accessibility-developer-tools/dist/js/axs_testing.js

This is a library of accessibility-related testing and utility code.

/*
 * Copyright 2017 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Generated from http://github.com/GoogleChrome/accessibility-developer-tools/tree/9acd1c6e3e72a39a0ec14506d68203a4e8cfafb4
 *
 * See project README for build steps.
 */

// AUTO-GENERATED CONTENT BELOW: DO NOT EDIT! See above for details.

var fn = (function() {
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};
goog.DEBUG = !0;
goog.LOCALE = "en";
goog.TRUSTED_SITE = !0;
goog.STRICT_MODE_COMPATIBLE = !1;
goog.DISALLOW_TEST_ONLY_CODE = COMPILED && !goog.DEBUG;
goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING = !1;
goog.provide = function(a) {
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COMPILED || (goog.isProvided_ = function(a) {
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goog.basePath = "";
goog.nullFunction = function() {
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goog.abstractMethod = function() {
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goog.instantiatedSingletons_ = [];
goog.LOAD_MODULE_USING_EVAL = !0;
goog.SEAL_MODULE_EXPORTS = goog.DEBUG;
goog.loadedModules_ = {};
goog.DEPENDENCIES_ENABLED = !COMPILED && goog.ENABLE_DEBUG_LOADER;
goog.TRANSPILE = "detect";
goog.TRANSPILER = "transpile.js";
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}, goog.allDepsAreAvailable_ = function(a) {
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}, goog.loadModuleFromUrl = function(a) {
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}, goog.writeScriptSrcNode_ = function(a) {
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goog.loadModuleFromSource_ = function(a) {
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goog.retrieveAndExec_ = function(a, b, c) {
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goog.transpile_ = function(a, b) {
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goog.typeOf = function(a) {
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goog.isNull = function(a) {
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};
goog.isDefAndNotNull = function(a) {
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};
goog.isArray = function(a) {
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};
goog.isArrayLike = function(a) {
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};
goog.isDateLike = function(a) {
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goog.isString = function(a) {
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goog.isBoolean = function(a) {
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};
goog.isNumber = function(a) {
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};
goog.isFunction = function(a) {
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};
goog.isObject = function(a) {
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};
goog.getUid = function(a) {
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};
goog.hasUid = function(a) {
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};
goog.removeUid = function(a) {
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};
goog.UID_PROPERTY_ = "closure_uid_" + (1E9 * Math.random() >>> 0);
goog.uidCounter_ = 0;
goog.getHashCode = goog.getUid;
goog.removeHashCode = goog.removeUid;
goog.cloneObject = function(a) {
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};
goog.bindNative_ = function(a, b, c) {
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goog.bindJs_ = function(a, b, c) {
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};
goog.bind = function(a, b, c) {
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};
goog.partial = function(a, b) {
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};
goog.mixin = function(a, b) {
