Closes: svg#1133

ilariaventurini · Jul 24, 2019 · 2236503 · 2236503
1 parent 10a302f
commit 2236503
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/plugins/prefixIds.js b/plugins/prefixIds.js
@@ -146,6 +146,10 @@ exports.fn = function(node, opts, extra) {
         if(prefix === false){
             return escapeIdentifierName(name);
         }
+        if (name.startsWith(escapeIdentifierName(prefix) + opts.delim)) {
+            // Already prefixed!
+            return escapeIdentifierName(name);
+        }
         return escapeIdentifierName(prefix + opts.delim + name);
     };