fix: pass through numeric character references representing < and `…

…&` as is, as otherwise may break well-formedness; fixes svg#1
brettz9 · Dec 23, 2021 · ea607fa · ea607fa
1 parent ef54995
commit ea607fa
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diff --git a/lib/sax.js b/lib/sax.js
@@ -827,6 +827,11 @@
         num = parseInt(entity, 10)
         numStr = num.toString(10)
       }
+      switch (num) {
+        case 60: // '<'
+        case 38: // '&'
+          return '&' + entityLC + ';'
+      }
     }
     entity = entity.replace(/^0+/, '')
     if (isNaN(num) || numStr.toLowerCase() !== entity) {