fix(aria-roles): Add WAI-ARIA 1.2 roles

Adds new roles from WAI-ARIA 1.2 spec

Closes issue dequelabs#2107

lib/standards/aria-roles.js

@@ -39,11 +39,18 @@ const ariaRoles = {
 		type: 'landmark',
 		allowedAttrs: ['aria-expanded']
 	},
+	blockquote: {
+		type: 'structure'
+	},
 	button: {
 		type: 'widget',
 		allowedAttrs: ['aria-expanded', 'aria-pressed'],
 		nameFromContent: true
 	},
+	caption: {
+		type: 'structure',
+		requiredContext: ['figure', 'table', 'grid']
+	},
 	cell: {
 		type: 'structure',
 		requiredContext: ['row'],
@@ -67,6 +74,9 @@ const ariaRoles = {
 		allowedAttrs: ['aria-checked', 'aria-readonly', 'aria-required'],
 		nameFromContent: true
 	},
+	code: {
+		type: 'structure'
+	},
 	columnheader: {
 		type: 'structure',
 		requiredContext: ['row'],
@@ -117,6 +127,9 @@ const ariaRoles = {
 		type: 'structure',
 		allowedAttrs: ['aria-expanded']
 	},
+	deletion: {
+		type: 'structure'
+	},
 	dialog: {
 		type: 'widget',
 		allowedAttrs: ['aria-expanded', 'aria-modal']
@@ -131,6 +144,9 @@ const ariaRoles = {
 		type: 'structure',
 		allowedAttrs: ['aria-expanded']
 	},
+	emphasis: {
+		type: 'structure'
+	},
 	feed: {
 		type: 'structure',
 		requiredOwned: ['article'],
@@ -191,6 +207,9 @@ const ariaRoles = {
 	input: {
 		type: 'abstract'
 	},
+	insertion: {
+		type: 'structure'
+	},
 	landmark: {
 		type: 'abstract'
 	},
@@ -284,6 +303,10 @@ const ariaRoles = {
 		],
 		nameFromContent: true
 	},
+	meter: {
+		type: 'structure',
+		requiredAttrs: ['aria-valuemax', 'aria-valuemin', 'aria-valuenow']
+	},
 	navigation: {
 		type: 'landmark',
 		allowedAttrs: ['aria-expanded']
@@ -309,6 +332,9 @@ const ariaRoles = {
 		],
 		nameFromContent: true
 	},
+	paragraph: {
+		type: 'structure'
+	},
 	presentation: {
 		type: 'structure'
 	},
@@ -488,9 +514,18 @@ const ariaRoles = {
 		type: 'widget',
 		allowedAttrs: ['aria-expanded']
 	},
+	strong: {
+		type: 'structure'
+	},
 	structure: {
 		type: 'abstract'
 	},
+	subscript: {
+		type: 'structure'
+	},
+	superscript: {
+		type: 'structure'
+	},
 	switch: {
 		type: 'widget',
 		requiredAttrs: ['aria-checked'],
@@ -552,6 +587,9 @@ const ariaRoles = {
 			'aria-required'
 		]
 	},
+	time: {
+		type: 'structure'
+	},
 	timer: {
 		type: 'widget',
 		allowedAttrs: ['aria-expanded']