Function diff

packages/computer/src/git/cli.test.ts:197–200

(options = {})

      calls.clone.push(options);
    },
    async diff(options = {}) {
      calls.diff.push(options);
      return "";
    },
    async diffSummary(options = {}) {
      calls.diffSummary.push(options);
      return fakes.diffSummary?.() ?? [];