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Unified Diff: third_party/accessibility-audit/axs_testing.js

Issue 290493004: Bring accessibility-audit up to date (Closed) Base URL: https://chromium.googlesource.com/chromium/src
Patch Set: rebase Created 6 years, 7 months ago
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Index: third_party/accessibility-audit/axs_testing.js
diff --git a/third_party/accessibility-audit/axs_testing.js b/third_party/accessibility-audit/axs_testing.js
index 323141fed56303e69682f5cef5f79f5828bb95bb..f0e6f4a3512f666f801b03afac3d562f0f6833e9 100644
--- a/third_party/accessibility-audit/axs_testing.js
+++ b/third_party/accessibility-audit/axs_testing.js
@@ -1,5 +1,5 @@
/*
- * Copyright 2013 Google Inc.
+ * Copyright 2014 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*
- * Generated from http://github.com/GoogleChrome/accessibility-developer-tools/tree/2f50bfddc20fb2b4e08e4106ac0f97ac892b31f1
+ * Generated from http://github.com/GoogleChrome/accessibility-developer-tools/tree/3d4893b4ecd0eb8f4765e04479213d04b240f3e0
*
* See project README for build steps.
*/
@@ -22,79 +22,85 @@
var COMPILED = !0, goog = goog || {};
goog.global = this;
+goog.isDef = function(a) {
+ return void 0 !== a;
+};
goog.exportPath_ = function(a, b, c) {
a = a.split(".");
c = c || goog.global;
a[0] in c || !c.execScript || c.execScript("var " + a[0]);
- for(var d;a.length && (d = a.shift());) {
- a.length || void 0 === b ? c = c[d] ? c[d] : c[d] = {} : c[d] = b
+ for (var d;a.length && (d = a.shift());) {
+ !a.length && goog.isDef(b) ? c[d] = b : c = c[d] ? c[d] : c[d] = {};
}
};
goog.define = function(a, b) {
var c = b;
- COMPILED || goog.global.CLOSURE_DEFINES && Object.prototype.hasOwnProperty.call(goog.global.CLOSURE_DEFINES, a) && (c = goog.global.CLOSURE_DEFINES[a]);
- goog.exportPath_(a, c)
+ COMPILED || (goog.global.CLOSURE_UNCOMPILED_DEFINES && Object.prototype.hasOwnProperty.call(goog.global.CLOSURE_UNCOMPILED_DEFINES, a) ? c = goog.global.CLOSURE_UNCOMPILED_DEFINES[a] : goog.global.CLOSURE_DEFINES && Object.prototype.hasOwnProperty.call(goog.global.CLOSURE_DEFINES, a) && (c = goog.global.CLOSURE_DEFINES[a]));
+ goog.exportPath_(a, c);
};
goog.DEBUG = !0;
goog.LOCALE = "en";
goog.TRUSTED_SITE = !0;
+goog.STRICT_MODE_COMPATIBLE = !1;
goog.provide = function(a) {
- if(!COMPILED) {
- if(goog.isProvided_(a)) {
+ if (!COMPILED) {
+ if (goog.isProvided_(a)) {
throw Error('Namespace "' + a + '" already declared.');
}
delete goog.implicitNamespaces_[a];
- for(var b = a;(b = b.substring(0, b.lastIndexOf("."))) && !goog.getObjectByName(b);) {
- goog.implicitNamespaces_[b] = !0
+ for (var b = a;(b = b.substring(0, b.lastIndexOf("."))) && !goog.getObjectByName(b);) {
+ goog.implicitNamespaces_[b] = !0;
}
}
- goog.exportPath_(a)
+ goog.exportPath_(a);
};
goog.setTestOnly = function(a) {
- if(COMPILED && !goog.DEBUG) {
+ if (COMPILED && !goog.DEBUG) {
throw a = a || "", Error("Importing test-only code into non-debug environment" + a ? ": " + a : ".");
}
};
+goog.forwardDeclare = function(a) {
+};
COMPILED || (goog.isProvided_ = function(a) {
- return!goog.implicitNamespaces_[a] && !!goog.getObjectByName(a)
+ return!goog.implicitNamespaces_[a] && goog.isDefAndNotNull(goog.getObjectByName(a));
}, goog.implicitNamespaces_ = {});
goog.getObjectByName = function(a, b) {
- for(var c = a.split("."), d = b || goog.global, e;e = c.shift();) {
- if(goog.isDefAndNotNull(d[e])) {
- d = d[e]
- }else {
- return null
+ for (var c = a.split("."), d = b || goog.global, e;e = c.shift();) {
+ if (goog.isDefAndNotNull(d[e])) {
+ d = d[e];
+ } else {
+ return null;
}
}
- return d
+ return d;
};
goog.globalize = function(a, b) {
var c = b || goog.global, d;
- for(d in a) {
- c[d] = a[d]
+ for (d in a) {
+ c[d] = a[d];
}
};
goog.addDependency = function(a, b, c) {
- if(goog.DEPENDENCIES_ENABLED) {
+ if (goog.DEPENDENCIES_ENABLED) {
var d;
a = a.replace(/\\/g, "/");
- for(var e = goog.dependencies_, f = 0;d = b[f];f++) {
- e.nameToPath[d] = a, a in e.pathToNames || (e.pathToNames[a] = {}), e.pathToNames[a][d] = !0
+ for (var e = goog.dependencies_, f = 0;d = b[f];f++) {
+ e.nameToPath[d] = a, a in e.pathToNames || (e.pathToNames[a] = {}), e.pathToNames[a][d] = !0;
}
- for(d = 0;b = c[d];d++) {
- a in e.requires || (e.requires[a] = {}), e.requires[a][b] = !0
+ for (d = 0;b = c[d];d++) {
+ a in e.requires || (e.requires[a] = {}), e.requires[a][b] = !0;
}
}
};
goog.ENABLE_DEBUG_LOADER = !0;
goog.require = function(a) {
- if(!COMPILED && !goog.isProvided_(a)) {
- if(goog.ENABLE_DEBUG_LOADER) {
+ if (!COMPILED && !goog.isProvided_(a)) {
+ if (goog.ENABLE_DEBUG_LOADER) {
var b = goog.getPathFromDeps_(a);
- if(b) {
+ if (b) {
goog.included_[b] = !0;
goog.writeScripts_();
- return
+ return;
}
}
a = "goog.require could not find: " + a;
@@ -106,159 +112,159 @@ goog.basePath = "";
goog.nullFunction = function() {
};
goog.identityFunction = function(a, b) {
- return a
+ return a;
};
goog.abstractMethod = function() {
throw Error("unimplemented abstract method");
};
goog.addSingletonGetter = function(a) {
a.getInstance = function() {
- if(a.instance_) {
- return a.instance_
+ if (a.instance_) {
+ return a.instance_;
}
goog.DEBUG && (goog.instantiatedSingletons_[goog.instantiatedSingletons_.length] = a);
- return a.instance_ = new a
- }
+ return a.instance_ = new a;
+ };
};
goog.instantiatedSingletons_ = [];
goog.DEPENDENCIES_ENABLED = !COMPILED && goog.ENABLE_DEBUG_LOADER;
goog.DEPENDENCIES_ENABLED && (goog.included_ = {}, goog.dependencies_ = {pathToNames:{}, nameToPath:{}, requires:{}, visited:{}, written:{}}, goog.inHtmlDocument_ = function() {
var a = goog.global.document;
- return"undefined" != typeof a && "write" in a
+ return "undefined" != typeof a && "write" in a;
}, goog.findBasePath_ = function() {
- if(goog.global.CLOSURE_BASE_PATH) {
- goog.basePath = goog.global.CLOSURE_BASE_PATH
- }else {
- if(goog.inHtmlDocument_()) {
- for(var a = goog.global.document.getElementsByTagName("script"), b = a.length - 1;0 <= b;--b) {
+ if (goog.global.CLOSURE_BASE_PATH) {
+ goog.basePath = goog.global.CLOSURE_BASE_PATH;
+ } else {
+ if (goog.inHtmlDocument_()) {
+ for (var a = goog.global.document.getElementsByTagName("script"), b = a.length - 1;0 <= b;--b) {
var c = a[b].src, d = c.lastIndexOf("?"), d = -1 == d ? c.length : d;
- if("base.js" == c.substr(d - 7, 7)) {
+ if ("base.js" == c.substr(d - 7, 7)) {
goog.basePath = c.substr(0, d - 7);
- break
+ break;
}
}
}
}
}, goog.importScript_ = function(a) {
var b = goog.global.CLOSURE_IMPORT_SCRIPT || goog.writeScriptTag_;
- !goog.dependencies_.written[a] && b(a) && (goog.dependencies_.written[a] = !0)
+ !goog.dependencies_.written[a] && b(a) && (goog.dependencies_.written[a] = !0);
}, goog.writeScriptTag_ = function(a) {
- if(goog.inHtmlDocument_()) {
+ if (goog.inHtmlDocument_()) {
var b = goog.global.document;
- if("complete" == b.readyState) {
- if(/\bdeps.js$/.test(a)) {
- return!1
+ if ("complete" == b.readyState) {
+ if (/\bdeps.js$/.test(a)) {
+ return!1;
}
throw Error('Cannot write "' + a + '" after document load');
}
b.write('<script type="text/javascript" src="' + a + '">\x3c/script>');
- return!0
+ return!0;
}
- return!1
+ return!1;
}, goog.writeScripts_ = function() {
function a(e) {
- if(!(e in d.written)) {
- if(!(e in d.visited) && (d.visited[e] = !0, e in d.requires)) {
- for(var g in d.requires[e]) {
- if(!goog.isProvided_(g)) {
- if(g in d.nameToPath) {
- a(d.nameToPath[g])
- }else {
+ if (!(e in d.written)) {
+ if (!(e in d.visited) && (d.visited[e] = !0, e in d.requires)) {
+ for (var g in d.requires[e]) {
+ if (!goog.isProvided_(g)) {
+ if (g in d.nameToPath) {
+ a(d.nameToPath[g]);
+ } else {
throw Error("Undefined nameToPath for " + g);
}
}
}
}
- e in c || (c[e] = !0, b.push(e))
+ e in c || (c[e] = !0, b.push(e));
}
}
var b = [], c = {}, d = goog.dependencies_, e;
- for(e in goog.included_) {
- d.written[e] || a(e)
+ for (e in goog.included_) {
+ d.written[e] || a(e);
}
- for(e = 0;e < b.length;e++) {
- if(b[e]) {
- goog.importScript_(goog.basePath + b[e])
- }else {
+ for (e = 0;e < b.length;e++) {
+ if (b[e]) {
+ goog.importScript_(goog.basePath + b[e]);
+ } else {
throw Error("Undefined script input");
}
}
}, goog.getPathFromDeps_ = function(a) {
- return a in goog.dependencies_.nameToPath ? goog.dependencies_.nameToPath[a] : null
+ return a in goog.dependencies_.nameToPath ? goog.dependencies_.nameToPath[a] : null;
}, goog.findBasePath_(), goog.global.CLOSURE_NO_DEPS || goog.importScript_(goog.basePath + "deps.js"));
goog.typeOf = function(a) {
var b = typeof a;
- if("object" == b) {
- if(a) {
- if(a instanceof Array) {
- return"array"
+ if ("object" == b) {
+ if (a) {
+ if (a instanceof Array) {
+ return "array";
}
- if(a instanceof Object) {
- return b
+ if (a instanceof Object) {
+ return b;
}
var c = Object.prototype.toString.call(a);
- if("[object Window]" == c) {
- return"object"
+ if ("[object Window]" == c) {
+ return "object";
}
- if("[object Array]" == c || "number" == typeof a.length && "undefined" != typeof a.splice && "undefined" != typeof a.propertyIsEnumerable && !a.propertyIsEnumerable("splice")) {
- return"array"
+ if ("[object Array]" == c || "number" == typeof a.length && "undefined" != typeof a.splice && "undefined" != typeof a.propertyIsEnumerable && !a.propertyIsEnumerable("splice")) {
+ return "array";
}
- if("[object Function]" == c || "undefined" != typeof a.call && "undefined" != typeof a.propertyIsEnumerable && !a.propertyIsEnumerable("call")) {
- return"function"
+ if ("[object Function]" == c || "undefined" != typeof a.call && "undefined" != typeof a.propertyIsEnumerable && !a.propertyIsEnumerable("call")) {
+ return "function";
}
- }else {
- return"null"
+ } else {
+ return "null";
}
- }else {
- if("function" == b && "undefined" == typeof a.call) {
- return"object"
+ } else {
+ if ("function" == b && "undefined" == typeof a.call) {
+ return "object";
}
}
- return b
-};
-goog.isDef = function(a) {
- return void 0 !== a
+ return b;
};
goog.isNull = function(a) {
- return null === a
+ return null === a;
};
goog.isDefAndNotNull = function(a) {
- return null != a
+ return null != a;
};
goog.isArray = function(a) {
- return"array" == goog.typeOf(a)
+ return "array" == goog.typeOf(a);
};
goog.isArrayLike = function(a) {
var b = goog.typeOf(a);
- return"array" == b || "object" == b && "number" == typeof a.length
+ return "array" == b || "object" == b && "number" == typeof a.length;
};
goog.isDateLike = function(a) {
- return goog.isObject(a) && "function" == typeof a.getFullYear
+ return goog.isObject(a) && "function" == typeof a.getFullYear;
};
goog.isString = function(a) {
- return"string" == typeof a
+ return "string" == typeof a;
};
goog.isBoolean = function(a) {
- return"boolean" == typeof a
+ return "boolean" == typeof a;
};
goog.isNumber = function(a) {
- return"number" == typeof a
+ return "number" == typeof a;
};
goog.isFunction = function(a) {
- return"function" == goog.typeOf(a)
+ return "function" == goog.typeOf(a);
};
goog.isObject = function(a) {
var b = typeof a;
- return"object" == b && null != a || "function" == b
+ return "object" == b && null != a || "function" == b;
};
goog.getUid = function(a) {
- return a[goog.UID_PROPERTY_] || (a[goog.UID_PROPERTY_] = ++goog.uidCounter_)
+ return a[goog.UID_PROPERTY_] || (a[goog.UID_PROPERTY_] = ++goog.uidCounter_);
+};
+goog.hasUid = function(a) {
+ return!!a[goog.UID_PROPERTY_];
};
goog.removeUid = function(a) {
"removeAttribute" in a && a.removeAttribute(goog.UID_PROPERTY_);
try {
- delete a[goog.UID_PROPERTY_]
- }catch(b) {
+ delete a[goog.UID_PROPERTY_];
+ } catch (b) {
}
};
goog.UID_PROPERTY_ = "closure_uid_" + (1E9 * Math.random() >>> 0);
@@ -267,73 +273,73 @@ goog.getHashCode = goog.getUid;
