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LibWeb: Generate an enum for generated pseudo-elements

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This commit is contained in:
Sam Atkins 2025-03-19 15:52:33 +00:00
commit 2c86fd539d
Notes: github-actions[bot] 2025-03-24 09:51:16 +00:00
4 changed files with 80 additions and 22 deletions
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73
Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateCSSPseudoElement.cpp
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@ -43,8 +43,15 @@ ErrorOr<void> generate_header_file(JsonObject& pseudo_elements_data, Core::File&
SourceGenerator generator { builder };
auto pseudo_element_count = 0u;
pseudo_elements_data.for_each_member([&pseudo_element_count](auto const&, auto const&) { ++pseudo_element_count; });
auto generated_pseudo_element_count = 0u;
pseudo_elements_data.for_each_member([&](auto const&, JsonValue const& value) {
auto& pseudo_element = value.as_object();
++pseudo_element_count;
if (pseudo_element.get_bool("is-generated"sv).value_or(false))
++generated_pseudo_element_count;
});
generator.set("pseudo_element_underlying_type", underlying_type_for_enum(pseudo_element_count));
generator.set("generated_pseudo_element_underlying_type", underlying_type_for_enum(generated_pseudo_element_count));
generator.append(R"~~~(
#pragma once
@ -74,6 +81,23 @@ StringView pseudo_element_name(PseudoElement);
bool is_has_allowed_pseudo_element(PseudoElement);
enum class GeneratedPseudoElement : @generated_pseudo_element_underlying_type@ {
)~~~");
pseudo_elements_data.for_each_member([&](auto& name, JsonValue const& value) {
auto& pseudo_element = value.as_object();
if (!pseudo_element.get_bool("is-generated"sv).value_or(false))
return;
auto member_generator = generator.fork();
member_generator.set("name:titlecase", title_casify(name));
member_generator.appendln(" @name:titlecase@,");
});
generator.append(R"~~~(
};
Optional<GeneratedPseudoElement> to_generated_pseudo_element(PseudoElement);
PseudoElement to_pseudo_element(GeneratedPseudoElement);
}
)~~~");
@ -160,6 +184,53 @@ bool is_has_allowed_pseudo_element(PseudoElement pseudo_element)
}
}
Optional<GeneratedPseudoElement> to_generated_pseudo_element(PseudoElement pseudo_element)
{
switch (pseudo_element) {
)~~~");
pseudo_elements_data.for_each_member([&](auto& name, JsonValue const& value) {
auto& pseudo_element = value.as_object();
if (!pseudo_element.get_bool("is-generated"sv).value_or(false))
return;
auto member_generator = generator.fork();
member_generator.set("name:titlecase", title_casify(name));
member_generator.append(R"~~~(
case PseudoElement::@name:titlecase@:
return GeneratedPseudoElement::@name:titlecase@;
)~~~");
});
generator.append(R"~~~(
default:
return {};
}
}
PseudoElement to_pseudo_element(GeneratedPseudoElement generated_pseudo_element)
{
switch (generated_pseudo_element) {
)~~~");
pseudo_elements_data.for_each_member([&](auto& name, JsonValue const& value) {
auto& pseudo_element = value.as_object();
if (!pseudo_element.get_bool("is-generated"sv).value_or(false))
return;
auto member_generator = generator.fork();
member_generator.set("name:titlecase", title_casify(name));
member_generator.append(R"~~~(
case GeneratedPseudoElement::@name:titlecase@:
return PseudoElement::@name:titlecase@;
)~~~");
});
generator.append(R"~~~(
}
VERIFY_NOT_REACHED();
}
}
)~~~");