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-rw-r--r--ext/js/display/sandbox/structured-content-generator.js6
1 files changed, 5 insertions, 1 deletions
diff --git a/ext/js/display/sandbox/structured-content-generator.js b/ext/js/display/sandbox/structured-content-generator.js
index 5b11965a..0e287dc2 100644
--- a/ext/js/display/sandbox/structured-content-generator.js
+++ b/ext/js/display/sandbox/structured-content-generator.js
@@ -166,7 +166,11 @@ class StructuredContentGenerator {
key = `${key[0].toUpperCase()}${key.substring(1)}`;
}
key = `sc${key}`;
- element.dataset[key] = value;
+ try {
+ element.dataset[key] = value;
+ } catch (e) {
+ // DOMException if key is malformed
+ }
}
}