Keep empty <mask> which can hide element by id

svg · Feb 24, 2021 · d14315b · d14315b
1 parent 3639156
commit d14315b
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diff --git a/plugins/removeEmptyContainers.js b/plugins/removeEmptyContainers.js
@@ -32,6 +32,8 @@ exports.fn = function(item) {
     (item.isElem('pattern') && item.hasAttrLocal('href')) ||
     // The 'g' may not have content, but the filter may cause a rectangle
     // to be created and filled with pattern.
-    (item.isElem('g') && item.hasAttr('filter'))
+    (item.isElem('g') && item.hasAttr('filter')) ||
+    // empty <mask> hides masked element
+    (item.isElem('mask') && item.hasAttr('id'))
   );
 };
diff --git a/test/plugins/removeEmptyContainers.05.svg b/test/plugins/removeEmptyContainers.05.svg