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};
goog.now = goog.TRUSTED_SITE && Date.now || function() {
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};
goog.globalEval = function(a) {
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    goog.global.execScript(a, "JavaScript");
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};
goog.evalWorksForGlobals_ = null;
goog.getCssName = function(a, b) {
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};
goog.setCssNameMapping = function(a, b) {
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  goog.cssNameMappingStyle_ = b;
};
!COMPILED && goog.global.CLOSURE_CSS_NAME_MAPPING && (goog.cssNameMapping_ = goog.global.CLOSURE_CSS_NAME_MAPPING);
goog.getMsg = function(a, b) {
  b && (a = a.replace(/\{\$([^}]+)}/g, function(a, d) {
    return null != b && d in b ? b[d] : a;
  }));
  return a;
};
goog.getMsgWithFallback = function(a, b) {
  return a;
};
goog.exportSymbol = function(a, b, c) {
  goog.exportPath_(a, b, c);
};
goog.exportProperty = function(a, b, c) {
  a[b] = c;
};
goog.inherits = function(a, b) {
  function c() {
  }
  c.prototype = b.prototype;
  a.superClass_ = b.prototype;
  a.prototype = new c;
  a.prototype.constructor = a;
  a.base = function(a, c, f) {
    for (var d = Array(arguments.length - 2), e = 2;e < arguments.length;e++) {
      d[e - 2] = arguments[e];
    }
    return b.prototype[c].apply(a, d);
  };
};
goog.base = function(a, b, c) {
  var d = arguments.callee.caller;
  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_) {
    for (var e = Array(arguments.length - 1), f = 1;f < arguments.length;f++) {
      e[f - 1] = arguments[f];
    }
    return d.superClass_.constructor.apply(a, e);
  }
  e = Array(arguments.length - 2);
  for (f = 2;f < arguments.length;f++) {
    e[f - 2] = arguments[f];
  }
  for (var 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);
  }
  throw Error("goog.base called from a method of one name to a method of a different name");
};
goog.scope = function(a) {
  if (goog.isInModuleLoader_()) {
    throw Error("goog.scope is not supported within a goog.module.");
  }
  a.call(goog.global);
};
COMPILED || (goog.global.COMPILED = COMPILED);
goog.defineClass = function(a, b) {
  var c = b.constructor, d = b.statics;
  c && c != Object.prototype.constructor || (c = function() {
    throw Error("cannot instantiate an interface (no constructor defined).");
  });
  c = goog.defineClass.createSealingConstructor_(c, a);
  a && goog.inherits(c, a);
  delete b.constructor;
  delete b.statics;
  goog.defineClass.applyProperties_(c.prototype, b);
  null != d && (d instanceof Function ? d(c) : goog.defineClass.applyProperties_(c, d));
  return c;
};
goog.defineClass.SEAL_CLASS_INSTANCES = goog.DEBUG;
goog.defineClass.createSealingConstructor_ = function(a, b) {
  if (!goog.defineClass.SEAL_CLASS_INSTANCES) {
    return a;
  }
  var c = !goog.defineClass.isUnsealable_(b), d = function() {
    var b = a.apply(this, arguments) || this;
    b[goog.UID_PROPERTY_] = b[goog.UID_PROPERTY_];
    this.constructor === d && c && Object.seal instanceof Function && Object.seal(b);
    return b;
  };
  return d;
};
goog.defineClass.isUnsealable_ = function(a) {
  return a && a.prototype && a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_];
};
goog.defineClass.OBJECT_PROTOTYPE_FIELDS_ = "constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
goog.defineClass.applyProperties_ = function(a, b) {
  for (var c in b) {
    Object.prototype.hasOwnProperty.call(b, c) && (a[c] = b[c]);
  }
  for (var d = 0;d < goog.defineClass.OBJECT_PROTOTYPE_FIELDS_.length;d++) {
    c = goog.defineClass.OBJECT_PROTOTYPE_FIELDS_[d], Object.prototype.hasOwnProperty.call(b, c) && (a[c] = b[c]);
  }
};
goog.tagUnsealableClass = function(a) {
  !COMPILED && goog.defineClass.SEAL_CLASS_INSTANCES && (a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_] = !0);
