Function htmlBuilder$3

static/katex/katex.mjs:9308–9541

(group, options)

}

const htmlBuilder$3 = function htmlBuilder(group, options) {
  let r;
  let c;
  const nr = group.body.length;
  const hLinesBeforeRow = group.hLinesBeforeRow;
  let nc = 0;
  let body = new Array(nr);
  const hlines = []; // Horizontal spacing

  const pt = 1 / options.fontMetrics().ptPerEm;
  const arraycolsep = 5 * pt; // \arraycolsep in article.cls
  // Vertical spacing

  const baselineskip = 12 * pt; // see size10.clo
  // Default \jot from ltmath.dtx
  // TODO(edemaine): allow overriding \jot via \setlength (#687)

  const jot = 3 * pt;
  const arrayskip = group.arraystretch * baselineskip;
  const arstrutHeight = 0.7 * arrayskip; // \strutbox in ltfsstrc.dtx and

  const arstrutDepth = 0.3 * arrayskip; // \@arstrutbox in lttab.dtx

  let totalHeight = 0; // Set a position for \hline(s) at the top of the array, if any.

  function setHLinePos(hlinesInGap) {
    for (let i = 0; i < hlinesInGap.length; ++i) {
      if (i > 0) {
        totalHeight += 0.25;
      }

      hlines.push({
        pos: totalHeight,
        isDashed: hlinesInGap[i]
      });
    }
  }

  setHLinePos(hLinesBeforeRow[0]);

  for (r = 0; r < group.body.length; ++r) {
    const inrow = group.body[r];
    let height = arstrutHeight; // \@array adds an \@arstrut

    let depth = arstrutDepth; // to each tow (via the template)

    if (nc < inrow.length) {
      nc = inrow.length;
    }

    const outrow = new Array(inrow.length);

    for (c = 0; c < inrow.length; ++c) {
      const elt = buildGroup(inrow[c], options);

      if (depth < elt.depth) {
        depth = elt.depth;
      }