goog.removeHashCode = goog.removeUid;
goog.cloneObject = function(a) {
var b = goog.typeOf(a);
- if("object" == b || "array" == b) {
- if(a.clone) {
- return a.clone()
+ if ("object" == b || "array" == b) {
+ if (a.clone) {
+ return a.clone();
}
var b = "array" == b ? [] : {}, c;
- for(c in a) {
- b[c] = goog.cloneObject(a[c])
+ for (c in a) {
+ b[c] = goog.cloneObject(a[c]);
}
- return b
+ return b;
}
- return a
+ return a;
};
goog.bindNative_ = function(a, b, c) {
- return a.call.apply(a.bind, arguments)
+ return a.call.apply(a.bind, arguments);
};
goog.bindJs_ = function(a, b, c) {
- if(!a) {
+ if (!a) {
throw Error();
}
- if(2 < arguments.length) {
+ if (2 < arguments.length) {
var d = Array.prototype.slice.call(arguments, 2);
return function() {
var c = Array.prototype.slice.call(arguments);
Array.prototype.unshift.apply(c, d);
- return a.apply(b, c)
- }
+ return a.apply(b, c);
+ };
}
return function() {
- return a.apply(b, arguments)
- }
+ return a.apply(b, arguments);
+ };
};
goog.bind = function(a, b, c) {
Function.prototype.bind && -1 != Function.prototype.bind.toString().indexOf("native code") ? goog.bind = goog.bindNative_ : goog.bind = goog.bindJs_;
- return goog.bind.apply(null, arguments)
+ return goog.bind.apply(null, arguments);
};
goog.partial = function(a, b) {
var c = Array.prototype.slice.call(arguments, 1);
return function() {
- var b = Array.prototype.slice.call(arguments);
- b.unshift.apply(b, c);
- return a.apply(this, b)
- }
+ var b = c.slice();
+ b.push.apply(b, arguments);
+ return a.apply(this, b);
+ };
};
goog.mixin = function(a, b) {
- for(var c in b) {
- a[c] = b[c]
+ for (var c in b) {
+ a[c] = b[c];
}
};
goog.now = goog.TRUSTED_SITE && Date.now || function() {
- return+new Date
+ return+new Date;
};
goog.globalEval = function(a) {
- if(goog.global.execScript) {
- goog.global.execScript(a, "JavaScript")
- }else {
- if(goog.global.eval) {
- if(null == goog.evalWorksForGlobals_ && (goog.global.eval("var _et_ = 1;"), "undefined" != typeof goog.global._et_ ? (delete goog.global._et_, goog.evalWorksForGlobals_ = !0) : goog.evalWorksForGlobals_ = !1), goog.evalWorksForGlobals_) {
- goog.global.eval(a)
- }else {
+ if (goog.global.execScript) {
+ goog.global.execScript(a, "JavaScript");
+ } else {
+ if (goog.global.eval) {
+ if (null == goog.evalWorksForGlobals_ && (goog.global.eval("var _et_ = 1;"), "undefined" != typeof goog.global._et_ ? (delete goog.global._et_, goog.evalWorksForGlobals_ = !0) : goog.evalWorksForGlobals_ = !1), goog.evalWorksForGlobals_) {
+ goog.global.eval(a);
+ } else {
var b = goog.global.document, c = b.createElement("script");
c.type = "text/javascript";
c.defer = !1;
c.appendChild(b.createTextNode(a));
b.body.appendChild(c);
- b.body.removeChild(c)
+ b.body.removeChild(c);
}
- }else {
+ } else {
throw Error("goog.globalEval not available");
}
}
@@ -341,39 +347,39 @@ goog.globalEval = function(a) {
goog.evalWorksForGlobals_ = null;
goog.getCssName = function(a, b) {
var c = function(a) {
- return goog.cssNameMapping_[a] || a
+ return goog.cssNameMapping_[a] || a;
}, d = function(a) {
a = a.split("-");
- for(var b = [], d = 0;d < a.length;d++) {
- b.push(c(a[d]))
+ for (var b = [], d = 0;d < a.length;d++) {
+ b.push(c(a[d]));
}
- return b.join("-")
+ return b.join("-");
}, d = goog.cssNameMapping_ ? "BY_WHOLE" == goog.cssNameMappingStyle_ ? c : d : function(a) {
- return a
+ return a;
};
- return b ? a + "-" + d(b) : d(a)
+ return b ? a + "-" + d(b) : d(a);
};
goog.setCssNameMapping = function(a, b) {
goog.cssNameMapping_ = a;
- goog.cssNameMappingStyle_ = b
+ goog.cssNameMappingStyle_ = b;
};
!COMPILED && goog.global.CLOSURE_CSS_NAME_MAPPING && (goog.cssNameMapping_ = goog.global.CLOSURE_CSS_NAME_MAPPING);
goog.getMsg = function(a, b) {
var c = b || {}, d;
- for(d in c) {
+ for (d in c) {
var e = ("" + c[d]).replace(/\$/g, "$$$$");
- a = a.replace(RegExp("\\{\\$" + d + "\\}", "gi"), e)
+ a = a.replace(new RegExp("\\{\\$" + d + "\\}", "gi"), e);
}
- return a
+ return a;
};
goog.getMsgWithFallback = function(a, b) {
- return a
+ return a;
};
goog.exportSymbol = function(a, b, c) {
- goog.exportPath_(a, b, c)
+ goog.exportPath_(a, b, c);
};
goog.exportProperty = function(a, b, c) {
- a[b] = c
+ a[b] = c;
};
goog.inherits = function(a, b) {
function c() {
@@ -381,37 +387,41 @@ goog.inherits = function(a, b) {
c.prototype = b.prototype;
a.superClass_ = b.prototype;
a.prototype = new c;
- a.prototype.constructor = a
+ a.prototype.constructor = a;
+ a.base = function(a, c, f) {
+ var g = Array.prototype.slice.call(arguments, 2);
+ return b.prototype[c].apply(a, g);
+ };
};
goog.base = function(a, b, c) {
var d = arguments.callee.caller;
- if(goog.DEBUG && !d) {
- throw Error("arguments.caller not defined. goog.base() expects not to be running in strict mode. See http://www.ecma-international.org/ecma-262/5.1/#sec-C");
- }
- if(d.superClass_) {
- return d.superClass_.constructor.apply(a, Array.prototype.slice.call(arguments, 1))
- }
- for(var e = Array.prototype.slice.call(arguments, 2), f = !1, g = a.constructor;g;g = g.superClass_ && g.superClass_.constructor) {
- if(g.prototype[b] === d) {
- f = !0
- }else {
- if(f) {
- return g.prototype[b].apply(a, e)
+ if (goog.STRICT_MODE_COMPATIBLE || goog.DEBUG && !d) {
+ throw Error("arguments.caller not defined. goog.base() cannot be used with strict mode code. See http://www.ecma-international.org/ecma-262/5.1/#sec-C");
+ }
+ if (d.superClass_) {
+ return d.superClass_.constructor.apply(a, Array.prototype.slice.call(arguments, 1));
+ }
+ for (var e = Array.prototype.slice.call(arguments, 2), f = !1, g = a.constructor;g;g = g.superClass_ && g.superClass_.constructor) {
+ if (g.prototype[b] === d) {
+ f = !0;
+ } else {
+ if (f) {
+ return g.prototype[b].apply(a, e);
}
}
}
- if(a[b] === d) {
- return a.constructor.prototype[b].apply(a, e)
+ if (a[b] === d) {
+ return a.constructor.prototype[b].apply(a, e);
}
throw Error("goog.base called from a method of one name to a method of a different name");
};
goog.scope = function(a) {
- a.call(goog.global)
+ a.call(goog.global);
};
var axs = {};
axs.browserUtils = {};
axs.browserUtils.matchSelector = function(a, b) {
- return a.webkitMatchesSelector ? a.webkitMatchesSelector(b) : a.mozMatchesSelector ? a.mozMatchesSelector(b) : !1
+ return a.webkitMatchesSelector ? a.webkitMatchesSelector(b) : a.mozMatchesSelector ? a.mozMatchesSelector(b) : !1;
};
axs.constants = {};
axs.constants.ARIA_ROLES = {alert:{namefrom:["author"], parent:["region"]}, alertdialog:{namefrom:["author"], namerequired:!0, parent:["alert", "dialog"]}, application:{namefrom:["author"], namerequired:!0, parent:["landmark"]}, article:{namefrom:["author"], parent:["document", "region"]}, banner:{namefrom:["author"], parent:["landmark"]}, button:{childpresentational:!0, namefrom:["contents", "author"], namerequired:!0, parent:["command"], properties:["aria-expanded", "aria-pressed"]}, checkbox:{namefrom:["contents",
@@ -431,28 +441,28 @@ namerequired:!0, parent:["input"], properties:["aria-activedescendant", "aria-au
namerequired:!0, parent:["grid", "tree"]}, treeitem:{namefrom:["contents", "author"], namerequired:!0, parent:["listitem", "option"]}, widget:{"abstract":!0, parent:["roletype"]}, window:{"abstract":!0, namefrom:[" author"], parent:["roletype"], properties:["aria-expanded"]}};
axs.constants.WIDGET_ROLES = {};
axs.constants.addAllParentRolesToSet_ = function(a, b) {
- if(a.parent) {
- for(var c = a.parent, d = 0;d < c.length;d++) {
+ if (a.parent) {
+ for (var c = a.parent, d = 0;d < c.length;d++) {
var e = c[d];
b[e] = !0;
- axs.constants.addAllParentRolesToSet_(axs.constants.ARIA_ROLES[e], b)
+ axs.constants.addAllParentRolesToSet_(axs.constants.ARIA_ROLES[e], b);
}
}
};
axs.constants.addAllPropertiesToSet_ = function(a, b, c) {
var d = a[b];
- if(d) {
- for(var e = 0;e < d.length;e++) {
- c[d[e]] = !0
+ if (d) {
+ for (var e = 0;e < d.length;e++) {
+ c[d[e]] = !0;
}
}
- if(a.parent) {
- for(a = a.parent, d = 0;d < a.length;d++) {
- axs.constants.addAllPropertiesToSet_(axs.constants.ARIA_ROLES[a[d]], b, c)
+ if (a.parent) {
+ for (a = a.parent, d = 0;d < a.length;d++) {
+ axs.constants.addAllPropertiesToSet_(axs.constants.ARIA_ROLES[a[d]], b, c);
}
}
};
-for(var roleName in axs.constants.ARIA_ROLES) {
+for (var roleName in axs.constants.ARIA_ROLES) {
var role = axs.constants.ARIA_ROLES[roleName], propertiesSet = {};
axs.constants.addAllPropertiesToSet_(role, "properties", propertiesSet);
role.propertiesSet = propertiesSet;
@@ -462,7 +472,7 @@ for(var roleName in axs.constants.ARIA_ROLES) {
var parentRolesSet = {};
axs.constants.addAllParentRolesToSet_(role, parentRolesSet);
role.allParentRolesSet = parentRolesSet;
- "widget" in parentRolesSet && (axs.constants.WIDGET_ROLES[roleName] = role)
+ "widget" in parentRolesSet && (axs.constants.WIDGET_ROLES[roleName] = role);
}
axs.constants.ARIA_PROPERTIES = {activedescendant:{type:"property", valueType:"idref"}, atomic:{defaultValue:"false", type:"property", valueType:"boolean"}, autocomplete:{defaultValue:"none", type:"property", valueType:"token", values:["inline", "list", "both", "none"]}, busy:{defaultValue:"false", type:"state", valueType:"boolean"}, checked:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "mixed", "undefined"]}, controls:{type:"property", valueType:"idref_list"},
describedby:{type:"property", valueType:"idref_list"}, disabled:{defaultValue:"false", type:"state", valueType:"boolean"}, dropeffect:{defaultValue:"none", type:"property", valueType:"token_list", values:"copy move link execute popup none".split(" ")}, expanded:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "undefined"]}, flowto:{type:"property", valueType:"idref_list"}, grabbed:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false",
@@ -485,13 +495,13 @@ axs.constants.TAG_TO_INFORMATION_TABLE_VERBOSE_MSG = {A:"tag_link", BUTTON:"tag_
axs.constants.TAG_TO_INFORMATION_TABLE_BRIEF_MSG = {BUTTON:"tag_button", SELECT:"tag_select", TEXTAREA:"tag_textarea"};
axs.constants.MIXED_VALUES = {"true":!0, "false":!0, mixed:!0};
(function() {
- for(var a in axs.constants.ARIA_PROPERTIES) {
+ for (var a in axs.constants.ARIA_PROPERTIES) {
var b = axs.constants.ARIA_PROPERTIES[a];
- if(b.values) {
- for(var c = {}, d = 0;d < b.values.length;d++) {
- c[b.values[d]] = !0
+ if (b.values) {
+ for (var c = {}, d = 0;d < b.values.length;d++) {
+ c[b.values[d]] = !0;
}
- b.valuesSet = c
+ b.valuesSet = c;
}
}
})();
@@ -504,287 +514,331 @@ axs.utils.Color = function(a, b, c, d) {
this.red = a;
this.green = b;
this.blue = c;
- this.alpha = d
+ this.alpha = d;
};
axs.utils.calculateContrastRatio = function(a, b) {
- if(!a || !b) {
- return null
+ if (!a || !b) {
+ return null;
}
1 > a.alpha && (a = axs.utils.flattenColors(a, b));
var c = axs.utils.calculateLuminance(a), d = axs.utils.calculateLuminance(b);
- return(Math.max(c, d) + 0.05) / (Math.min(c, d) + 0.05)
+ return(Math.max(c, d) + .05) / (Math.min(c, d) + .05);
};
axs.utils.luminanceRatio = function(a, b) {
- return(Math.max(a, b) + 0.05) / (Math.min(a, b) + 0.05)
+ return(Math.max(a, b) + .05) / (Math.min(a, b) + .05);
+};
+axs.utils.parentElement = function(a) {
+ if (!a) {
+ return null;
+ }
+ if (a.nodeType == Node.DOCUMENT_FRAGMENT_NODE) {
+ return a.host;
+ }
+ var b = a.parentElement;
+ if (b) {
+ return b;
+ }
+ a = a.parentNode;
+ if (!a) {
+ return null;
+ }
+ switch(a.nodeType) {
+ case Node.ELEMENT_NODE:
+ return a;
+ case Node.DOCUMENT_FRAGMENT_NODE:
+ return a.host;
+ default:
+ return null;
+ }
};
axs.utils.asElement = function(a) {
switch(a.nodeType) {
case Node.COMMENT_NODE:
return null;
case Node.ELEMENT_NODE:
- if("script" == a.tagName.toLowerCase()) {
- return null
+ if ("script" == a.tagName.toLowerCase()) {
+ return null;
