Combine old options with new ones rather than replace new ones.

mathjax · May 9, 2020 · ea69e81 · ea69e81
1 parent 194c7f2
commit ea69e81
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/components/src/input/tex/extensions/rename.js b/components/src/input/tex/extensions/rename.js
@@ -1,3 +1,5 @@
+import {combineConfig} from '../../../../../js/components/global.js';
+
 //
 // Look for a package name in the package list and change it to a new name
 //   rhen rename tex options for it, if there are any.
@@ -9,7 +11,7 @@ export function rename(oname, nname, options) {
     const n = packages.indexOf(oname);
     if (n >= 0) packages[n] = nname;
     if (options && tex[oname]) {
-      tex[nname] = tex[oname];
+      combineConfig(tex, {[nname]: tex[oname]});
       delete tex[oname];
     }
   }