BezierInfo-2/tools/cleanup.js

module.exports = function cleanUp(latex) {
  // strip any \[ and \], which is an block-level LaTeX markup indicator for MathJax:
  latex = latex.replace(/^'/,'').replace(/'$/,'').replace('\\[','').replace('\\]','');

  // wrap some known functor words in italics markup
  ['Bézier'].forEach(term => {
    latex = latex.replace(new RegExp(term, 'g'), '\\textit{' + term + '}');
  });

  // also unindent the LaTeX.
  var indent = false;
  var lines = latex.split('\n').filter(function(line) { return !!line.trim(); });
  var clean = function(line, idx) {
    if(line.trim()) {
      if (!indent) {
        var matched = line.match(/^(\s+)/);
        if (matched) {
          indent = matched[0];
        }
      }
      if (indent) {
        lines[idx] = line.replace(indent,'').trim();
      }
    }
  }
  lines.forEach(clean);
  latex = lines.join('\n');
  return latex;
};