslawszulgo

cmd/pbm/main.go

@@ -247,6 +247,7 @@ func main() {
 	restoreCmd.Flag("num-insertion-workers-per-collection",
 		"Specifies the number of insertion workers to run concurrently per collection. For large imports, "+
 			"increasing the number of insertion workers may increase the speed of the import.").
+		Default("1").
 		Int32Var(&restore.numInsertionWorkers)
 	restoreCmd.Flag("ns", `Namespaces to restore (e.g. "db1.*,db2.collection2"). If not set, restore all ("*.*")`).
 		StringVar(&restore.ns)

pbm/restore/logical.go

@@ -80,7 +80,8 @@ type oplogRange struct {
 type restoreUsersAndRolesOption bool
 
 // New creates a new restore object
-func New(leadConn connect.Client,
+func New(
+	leadConn connect.Client,
 	nodeConn *mongo.Client,
 	brief topo.NodeBrief,
 	cfg *config.Config,
@@ -1331,7 +1332,8 @@ func (r *Restore) applyOplog(ctx context.Context, ranges []oplogRange, options *
 }
 
 func (r *Restore) snapshot(input io.Reader, cloneNS snapshot.CloneNS, excludeRouterCollections bool) error {
-	rf, err := snapshot.NewRestore(r.brief.URI,
+	rf, err := snapshot.NewRestore(
+	r.brief.URI,
 		r.cfg, cloneNS,
 		r.numParallelColls,
 		r.numInsertionWorkersPerCol,