text: // Copyright (c) 2020 The Khronos Group, Inc.
  //
  // SPDX-License-Identifier: Apache-2.0
  
  // Translates the latexmath in html on build time using KaTeX
  // Usage: nodejs translate_math.js katex/katex.min.js vkspec.html
  
  const katex = require(process.argv[2]);
  const fs = require("fs");
  const escapeRegex = require("escape-string-regexp");
  const he = require('he');
  
  const filepath = process.argv[3];
  
  var html = fs.readFileSync(filepath, "utf8");
  
  const delimiters = [
                       //{ left: "$$", right: "$$", display: true},
                       { left: "\\[", right: "\\]", display: true},
                       //{ left: "$", right: "$", display: false},
                       { left: "\\(", right: "\\)", display: false}
                     ]
  
  for( var delim of delimiters ) {
      const regex = new RegExp( escapeRegex(delim.left) + "([\\S\\s]*?)" + escapeRegex(delim.right), "g");
      html = html.replace( regex,
          function(match, g1) {
              return katex.renderToString( he.decode(g1, {'strict': true}), {displayMode: delim.display, output: 'html', strict: true} );
          }
      );
  }
  
  fs.writeFileSync(filepath, html, 'utf8');
  