Accessibility Checker upgraded to Axe Core 4.0.2

We've just upgraded our A11Y validation servers to the latest version of axe-core, 4.0.2, which includes new rules and improvements, so you may want to re-check your sites to get the most up-to-date results.

Axe Core 4.0.2

Bug Fixes

• color-contrast: dont error for floating element
• i18n: proofreading of the french translations
• implicit-role: return gridcell for td child of grid or treegrid
• label: pass when role none or presentation
• link-name: fix regression where link was not named from title attributefix po
• required-parent: fail if intermediate role is not the required parent
• svg-non-empty-title: update fail message to indicate if the title element is empty or missing
• valid-lang: fail when lang attribute contains only whitespace

Axe Core 4.0.1

Bug Fixes

• checks: do not normalize options for custom checks

Axe Core 4.0.0

Breaking Changes

The following rules were deprecated in axe-core 3.x, and are removed in 4.0:

• aria-dpub-role-fallback
• checkboxgroup
• layout-table
• radiogroup
• video-description

The following checks were deprecated in axe-core 3.x, and are removed in 4.0:

• aria/implicit-role-fallback
• forms/fieldset
• forms/group-labelledby
• media/description
• tables/has-caption
• tables/has-summary
• tables/has-th

Features

• add layout-table-matches method
• aria/get-roles-by-type: deprecate in favor of standards/get-aria-roles-by-type
• aria/lookupTable, aria-allowed-attr: deprecate aria.lookupTable and passing allowed attributes to aria-allowed-attr
• avoid-inline-spacing: add option for which css properties to look at
• checks: normalize check options to alway be an object
• checks,rules: remove deprecated checks and rules
• closest: VirtualNode implementation of Element.closest. Deprecate commons.dom.findUp and commons.dom.findUpVirtual
• color-contrast, utils: add more options to color-contrast, add utils.deepMerge, deprecate commons.color.hasValidContrastRatio
• commons/aria: deprecate getRole
• commons/standards: create the commons/standards object for helper functions against the standards table
• duplicate-img-label: add option for parentSelector
• get-role: add presentation role resolution and inheritance
• get-role: work with standards object
• globals: deduce required window and document globals from context
• has-descendant, page-no-duplicate: move page-has-elm and page-no-duplicate to generic check
• has-lang: add option for which attributes to look at
• has-text-content: add generic check has-text-content
• i18n: add Basque
• matcher: allow regex string to be parsed as regex
• matches: add explicitRole, implicitRole, and semanticRole matches functions
• matches-definition: add generic check matches-definition
• metadata-function-map: add metadata function map to support check evaulate functions as an id string
• non-space-content: switch all non-empty checks to new generic check
• object-alt,accessible-text: object-alt rule and accessible text to work with serial virtual nodes with children
• options: add ancestry CSS selector to nodes
• region: add option to match nodes as region
• required-attrs: deprecate options to pass more required attrs
• rule: add reviewOnFail option to have rule return as needs review instead of violation
• rule: optional impact on rules
• scope-value: add options for valid scope values
• standards: add ariaRoles standard
• standards: add dpub-roles spec
• standards: add get-aria-roles-supporting-name-from-content and deprecate aria/get-roles-with-name-from-content
• standards: add get-elements-by-content-type and implicit-html-roles
• add “ACT” tag for published W3C ACT rules
• standards: add html-elms spec
• standards: create standards object and ariaAttrs
• utils.getFlattenTree: default to documentElement
• valid-lang: add option for which attributes to look at
• update SC tags for label rule

Bug Fixes

• accessible-name-virtual: allow subtree text to work with virtual and serial nodes
• api: correct use of rules property in axe.run
• aria-allowed-attr: Add aria-orientation to radiogroup role
• aria-allowed-attr: allow aria-activedescendant on role=application
• aria-allowed-role: Add fieldset to allowed elements for radiogroup
• aria-allowed-role: allow role=presentation on hr
• aria-lablledby: work with virtual and serial virtual nodes
• aria-toggle-field-name: work with virtual nodes
• aria/allowed-attr: work with standards object
• aria/get-role-type: work with standards object
• autocomplete: allow all ‘tel-*’ autocomplete values on type=tel
• button-name: work with serial virtual node
• bypass: find headings in iframes
• color: allow all valid CSS colors
• color-contrast: account for text-shadow
• color-contrast: ignore aria-disabled labels
• color-contrast: properly handle truncated text
• dlitem: allow role=presentation on parent dl
• focusable-no-name: work with serial virtual nodes
• forms/*: allow all form control value checks to work with virtual nodes
• header-present: fail for headings with non-header role
• html-namespace-matches: work with serial virtual nodes
• implicit-roles: add proper implicit role calculation
• input-button-name: work with virtual nodes
• is-valid-autocomplete: allow autocomplete=”one-time-code”
• label: work with virtual nodes
• page-has-h1: allow aria-level=1 on native headings
• rule: allow impact to be configured
• rule,check: allow function ids for matches property in rule.configure
• run: cleanup globals if set from context
• svg-image-alt: work with serial virtual nodes
• types: Allow impact to be null
• types: Make any tag allowed
• typings: update types file
• virtual-node: default and lowercase type property
• ensure correctly generated axe is required by aria-supported build step
• aria-required-attr: pass aria-checked for elements with checked property
• axe.d.ts: add element to NodeResults
• color-contrast: mark more punctutions for review
• duplicate-id: list the duplicate id in message
• required-children: consider overriding descendant role
• scrollable-region-focusable: pass for elements with contenteditable
• th-has-data-cells: fail when only cell points to different header
• types: Add “wcag21aa” and “wcag21a” to our TS definition
• types: Add missing properties to Spec