fix(xml): handling of html entities with hex code that contains lette…

…rs (#88)
lowlighter · Dec 4, 2024 · bbc1792 · bbc1792
1 parent ad75220
commit bbc1792
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/xml/parse.ts b/xml/parse.ts
@@ -422,7 +422,7 @@ function revive(node: xml_node | xml_text, key: string, options: options) {
     value = value.trim()
   }
   if (options?.revive?.entities) {
-    value = value.replaceAll(/&#(?<hex>x?)(?<code>\d+);/g, (_, hex, code) => String.fromCharCode(Number.parseInt(code, hex ? 16 : 10)))
+    value = value.replaceAll(/&#(?<hex>x?)(?<code>[A-Fa-f\d]+);/g, (_, hex, code) => String.fromCharCode(Number.parseInt(code, hex ? 16 : 10)))
     for (const [entity, character] of Object.entries(entities)) {
       value = value.replaceAll(entity, character)
     }

diff --git a/xml/parse_test.ts b/xml/parse_test.ts
@@ -365,12 +365,12 @@ test("`parse()` xml syntax hexadecimal entity reference", () =>
   expect(
     parse(`
   <root>
-    &#x26;
+    &#x26; &#xA9; &#xa9;
   </root>
 `),
   ).toEqual(
     {
-      root: "&",
+      root: "& © ©",
     },
   ))