Function wrapWithSoftWrap

src/ink/render-node-to-output.ts:335–357

* Wrap text and record which output lines are soft-wrap continuations * (i.e. the `\n` before them was inserted by word-wrap, not in the * source). wrapAnsi already processes each input line independently, so * wrapping per-input-line here gives identical output to a single * whole-string wrap w

(
  plainText: string,
  maxWidth: number,
  textWrap: Parameters<typeof wrapText>[2],
)

 * change from the pre-softWrap path.
 */
function wrapWithSoftWrap(
  plainText: string,
  maxWidth: number,
  textWrap: Parameters<typeof wrapText>[2],
): { wrapped: string; softWrap: boolean[] | undefined } {
  if (textWrap !== 'wrap' && textWrap !== 'wrap-trim') {
    return {
      wrapped: wrapText(plainText, maxWidth, textWrap),
      softWrap: undefined,
    }
  }
  const origLines = plainText.split('\n')
  const outLines: string[] = []
  const softWrap: boolean[] = []
  for (const orig of origLines) {
    const pieces = wrapText(orig, maxWidth, textWrap).split('\n')
    for (let i = 0; i < pieces.length; i++) {
      outLines.push(pieces[i]!)
      softWrap.push(i > 0)
    }
  }
  return { wrapped: outLines.join('\n'), softWrap }
}

// If parent container is `<Box>`, text nodes will be treated as separate nodes in
// the tree and will have their own coordinates in the layout.