Function runMigrations

packages/core/src/utils/AbstractMigrator.ts:715–738

(
    method: 'up' | 'down',
    options?: string | string[] | MigrateOptions,
  )

  }

  protected async runMigrations(
    method: 'up' | 'down',
    options?: string | string[] | MigrateOptions,
  ): Promise<MigrationInfo[]> {
    await this.init();
    const normalized = this.prefix(options);
    this.runner.setRunSchema?.(normalized.schema);
    this.storage.setRunSchema?.(normalized.schema);

    try {
      if (!this.options.transactional || !this.options.allOrNothing) {
        return await this.executeMigrations(method, normalized);
      }

      if (Utils.isObject<MigrateOptions>(options) && options.transaction) {
        return await this.runInTransaction(options.transaction, method, normalized);
      }

      return await this.driver.getConnection().transactional(trx => this.runInTransaction(trx, method, normalized));
    } finally {
      this.runner.unsetRunSchema?.();
      this.storage.unsetRunSchema?.();
    }
  }

  private async runInTransaction(trx: Transaction, method: 'up' | 'down', options: NormalizedMigrateOptions) {
    this.runner.setMasterMigration(trx);