}
break;
case Node.TEXT_NODE:
- a = a.parentElement;
+ a = axs.utils.parentElement(a);
break;
default:
- return console.warn("Unhandled node type: ", a.nodeType), null
+ return console.warn("Unhandled node type: ", a.nodeType), null;
}
- return a
+ return a;
};
axs.utils.elementIsTransparent = function(a) {
- return"0" == a.style.opacity
+ return "0" == a.style.opacity;
};
axs.utils.elementHasZeroArea = function(a) {
a = a.getBoundingClientRect();
var b = a.top - a.bottom;
- return a.right - a.left && b ? !1 : !0
+ return a.right - a.left && b ? !1 : !0;
};
axs.utils.elementIsOutsideScrollArea = function(a) {
- a = a.getBoundingClientRect();
- var b = document.body.scrollWidth, c = document.body.scrollTop, d = document.body.scrollLeft;
- return a.top >= document.body.scrollHeight || a.bottom <= -c || a.left >= b || a.right <= -d ? !0 : !1
+ for (var b = axs.utils.parentElement(a), c = a.ownerDocument.defaultView;b != c.document.body;) {
+ if (axs.utils.isClippedBy(a, b)) {
+ return!0;
+ }
+ if (axs.utils.canScrollTo(a, b) && !axs.utils.elementIsOutsideScrollArea(b)) {
+ return!1;
+ }
+ b = axs.utils.parentElement(b);
+ }
+ return!axs.utils.canScrollTo(a, c.document.body);
+};
+axs.utils.canScrollTo = function(a, b) {
+ var c = a.getBoundingClientRect(), d = b.getBoundingClientRect(), e = d.top, f = d.left, g = e - b.scrollTop, e = e - b.scrollTop + b.scrollHeight, h = f - b.scrollLeft + b.scrollWidth;
+ if (c.right < f - b.scrollLeft || c.bottom < g || c.left > h || c.top > e) {
+ return!1;
+ }
+ f = a.ownerDocument.defaultView;
+ g = f.getComputedStyle(b);
+ return c.left > d.right || c.top > d.bottom ? "scroll" == g.overflow || "auto" == g.overflow || b instanceof f.HTMLBodyElement : !0;
+};
+axs.utils.isClippedBy = function(a, b) {
+ var c = a.getBoundingClientRect(), d = b.getBoundingClientRect(), e = d.top - b.scrollTop, f = d.left - b.scrollLeft, g = a.ownerDocument.defaultView.getComputedStyle(b);
+ return(c.right < d.left || c.bottom < d.top || c.left > d.right || c.top > d.bottom) && "hidden" == g.overflow ? !0 : c.right < f || c.bottom < e ? "visible" != g.overflow : !1;
};
axs.utils.isAncestor = function(a, b) {
- return null == b ? !1 : b === a ? !0 : axs.utils.isAncestor(a, b.parentNode)
+ return null == b ? !1 : b === a ? !0 : axs.utils.isAncestor(a, b.parentNode);
};
axs.utils.overlappingElements = function(a) {
- if(axs.utils.elementHasZeroArea(a)) {
- return null
+ if (axs.utils.elementHasZeroArea(a)) {
+ return null;
}
- for(var b = [], c = a.getClientRects(), d = 0;d < c.length;d++) {
+ for (var b = [], c = a.getClientRects(), d = 0;d < c.length;d++) {
var e = c[d], e = document.elementFromPoint((e.left + e.right) / 2, (e.top + e.bottom) / 2);
- if(null != e && e != a && !axs.utils.isAncestor(e, a) && !axs.utils.isAncestor(a, e)) {
+ if (null != e && e != a && !axs.utils.isAncestor(e, a) && !axs.utils.isAncestor(a, e)) {
var f = window.getComputedStyle(e, null);
- f && (f = axs.utils.getBgColor(f, e)) && 0 < f.alpha && 0 > b.indexOf(e) && b.push(e)
+ f && (f = axs.utils.getBgColor(f, e)) && 0 < f.alpha && 0 > b.indexOf(e) && b.push(e);
}
}
- return b
+ return b;
};
axs.utils.elementIsHtmlControl = function(a) {
var b = a.ownerDocument.defaultView;
- return a instanceof b.HTMLButtonElement || a instanceof b.HTMLInputElement || a instanceof b.HTMLSelectElement || a instanceof b.HTMLTextAreaElement ? !0 : !1
+ return a instanceof b.HTMLButtonElement || a instanceof b.HTMLInputElement || a instanceof b.HTMLSelectElement || a instanceof b.HTMLTextAreaElement ? !0 : !1;
};
axs.utils.elementIsAriaWidget = function(a) {
- return a.hasAttribute("role") && (a = a.getAttribute("role")) && (a = axs.constants.ARIA_ROLES[a]) && "widget" in a.allParentRolesSet ? !0 : !1
+ return a.hasAttribute("role") && (a = a.getAttribute("role")) && (a = axs.constants.ARIA_ROLES[a]) && "widget" in a.allParentRolesSet ? !0 : !1;
};
axs.utils.elementIsVisible = function(a) {
- return axs.utils.elementIsTransparent(a) || axs.utils.elementHasZeroArea(a) || axs.utils.elementIsOutsideScrollArea(a) || axs.utils.overlappingElements(a).length ? !1 : !0
+ return axs.utils.elementIsTransparent(a) || axs.utils.elementHasZeroArea(a) || axs.utils.elementIsOutsideScrollArea(a) || axs.utils.overlappingElements(a).length ? !1 : !0;
};
axs.utils.isLargeFont = function(a) {
var b = a.fontSize;
a = "bold" == a.fontWeight;
var c = b.match(/(\d+)px/);
- if(c) {
+ if (c) {
b = parseInt(c[1], 10);
- if(c = window.getComputedStyle(document.body, null).fontSize.match(/(\d+)px/)) {
+ if (c = window.getComputedStyle(document.body, null).fontSize.match(/(\d+)px/)) {
var d = parseInt(c[1], 10), c = 1.2 * d, d = 1.5 * d
- }else {
- c = 19.2, d = 24
+ } else {
+ c = 19.2, d = 24;
}
- return a && b >= c || b >= d
+ return a && b >= c || b >= d;
}
- if(c = b.match(/(\d+)em/)) {
- return b = parseInt(c[1], 10), a && 1.2 <= b || 1.5 <= b ? !0 : !1
+ if (c = b.match(/(\d+)em/)) {
+ return b = parseInt(c[1], 10), a && 1.2 <= b || 1.5 <= b ? !0 : !1;
}
- if(c = b.match(/(\d+)%/)) {
- return b = parseInt(c[1], 10), a && 120 <= b || 150 <= b ? !0 : !1
+ if (c = b.match(/(\d+)%/)) {
+ return b = parseInt(c[1], 10), a && 120 <= b || 150 <= b ? !0 : !1;
}
- if(c = b.match(/(\d+)pt/)) {
- if(b = parseInt(c[1], 10), a && 14 <= b || 18 <= b) {
- return!0
+ if (c = b.match(/(\d+)pt/)) {
+ if (b = parseInt(c[1], 10), a && 14 <= b || 18 <= b) {
+ return!0;
}
}
- return!1
+ return!1;
};
axs.utils.getBgColor = function(a, b) {
var c = axs.utils.parseColor(a.backgroundColor);
- if(!c) {
- return null
+ if (!c) {
+ return null;
}
1 > a.opacity && (c.alpha *= a.opacity);
- if(1 > c.alpha) {
+ if (1 > c.alpha) {
var d = axs.utils.getParentBgColor(b);
- if(null == d) {
- return null
+ if (null == d) {
+ return null;
}
- c = axs.utils.flattenColors(c, d)
+ c = axs.utils.flattenColors(c, d);
}
- return c
+ return c;
};
axs.utils.getParentBgColor = function(a) {
var b = a;
a = [];
- for(var c = null;b = b.parentElement;) {
+ for (var c = null;b = axs.utils.parentElement(b);) {
var d = window.getComputedStyle(b, null);
- if(d) {
+ if (d) {
var e = axs.utils.parseColor(d.backgroundColor);
- if(e && (1 > d.opacity && (e.alpha *= d.opacity), 0 != e.alpha && (a.push(e), 1 == e.alpha))) {
+ if (e && (1 > d.opacity && (e.alpha *= d.opacity), 0 != e.alpha && (a.push(e), 1 == e.alpha))) {
c = !0;
- break
+ break;
}
}
}
c || a.push(new axs.utils.Color(255, 255, 255, 1));
- for(b = a.pop();a.length;) {
- c = a.pop(), b = axs.utils.flattenColors(c, b)
+ for (b = a.pop();a.length;) {
+ c = a.pop(), b = axs.utils.flattenColors(c, b);
}
- return b
+ return b;
};
axs.utils.getFgColor = function(a, b, c) {
var d = axs.utils.parseColor(a.color);
- if(!d) {
- return null
+ if (!d) {
+ return null;
}
1 > d.alpha && (d = axs.utils.flattenColors(d, c));
1 > a.opacity && (b = axs.utils.getParentBgColor(b), d.alpha *= a.opacity, d = axs.utils.flattenColors(d, b));
- return d
+ return d;
};
axs.utils.parseColor = function(a) {
var b = a.match(/^rgb\((\d+), (\d+), (\d+)\)$/);
- if(b) {
+ if (b) {
a = parseInt(b[1], 10);
var c = parseInt(b[2], 10), b = parseInt(b[3], 10), d;
- return new axs.utils.Color(a, c, b, 1)
+ return new axs.utils.Color(a, c, b, 1);
}
- return(b = a.match(/^rgba\((\d+), (\d+), (\d+), (\d+(\.\d+)?)\)/)) ? (d = parseInt(b[4], 10), a = parseInt(b[1], 10), c = parseInt(b[2], 10), b = parseInt(b[3], 10), new axs.utils.Color(a, c, b, d)) : null
+ return(b = a.match(/^rgba\((\d+), (\d+), (\d+), (\d+(\.\d+)?)\)/)) ? (d = parseInt(b[4], 10), a = parseInt(b[1], 10), c = parseInt(b[2], 10), b = parseInt(b[3], 10), new axs.utils.Color(a, c, b, d)) : null;
};
axs.utils.colorChannelToString = function(a) {
a = Math.round(a);
- return 15 >= a ? "0" + a.toString(16) : a.toString(16)
+ return 15 >= a ? "0" + a.toString(16) : a.toString(16);
};
axs.utils.colorToString = function(a) {
- return 1 == a.alpha ? "#" + axs.utils.colorChannelToString(a.red) + axs.utils.colorChannelToString(a.green) + axs.utils.colorChannelToString(a.blue) : "rgba(" + [a.red, a.green, a.blue, a.alpha].join() + ")"
+ return 1 == a.alpha ? "#" + axs.utils.colorChannelToString(a.red) + axs.utils.colorChannelToString(a.green) + axs.utils.colorChannelToString(a.blue) : "rgba(" + [a.red, a.green, a.blue, a.alpha].join() + ")";
};
axs.utils.luminanceFromContrastRatio = function(a, b, c) {
- return c ? (a + 0.05) * b - 0.05 : (a + 0.05) / b - 0.05
+ return c ? (a + .05) * b - .05 : (a + .05) / b - .05;
};
axs.utils.translateColor = function(a, b) {
var c = a[0], c = (b - c) / ((c > b ? 0 : 1) - c);
- return axs.utils.fromYCC([b, a[1] - a[1] * c, a[2] - a[2] * c])
+ return axs.utils.fromYCC([b, a[1] - a[1] * c, a[2] - a[2] * c]);
};
axs.utils.suggestColors = function(a, b, c, d) {
- if(!axs.utils.isLowContrast(c, d, !0)) {
- return null
+ if (!axs.utils.isLowContrast(c, d, !0)) {
+ return null;
}
- var e = {}, f = axs.utils.calculateLuminance(a), g = axs.utils.calculateLuminance(b), h = axs.utils.isLargeFont(d) ? 3 : 4.5, k = axs.utils.isLargeFont(d) ? 4.5 : 7, m = g > f, l = axs.utils.luminanceFromContrastRatio(f, h + 0.02, m), n = axs.utils.luminanceFromContrastRatio(f, k + 0.02, m), q = axs.utils.toYCC(b);
- if(axs.utils.isLowContrast(c, d, !1) && 1 >= l && 0 <= l) {
+ var e = {}, f = axs.utils.calculateLuminance(a), g = axs.utils.calculateLuminance(b), h = axs.utils.isLargeFont(d) ? 3 : 4.5, k = axs.utils.isLargeFont(d) ? 4.5 : 7, m = g > f, l = axs.utils.luminanceFromContrastRatio(f, h + .02, m), n = axs.utils.luminanceFromContrastRatio(f, k + .02, m), q = axs.utils.toYCC(b);
+ if (axs.utils.isLowContrast(c, d, !1) && 1 >= l && 0 <= l) {
var p = axs.utils.translateColor(q, l), l = axs.utils.calculateContrastRatio(p, a);
axs.utils.calculateLuminance(p);
f = {};
f.fg = axs.utils.colorToString(p);
f.bg = axs.utils.colorToString(a);
f.contrast = l.toFixed(2);
- e.AA = f
+ e.AA = f;
}
axs.utils.isLowContrast(c, d, !0) && 1 >= n && 0 <= n && (n = axs.utils.translateColor(q, n), l = axs.utils.calculateContrastRatio(n, a), f = {}, f.fg = axs.utils.colorToString(n), f.bg = axs.utils.colorToString(a), f.contrast = l.toFixed(2), e.AAA = f);
- h = axs.utils.luminanceFromContrastRatio(g, h + 0.02, !m);
- g = axs.utils.luminanceFromContrastRatio(g, k + 0.02, !m);
+ h = axs.utils.luminanceFromContrastRatio(g, h + .02, !m);
+ g = axs.utils.luminanceFromContrastRatio(g, k + .02, !m);
a = axs.utils.toYCC(a);
!("AA" in e) && axs.utils.isLowContrast(c, d, !1) && 1 >= h && 0 <= h && (k = axs.utils.translateColor(a, h), l = axs.utils.calculateContrastRatio(b, k), f = {}, f.bg = axs.utils.colorToString(k), f.fg = axs.utils.colorToString(b), f.contrast = l.toFixed(2), e.AA = f);
!("AAA" in e) && axs.utils.isLowContrast(c, d, !0) && 1 >= g && 0 <= g && (c = axs.utils.translateColor(a, g), l = axs.utils.calculateContrastRatio(b, c), f = {}, f.bg = axs.utils.colorToString(c), f.fg = axs.utils.colorToString(b), f.contrast = l.toFixed(2), e.AAA = f);
- return e
+ return e;
};
axs.utils.flattenColors = function(a, b) {
var c = a.alpha;
- return new axs.utils.Color((1 - c) * b.red + c * a.red, (1 - c) * b.green + c * a.green, (1 - c) * b.blue + c * a.blue, a.alpha + b.alpha * (1 - a.alpha))
+ return new axs.utils.Color((1 - c) * b.red + c * a.red, (1 - c) * b.green + c * a.green, (1 - c) * b.blue + c * a.blue, a.alpha + b.alpha * (1 - a.alpha));
};
axs.utils.calculateLuminance = function(a) {
- return axs.utils.toYCC(a)[0]
+ return axs.utils.toYCC(a)[0];
};
axs.utils.RGBToYCCMatrix = function(a, b) {
- return[[a, 1 - a - b, b], [-a / (2 - 2 * b), (a + b - 1) / (2 - 2 * b), (1 - b) / (2 - 2 * b)], [(1 - a) / (2 - 2 * a), (a + b - 1) / (2 - 2 * a), -b / (2 - 2 * a)]]
+ return[[a, 1 - a - b, b], [-a / (2 - 2 * b), (a + b - 1) / (2 - 2 * b), (1 - b) / (2 - 2 * b)], [(1 - a) / (2 - 2 * a), (a + b - 1) / (2 - 2 * a), -b / (2 - 2 * a)]];
