LibWeb: Add Optional<String> version of Element::attribute

As a non-deprecated alternative to DeprecatedString Element::attribute.
Author: https://github.com/shannonbooth Commit: https://github.com/SerenityOS/serenity/commit/6fb3586baa Pull-request: https://github.com/SerenityOS/serenity/pull/20926 Reviewed-by: https://github.com/awesomekling Reviewed-by: https://github.com/trflynn89 ✅
2023-09-03 15:25:25 +12:00 · 2023-09-03 15:25:25 +12:00 · 6fb3586baa · 2024-07-17 03:10:07 +09:00
commit 6fb3586baa
parent 0f6782fae6
1 changed files with 8 additions and 0 deletions
--- a/Userland/Libraries/LibWeb/DOM/Element.h
+++ b/Userland/Libraries/LibWeb/DOM/Element.h
@ -92,6 +92,14 @@ public:
    bool has_attributes() const;

    DeprecatedString deprecated_attribute(DeprecatedFlyString const& name) const { return get_attribute(name); }
+    Optional<String> attribute(DeprecatedFlyString const& name) const
+    {
+        auto ret = deprecated_attribute(name);
+        if (ret.is_null())
+            return {};
+        return String::from_deprecated_string(ret).release_value();
+    }
+
    DeprecatedString get_attribute(DeprecatedFlyString const& name) const;
    DeprecatedString get_attribute_value(DeprecatedFlyString const& local_name, DeprecatedFlyString const& namespace_ = {}) const;