Function runLsTree

packages/computer/src/git/cli.ts:1027–1058

(
  client: GitClient,
  args: string[],
  input: GitCliInput,
)

// ---------------------------------------------------------------

async function runLsTree(
  client: GitClient,
  args: string[],
  input: GitCliInput,
): Promise<GitCliResult> {
  const parsed = parseFlags(args, {});
  if ("error" in parsed) {
    return { stdout: "", stderr: `git ls-tree: ${parsed.error}\n`, exitCode: 129 };
  }
  if (parsed.positional.length === 0) {
    return { stdout: "", stderr: "git ls-tree: missing <tree-ish>\n", exitCode: 129 };
  }
  if (parsed.positional.length > 2) {
    return {
      stdout: "",
      stderr: `git ls-tree: unexpected argument '${parsed.positional[2]}'\n`,
      exitCode: 129,
    };
  }
  const [ref, subpath] = parsed.positional;
  const dir = resolveDir(undefined, input.cwd);
  try {
    const entries = await client.lsTree({ dir, ref, path: subpath });
    if (entries.length === 0) return { stdout: "", stderr: "", exitCode: 0 };
    // Match real git's `git ls-tree` line format:
    //   <mode> SP <type> SP <oid> TAB <path>
    const lines = entries.map((e) => `${e.mode} ${e.type} ${e.oid}\t${e.path}`);
    return { stdout: `${lines.join("\n")}\n`, stderr: "", exitCode: 0 };
  } catch (cause) {
    return mapGitError("ls-tree", cause);
  }
}

// ---------------------------------------------------------------
// branch