RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 08:27:45 +00:00
Code Issues Activity Actions

LibWeb: Add fast_is<T> for CSSRule subclasses

Browse source 
Since we already have a type enum for these, let's use it to make
is<T> bypass dynamic_cast for CSS rules.

These were often near the top of random browser profiles.
This commit is contained in:
Andreas Kling 2021-03-18 21:50:52 +01:00
parent a078733865
commit 0d8c9024ee
3 changed files with 9 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

3
Userland/Libraries/LibWeb/CSS/CSSImportRule.h
View file

@ -60,4 +60,7 @@ private:
RefPtr<CSSStyleSheet> m_style_sheet; RefPtr<CSSStyleSheet> m_style_sheet;
}; };
template<>
inline bool CSSRule::fast_is<CSSImportRule>() const { return type() == CSSRule::Type::Import; }
} }

3
Userland/Libraries/LibWeb/CSS/CSSRule.h
View file

@ -47,6 +47,9 @@ public:
virtual StringView class_name() const = 0; virtual StringView class_name() const = 0;
virtual Type type() const = 0; virtual Type type() const = 0;
template<typename T>
bool fast_is() const = delete;
private: private:
}; };

3
Userland/Libraries/LibWeb/CSS/CSSStyleRule.h
View file

@ -59,4 +59,7 @@ private:
NonnullRefPtr<CSSStyleDeclaration> m_declaration; NonnullRefPtr<CSSStyleDeclaration> m_declaration;
}; };
template<>
inline bool CSSRule::fast_is<CSSStyleRule>() const { return type() == CSSRule::Type::Style; }
} }