};
goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_ = "goog_defineClass_legacy_unsealable";
goog.createRequiresTranspilation_ = function() {
  function a(a, b) {
    d ? c[a] = !0 : b() ? c[a] = !1 : d = c[a] = !0;
  }
  function b(a) {
    try {
      return !!eval(a);
    } catch (f) {
      return !1;
    }
  }
  var c = {es3:!1}, d = !1;
  a("es5", function() {
    return b("[1,].length==1");
  });
  a("es6", function() {
    return b('(()=>{"use strict";class X{constructor(){if(new.target!=String)throw 1;this.x=42}}let q=Reflect.construct(X,[],String);if(q.x!=42||!(q instanceof String))throw 1;for(const a of[2,3]){if(a==2)continue;function f(z={a}){let a=0;return z.a}{function f(){return 0;}}return f()==3}})()');
  });
  a("es6-impl", function() {
    return !0;
  });
  a("es7", function() {
    return b("2 ** 2 == 4");
  });
  a("es8", function() {
    return b("async () => 1, true");
  });
  return c;
};
var axs = {};
axs.browserUtils = {};
axs.browserUtils.matchSelector = function(a, b) {
  return a.matches ? a.matches(b) : a.webkitMatchesSelector ? a.webkitMatchesSelector(b) : a.mozMatchesSelector ? a.mozMatchesSelector(b) : a.msMatchesSelector ? a.msMatchesSelector(b) : !1;
};
axs.color = {};
axs.color.Color = function(a, b, c, d) {
  this.red = a;
  this.green = b;
  this.blue = c;
  this.alpha = d;
};
axs.color.YCbCr = function(a) {
  this.luma = this.z = a[0];
  this.Cb = this.x = a[1];
  this.Cr = this.y = a[2];
};
axs.color.YCbCr.prototype = {multiply:function(a) {
  return new axs.color.YCbCr([this.luma * a, this.Cb * a, this.Cr * a]);
}, add:function(a) {
  return new axs.color.YCbCr([this.luma + a.luma, this.Cb + a.Cb, this.Cr + a.Cr]);
}, subtract:function(a) {
  return new axs.color.YCbCr([this.luma - a.luma, this.Cb - a.Cb, this.Cr - a.Cr]);
}};
axs.color.calculateContrastRatio = function(a, b) {
  1 > a.alpha && (a = axs.color.flattenColors(a, b));
  var c = axs.color.calculateLuminance(a), d = axs.color.calculateLuminance(b);
  return (Math.max(c, d) + .05) / (Math.min(c, d) + .05);
};
axs.color.calculateLuminance = function(a) {
  return axs.color.toYCbCr(a).luma;
};
axs.color.luminanceRatio = function(a, b) {
  return (Math.max(a, b) + .05) / (Math.min(a, b) + .05);
};
axs.color.parseColor = function(a) {
  if ("transparent" === a) {
    return new axs.color.Color(0, 0, 0, 0);
  }
  var b = a.match(/^rgb\((\d+), (\d+), (\d+)\)$/);
  if (b) {
    a = parseInt(b[1], 10);
    var c = parseInt(b[2], 10), d = parseInt(b[3], 10);
    return new axs.color.Color(a, c, d, 1);
  }
  return (b = a.match(/^rgba\((\d+), (\d+), (\d+), (\d*(\.\d+)?)\)/)) ? (a = parseInt(b[1], 10), c = parseInt(b[2], 10), d = parseInt(b[3], 10), b = parseFloat(b[4]), new axs.color.Color(a, c, d, b)) : null;
};
axs.color.colorChannelToString = function(a) {
  a = Math.round(a);
  return 15 >= a ? "0" + a.toString(16) : a.toString(16);
};
axs.color.colorToString = function(a) {
  return 1 == a.alpha ? "#" + axs.color.colorChannelToString(a.red) + axs.color.colorChannelToString(a.green) + axs.color.colorChannelToString(a.blue) : "rgba(" + [a.red, a.green, a.blue, a.alpha].join() + ")";
};
axs.color.luminanceFromContrastRatio = function(a, b, c) {
  return c ? (a + .05) * b - .05 : (a + .05) / b - .05;
};
axs.color.translateColor = function(a, b) {
  for (var c = b > a.luma ? axs.color.WHITE_YCC : axs.color.BLACK_YCC, d = c == axs.color.WHITE_YCC ? axs.color.YCC_CUBE_FACES_WHITE : axs.color.YCC_CUBE_FACES_BLACK, e = new axs.color.YCbCr([0, a.Cb, a.Cr]), f = new axs.color.YCbCr([1, a.Cb, a.Cr]), f = {a:e, b:f}, e = null, g = 0;g < d.length && !(e = axs.color.findIntersection(f, d[g]), 0 <= e.z && 1 >= e.z);g++) {
  }
  if (!e) {
    throw "Couldn't find intersection with YCbCr color cube for Cb=" + a.Cb + ", Cr=" + a.Cr + ".";
  }
  if (e.x != a.x || e.y != a.y) {
