Function _splitWordsAndCharsRecursively

esm/SplitText.js:72–164

(element, config, wordWrapper, charWrapper, prepForCharsOnly, deepSlice, ignore, charSplitRegEx, specialCharsRegEx, isNested)

    newLine.normalize();
  };
}, _splitWordsAndCharsRecursively = (element, config, wordWrapper, charWrapper, prepForCharsOnly, deepSlice, ignore, charSplitRegEx, specialCharsRegEx, isNested) => {
  var _a;
  let nodes = Array.from(element.childNodes), i = 0, { wordDelimiter, reduceWhiteSpace = true, prepareText } = config, elementBounds = element.getBoundingClientRect(), lastBounds = elementBounds, isPreformatted = !reduceWhiteSpace && window.getComputedStyle(element).whiteSpace.substring(0, 3) === "pre", ignoredPreviousSibling = 0, wordsCollection = wordWrapper.collection, wordDelimIsNotSpace, wordDelimString, wordDelimSplitter, curNode, words, curWordEl, startsWithSpace, endsWithSpace, j, bounds, curWordChars, clonedNode, curSubNode, tempSubNode, curTextContent, wordText, lastWordText, k;
  if (typeof wordDelimiter === "object") {
    wordDelimSplitter = wordDelimiter.delimiter || wordDelimiter;
    wordDelimString = wordDelimiter.replaceWith || "";
  } else {
    wordDelimString = wordDelimiter === "" ? "" : wordDelimiter || " ";
  }
  wordDelimIsNotSpace = wordDelimString !== " ";
  for (; i < nodes.length; i++) {
    curNode = nodes[i];
    if (curNode.nodeType === 3) {
      curTextContent = curNode.textContent || "";
      if (reduceWhiteSpace) {
        curTextContent = curTextContent.replace(_spacesRegEx, " ");
      } else if (isPreformatted) {
        curTextContent = curTextContent.replace(/\n/g, wordDelimString + "\n");
      }
      prepareText && (curTextContent = prepareText(curTextContent, element));
      curNode.textContent = curTextContent;
      words = wordDelimString || wordDelimSplitter ? curTextContent.split(wordDelimSplitter || wordDelimString) : curTextContent.match(charSplitRegEx) || _emptyArray;
      lastWordText = words[words.length - 1];
      endsWithSpace = wordDelimIsNotSpace ? lastWordText.slice(-1) === " " : !lastWordText;
      lastWordText || words.pop();
      lastBounds = elementBounds;
      startsWithSpace = wordDelimIsNotSpace ? words[0].charAt(0) === " " : !words[0];
      startsWithSpace && _insertNodeBefore(" ", element, curNode);
      words[0] || words.shift();
      _stretchToFitSpecialChars(words, specialCharsRegEx);
      deepSlice && isNested || (curNode.textContent = "");
      for (j = 1; j <= words.length; j++) {
        wordText = words[j - 1];
        if (!reduceWhiteSpace && isPreformatted && wordText.charAt(0) === "\n") {
          (_a = curNode.previousSibling) == null ? void 0 : _a.remove();
          _insertNodeBefore(document.createElement("br"), element, curNode);
          wordText = wordText.slice(1);
        }
        if (!reduceWhiteSpace && wordText === "") {
          _insertNodeBefore(wordDelimString, element, curNode);
        } else if (wordText === " ") {
          element.insertBefore(document.createTextNode(" "), curNode);
        } else {
          wordDelimIsNotSpace && wordText.charAt(0) === " " && _insertNodeBefore(" ", element, curNode);
          if (ignoredPreviousSibling && j === 1 && !startsWithSpace && wordsCollection.indexOf(ignoredPreviousSibling.parentNode) > -1) {
            curWordEl = wordsCollection[wordsCollection.length - 1];
            curWordEl.appendChild(document.createTextNode(charWrapper ? "" : wordText));
          } else {
            curWordEl = wordWrapper(charWrapper ? "" : wordText);
            _insertNodeBefore(curWordEl, element, curNode);
            ignoredPreviousSibling && j === 1 && !startsWithSpace && curWordEl.insertBefore(ignoredPreviousSibling, curWordEl.firstChild);
          }
          if (charWrapper) {
            curWordChars = _charSegmenter ? _stretchToFitSpecialChars([..._charSegmenter.segment(wordText)].map((s) => s.segment), specialCharsRegEx) : wordText.match(charSplitRegEx) || _emptyArray;
            for (k = 0; k < curWordChars.length; k++) {
              curWordEl.appendChild(curWordChars[k] === " " ? document.createTextNode(" ") : charWrapper(curWordChars[k]));
            }
          }