Function shouldClearRepaintRowTail

src/ink/log-update.ts:1496–1516

(
  previousFrame: Frame | undefined,
  row: number,
  fromX: number,
  viewportWidth: number,
)

}

function shouldClearRepaintRowTail(
  previousFrame: Frame | undefined,
  row: number,
  fromX: number,
  viewportWidth: number,
): boolean {
  if (fromX >= viewportWidth) {
    return false
  }

  if (!previousFrame || row < 0 || row >= previousFrame.screen.height) {
    return true
  }

  const visibleWidth = Math.min(previousFrame.screen.width, viewportWidth)
  if (fromX >= visibleWidth) {
    return false
  }

  return rowHasVisibleContentInRange(previousFrame, row, fromX, visibleWidth)
}

function shouldClearViewportRemainder(
  previousFrame: Frame | undefined,