    throw "Intersection has wrong Cb/Cr values.";
  }
  if (Math.abs(c.luma - e.luma) < Math.abs(c.luma - b)) {
    return c = [b, a.Cb, a.Cr], axs.color.fromYCbCrArray(c);
  }
  c = (b - e.luma) / (c.luma - e.luma);
  c = [b, e.Cb - e.Cb * c, e.Cr - e.Cr * c];
  return axs.color.fromYCbCrArray(c);
};
axs.color.suggestColors = function(a, b, c) {
  var d = {}, e = axs.color.calculateLuminance(a), f = axs.color.calculateLuminance(b), g = f > e, h = axs.color.toYCbCr(b), k = axs.color.toYCbCr(a), m;
  for (m in c) {
    var l = c[m], n = axs.color.luminanceFromContrastRatio(e, l + .02, g);
    if (1 >= n && 0 <= n) {
      var p = axs.color.translateColor(h, n), l = axs.color.calculateContrastRatio(p, a), n = {};
      n.fg = axs.color.colorToString(p);
      n.bg = axs.color.colorToString(a);
      n.contrast = l.toFixed(2);
      d[m] = n;
    } else {
      l = axs.color.luminanceFromContrastRatio(f, l + .02, !g), 1 >= l && 0 <= l && (p = axs.color.translateColor(k, l), l = axs.color.calculateContrastRatio(b, p), n = {}, n.bg = axs.color.colorToString(p), n.fg = axs.color.colorToString(b), n.contrast = l.toFixed(2), d[m] = n);
    }
  }
  return d;
};
axs.color.flattenColors = function(a, b) {
  var c = a.alpha;
  return new axs.color.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.color.multiplyMatrixVector = 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];
};
axs.color.toYCbCr = function(a) {
  var b = a.red / 255, c = a.green / 255;
  a = a.blue / 255;
  return new axs.color.YCbCr(axs.color.multiplyMatrixVector(axs.color.YCC_MATRIX, [.03928 >= b ? b / 12.92 : Math.pow((b + .055) / 1.055, 2.4), .03928 >= c ? c / 12.92 : Math.pow((c + .055) / 1.055, 2.4), .03928 >= a ? a / 12.92 : Math.pow((a + .055) / 1.055, 2.4)]));
};
axs.color.fromYCbCr = function(a) {
  return axs.color.fromYCbCrArray([a.luma, a.Cb, a.Cr]);
};
axs.color.fromYCbCrArray = function(a) {
  var b = axs.color.multiplyMatrixVector(axs.color.INVERTED_YCC_MATRIX, a);
  a = b[0];
  var c = b[1], b = b[2];
  return new axs.color.Color(Math.min(Math.max(Math.round(255 * (.00303949 >= a ? 12.92 * a : 1.055 * Math.pow(a, 1 / 2.4) - .055)), 0), 255), Math.min(Math.max(Math.round(255 * (.00303949 >= c ? 12.92 * c : 1.055 * Math.pow(c, 1 / 2.4) - .055)), 0), 255), Math.min(Math.max(Math.round(255 * (.00303949 >= b ? 12.92 * b : 1.055 * Math.pow(b, 1 / 2.4) - .055)), 0), 255), 1);
};
axs.color.RGBToYCbCrMatrix = 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)]];
};
axs.color.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.color.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.color.findIntersection = function(a, b) {
  var c = [a.a.x - b.p0.x, a.a.y - b.p0.y, a.a.z - b.p0.z], d = axs.color.invert3x3Matrix([[a.a.x - a.b.x, b.p1.x - b.p0.x, b.p2.x - b.p0.x], [a.a.y - a.b.y, b.p1.y - b.p0.y, b.p2.y - b.p0.y], [a.a.z - a.b.z, b.p1.z - b.p0.z, b.p2.z - b.p0.z]]), c = axs.color.multiplyMatrixVector(d, c)[0];
  return a.a.add(a.b.subtract(a.a).multiply(c));
};
axs.color.scalarMultiplyMatrix = function(a, b) {
  for (var c = [], d = 0;3 > d;d++) {
    c[d] = axs.color.scalarMultiplyVector(a[d], b);
  }
  return c;
};
axs.color.scalarMultiplyVector = function(a, b) {
  for (var c = [], d = 0;d < a.length;d++) {
    c[d] = a[d] * b;
  }
  return c;
};
axs.color.kR = .2126;
axs.color.kB = .0722;
axs.color.YCC_MATRIX = axs.color.RGBToYCbCrMatrix(axs.color.kR, axs.color.kB);
axs.color.INVERTED_YCC_MATRIX = axs.color.invert3x3Matrix(axs.color.YCC_MATRIX);
axs.color.BLACK = new axs.color.Color(0, 0, 0, 1);
axs.color.BLACK_YCC = axs.color.toYCbCr(axs.color.BLACK);
axs.color.WHITE = new axs.color.Color(255, 255, 255, 1);
axs.color.WHITE_YCC = axs.color.toYCbCr(axs.color.WHITE);
axs.color.RED = new axs.color.Color(255, 0, 0, 1);
axs.color.RED_YCC = axs.color.toYCbCr(axs.color.RED);
