Function runTransitionWithLog

src/ink/logUpdateFlickerRegression.test.ts:225–241

(
  log: LogUpdate,
  prev: Frame,
  next: Frame,
  skipSyncMarkers = true,
)

}

function runTransitionWithLog(
  log: LogUpdate,
  prev: Frame,
  next: Frame,
  skipSyncMarkers = true,
): {
  diff: Diff
  written: string
  clearPatch: Extract<Diff[number], { type: 'clearTerminal' }> | undefined
} {
  const { diff } = log.render(prev, next)
  return {
    diff,
    written: serializeDiff(diff, skipSyncMarkers),
    clearPatch: findClearTerminalPatch(diff),
  }
}

describe('LogUpdate flicker regressions', () => {
  it('returns the physical frame for ordinary incremental renders', () => {