};
axs.utils.invert3x3Matrix = function(a) {
var b = a[0][0], c = a[0][1], d = a[0][2], e = a[1][0], f = a[1][1], g = a[1][2], h = a[2][0], k = a[2][1];
a = a[2][2];
- return axs.utils.scalarMultiplyMatrix([[f * a - g * k, d * k - c * a, c * g - d * f], [g * h - e * a, b * a - d * h, d * e - b * g], [e * k - f * h, h * c - b * k, b * f - c * e]], 1 / (b * (f * a - g * k) - c * (a * e - g * h) + d * (e * k - f * h)))
+ return axs.utils.scalarMultiplyMatrix([[f * a - g * k, d * k - c * a, c * g - d * f], [g * h - e * a, b * a - d * h, d * e - b * g], [e * k - f * h, h * c - b * k, b * f - c * e]], 1 / (b * (f * a - g * k) - c * (a * e - g * h) + d * (e * k - f * h)));
};
axs.utils.scalarMultiplyMatrix = function(a, b) {
- for(var c = [[], [], []], d = 0;3 > d;d++) {
- for(var e = 0;3 > e;e++) {
- c[d][e] = a[d][e] * b
+ for (var c = [[], [], []], d = 0;3 > d;d++) {
+ for (var e = 0;3 > e;e++) {
+ c[d][e] = a[d][e] * b;
}
}
- return c
+ return c;
};
-axs.utils.kR = 0.2126;
-axs.utils.kB = 0.0722;
+axs.utils.kR = .2126;
+axs.utils.kB = .0722;
axs.utils.YCC_MATRIX = axs.utils.RGBToYCCMatrix(axs.utils.kR, axs.utils.kB);
axs.utils.INVERTED_YCC_MATRIX = axs.utils.invert3x3Matrix(axs.utils.YCC_MATRIX);
axs.utils.convertColor = function(a, b) {
var c = b[0], d = b[1], e = b[2];
- return[a[0][0] * c + a[0][1] * d + a[0][2] * e, a[1][0] * c + a[1][1] * d + a[1][2] * e, a[2][0] * c + a[2][1] * d + a[2][2] * e]
+ return[a[0][0] * c + a[0][1] * d + a[0][2] * e, a[1][0] * c + a[1][1] * d + a[1][2] * e, a[2][0] * c + a[2][1] * d + a[2][2] * e];
};
axs.utils.multiplyMatrices = function(a, b) {
- for(var c = [[], [], []], d = 0;3 > d;d++) {
- for(var e = 0;3 > e;e++) {
- c[d][e] = a[d][0] * b[0][e] + a[d][1] * b[1][e] + a[d][2] * b[2][e]
+ for (var c = [[], [], []], d = 0;3 > d;d++) {
+ for (var e = 0;3 > e;e++) {
+ c[d][e] = a[d][0] * b[0][e] + a[d][1] * b[1][e] + a[d][2] * b[2][e];
}
}
- return c
+ return c;
};
axs.utils.toYCC = function(a) {
var b = a.red / 255, c = a.green / 255;
a = a.blue / 255;
- b = 0.03928 >= b ? b / 12.92 : Math.pow((b + 0.055) / 1.055, 2.4);
- c = 0.03928 >= c ? c / 12.92 : Math.pow((c + 0.055) / 1.055, 2.4);
- a = 0.03928 >= a ? a / 12.92 : Math.pow((a + 0.055) / 1.055, 2.4);
- return axs.utils.convertColor(axs.utils.YCC_MATRIX, [b, c, a])
+ b = .03928 >= b ? b / 12.92 : Math.pow((b + .055) / 1.055, 2.4);
+ c = .03928 >= c ? c / 12.92 : Math.pow((c + .055) / 1.055, 2.4);
+ a = .03928 >= a ? a / 12.92 : Math.pow((a + .055) / 1.055, 2.4);
+ return axs.utils.convertColor(axs.utils.YCC_MATRIX, [b, c, a]);
};
axs.utils.fromYCC = function(a) {
var b = axs.utils.convertColor(axs.utils.INVERTED_YCC_MATRIX, a), c = b[0];
a = b[1];
b = b[2];
- c = 0.00303949 >= c ? 12.92 * c : 1.055 * Math.pow(c, 1 / 2.4) - 0.055;
- a = 0.00303949 >= a ? 12.92 * a : 1.055 * Math.pow(a, 1 / 2.4) - 0.055;
- b = 0.00303949 >= b ? 12.92 * b : 1.055 * Math.pow(b, 1 / 2.4) - 0.055;
+ c = .00303949 >= c ? 12.92 * c : 1.055 * Math.pow(c, 1 / 2.4) - .055;
+ a = .00303949 >= a ? 12.92 * a : 1.055 * Math.pow(a, 1 / 2.4) - .055;
+ b = .00303949 >= b ? 12.92 * b : 1.055 * Math.pow(b, 1 / 2.4) - .055;
c = Math.min(Math.max(Math.round(255 * c), 0), 255);
a = Math.min(Math.max(Math.round(255 * a), 0), 255);
b = Math.min(Math.max(Math.round(255 * b), 0), 255);
- return new axs.utils.Color(c, a, b, 1)
+ return new axs.utils.Color(c, a, b, 1);
};
axs.utils.scalarMultiplyMatrix = function(a, b) {
- for(var c = [[], [], []], d = 0;3 > d;d++) {
- for(var e = 0;3 > e;e++) {
- c[d][e] = a[d][e] * b
+ for (var c = [[], [], []], d = 0;3 > d;d++) {
+ for (var e = 0;3 > e;e++) {
+ c[d][e] = a[d][e] * b;
}
}
- return c
+ return c;
};
axs.utils.multiplyMatrices = function(a, b) {
- for(var c = [[], [], []], d = 0;3 > d;d++) {
- for(var e = 0;3 > e;e++) {
- c[d][e] = a[d][0] * b[0][e] + a[d][1] * b[1][e] + a[d][2] * b[2][e]
+ for (var c = [[], [], []], d = 0;3 > d;d++) {
+ for (var e = 0;3 > e;e++) {
+ c[d][e] = a[d][0] * b[0][e] + a[d][1] * b[1][e] + a[d][2] * b[2][e];
}
}
- return c
+ return c;
};
axs.utils.getContrastRatioForElement = function(a) {
var b = window.getComputedStyle(a, null);
- return axs.utils.getContrastRatioForElementWithComputedStyle(b, a)
+ return axs.utils.getContrastRatioForElementWithComputedStyle(b, a);
};
axs.utils.getContrastRatioForElementWithComputedStyle = function(a, b) {
- if(axs.utils.isElementHidden(b)) {
- return null
+ if (axs.utils.isElementHidden(b)) {
+ return null;
}
var c = axs.utils.getBgColor(a, b);
- if(!c) {
- return null
+ if (!c) {
+ return null;
}
var d = axs.utils.getFgColor(a, b, c);
- return d ? axs.utils.calculateContrastRatio(d, c) : null
+ return d ? axs.utils.calculateContrastRatio(d, c) : null;
};
axs.utils.isNativeTextElement = function(a) {
var b = a.tagName.toLowerCase();
a = a.type ? a.type.toLowerCase() : "";
- if("textarea" == b) {
- return!0
+ if ("textarea" == b) {
+ return!0;
}
- if("input" != b) {
- return!1
+ if ("input" != b) {
+ return!1;
}
switch(a) {
case "email":
@@ -804,62 +858,62 @@ axs.utils.isNativeTextElement = function(a) {
case "":
return!0;
default:
- return!1
+ return!1;
}
};
axs.utils.isLowContrast = function(a, b, c) {
a = Math.round(10 * a) / 10;
- return c ? 4.5 > a || !axs.utils.isLargeFont(b) && 7 > a : 3 > a || !axs.utils.isLargeFont(b) && 4.5 > a
+ return c ? 4.5 > a || !axs.utils.isLargeFont(b) && 7 > a : 3 > a || !axs.utils.isLargeFont(b) && 4.5 > a;
};
axs.utils.hasLabel = function(a) {
var b = a.tagName.toLowerCase(), c = a.type ? a.type.toLowerCase() : "";
- if(a.hasAttribute("aria-label") || a.hasAttribute("title") || "img" == b && a.hasAttribute("alt") || "input" == b && "image" == c && a.hasAttribute("alt") || "input" == b && ("submit" == c || "reset" == c) || a.hasAttribute("aria-labelledby") || axs.utils.isNativeTextElement(a) && a.hasAttribute("placeholder") || a.hasAttribute("id") && 0 < document.querySelectorAll('label[for="' + a.id + '"]').length) {
- return!0
+ if (a.hasAttribute("aria-label") || a.hasAttribute("title") || "img" == b && a.hasAttribute("alt") || "input" == b && "image" == c && a.hasAttribute("alt") || "input" == b && ("submit" == c || "reset" == c) || a.hasAttribute("aria-labelledby") || axs.utils.isNativeTextElement(a) && a.hasAttribute("placeholder") || a.hasAttribute("id") && 0 < document.querySelectorAll('label[for="' + a.id + '"]').length) {
+ return!0;
}
- for(b = a.parentElement;b;) {
- if("label" == b.tagName.toLowerCase() && b.control == a) {
- return!0
+ for (b = axs.utils.parentElement(a);b;) {
+ if ("label" == b.tagName.toLowerCase() && b.control == a) {
+ return!0;
}
- b = b.parentElement
+ b = axs.utils.parentElement(b);
}
- return!1
+ return!1;
};
axs.utils.isElementHidden = function(a) {
- if(!(a instanceof a.ownerDocument.defaultView.HTMLElement)) {
- return!1
+ if (!(a instanceof a.ownerDocument.defaultView.HTMLElement)) {
+ return!1;
}
- if(a.hasAttribute("chromevoxignoreariahidden")) {
+ if (a.hasAttribute("chromevoxignoreariahidden")) {
var b = !0
}
var c = window.getComputedStyle(a, null);
- return"none" == c.display || "hidden" == c.visibility ? !0 : a.hasAttribute("aria-hidden") && "true" == a.getAttribute("aria-hidden").toLowerCase() ? !b : !1
+ return "none" == c.display || "hidden" == c.visibility ? !0 : a.hasAttribute("aria-hidden") && "true" == a.getAttribute("aria-hidden").toLowerCase() ? !b : !1;
};
axs.utils.isElementOrAncestorHidden = function(a) {
- return axs.utils.isElementHidden(a) ? !0 : a.parentElement ? axs.utils.isElementOrAncestorHidden(a.parentElement) : !1
+ return axs.utils.isElementHidden(a) ? !0 : axs.utils.parentElement(a) ? axs.utils.isElementOrAncestorHidden(axs.utils.parentElement(a)) : !1;
};
axs.utils.isInlineElement = function(a) {
a = a.tagName.toUpperCase();
- return axs.constants.InlineElements[a]
+ return axs.constants.InlineElements[a];
};
axs.utils.getRoles = function(a) {
- if(!a.hasAttribute("role")) {
- return!1
+ if (!a.hasAttribute("role")) {
+ return!1;
}
a = a.getAttribute("role").split(" ");
- for(var b = [], c = !0, d = 0;d < a.length;d++) {
+ for (var b = [], c = !0, d = 0;d < a.length;d++) {
var e = a[d];
- axs.constants.ARIA_ROLES[e] ? b.push({name:e, details:axs.constants.ARIA_ROLES[e], valid:!0}) : (b.push({name:e, valid:!1}), c = !1)
+ axs.constants.ARIA_ROLES[e] ? b.push({name:e, details:axs.constants.ARIA_ROLES[e], valid:!0}) : (b.push({name:e, valid:!1}), c = !1);
}
- return{roles:b, valid:c}
+ return{roles:b, valid:c};
};
axs.utils.getAriaPropertyValue = function(a, b, c) {
var d = a.replace(/^aria-/, ""), e = axs.constants.ARIA_PROPERTIES[d], d = {name:a, rawValue:b};
- if(!e) {
- return d.valid = !1, d.reason = '"' + a + '" is not a valid ARIA property', d
+ if (!e) {
+ return d.valid = !1, d.reason = '"' + a + '" is not a valid ARIA property', d;
}
e = e.valueType;
- if(!e) {
- return d.valid = !1, d.reason = '"' + a + '" is not a valid ARIA property', d
+ if (!e) {
+ return d.valid = !1, d.reason = '"' + a + '" is not a valid ARIA property', d;
}
switch(e) {
case "idref":
@@ -867,16 +921,16 @@ axs.utils.getAriaPropertyValue = function(a, b, c) {
case "idref_list":
a = b.split(/\s+/);
d.valid = !0;
- for(b = 0;b < a.length;b++) {
- e = axs.utils.isValidIDRefValue(a[b], c), e.valid || (d.valid = !1), d.values ? d.values.push(e) : d.values = [e]
+ for (b = 0;b < a.length;b++) {
+ e = axs.utils.isValidIDRefValue(a[b], c), e.valid || (d.valid = !1), d.values ? d.values.push(e) : d.values = [e];
}
return d;
case "integer":
;
case "decimal":
c = axs.utils.isValidNumber(b);
- if(!c.valid) {
- return d.valid = !1, d.reason = c.reason, d
+ if (!c.valid) {
+ return d.valid = !1, d.reason = c.reason, d;
}
Math.floor(c.value) != c.value ? (d.valid = !1, d.reason = "" + b + " is not a whole integer") : (d.valid = !0, d.value = c.value);
return d;
@@ -889,371 +943,378 @@ axs.utils.getAriaPropertyValue = function(a, b, c) {
case "token_list":
e = b.split(/\s+/);
d.valid = !0;
- for(b = 0;b < e.length;b++) {
- c = axs.utils.isValidTokenValue(a, e[b].toLowerCase()), c.valid || (d.valid = !1, d.reason ? (d.reason = [d.reason], d.reason.push(c.reason)) : (d.reason = c.reason, d.possibleValues = c.possibleValues)), d.values ? d.values.push(c.value) : d.values = [c.value]
+ for (b = 0;b < e.length;b++) {
+ c = axs.utils.isValidTokenValue(a, e[b].toLowerCase()), c.valid || (d.valid = !1, d.reason ? (d.reason = [d.reason], d.reason.push(c.reason)) : (d.reason = c.reason, d.possibleValues = c.possibleValues)), d.values ? d.values.push(c.value) : d.values = [c.value];
}
return d;
case "tristate":
return c = axs.utils.isPossibleValue(b.toLowerCase(), axs.constants.MIXED_VALUES, a), c.valid ? (d.valid = !0, d.value = c.value) : (d.valid = !1, d.value = b, d.reason = c.reason), d;
case "boolean":
- return c = axs.utils.isValidBoolean(b), c.valid ? (d.valid = !0, d.value = c.value) : (d.valid = !1, d.value = b, d.reason = c.reason), d
+ return c = axs.utils.isValidBoolean(b), c.valid ? (d.valid = !0, d.value = c.value) : (d.valid = !1, d.value = b, d.reason = c.reason), d;
}
d.valid = !1;
d.reason = "Not a valid ARIA property";
- return d
+ return d;
};
axs.utils.isValidTokenValue = function(a, b) {
var c = a.replace(/^aria-/, "");
- return axs.utils.isPossibleValue(b, axs.constants.ARIA_PROPERTIES[c].valuesSet, a)
+ return axs.utils.isPossibleValue(b, axs.constants.ARIA_PROPERTIES[c].valuesSet, a);
};
axs.utils.isPossibleValue = function(a, b, c) {
- return b[a] ? {valid:!0, value:a} : {valid:!1, value:a, reason:'"' + a + '" is not a valid value for ' + c, possibleValues:Object.keys(b)}
+ return b[a] ? {valid:!0, value:a} : {valid:!1, value:a, reason:'"' + a + '" is not a valid value for ' + c, possibleValues:Object.keys(b)};