axs.color.GREEN = new axs.color.Color(0, 255, 0, 1);
axs.color.GREEN_YCC = axs.color.toYCbCr(axs.color.GREEN);
axs.color.BLUE = new axs.color.Color(0, 0, 255, 1);
axs.color.BLUE_YCC = axs.color.toYCbCr(axs.color.BLUE);
axs.color.CYAN = new axs.color.Color(0, 255, 255, 1);
axs.color.CYAN_YCC = axs.color.toYCbCr(axs.color.CYAN);
axs.color.MAGENTA = new axs.color.Color(255, 0, 255, 1);
axs.color.MAGENTA_YCC = axs.color.toYCbCr(axs.color.MAGENTA);
axs.color.YELLOW = new axs.color.Color(255, 255, 0, 1);
axs.color.YELLOW_YCC = axs.color.toYCbCr(axs.color.YELLOW);
axs.color.YCC_CUBE_FACES_BLACK = [{p0:axs.color.BLACK_YCC, p1:axs.color.RED_YCC, p2:axs.color.GREEN_YCC}, {p0:axs.color.BLACK_YCC, p1:axs.color.GREEN_YCC, p2:axs.color.BLUE_YCC}, {p0:axs.color.BLACK_YCC, p1:axs.color.BLUE_YCC, p2:axs.color.RED_YCC}];
axs.color.YCC_CUBE_FACES_WHITE = [{p0:axs.color.WHITE_YCC, p1:axs.color.CYAN_YCC, p2:axs.color.MAGENTA_YCC}, {p0:axs.color.WHITE_YCC, p1:axs.color.MAGENTA_YCC, p2:axs.color.YELLOW_YCC}, {p0:axs.color.WHITE_YCC, p1:axs.color.YELLOW_YCC, p2:axs.color.CYAN_YCC}];
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", 
"author"], namerequired:!0, parent:["input"], requiredProperties:["aria-checked"], properties:["aria-checked"]}, columnheader:{namefrom:["contents", "author"], namerequired:!0, parent:["gridcell", "sectionhead", "widget"], properties:["aria-sort"], scope:["row"]}, combobox:{mustcontain:["listbox", "textbox"], namefrom:["author"], namerequired:!0, parent:["select"], requiredProperties:["aria-expanded"], properties:["aria-expanded", "aria-autocomplete", "aria-required"]}, command:{"abstract":!0, namefrom:["author"], 
parent:["widget"]}, complementary:{namefrom:["author"], parent:["landmark"]}, composite:{"abstract":!0, childpresentational:!1, namefrom:["author"], parent:["widget"], properties:["aria-activedescendant"]}, contentinfo:{namefrom:["author"], parent:["landmark"]}, definition:{namefrom:["author"], parent:["section"]}, dialog:{namefrom:["author"], namerequired:!0, parent:["window"]}, directory:{namefrom:["contents", "author"], parent:["list"]}, document:{namefrom:[" author"], namerequired:!0, parent:["structure"], 
properties:["aria-expanded"]}, form:{namefrom:["author"], parent:["landmark"]}, grid:{mustcontain:["row", "rowgroup"], namefrom:["author"], namerequired:!0, parent:["composite", "region"], properties:["aria-level", "aria-multiselectable", "aria-readonly"]}, gridcell:{namefrom:["contents", "author"], namerequired:!0, parent:["section", "widget"], properties:["aria-readonly", "aria-required", "aria-selected"], scope:["row"]}, group:{namefrom:[" author"], parent:["section"], properties:["aria-activedescendant"]}, 
heading:{namerequired:!0, parent:["sectionhead"], properties:["aria-level"]}, img:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["section"]}, input:{"abstract":!0, namefrom:["author"], parent:["widget"]}, landmark:{"abstract":!0, namefrom:["contents", "author"], namerequired:!1, parent:["region"]}, link:{namefrom:["contents", "author"], namerequired:!0, parent:["command"], properties:["aria-expanded"]}, list:{mustcontain:["group", "listitem"], namefrom:["author"], parent:["region"]}, 
listbox:{mustcontain:["option"], namefrom:["author"], namerequired:!0, parent:["list", "select"], properties:["aria-multiselectable", "aria-required"]}, listitem:{namefrom:["contents", "author"], namerequired:!0, parent:["section"], properties:["aria-level", "aria-posinset", "aria-setsize"], scope:["list"]}, log:{namefrom:[" author"], namerequired:!0, parent:["region"]}, main:{namefrom:["author"], parent:["landmark"]}, marquee:{namerequired:!0, parent:["section"]}, math:{childpresentational:!0, namefrom:["author"], 
