Ensure state of input-parameters does not get modified

pkra · Sep 21, 2017 · 7745f6e · 7745f6e
1 parent f7b5f87
commit 7745f6e
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/lib/main.js b/lib/main.js
@@ -45,8 +45,10 @@ var svg2png = require('svg2png');
 //
 
 exports.typeset = function(data, callback) {
+    var svg = data.svg;
     if (data.png) data.svg = true;
     mathjax.typeset(data, function(result) {
+        data.svg = svg;
         if (result.error) callback(result);
         if (data.png) convert(result, data, callback);
     });