Function katex_renderError

static/katex/katex.js:16374–16383

(error, expression, options)

var katex_renderError = function renderError(error, expression, options) {
  if (options.throwOnError || !(error instanceof src_ParseError)) {
    throw error;
  }

  var node = buildCommon.makeSpan(["katex-error"], [new domTree_SymbolNode(expression)]);
  node.setAttribute("title", error.toString());
  node.setAttribute("style", "color:" + options.errorColor);
  return node;
};
/**
 * Generates and returns the katex build tree. This is used for advanced
 * use cases (like rendering to custom output).