private void RunMigrations()

in Source/NuGetGallery.Operations/Tasks/RunMigrationsTask.cs [81:113]

• 30 lines of code
• 6 McCabe index (conditional complexity)

        private void RunMigrations(MigratorBase migrator)
        {
            // We only support UP right now.
            // Find the target migration and collect everything between the start and it
            var toApply = new List<string>();

            // TakeWhile won't work because it doesn't include the actual target :(
            foreach (var migration in migrator.GetPendingMigrations())
            {
                toApply.Add(migration);
                if (IsMigration(migration, TargetMigration))
                {
                    break;
                }
            }

            if (!toApply.Any(s => IsMigration(s, TargetMigration)))
            {
                Log.Error("{0} is not a pending migration. Only the UP direction can be run in this way. Use the -Sql option to script downwards migrations.", TargetMigration);
                return;
            }

            // We have a list of migrations to apply, apply them one-by-one
            foreach (var migration in toApply)
            {
                Log.Info("Applying {0}", migration);
                if (!WhatIf)
                {
                    migrator.Update(migration);
                }
            }
            Log.Info("All requested migrations applied");
        }