};
axs.utils.isValidBoolean = function(a) {
try {
- var b = JSON.parse(a)
- }catch(c) {
- b = ""
+ var b = JSON.parse(a);
+ } catch (c) {
+ b = "";
}
- return"boolean" != typeof b ? {valid:!1, value:a, reason:'"' + a + '" is not a true/false value'} : {valid:!0, value:b}
+ return "boolean" != typeof b ? {valid:!1, value:a, reason:'"' + a + '" is not a true/false value'} : {valid:!0, value:b};
};
axs.utils.isValidIDRefValue = function(a, b) {
- return 0 == a.length ? {valid:!0, idref:a} : b.ownerDocument.getElementById(a) ? {valid:!0, idref:a} : {valid:!1, idref:a, reason:'No element with ID "' + a + '"'}
+ return 0 == a.length ? {valid:!0, idref:a} : b.ownerDocument.getElementById(a) ? {valid:!0, idref:a} : {valid:!1, idref:a, reason:'No element with ID "' + a + '"'};
};
axs.utils.isValidNumber = function(a) {
try {
- var b = JSON.parse(a)
- }catch(c) {
- return{valid:!1, value:a, reason:'"' + a + '" is not a number'}
+ var b = JSON.parse(a);
+ } catch (c) {
+ return{valid:!1, value:a, reason:'"' + a + '" is not a number'};
}
- return"number" != typeof b ? {valid:!1, value:a, reason:'"' + a + '" is not a number'} : {valid:!0, value:b}
+ return "number" != typeof b ? {valid:!1, value:a, reason:'"' + a + '" is not a number'} : {valid:!0, value:b};
};
axs.utils.isElementImplicitlyFocusable = function(a) {
var b = a.ownerDocument.defaultView;
- return a instanceof b.HTMLAnchorElement || a instanceof b.HTMLAreaElement ? a.hasAttribute("href") : a instanceof b.HTMLInputElement || a instanceof b.HTMLSelectElement || a instanceof b.HTMLTextAreaElement || a instanceof b.HTMLButtonElement || a instanceof b.HTMLIFrameElement ? !a.disabled : !1
+ return a instanceof b.HTMLAnchorElement || a instanceof b.HTMLAreaElement ? a.hasAttribute("href") : a instanceof b.HTMLInputElement || a instanceof b.HTMLSelectElement || a instanceof b.HTMLTextAreaElement || a instanceof b.HTMLButtonElement || a instanceof b.HTMLIFrameElement ? !a.disabled : !1;
};
axs.utils.values = function(a) {
var b = [], c;
- for(c in a) {
- a.hasOwnProperty(c) && "function" != typeof a[c] && b.push(a[c])
+ for (c in a) {
+ a.hasOwnProperty(c) && "function" != typeof a[c] && b.push(a[c]);
}
- return b
+ return b;
};
axs.utils.namedValues = function(a) {
var b = {}, c;
- for(c in a) {
- a.hasOwnProperty(c) && "function" != typeof a[c] && (b[c] = a[c])
+ for (c in a) {
+ a.hasOwnProperty(c) && "function" != typeof a[c] && (b[c] = a[c]);
}
- return b
+ return b;
};
axs.utils.getQuerySelectorText = function(a) {
- if(null == a || "HTML" == a.tagName) {
- return"html"
+ if (null == a || "HTML" == a.tagName) {
+ return "html";
}
- if("BODY" == a.tagName) {
- return"body"
+ if ("BODY" == a.tagName) {
+ return "body";
}
- if(a.hasAttribute) {
- if(a.id) {
- return"#" + a.id
+ if (a.hasAttribute) {
+ if (a.id) {
+ return "#" + a.id;
}
- if(a.className) {
- for(var b = "", c = 0;c < a.classList.length;c++) {
- b += "." + a.classList[c]
+ if (a.className) {
+ for (var b = "", c = 0;c < a.classList.length;c++) {
+ b += "." + a.classList[c];
}
var d = 0;
- if(a.parentNode) {
- for(c = 0;c < a.parentNode.children.length;c++) {
+ if (a.parentNode) {
+ for (c = 0;c < a.parentNode.children.length;c++) {
var e = a.parentNode.children[c];
axs.browserUtils.matchSelector(e, b) && d++;
- if(e === a) {
- break
+ if (e === a) {
+ break;
}
}
- }else {
- d = 1
+ } else {
+ d = 1;
}
- return 1 == d ? axs.utils.getQuerySelectorText(a.parentNode) + " > " + b : axs.utils.getQuerySelectorText(a.parentNode) + " > " + b + ":nth-of-type(" + d + ")"
+ return 1 == d ? axs.utils.getQuerySelectorText(a.parentNode) + " > " + b : axs.utils.getQuerySelectorText(a.parentNode) + " > " + b + ":nth-of-type(" + d + ")";
}
- if(a.parentNode) {
+ if (a.parentNode) {
b = a.parentNode.children;
d = 1;
- for(c = 0;b[c] !== a;) {
- b[c].tagName == a.tagName && d++, c++
+ for (c = 0;b[c] !== a;) {
+ b[c].tagName == a.tagName && d++, c++;
}
c = "";
"BODY" != a.parentNode.tagName && (c = axs.utils.getQuerySelectorText(a.parentNode) + " > ");
- return 1 == d ? c + a.tagName : c + a.tagName + ":nth-of-type(" + d + ")"
+ return 1 == d ? c + a.tagName : c + a.tagName + ":nth-of-type(" + d + ")";
}
- }else {
- if(a.selectorText) {
- return a.selectorText
+ } else {
+ if (a.selectorText) {
+ return a.selectorText;
}
}
- return""
+ return "";
};
axs.properties = {};
axs.properties.TEXT_CONTENT_XPATH = './/text()[normalize-space(.)!=""]/parent::*[name()!="script"]';
axs.properties.getFocusProperties = function(a) {
var b = {}, c = a.getAttribute("tabindex");
void 0 != c ? b.tabindex = {value:c, valid:!0} : axs.utils.isElementImplicitlyFocusable(a) && (b.implicitlyFocusable = {value:!0, valid:!0});
- if(0 == Object.keys(b).length) {
- return null
- }
- var c = axs.utils.elementIsTransparent(a), d = axs.utils.elementHasZeroArea(a), e = axs.utils.elementIsOutsideScrollArea(a), f = axs.utils.overlappingElements(a);
- if(c || d || e || 0 < f.length) {
- var g = axs.utils.isElementOrAncestorHidden(a), h = {value:!1, valid:g};
- c && (h.transparent = !0);
- d && (h.zeroArea = !0);
- e && (h.outsideScrollArea = !0);
- 0 < f.length && (h.overlappingElements = f);
- h.hidden = {value:g, reason:axs.properties.getHiddenReason(a), valid:g};
- b.visible = h
- }else {
- b.visible = {value:!0, valid:!0}
- }
- return b
+ if (0 == Object.keys(b).length) {
+ return null;
+ }
+ var d = axs.utils.elementIsTransparent(a), e = axs.utils.elementHasZeroArea(a), f = axs.utils.elementIsOutsideScrollArea(a), g = axs.utils.overlappingElements(a);
+ if (d || e || f || 0 < g.length) {
+ var c = axs.utils.isElementOrAncestorHidden(a), h = {value:!1, valid:c};
+ d && (h.transparent = !0);
+ e && (h.zeroArea = !0);
+ f && (h.outsideScrollArea = !0);
+ g && 0 < g.length && (h.overlappingElements = g);
+ d = {value:c, valid:c};
+ c && (d.reason = axs.properties.getHiddenReason(a));
+ h.hidden = d;
+ b.visible = h;
+ } else {
+ b.visible = {value:!0, valid:!0};
+ }
+ return b;
};
axs.properties.getHiddenReason = function(a) {
- if(!(a && a instanceof a.ownerDocument.defaultView.HTMLElement)) {
- return null
+ if (!(a && a instanceof a.ownerDocument.defaultView.HTMLElement)) {
+ return null;
}
- if(a.hasAttribute("chromevoxignoreariahidden")) {
+ if (a.hasAttribute("chromevoxignoreariahidden")) {
var b = !0
}
var c = window.getComputedStyle(a, null);
- return"none" == c.display ? {property:"display: none", on:a} : "hidden" == c.visibility ? {property:"visibility: hidden", on:a} : a.hasAttribute("aria-hidden") && "true" == a.getAttribute("aria-hidden").toLowerCase() && !b ? {property:"aria-hidden", on:a} : axs.properties.getHiddenReason(a.parentElement)
+ return "none" == c.display ? {property:"display: none", on:a} : "hidden" == c.visibility ? {property:"visibility: hidden", on:a} : a.hasAttribute("aria-hidden") && "true" == a.getAttribute("aria-hidden").toLowerCase() && !b ? {property:"aria-hidden", on:a} : axs.properties.getHiddenReason(axs.utils.parentElement(a));
};
axs.properties.getColorProperties = function(a) {
var b = {};
(a = axs.properties.getContrastRatioProperties(a)) && (b.contrastRatio = a);
- return 0 == Object.keys(b).length ? null : b
+ return 0 == Object.keys(b).length ? null : b;
};
axs.properties.hasDirectTextDescendant = function(a) {
- for(var b = (a.nodeType == Node.DOCUMENT_NODE ? a : a.ownerDocument).evaluate(axs.properties.TEXT_CONTENT_XPATH, a, null, XPathResult.ANY_TYPE, null), c = !1, d = b.iterateNext();null != d;d = b.iterateNext()) {
- if(d === a) {
+ for (var b = (a.nodeType == Node.DOCUMENT_NODE ? a : a.ownerDocument).evaluate(axs.properties.TEXT_CONTENT_XPATH, a, null, XPathResult.ANY_TYPE, null), c = !1, d = b.iterateNext();null != d;d = b.iterateNext()) {
+ if (d === a) {
c = !0;
- break
+ break;
}
}
- return c
+ return c;
};
axs.properties.getContrastRatioProperties = function(a) {
- if(!axs.properties.hasDirectTextDescendant(a)) {
- return null
+ if (!axs.properties.hasDirectTextDescendant(a)) {
+ return null;
}
var b = {}, c = window.getComputedStyle(a, null), d = axs.utils.getBgColor(c, a);
- if(!d) {
- return null
+ if (!d) {
+ return null;
}
b.backgroundColor = axs.utils.colorToString(d);
var e = axs.utils.getFgColor(c, a, d);
b.foregroundColor = axs.utils.colorToString(e);
a = axs.utils.getContrastRatioForElementWithComputedStyle(c, a);
- if(!a) {
- return null
+ if (!a) {
+ return null;
}
b.value = a.toFixed(2);
axs.utils.isLowContrast(a, c) && (b.alert = !0);
(c = axs.utils.suggestColors(d, e, a, c)) && Object.keys(c).length && (b.suggestedColors = c);
- return b
+ return b;
};
-axs.properties.findTextAlternatives = function(a, b, c) {
- var d = c || !1;
+axs.properties.findTextAlternatives = function(a, b, c, d) {
+ var e = c || !1;
c = axs.utils.asElement(a);
- if(!c || !d && axs.utils.isElementOrAncestorHidden(c)) {
- return null
+ if (!c || !e && !d && axs.utils.isElementOrAncestorHidden(c)) {
+ return null;
}
- if(a.nodeType == Node.TEXT_NODE) {
- return c = {type:"text"}, c.text = a.textContent, c.lastWord = axs.properties.getLastWord(c.text), b.content = c, a.textContent
+ if (a.nodeType == Node.TEXT_NODE) {
+ return c = {type:"text"}, c.text = a.textContent, c.lastWord = axs.properties.getLastWord(c.text), b.content = c, a.textContent;
}
a = null;
- d || (a = axs.properties.getTextFromAriaLabelledby(c, b));
- if(c.hasAttribute("aria-label")) {
- var e = {type:"text"};
- e.text = c.getAttribute("aria-label");
- e.lastWord = axs.properties.getLastWord(e.text);
- a ? e.unused = !0 : d && axs.utils.elementIsHtmlControl(c) || (a = e.text);
- b.ariaLabel = e
- }
- c.hasAttribute("role") && "presentation" == c.getAttribute("role") || (a = axs.properties.getTextFromHostLanguageAttributes(c, b, a));
- if(d && axs.utils.elementIsHtmlControl(c)) {
- e = c.ownerDocument.defaultView;
- if(c instanceof e.HTMLInputElement) {
+ e || (a = axs.properties.getTextFromAriaLabelledby(c, b));
+ c.hasAttribute("aria-label") && (d = {type:"text"}, d.text = c.getAttribute("aria-label"), d.lastWord = axs.properties.getLastWord(d.text), a ? d.unused = !0 : e && axs.utils.elementIsHtmlControl(c) || (a = d.text), b.ariaLabel = d);
+ c.hasAttribute("role") && "presentation" == c.getAttribute("role") || (a = axs.properties.getTextFromHostLanguageAttributes(c, b, a, e));
+ if (e && axs.utils.elementIsHtmlControl(c)) {
+ d = c.ownerDocument.defaultView;
+ if (c instanceof d.HTMLInputElement) {
var f = c;
"text" == f.type && f.value && 0 < f.value.length && (b.controlValue = {text:f.value});
- "range" == f.type && (b.controlValue = {text:f.value})
+ "range" == f.type && (b.controlValue = {text:f.value});
}
- c instanceof e.HTMLSelectElement && (b.controlValue = {text:c.value});
- b.controlValue && (e = b.controlValue, a ? e.unused = !0 : a = e.text)
- }
- if(d && axs.utils.elementIsAriaWidget(c)) {
- d = c.getAttribute("role");
- "textbox" == d && c.textContent && 0 < c.textContent.length && (b.controlValue = {text:c.textContent});
- if("slider" == d || "spinbutton" == d) {
- c.hasAttribute("aria-valuetext") ? b.controlValue = {text:c.getAttribute("aria-valuetext")} : c.hasAttribute("aria-valuenow") && (b.controlValue = {value:c.getAttribute("aria-valuenow"), text:"" + c.getAttribute("aria-valuenow")})
+ c instanceof d.HTMLSelectElement && (b.controlValue = {text:c.value});
+ b.controlValue && (d = b.controlValue, a ? d.unused = !0 : a = d.text);
+ }
+ if (e && axs.utils.elementIsAriaWidget(c)) {
+ e = c.getAttribute("role");
+ "textbox" == e && c.textContent && 0 < c.textContent.length && (b.controlValue = {text:c.textContent});
+ if ("slider" == e || "spinbutton" == e) {
+ c.hasAttribute("aria-valuetext") ? b.controlValue = {text:c.getAttribute("aria-valuetext")} : c.hasAttribute("aria-valuenow") && (b.controlValue = {value:c.getAttribute("aria-valuenow"), text:"" + c.getAttribute("aria-valuenow")});
