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@@ -38,11 +38,6 @@ Optional<Role> ARIAMixin::role_from_role_attribute_value() const
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// computedrole image" test in https://wpt.fyi/results/wai-aria/role/synonym-roles.html expects "image", not "img".
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if (role == Role::img)
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return Role::image;
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- // NOTE: Per https://w3c.github.io/aria/#presentation, "the working group introduced none as the preferred
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- // synonym to the presentation role"; further, https://wpt.fyi/results/wai-aria/role/synonym-roles.html has a
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- // "synonym presentation role == computedrole none" test that expects "none", not "presentation".
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- if (role == Role::presentation)
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- return Role::none;
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// https://w3c.github.io/core-aam/#roleMappingComputedRole
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// When an element has a role but is not contained in the required context (for example, an orphaned listitem
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// without the required accessible parent of role list), User Agents MUST ignore the role token, and return the
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@@ -139,6 +134,22 @@ Optional<Role> ARIAMixin::role_from_role_attribute_value() const
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if ((role == ARIA::Role::form || role == ARIA::Role::region)
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&& to_element()->accessible_name(to_element()->document(), DOM::ShouldComputeRole::No).value().is_empty())
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continue;
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+ if (role == ARIA::Role::none || role == ARIA::Role::presentation) {
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+ // https://w3c.github.io/aria/#conflict_resolution_presentation_none
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+ // If an element is focusable, user agents MUST ignore the none/presentation
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+ // role and expose the element with its implicit role.
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+ if (to_element()->is_focusable())
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+ continue;
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+ // If an element has global WAI-ARIA states or properties, user agents MUST
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+ // ignore the none/presentation role and instead expose the element's implicit role.
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+ if (has_global_aria_attribute())
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+ continue;
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+ // NOTE: Per https://w3c.github.io/aria/#presentation, "the working group introduced 'none' as the preferred
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+ // synonym to the presentation role"; further, https://wpt.fyi/results/wai-aria/role/synonym-roles.html has
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+ // a "synonym presentation role == computedrole none" test that expects "none", not "presentation".
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+ if (role == Role::presentation)
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+ return Role::none;
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+ }
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// 4. Use the first such substring in textual order that matches the name of a non-abstract WAI-ARIA role.
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if (!is_abstract_role(*role))
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return *role;
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