Method diff

packages/shell/src/memory.ts:298–304

(pathA: string, pathB: string)

  }

  async diff(pathA: string, pathB: string): Promise<string> {
    const [before, after] = await Promise.all([
      this.readFile(pathA),
      this.readFile(pathB)
    ]);
    return diffContent(before, after, pathA, pathB);
  }

  async diffContent(path: string, newContent: string): Promise<string> {
    return diffContent(await this.readFile(path), newContent, path, path);