}
- if("menu" == d) {
- for(var g = c.querySelectorAll("[role=menuitemcheckbox], [role=menuitemradio]"), e = [], f = 0;f < g.length;f++) {
- "true" == g[f].getAttribute("aria-checked") && e.push(g[f])
+ if ("menu" == e) {
+ var g = c.querySelectorAll("[role=menuitemcheckbox], [role=menuitemradio]");
+ d = [];
+ for (f = 0;f < g.length;f++) {
+ "true" == g[f].getAttribute("aria-checked") && d.push(g[f]);
}
- if(0 < e.length) {
+ if (0 < d.length) {
g = "";
- for(f = 0;f < e.length;f++) {
- g += axs.properties.findTextAlternatives(e[f], {}, !0), f < e.length - 1 && (g += ", ")
+ for (f = 0;f < d.length;f++) {
+ g += axs.properties.findTextAlternatives(d[f], {}, !0), f < d.length - 1 && (g += ", ");
}
- b.controlValue = {text:g}
+ b.controlValue = {text:g};
}
}
- if("combobox" == d || "select" == d) {
- b.controlValue = {text:"TODO"}
+ if ("combobox" == e || "select" == e) {
+ b.controlValue = {text:"TODO"};
}
- b.controlValue && (e = b.controlValue, a ? e.unused = !0 : a = e.text)
+ b.controlValue && (d = b.controlValue, a ? d.unused = !0 : a = d.text);
}
- e = !0;
- c.hasAttribute("role") && (d = c.getAttribute("role"), (d = axs.constants.ARIA_ROLES[d]) && (!d.namefrom || 0 > d.namefrom.indexOf("contents")) && (e = !1));
- (d = axs.properties.getTextFromDescendantContent(c)) && e && (e = {type:"text"}, e.text = d, e.lastWord = axs.properties.getLastWord(e.text), a ? e.unused = !0 : a = d, b.content = e);
- c.hasAttribute("title") && (d = {type:"string", valid:!0}, d.text = c.getAttribute("title"), d.lastWord = axs.properties.getLastWord(d.lastWord), a ? d.unused = !0 : a = d.text, b.title = d);
- return 0 == Object.keys(b).length && null == a ? null : a
+ d = !0;
+ c.hasAttribute("role") && (e = c.getAttribute("role"), (e = axs.constants.ARIA_ROLES[e]) && (!e.namefrom || 0 > e.namefrom.indexOf("contents")) && (d = !1));
+ (e = axs.properties.getTextFromDescendantContent(c)) && d && (d = {type:"text"}, d.text = e, d.lastWord = axs.properties.getLastWord(d.text), a ? d.unused = !0 : a = e, b.content = d);
+ c.hasAttribute("title") && (e = {type:"string", valid:!0}, e.text = c.getAttribute("title"), e.lastWord = axs.properties.getLastWord(e.lastWord), a ? e.unused = !0 : a = e.text, b.title = e);
+ return 0 == Object.keys(b).length && null == a ? null : a;
};
axs.properties.getTextFromDescendantContent = function(a) {
- a = a.childNodes;
- for(var b = [], c = 0;c < a.length;c++) {
- var d = axs.properties.findTextAlternatives(a[c], {}, !0);
- d && 0 < d.trim().length && b.push(d.trim())
+ var b = a.childNodes;
+ a = [];
+ for (var c = 0;c < b.length;c++) {
+ var d = axs.properties.findTextAlternatives(b[c], {}, !0);
+ d && a.push(d.trim());
+ }
+ if (a.length) {
+ b = "";
+ for (c = 0;c < a.length;c++) {
+ b = [b, a[c]].join(" ").trim();
+ }
+ return b;
}
- return b.length ? b.join(" ") : null
+ return null;
};
axs.properties.getTextFromAriaLabelledby = function(a, b) {
var c = null;
- if(!a.hasAttribute("aria-labelledby")) {
- return c
+ if (!a.hasAttribute("aria-labelledby")) {
+ return c;
}
- for(var d = a.getAttribute("aria-labelledby").split(/\s+/), e = {valid:!0}, f = [], g = [], h = 0;h < d.length;h++) {
+ for (var d = a.getAttribute("aria-labelledby").split(/\s+/), e = {valid:!0}, f = [], g = [], h = 0;h < d.length;h++) {
var k = {type:"element"}, m = d[h];
k.value = m;
var l = document.getElementById(m);
l ? (k.valid = !0, k.text = axs.properties.findTextAlternatives(l, {}, !0), k.lastWord = axs.properties.getLastWord(k.text), f.push(l.textContent.trim()), k.element = l) : (k.valid = !1, e.valid = !1, k.errorMessage = {messageKey:"noElementWithId", args:[m]});
- g.push(k)
+ g.push(k);
}
0 < g.length && (g[g.length - 1].last = !0, e.values = g, e.text = f.join(" "), e.lastWord = axs.properties.getLastWord(e.text), c = e.text, b.ariaLabelledby = e);
- return c
-};
-axs.properties.getTextFromHostLanguageAttributes = function(a, b, c) {
- if(axs.browserUtils.matchSelector(a, "img")) {
- if(a.hasAttribute("alt")) {
- var d = {type:"string", valid:!0};
- d.text = a.getAttribute("alt");
- c ? d.unused = !0 : c = d.text;
- b.alt = d
- }else {
- d = {valid:!1, errorMessage:"No alt value provided"}, b.alt = d, d = a.src, "string" == typeof d && (c = d.split("/").pop(), b.filename = {text:c})
- }
- }
- if(axs.browserUtils.matchSelector(a, 'input:not([type="hidden"]):not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), video:not([disabled])')) {
- if(a.hasAttribute("id")) {
- for(var d = document.querySelectorAll('label[for="' + a.id + '"]'), e = {}, f = [], g = [], h = 0;h < d.length;h++) {
+ return c;
+};
+axs.properties.getTextFromHostLanguageAttributes = function(a, b, c, d) {
+ if (axs.browserUtils.matchSelector(a, "img")) {
+ if (a.hasAttribute("alt")) {
+ var e = {type:"string", valid:!0};
+ e.text = a.getAttribute("alt");
+ c ? e.unused = !0 : c = e.text;
+ b.alt = e;
+ } else {
+ e = {valid:!1, errorMessage:"No alt value provided"}, b.alt = e, e = a.src, "string" == typeof e && (c = e.split("/").pop(), b.filename = {text:c});
+ }
+ }
+ if (axs.browserUtils.matchSelector(a, 'input:not([type="hidden"]):not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), video:not([disabled])') && !d) {
+ if (a.hasAttribute("id")) {
+ d = document.querySelectorAll('label[for="' + a.id + '"]');
+ for (var e = {}, f = [], g = [], h = 0;h < d.length;h++) {
var k = {type:"element"}, m = d[h], l = axs.properties.findTextAlternatives(m, {}, !0);
l && 0 < l.trim().length && (k.text = l.trim(), g.push(l.trim()));
k.element = m;
- f.push(k)
+ f.push(k);
}
- 0 < f.length && (f[f.length - 1].last = !0, e.values = f, e.text = g.join(" "), e.lastWord = axs.properties.getLastWord(e.text), c ? e.unused = !0 : c = e.text, b.labelFor = e)
+ 0 < f.length && (f[f.length - 1].last = !0, e.values = f, e.text = g.join(" "), e.lastWord = axs.properties.getLastWord(e.text), c ? e.unused = !0 : c = e.text, b.labelFor = e);
}
- d = a.parentElement;
- for(e = {};d;) {
- if("label" == d.tagName.toLowerCase() && (f = d, f.control == a)) {
+ d = axs.utils.parentElement(a);
+ for (e = {};d;) {
+ if ("label" == d.tagName.toLowerCase() && (f = d, f.control == a)) {
e.type = "element";
e.text = axs.properties.findTextAlternatives(f, {}, !0);
e.lastWord = axs.properties.getLastWord(e.text);
e.element = f;
- break
+ break;
}
- d = d.parentElement
+ d = axs.utils.parentElement(d);
}
e.text && (c ? e.unused = !0 : c = e.text, b.labelWrapped = e);
- Object.keys(b).length || (b.noLabel = !0)
+ Object.keys(b).length || (b.noLabel = !0);
}
- return c
+ return c;
};
axs.properties.getLastWord = function(a) {
- if(!a) {
- return null
+ if (!a) {
+ return null;
}
var b = a.lastIndexOf(" ") + 1, c = a.length - 10;
- return a.substring(b > c ? b : c)
+ return a.substring(b > c ? b : c);
};
axs.properties.getTextProperties = function(a) {
var b = {};
- a = axs.properties.findTextAlternatives(a, b);
- if(0 == Object.keys(b).length) {
- if(!a) {
- return null
+ a = axs.properties.findTextAlternatives(a, b, !1, !0);
+ if (0 == Object.keys(b).length) {
+ if (!a) {
+ return null;
}
- b.hasProperties = !1
- }else {
- b.hasProperties = !0
+ b.hasProperties = !1;
+ } else {
+ b.hasProperties = !0;
}
b.computedText = a;
b.lastWord = axs.properties.getLastWord(a);
- return b
+ return b;
};
axs.properties.getAriaProperties = function(a) {
var b = {}, c = axs.properties.getGlobalAriaProperties(a), d;
- for(d in axs.constants.ARIA_PROPERTIES) {
+ for (d in axs.constants.ARIA_PROPERTIES) {
var e = "aria-" + d;
- if(a.hasAttribute(e)) {
+ if (a.hasAttribute(e)) {
var f = a.getAttribute(e);
- c[e] = axs.utils.getAriaPropertyValue(e, f, a)
+ c[e] = axs.utils.getAriaPropertyValue(e, f, a);
}
}
0 < Object.keys(c).length && (b.properties = axs.utils.values(c));
f = axs.utils.getRoles(a);
- if(!f) {
- return Object.keys(b).length ? b : null
+ if (!f) {
+ return Object.keys(b).length ? b : null;
}
b.roles = f;
- if(!f.valid || !f.roles) {
- return b
+ if (!f.valid || !f.roles) {
+ return b;
}
- for(var e = f.roles, g = 0;g < e.length;g++) {
+ for (var e = f.roles, g = 0;g < e.length;g++) {
var h = e[g];
- if(h.details && h.details.propertiesSet) {
- for(d in h.details.propertiesSet) {
- d in c || (a.hasAttribute(d) ? (f = a.getAttribute(d), c[d] = axs.utils.getAriaPropertyValue(d, f, a), "values" in c[d] && (f = c[d].values, f[f.length - 1].isLast = !0)) : h.details.requiredPropertiesSet[d] && (c[d] = {name:d, valid:!1, reason:"Required property not set"}))
+ if (h.details && h.details.propertiesSet) {
+ for (d in h.details.propertiesSet) {
+ d in c || (a.hasAttribute(d) ? (f = a.getAttribute(d), c[d] = axs.utils.getAriaPropertyValue(d, f, a), "values" in c[d] && (f = c[d].values, f[f.length - 1].isLast = !0)) : h.details.requiredPropertiesSet[d] && (c[d] = {name:d, valid:!1, reason:"Required property not set"}));
}
}
}
0 < Object.keys(c).length && (b.properties = axs.utils.values(c));
- return 0 < Object.keys(b).length ? b : null
+ return 0 < Object.keys(b).length ? b : null;
};
axs.properties.getGlobalAriaProperties = function(a) {
- for(var b = {}, c = 0;c < axs.constants.GLOBAL_PROPERTIES.length;c++) {
+ for (var b = {}, c = 0;c < axs.constants.GLOBAL_PROPERTIES.length;c++) {
var d = axs.constants.GLOBAL_PROPERTIES[c];
- if(a.hasAttribute(d)) {
+ if (a.hasAttribute(d)) {
var e = a.getAttribute(d);
- b[d] = axs.utils.getAriaPropertyValue(d, e, a)
+ b[d] = axs.utils.getAriaPropertyValue(d, e, a);
}
}
- return b
+ return b;
};
axs.properties.getVideoProperties = function(a) {
- if(!axs.browserUtils.matchSelector(a, "video")) {
- return null
+ if (!axs.browserUtils.matchSelector(a, "video")) {
+ return null;
}
var b = {};
b.captionTracks = axs.properties.getTrackElements(a, "captions");
b.descriptionTracks = axs.properties.getTrackElements(a, "descriptions");
b.chapterTracks = axs.properties.getTrackElements(a, "chapters");
- return b
+ return b;
};
axs.properties.getTrackElements = function(a, b) {
var c = a.querySelectorAll("track[kind=" + b + "]"), d = {};
- if(!c.length) {
- return d.valid = !1, d.reason = {messageKey:"noTracksProvided", args:[[b]]}, d
+ if (!c.length) {
+ return d.valid = !1, d.reason = {messageKey:"noTracksProvided", args:[[b]]}, d;
}
d.valid = !0;
- for(var e = [], f = 0;f < c.length;f++) {
+ for (var e = [], f = 0;f < c.length;f++) {
var g = {}, h = c[f].getAttribute("src"), k = c[f].getAttribute("srcLang"), m = c[f].getAttribute("label");
h ? (g.valid = !0, g.src = h) : (g.valid = !1, g.reason = {messageKey:"noSrcProvided"});
h = "";
@@ -1261,15 +1322,15 @@ axs.properties.getTrackElements = function(a, b) {
k && (h += "(" + k + ")");
"" == h && (h = "[[object Object]]");
g.name = h;
- e.push(g)
+ e.push(g);
}
d.values = e;
- return d
+ return d;
};
axs.properties.getAllProperties = function(a) {
var b = axs.utils.asElement(a);
- if(!b) {
- return{}
+ if (!b) {
+ return{};
}
var c = {};
c.ariaProperties = axs.properties.getAriaProperties(b);
@@ -1277,15 +1338,15 @@ axs.properties.getAllProperties = function(a) {
c.focusProperties = axs.properties.getFocusProperties(b);
c.textProperties = axs.properties.getTextProperties(a);
c.videoProperties = axs.properties.getVideoProperties(b);
- return c
+ return c;
};
axs.AuditRule = function(a) {
- for(var b = !0, c = [], d = 0;d < axs.AuditRule.requiredFields.length;d++) {
+ for (var b = !0, c = [], d = 0;d < axs.AuditRule.requiredFields.length;d++) {
var e = axs.AuditRule.requiredFields[d];
- e in a || (b = !1, c.push(e))
+ e in a || (b = !1, c.push(e));
}
- if(!b) {
- throw"Invalid spec; the following fields were not specified: " + c.join(", ") + "\n" + JSON.stringify(a);
+ if (!b) {
+ throw "Invalid spec; the following fields were not specified: " + c.join(", ") + "\n" + JSON.stringify(a);
