fix: In code block, no language is specified, console show error #51

3 files changed, 5 insertions, 3 deletions

diff --git a/src/js/highlight.js b/src/js/highlight.js
index f8f27e7..d27ed8c 100644
--- a/src/js/highlight.js
+++ b/src/js/highlight.js
@@ -6,7 +6,9 @@ export default function () {
   document.querySelectorAll('.chroma>table')
     .forEach((element) => {
       const sub = element.querySelector('code[data-lang]');
-      element.setAttribute('data-lang', mapLang(sub.getAttribute('data-lang')));
+      if (sub !== null) {
+        element.setAttribute('data-lang', mapLang(sub.getAttribute('data-lang')));
+      }
     });
 }
 
diff --git a/static/dist/jane.min.js b/static/dist/jane.min.js
index a823514..1dc89e5 100644
--- a/static/dist/jane.min.js
+++ b/static/dist/jane.min.js
@@ -1,2 +1,2 @@
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\ No newline at end of file
diff --git a/static/dist/jane.min.js.map b/static/dist/jane.min.js.map
index 748d1a5..99ae079 100644
--- a/static/dist/jane.min.js.map
+++ b/static/dist/jane.min.js.map
@@ -1 +1 @@
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