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LibWeb: Use split_view() in attribute selector matching

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Using split() creates a new String object for each of the split tokens.
Use split_view() instead to avoid these unnecessary heap allocations.
This commit is contained in:
Andreas Kling 2021-07-14 13:31:49 +02:00
parent dc26c02379
commit d78a007b5d
1 changed files with 2 additions and 2 deletions
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4
Userland/Libraries/LibWeb/CSS/SelectorEngine.cpp
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@ -35,13 +35,13 @@ static bool matches_attribute(CSS::Selector::SimpleSelector::Attribute const& at
return element.attribute(attribute.name) == attribute.value;
break;
case CSS::Selector::SimpleSelector::Attribute::MatchType::ContainsWord:
return element.attribute(attribute.name).split(' ').contains_slow(attribute.value);
return element.attribute(attribute.name).split_view(' ').contains_slow(attribute.value);
break;
case CSS::Selector::SimpleSelector::Attribute::MatchType::ContainsString:
return element.attribute(attribute.name).contains(attribute.value);
break;
case CSS::Selector::SimpleSelector::Attribute::MatchType::StartsWithSegment:
return element.attribute(attribute.name).split('-').first() == attribute.value;
return element.attribute(attribute.name).split_view('-').first() == attribute.value;
break;
case CSS::Selector::SimpleSelector::Attribute::MatchType::StartsWithString:
return element.attribute(attribute.name).starts_with(attribute.value);