allow KaTeX options

README.md

@@ -43,6 +43,11 @@ If you're using the default markdown-it parser, I also recommend the [github sty
 <link rel="stylesheet" href="https://cdn.jsdelivr.net/github-markdown-css/2.2.1/github-markdown.css"/>
 ```
 
+`KaTeX` options can be supplied with the second argument to use.
+```javascript
+md.use(mk, {"throwOnError" : false, "errorColor" : " #cc0000"});
+```
+
 ## Examples
 
 ### Inline

index.js

@@ -220,16 +220,20 @@ function makeMath_block(open, close) {
 }
 
 
-module.exports = function math_plugin(md) {
+module.exports = function math_plugin(md, options) {
   // Default options
 
   var inlineOpen = '$',
       inlineClose = '$',
       blockOpen = '$$',
       blockClose = '$$';
+
+  options = options || {};
+
   // set KaTeX as the renderer for markdown-it-simplemath
   var katexInline = function(latex){
-    return katex.renderToString(latex, {"displayMode" : false});
+    options.displayMode = false;
+    return katex.renderToString(latex, options);
   };
 
   var inlineRenderer = function(tokens, idx){
@@ -237,7 +241,8 @@ module.exports = function math_plugin(md) {
   };
 
   var katexBlock = function(latex){
-    return katex.renderToString(latex, {"displayMode" : true});
+    options.displayMode = true;
+    return katex.renderToString(latex, options);
   }
 
   var blockRenderer = function(tokens, idx){

package.json

@@ -1,6 +1,6 @@
 {
   "name": "markdown-it-katex",
-  "version": "1.0.9",
+  "version": "1.1.0",
   "description": "Fast math support for markdown-it with KaTeX",
   "main": "index.js",
   "scripts": {