Function fetchGhPRFileContent

packages/shared/pr-github.ts:486–510

(
  runtime: PRRuntime,
  ref: GhPRRef,
  sha: string,
  filePath: string,
)

// --- File Content ---

export async function fetchGhPRFileContent(
  runtime: PRRuntime,
  ref: GhPRRef,
  sha: string,
  filePath: string,
): Promise<string | null> {
  const result = await runtime.runCommand("gh", hostnameArgs(ref.host, [
    "api",
    `repos/${ref.owner}/${ref.repo}/contents/${encodeApiFilePath(filePath)}?ref=${sha}`,
    "--jq", ".content",
  ]));

  if (result.exitCode !== 0) return null;

  const base64Content = result.stdout.trim();
  if (!base64Content) return null;

  // GitHub returns base64-encoded content with newlines
  const cleaned = base64Content.replace(/\n/g, "");
  try {
    return Buffer.from(cleaned, "base64").toString("utf-8");
  } catch {
    return null;
  }
}

// --- Viewed Files ---