Function waitForPauseMarker

apps/local/src/db/v1-v2-migration.test.ts:735–774

(
  marker: string,
  child: ChildProcessWithoutNullStreams,
  output: ChildOutput,
)

}

const waitForPauseMarker = async (
  marker: string,
  child: ChildProcessWithoutNullStreams,
  output: ChildOutput,
): Promise<{
  readonly markerFound: boolean;
  readonly exitCode: number | null;
  readonly signalCode: NodeJS.Signals | null;
  readonly stdout: string;
  readonly stderr: string;
}> => {
  for (let attempt = 0; attempt < 200; attempt++) {
    if (existsSync(marker)) {
      return {
        markerFound: true,
        exitCode: child.exitCode,
        signalCode: child.signalCode,
        stdout: output.stdout,
        stderr: output.stderr,
      };
    }
    if (child.exitCode !== null || child.signalCode !== null) {
      return {
        markerFound: false,
        exitCode: child.exitCode,
        signalCode: child.signalCode,
        stdout: output.stdout,
        stderr: output.stderr,
      };
    }
    await new Promise((resolve) => setTimeout(resolve, 25));
  }
  return {
    markerFound: false,
    exitCode: child.exitCode,
    signalCode: child.signalCode,
    stdout: output.stdout,
    stderr: output.stderr,
  };
};

const killMigrationAtPause = async (input: {
  readonly dbPath: string;