}
this.name = a.name;
this.severity = a.severity;
@@ -1294,20 +1355,37 @@ axs.AuditRule = function(a) {
this.code = a.code;
this.heading = a.heading || "";
this.url = a.url || "";
- this.requiresConsoleAPI = !!a.opt_requiresConsoleAPI
+ this.requiresConsoleAPI = !!a.opt_requiresConsoleAPI;
};
axs.AuditRule.requiredFields = "name severity relevantElementMatcher test code heading".split(" ");
axs.AuditRule.NOT_APPLICABLE = {result:axs.constants.AuditResult.NA};
axs.AuditRule.prototype.addElement = function(a, b) {
- a.push(b)
-};
-axs.AuditRule.collectMatchingElements = function(a, b, c) {
- if(a.nodeType == Node.ELEMENT_NODE) {
- var d = a
+ a.push(b);
+};
+axs.AuditRule.collectMatchingElements = function(a, b, c, d) {
+ if (a.nodeType == Node.ELEMENT_NODE) {
+ var e = a
+ }
+ e && b.call(null, e) && c.push(e);
+ if (e) {
+ var f = e.shadowRoot || e.webkitShadowRoot;
+ if (f) {
+ axs.AuditRule.collectMatchingElements(f, b, c, f);
+ return;
+ }
}
- d && b.call(null, d) && c.push(d);
- for(a = a.firstChild;null != a;) {
- axs.AuditRule.collectMatchingElements(a, b, c), a = a.nextSibling
+ if (e && "content" == e.localName) {
+ for (e = e.getDistributedNodes(), a = 0;a < e.length;a++) {
+ axs.AuditRule.collectMatchingElements(e[a], b, c, d);
+ }
+ } else {
+ if (e && "shadow" == e.localName) {
+ a = e, d ? (d = d.olderShadowRoot || a.olderShadowRoot) && axs.AuditRule.collectMatchingElements(d, b, c, d) : console.warn("ShadowRoot not provided for", e);
+ } else {
+ for (e = a.firstChild;null != e;) {
+ axs.AuditRule.collectMatchingElements(e, b, c, d), e = e.nextSibling;
+ }
+ }
}
};
axs.AuditRule.prototype.run = function(a) {
@@ -1315,77 +1393,77 @@ axs.AuditRule.prototype.run = function(a) {
var b = "ignoreSelectors" in a ? a.ignoreSelectors : [], c = "maxResults" in a ? a.maxResults : null, d = [];
axs.AuditRule.collectMatchingElements("scope" in a ? a.scope : document, this.relevantElementMatcher_, d);
var e = [];
- if(!d.length) {
- return{result:axs.constants.AuditResult.NA}
+ if (!d.length) {
+ return{result:axs.constants.AuditResult.NA};
}
- for(a = 0;a < d.length && !(null != c && e.length >= c);a++) {
+ for (a = 0;a < d.length && !(null != c && e.length >= c);a++) {
var f = d[a], g;
a: {
g = f;
- for(var h = 0;h < b.length;h++) {
- if(axs.browserUtils.matchSelector(g, b[h])) {
+ for (var h = 0;h < b.length;h++) {
+ if (axs.browserUtils.matchSelector(g, b[h])) {
g = !0;
- break a
+ break a;
}
}
- g = !1
+ g = !1;
}
- !g && this.test_(f) && this.addElement(e, f)
+ !g && this.test_(f) && this.addElement(e, f);
}
b = {result:e.length ? axs.constants.AuditResult.FAIL : axs.constants.AuditResult.PASS, elements:e};
a < d.length && (b.resultsTruncated = !0);
- return b
+ return b;
};
axs.AuditRule.specs = {};
axs.AuditRules = {};
axs.AuditRules.getRule = function(a) {
- if(!axs.AuditRules.rules) {
+ if (!axs.AuditRules.rules) {
axs.AuditRules.rules = {};
- for(var b in axs.AuditRule.specs) {
+ for (var b in axs.AuditRule.specs) {
var c = axs.AuditRule.specs[b], d = new axs.AuditRule(c);
- axs.AuditRules.rules[c.name] = d
+ axs.AuditRules.rules[c.name] = d;
}
}
- return axs.AuditRules.rules[a]
+ return axs.AuditRules.rules[a];
};
axs.AuditResults = function() {
this.errors_ = [];
- this.warnings_ = []
+ this.warnings_ = [];
};
goog.exportSymbol("axs.AuditResults", axs.AuditResults);
axs.AuditResults.prototype.addError = function(a) {
- "" != a && this.errors_.push(a)
+ "" != a && this.errors_.push(a);
};
goog.exportProperty(axs.AuditResults.prototype, "addError", axs.AuditResults.prototype.addError);
axs.AuditResults.prototype.addWarning = function(a) {
- "" != a && this.warnings_.push(a)
+ "" != a && this.warnings_.push(a);
};
goog.exportProperty(axs.AuditResults.prototype, "addWarning", axs.AuditResults.prototype.addWarning);
axs.AuditResults.prototype.numErrors = function() {
- return this.errors_.length
+ return this.errors_.length;
};
goog.exportProperty(axs.AuditResults.prototype, "numErrors", axs.AuditResults.prototype.numErrors);
axs.AuditResults.prototype.numWarnings = function() {
- return this.warnings_.length
+ return this.warnings_.length;
};
goog.exportProperty(axs.AuditResults.prototype, "numWarnings", axs.AuditResults.prototype.numWarnings);
axs.AuditResults.prototype.getErrors = function() {
- return this.errors_
+ return this.errors_;
};
goog.exportProperty(axs.AuditResults.prototype, "getErrors", axs.AuditResults.prototype.getErrors);
axs.AuditResults.prototype.getWarnings = function() {
- return this.warnings_
+ return this.warnings_;
};
goog.exportProperty(axs.AuditResults.prototype, "getWarnings", axs.AuditResults.prototype.getWarnings);
axs.AuditResults.prototype.toString = function() {
- for(var a = "", b = 0;b < this.errors_.length;b++) {
+ for (var a = "", b = 0;b < this.errors_.length;b++) {
0 == b && (a += "\nErrors:\n");
- var c = this.errors_[b], a = a + (c + "\n\n")
+ var c = this.errors_[b], a = a + (c + "\n\n");
}
- for(b = 0;b < this.warnings_.length;b++) {
- 0 == b && (a += "\nWarnings:\n"), c = this.warnings_[b], a += c + "\n\n"
+ for (b = 0;b < this.warnings_.length;b++) {
+ 0 == b && (a += "\nWarnings:\n"), c = this.warnings_[b], a += c + "\n\n";
}
- return a
+ return a;
};
goog.exportProperty(axs.AuditResults.prototype, "toString", axs.AuditResults.prototype.toString);
axs.Audit = {};
@@ -1393,42 +1471,53 @@ axs.AuditConfiguration = function() {
this.rules_ = {};
this.maxResults = this.auditRulesToIgnore = this.auditRulesToRun = this.scope = null;
this.withConsoleApi = !1;
+ this.showUnsupportedRulesWarning = !0;
goog.exportProperty(this, "scope", this.scope);
goog.exportProperty(this, "auditRulesToRun", this.auditRulesToRun);
goog.exportProperty(this, "auditRulesToIgnore", this.auditRulesToIgnore);
- goog.exportProperty(this, "withConsoleApi", this.withConsoleApi)
+ goog.exportProperty(this, "withConsoleApi", this.withConsoleApi);
+ goog.exportProperty(this, "showUnsupportedRulesWarning", this.showUnsupportedRulesWarning);
};
goog.exportSymbol("axs.AuditConfiguration", axs.AuditConfiguration);
axs.AuditConfiguration.prototype = {ignoreSelectors:function(a, b) {
a in this.rules_ || (this.rules_[a] = {});
"ignore" in this.rules_[a] || (this.rules_[a].ignore = []);
- Array.prototype.push.call(this.rules_[a].ignore, b)
+ Array.prototype.push.call(this.rules_[a].ignore, b);
}, getIgnoreSelectors:function(a) {
- return a in this.rules_ && "ignore" in this.rules_[a] ? this.rules_[a].ignore : []
+ return a in this.rules_ && "ignore" in this.rules_[a] ? this.rules_[a].ignore : [];
}, setSeverity:function(a, b) {
a in this.rules_ || (this.rules_[a] = {});
- this.rules_[a].severity = b
+ this.rules_[a].severity = b;
}, getSeverity:function(a) {
- return a in this.rules_ && "severity" in this.rules_[a] ? this.rules_[a].severity : null
+ return a in this.rules_ && "severity" in this.rules_[a] ? this.rules_[a].severity : null;
}};
goog.exportProperty(axs.AuditConfiguration.prototype, "ignoreSelectors", axs.AuditConfiguration.prototype.ignoreSelectors);
goog.exportProperty(axs.AuditConfiguration.prototype, "getIgnoreSelectors", axs.AuditConfiguration.prototype.getIgnoreSelectors);
+axs.Audit.unsupportedRulesWarningShown = !1;
+axs.Audit.getRulesCannotRun = function(a) {
+ return a.withConsoleApi ? [] : Object.keys(axs.AuditRule.specs).filter(function(a) {
+ return axs.AuditRules.getRule(a).requiresConsoleAPI;
+ }).map(function(a) {
+ return axs.AuditRules.getRule(a).code;
+ });
+};
axs.Audit.run = function(a) {
a = a || new axs.AuditConfiguration;
var b = a.withConsoleApi, c = [], d;
d = a.auditRulesToRun && 0 < a.auditRulesToRun.length ? a.auditRulesToRun : Object.keys(axs.AuditRule.specs);
- if(a.auditRulesToIgnore) {
- for(var e = 0;e < a.auditRulesToIgnore.length;e++) {
+ if (a.auditRulesToIgnore) {
+ for (var e = 0;e < a.auditRulesToIgnore.length;e++) {
var f = a.auditRulesToIgnore[e];
- 0 > d.indexOf(f) || d.splice(d.indexOf(f), 1)
+ 0 > d.indexOf(f) || d.splice(d.indexOf(f), 1);
}
}
- for(e = 0;e < d.length;e++) {
+ !axs.Audit.unsupportedRulesWarningShown && a.showUnsupportedRulesWarning && (e = axs.Audit.getRulesCannotRun(a), 0 < e.length && (console.warn("Some rules cannot be checked using the axs.Audit.run() method call. Use the Chrome plugin to check these rules: " + e.join(", ")), console.warn("To remove this message, pass an AuditConfiguration object to axs.Audit.run() and set configuration.showUnsupportedRulesWarning = false.")), axs.Audit.unsupportedRulesWarningShown = !0);
+ for (e = 0;e < d.length;e++) {
var f = d[e], g = axs.AuditRules.getRule(f);
- if(g && !g.disabled && (b || !g.requiresConsoleAPI)) {
+ if (g && !g.disabled && (b || !g.requiresConsoleAPI)) {
var h = {}, k = a.getIgnoreSelectors(g.name);
- if(0 < k.length || a.scope) {
- h.ignoreSelectors = k
+ if (0 < k.length || a.scope) {
+ h.ignoreSelectors = k;
}
a.scope && (h.scope = a.scope);
a.maxResults && (h.maxResults = a.maxResults);
@@ -1436,183 +1525,187 @@ axs.Audit.run = function(a) {
g = axs.utils.namedValues(g);
g.severity = a.getSeverity(f) || g.severity;
h.rule = g;
- c.push(h)
+ c.push(h);
}
}
- return c
+ return c;
};
goog.exportSymbol("axs.Audit.run", axs.Audit.run);
axs.Audit.auditResults = function(a) {
- for(var b = new axs.AuditResults, c = 0;c < a.length;c++) {
+ for (var b = new axs.AuditResults, c = 0;c < a.length;c++) {
var d = a[c];
- d.result == axs.constants.AuditResult.FAIL && (d.rule.severity == axs.constants.Severity.SEVERE ? b.addError(axs.Audit.accessibilityErrorMessage(d)) : b.addWarning(axs.Audit.accessibilityErrorMessage(d)))
+ d.result == axs.constants.AuditResult.FAIL && (d.rule.severity == axs.constants.Severity.SEVERE ? b.addError(axs.Audit.accessibilityErrorMessage(d)) : b.addWarning(axs.Audit.accessibilityErrorMessage(d)));
}
- return b
+ return b;
};
goog.exportSymbol("axs.Audit.auditResults", axs.Audit.auditResults);
axs.Audit.createReport = function(a, b) {
var c;
c = "*** Begin accessibility audit results ***\nAn accessibility audit found " + axs.Audit.auditResults(a).toString();
b && (c += "\nFor more information, please see ", c += b);
- return c += "\n*** End accessibility audit results ***"
+ return c += "\n*** End accessibility audit results ***";
};
goog.exportSymbol("axs.Audit.createReport", axs.Audit.createReport);
axs.Audit.accessibilityErrorMessage = function(a) {
- for(var b = a.rule.severity == axs.constants.Severity.SEVERE ? "Error: " : "Warning: ", b = b + (a.rule.code + " (" + a.rule.heading + ") failed on the following " + (1 == a.elements.length ? "element" : "elements")), b = 1 == a.elements.length ? b + ":" : b + (" (1 - " + Math.min(5, a.elements.length) + " of " + a.elements.length + "):"), c = Math.min(a.elements.length, 5), d = 0;d < c;d++) {
+ for (var b = a.rule.severity == axs.constants.Severity.SEVERE ? "Error: " : "Warning: ", b = b + (a.rule.code + " (" + a.rule.heading + ") failed on the following " + (1 == a.elements.length ? "element" : "elements")), b = 1 == a.elements.length ? b + ":" : b + (" (1 - " + Math.min(5, a.elements.length) + " of " + a.elements.length + "):"), c = Math.min(a.elements.length, 5), d = 0;d < c;d++) {
var e = a.elements[d], b = b + "\n";
try {
- b += axs.utils.getQuerySelectorText(e)
- }catch(f) {
- b += " tagName:" + e.tagName, b += " id:" + e.id
+ b += axs.utils.getQuerySelectorText(e);
+ } catch (f) {
+ b += " tagName:" + e.tagName, b += " id:" + e.id;
}
}
"" != a.rule.url && (b += "\nSee " + a.rule.url + " for more information.");
- return b
+ return b;
};
goog.exportSymbol("axs.Audit.accessibilityErrorMessage", axs.Audit.accessibilityErrorMessage);
axs.AuditRule.specs.audioWithoutControls = {name:"audioWithoutControls", heading:"Audio elements should have controls", url:"", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "audio[autoplay]")
