/* * Copyright (c) 2021-2023, Sam Atkins * * SPDX-License-Identifier: BSD-2-Clause */ #include #include #include #include namespace Web::CSS { GC_DEFINE_ALLOCATOR(CSSSupportsRule); GC::Ref CSSSupportsRule::create(JS::Realm& realm, NonnullRefPtr&& supports, CSSRuleList& rules) { return realm.create(realm, move(supports), rules); } CSSSupportsRule::CSSSupportsRule(JS::Realm& realm, NonnullRefPtr&& supports, CSSRuleList& rules) : CSSConditionRule(realm, rules, Type::Supports) , m_supports(move(supports)) { } void CSSSupportsRule::initialize(JS::Realm& realm) { Base::initialize(realm); WEB_SET_PROTOTYPE_FOR_INTERFACE(CSSSupportsRule); } String CSSSupportsRule::condition_text() const { return m_supports->to_string(); } // https://www.w3.org/TR/cssom-1/#serialize-a-css-rule String CSSSupportsRule::serialized() const { // Note: The spec doesn't cover this yet, so I'm roughly following the spec for the @media rule. // It should be pretty close! StringBuilder builder; builder.append("@supports "sv); builder.append(condition_text()); builder.append(" {\n"sv); for (size_t i = 0; i < css_rules().length(); i++) { auto rule = css_rules().item(i); if (i != 0) builder.append("\n"sv); builder.append(" "sv); builder.append(rule->css_text()); } builder.append("\n}"sv); return MUST(builder.to_string()); } }