igara/syonet_seven

import { EntityMetadata, EntitySchema } from "typeorm";

export class TypeormHelper {
  /**
   * デプロイすると動かなくなる糞バグのモンキーパッチ
   * https://github.com/typeorm/typeorm/issues/3427
   */
  static patchBug(typeormConnection: any) {
    // this is a copypasta of the existing typeorm Connection method
    // with one line changed
    // @ts-ignore
    typeormConnection.prototype.findMetadata = function(
      target: Function | EntitySchema<any> | string
    ): EntityMetadata | undefined {
      // @ts-ignore
      return this.entityMetadatas.find((metadata) => {
        // @ts-ignore
        if (metadata.target.name === target.name) {
          // in latest typeorm it is metadata.target === target
          return true;
        }
        if (target instanceof EntitySchema) {
          return metadata.name === target.options.name;
        }
        if (typeof target === "string") {
          if (target.indexOf(".") !== -1) {
            return metadata.tablePath === target;
          } else {
            return metadata.name === target || metadata.tableName === target;
          }
        }

        return false;
      });
    };
  }
}