Function runAltScreenRecoveryCapture

src/ink/tmuxResetSequence.test.ts:293–332

(
  recoveryPreamble: string,
  diff: Diff,
  name: string,
)

}

async function runAltScreenRecoveryCapture(
  recoveryPreamble: string,
  diff: Diff,
  name: string,
): Promise<{ mid: string; final: string }> {
  const tmpDir = mkdtempSync(join(tmpdir(), 'code-tmux-alt-screen-recovery-'))
  try {
    const preamblePath = join(tmpDir, `${name}.preamble.seq`)
    const diffPath = join(tmpDir, `${name}.diff.seq`)
    const midReadyPath = join(tmpDir, `${name}.mid.ready`)
    const donePath = join(tmpDir, `${name}.done.ready`)
    writeFileSync(preamblePath, recoveryPreamble)
    writeFileSync(diffPath, serializeDiff(diff))

    const session = createIsolatedTmuxSession({
      command:
        `bash -lc '` +
        `printf "\\033[?1049h"; ` +
        `printf "OLD1\\nOLD2\\nOLD3"; ` +
        `cat ${shellQuote(preamblePath)}; ` +
        `touch ${shellQuote(midReadyPath)}; ` +
        `sleep 1; ` +
        `cat ${shellQuote(diffPath)}; ` +
        `touch ${shellQuote(donePath)}; ` +
        `sleep 5` +
        `'`,
      width: 80,
      height: 10,
    })
    liveSessions.push(session)

    await waitForFile(midReadyPath)
    const mid = capturePane(session, { startLine: -40 })
    await waitForFile(donePath)
    const final = capturePane(session, { startLine: -40 })
    return { mid, final }
  } finally {
    rmSync(tmpDir, { recursive: true, force: true })
  }
}

async function runNormalScreenRepaintBelowPromptCapture(
  initialDiff: Diff,