+ return axs.browserUtils.matchSelector(a, "audio[autoplay]");
}, test:function(a) {
- return!a.querySelectorAll("[controls]").length && 3 < a.duration
+ return!a.querySelectorAll("[controls]").length && 3 < a.duration;
}, code:"AX_AUDIO_01"};
axs.AuditRule.specs.badAriaAttributeValue = {name:"badAriaAttributeValue", heading:"ARIA state and property values must be valid", url:"", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {
var b = "", c;
- for(c in axs.constants.ARIA_PROPERTIES) {
- b += "[aria-" + c + "],"
+ for (c in axs.constants.ARIA_PROPERTIES) {
+ b += "[aria-" + c + "],";
}
b = b.substring(0, b.length - 1);
- return axs.browserUtils.matchSelector(a, b)
+ return axs.browserUtils.matchSelector(a, b);
}, test:function(a) {
- for(var b in axs.constants.ARIA_PROPERTIES) {
+ for (var b in axs.constants.ARIA_PROPERTIES) {
var c = "aria-" + b;
- if(a.hasAttribute(c)) {
+ if (a.hasAttribute(c)) {
var d = a.getAttribute(c);
- if(!axs.utils.getAriaPropertyValue(c, d, a).valid) {
- return!0
+ if (!axs.utils.getAriaPropertyValue(c, d, a).valid) {
+ return!0;
}
}
}
- return!1
+ return!1;
}, code:"AX_ARIA_04"};
axs.AuditRule.specs.badAriaRole = {name:"badAriaRole", heading:"Elements with ARIA roles must use a valid, non-abstract ARIA role", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_aria_01--elements-with-aria-roles-must-use-a-valid-non-abstract-aria-role", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "[role]")
+ return axs.browserUtils.matchSelector(a, "[role]");
}, test:function(a) {
- return!axs.utils.getRoles(a).valid
+ return!axs.utils.getRoles(a).valid;
}, code:"AX_ARIA_01"};
axs.AuditRule.specs.controlsWithoutLabel = {name:"controlsWithoutLabel", heading:"Controls and media elements should have labels", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_text_01--controls-and-media-elements-should-have-labels", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {
- if(!axs.browserUtils.matchSelector(a, 'input:not([type="hidden"]):not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), video:not([disabled])')) {
- return!1
+ if (!axs.browserUtils.matchSelector(a, 'input:not([type="hidden"]):not([disabled]), select:not([disabled]), textarea:not([disabled]), button:not([disabled]), video:not([disabled])')) {
+ return!1;
}
- if(0 <= a.tabIndex) {
- return!0
+ if (0 <= a.tabIndex) {
+ return!0;
}
- for(a = a.parentElement;null != a;a = a.parentElement) {
- if(axs.utils.elementIsAriaWidget(a)) {
- return!1
+ for (a = axs.utils.parentElement(a);null != a;a = axs.utils.parentElement(a)) {
+ if (axs.utils.elementIsAriaWidget(a)) {
+ return!1;
}
}
- return!0
+ return!0;
}, test:function(a) {
- return axs.utils.isElementOrAncestorHidden(a) || "input" == a.tagName.toLowerCase() && "button" == a.type && a.value.length || "button" == a.tagName.toLowerCase() && a.textContent.replace(/^\s+|\s+$/g, "").length ? !1 : axs.utils.hasLabel(a) ? !1 : !0
+ return axs.utils.isElementOrAncestorHidden(a) || "input" == a.tagName.toLowerCase() && "button" == a.type && a.value.length || "button" == a.tagName.toLowerCase() && a.textContent.replace(/^\s+|\s+$/g, "").length ? !1 : axs.utils.hasLabel(a) ? !1 : !0;
}, code:"AX_TEXT_01", ruleName:"Controls and media elements should have labels"};
axs.AuditRule.specs.focusableElementNotVisibleAndNotAriaHidden = {name:"focusableElementNotVisibleAndNotAriaHidden", heading:"These elements are focusable but either invisible or obscured by another element", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_focus_01--these-elements-are-focusable-but-either-invisible-or-obscured-by-another-element", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- if(!axs.browserUtils.matchSelector(a, axs.utils.FOCUSABLE_ELEMENTS_SELECTOR)) {
- return!1
+ if (!axs.browserUtils.matchSelector(a, axs.utils.FOCUSABLE_ELEMENTS_SELECTOR)) {
+ return!1;
}
- if(0 <= a.tabIndex) {
- return!0
+ if (0 <= a.tabIndex) {
+ return!0;
}
- for(a = a.parentElement;null != a;a = a.parentElement) {
- if(axs.utils.elementIsAriaWidget(a)) {
- return!1
+ for (a = axs.utils.parentElement(a);null != a;a = axs.utils.parentElement(a)) {
+ if (axs.utils.elementIsAriaWidget(a)) {
+ return!1;
}
}
- return!0
+ return!0;
}, test:function(a) {
- return axs.utils.isElementOrAncestorHidden(a) ? !1 : !axs.utils.elementIsVisible(a)
+ if (axs.utils.isElementOrAncestorHidden(a)) {
+ return!1;
+ }
+ a.focus();
+ return!axs.utils.elementIsVisible(a);
}, code:"AX_FOCUS_01"};
axs.AuditRule.specs.imagesWithoutAltText = {name:"imagesWithoutAltText", heading:"Images should have an alt attribute", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_text_02--images-should-have-an-alt-attribute-unless-they-have-an-aria-role-of-presentation", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "img") && !axs.utils.isElementOrAncestorHidden(a)
+ return axs.browserUtils.matchSelector(a, "img") && !axs.utils.isElementOrAncestorHidden(a);
}, test:function(a) {
- return!a.hasAttribute("alt") && "presentation" != a.getAttribute("role")
+ return!a.hasAttribute("alt") && "presentation" != a.getAttribute("role");
}, code:"AX_TEXT_02"};
axs.AuditRule.specs.linkWithUnclearPurpose = {name:"linkWithUnclearPurpose", heading:"The purpose of each link should be clear from the link text", url:"", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "a")
+ return axs.browserUtils.matchSelector(a, "a");
}, test:function(a) {
- return/^\s*click\s*here\s*[^a-z]?$/i.test(a.textContent)
+ return/^\s*click\s*here\s*[^a-z]?$/i.test(a.textContent);
}, code:"AX_TITLE_01"};
axs.AuditRule.specs.lowContrastElements = {name:"lowContrastElements", heading:"Text elements should have a reasonable contrast ratio", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_color_01--text-elements-should-have-a-reasonable-contrast-ratio", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return axs.properties.hasDirectTextDescendant(a)
+ return axs.properties.hasDirectTextDescendant(a);
}, test:function(a) {
var b = window.getComputedStyle(a, null);
- return(a = axs.utils.getContrastRatioForElementWithComputedStyle(b, a)) && axs.utils.isLowContrast(a, b)
+ return(a = axs.utils.getContrastRatioForElementWithComputedStyle(b, a)) && axs.utils.isLowContrast(a, b);
}, code:"AX_COLOR_01"};
axs.AuditRule.specs.mainRoleOnInappropriateElement = {name:"mainRoleOnInappropriateElement", heading:"role=main should only appear on significant elements", url:"", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "[role~=main]")
+ return axs.browserUtils.matchSelector(a, "[role~=main]");
}, test:function(a) {
- if(axs.utils.isInlineElement(a)) {
- return!0
+ if (axs.utils.isInlineElement(a)) {
+ return!0;
}
a = axs.properties.getTextFromDescendantContent(a);
- return!a || 50 > a.length ? !0 : !1
+ return!a || 50 > a.length ? !0 : !1;
}, code:"AX_ARIA_04"};
axs.AuditRule.specs.elementsWithMeaningfulBackgroundImage = {name:"elementsWithMeaningfulBackgroundImage", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return!axs.utils.isElementOrAncestorHidden(a)
+ return!axs.utils.isElementOrAncestorHidden(a);
}, heading:"Meaningful images should not be used in element backgrounds", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_image_01--meaningful-images-should-not-be-used-in-element-backgrounds", test:function(a) {
- if(a.textContent && 0 < a.textContent.length) {
- return!1
+ if (a.textContent && 0 < a.textContent.length) {
+ return!1;
}
a = window.getComputedStyle(a, null);
var b = a.backgroundImage;
- if(!b || "undefined" === b || "none" === b || 0 != b.indexOf("url")) {
- return!1
+ if (!b || "undefined" === b || "none" === b || 0 != b.indexOf("url")) {
+ return!1;
}
b = parseInt(a.width, 10);
a = parseInt(a.height, 10);
- return 150 > b && 150 > a
+ return 150 > b && 150 > a;
}, code:"AX_IMAGE_01"};
axs.AuditRule.specs.nonExistentAriaLabelledbyElement = {name:"nonExistentAriaLabelledbyElement", heading:"aria-labelledby attributes should refer to an element which exists in the DOM", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_aria_02--aria-labelledby-attributes-should-refer-to-an-element-which-exists-in-the-dom", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "[aria-labelledby]")
+ return axs.browserUtils.matchSelector(a, "[aria-labelledby]");
}, test:function(a) {
a = a.getAttribute("aria-labelledby").split(/\s+/);
- for(var b = 0;b < a.length;b++) {
- if(!document.getElementById(a[b])) {
- return!0
+ for (var b = 0;b < a.length;b++) {
+ if (!document.getElementById(a[b])) {
+ return!0;
}
}
- return!1
+ return!1;
}, code:"AX_ARIA_02"};
axs.AuditRule.specs.pageWithoutTitle = {name:"pageWithoutTitle", heading:"The web page should have a title that describes topic or purpose", url:"", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return"html" == a.tagName.toLowerCase()
+ return "html" == a.tagName.toLowerCase();
}, test:function(a) {
a = a.querySelector("head");
- return a ? (a = a.querySelector("title")) ? !a.textContent : !0 : !0
+ return a ? (a = a.querySelector("title")) ? !a.textContent : !0 : !0;
}, code:"AX_TITLE_01"};
axs.AuditRule.specs.requiredAriaAttributeMissing = {name:"requiredAriaAttributeMissing", heading:"Elements with ARIA roles must have all required attributes for that role", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_aria_03--elements-with-aria-roles-must-have-all-required-attributes-for-that-role", severity:axs.constants.Severity.SEVERE, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "[role]")
+ return axs.browserUtils.matchSelector(a, "[role]");
}, test:function(a) {
var b = axs.utils.getRoles(a);
- if(!b.valid) {
- return!1
+ if (!b.valid) {
+ return!1;
}
- for(var c = 0;c < b.roles.length;c++) {
+ for (var c = 0;c < b.roles.length;c++) {
var d = b.roles[c].details.requiredPropertiesSet, e;
- for(e in d) {
- if(d = e.replace(/^aria-/, ""), !("defaultValue" in axs.constants.ARIA_PROPERTIES[d] || a.hasAttribute(e))) {
- return!0
+ for (e in d) {
+ if (d = e.replace(/^aria-/, ""), !("defaultValue" in axs.constants.ARIA_PROPERTIES[d] || a.hasAttribute(e))) {
+ return!0;
}
}
}
}, code:"AX_ARIA_03"};
axs.AuditRule.specs.unfocusableElementsWithOnClick = {name:"unfocusableElementsWithOnClick", heading:"Elements with onclick handlers must be focusable", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_focus_02--elements-with-onclick-handlers-must-be-focusable", severity:axs.constants.Severity.WARNING, opt_requiresConsoleAPI:!0, relevantElementMatcher:function(a) {
- return a instanceof a.ownerDocument.defaultView.HTMLBodyElement || axs.utils.isElementOrAncestorHidden(a) ? !1 : "click" in getEventListeners(a) ? !0 : !1
+ return a instanceof a.ownerDocument.defaultView.HTMLBodyElement || axs.utils.isElementOrAncestorHidden(a) ? !1 : "click" in getEventListeners(a) ? !0 : !1;
}, test:function(a) {
- return!a.hasAttribute("tabindex") && !axs.utils.isElementImplicitlyFocusable(a)
+ return!a.hasAttribute("tabindex") && !axs.utils.isElementImplicitlyFocusable(a) && !a.disabled;
}, code:"AX_FOCUS_02"};
axs.AuditRule.specs.videoWithoutCaptions = {name:"videoWithoutCaptions", heading:"Video elements should use <track> elements to provide captions", url:"https://github.com/GoogleChrome/accessibility-developer-tools/wiki/Audit-Rules#-ax_video_01--video-elements-should-use-track-elements-to-provide-captions", severity:axs.constants.Severity.WARNING, relevantElementMatcher:function(a) {
- return axs.browserUtils.matchSelector(a, "video")
+ return axs.browserUtils.matchSelector(a, "video");
}, test:function(a) {
- return!a.querySelectorAll("track[kind=captions]").length
+ return!a.querySelectorAll("track[kind=captions]").length;
}, code:"AX_VIDEO_01"};
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