parent:["section"]}, menu:{mustcontain:["group", "menuitemradio", "menuitem", "menuitemcheckbox"], namefrom:["author"], namerequired:!0, parent:["list", "select"]}, menubar:{namefrom:["author"], parent:["menu"]}, menuitem:{namefrom:["contents", "author"], namerequired:!0, parent:["command"], scope:["menu", "menubar"]}, menuitemcheckbox:{namefrom:["contents", "author"], namerequired:!0, parent:["checkbox", "menuitem"], scope:["menu", "menubar"]}, menuitemradio:{namefrom:["contents", "author"], namerequired:!0, 
parent:["menuitemcheckbox", "radio"], scope:["menu", "menubar"]}, navigation:{namefrom:["author"], parent:["landmark"]}, note:{namefrom:["author"], parent:["section"]}, option:{namefrom:["contents", "author"], namerequired:!0, parent:["input"], properties:["aria-checked", "aria-posinset", "aria-selected", "aria-setsize"]}, presentation:{parent:["structure"]}, progressbar:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["range"]}, radio:{namefrom:["contents", "author"], namerequired:!0, 
parent:["checkbox", "option"]}, radiogroup:{mustcontain:["radio"], namefrom:["author"], namerequired:!0, parent:["select"], properties:["aria-required"]}, range:{"abstract":!0, namefrom:["author"], parent:["widget"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-valuetext"]}, region:{namefrom:[" author"], parent:["section"]}, roletype:{"abstract":!0, properties:"aria-atomic aria-busy aria-controls aria-describedby aria-disabled aria-dropeffect aria-flowto aria-grabbed aria-haspopup aria-hidden aria-invalid aria-label aria-labelledby aria-live aria-owns aria-relevant".split(" ")}, 
row:{mustcontain:["columnheader", "gridcell", "rowheader"], namefrom:["contents", "author"], parent:["group", "widget"], properties:["aria-level", "aria-selected"], scope:["grid", "rowgroup", "treegrid"]}, rowgroup:{mustcontain:["row"], namefrom:["contents", "author"], parent:["group"], scope:["grid"]}, rowheader:{namefrom:["contents", "author"], namerequired:!0, parent:["gridcell", "sectionhead", "widget"], properties:["aria-sort"], scope:["row"]}, search:{namefrom:["author"], parent:["landmark"]}, 
section:{"abstract":!0, namefrom:["contents", "author"], parent:["structure"], properties:["aria-expanded"]}, sectionhead:{"abstract":!0, namefrom:["contents", "author"], parent:["structure"], properties:["aria-expanded"]}, select:{"abstract":!0, namefrom:["author"], parent:["composite", "group", "input"]}, separator:{childpresentational:!0, namefrom:["author"], parent:["structure"], properties:["aria-expanded", "aria-orientation"]}, scrollbar:{childpresentational:!0, namefrom:["author"], namerequired:!1, 
parent:["input", "range"], requiredProperties:["aria-controls", "aria-orientation", "aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-controls", "aria-orientation", "aria-valuemax", "aria-valuemin", "aria-valuenow"]}, slider:{childpresentational:!0, namefrom:["author"], namerequired:!0, parent:["input", "range"], requiredProperties:["aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-orientation"]}, spinbutton:{namefrom:["author"], 
namerequired:!0, parent:["input", "range"], requiredProperties:["aria-valuemax", "aria-valuemin", "aria-valuenow"], properties:["aria-valuemax", "aria-valuemin", "aria-valuenow", "aria-required"]}, status:{parent:["region"]}, structure:{"abstract":!0, parent:["roletype"]}, tab:{namefrom:["contents", "author"], parent:["sectionhead", "widget"], properties:["aria-selected"], scope:["tablist"]}, tablist:{mustcontain:["tab"], namefrom:["author"], parent:["composite", "directory"], properties:["aria-level"]}, 
tabpanel:{namefrom:["author"], namerequired:!0, parent:["region"]}, textbox:{namefrom:["author"], namerequired:!0, parent:["input"], properties:["aria-activedescendant", "aria-autocomplete", "aria-multiline", "aria-readonly", "aria-required"]}, timer:{namefrom:["author"], namerequired:!0, parent:["status"]}, toolbar:{namefrom:["author"], parent:["group"]}, tooltip:{namerequired:!0, parent:["section"]}, tree:{mustcontain:["group", "treeitem"], namefrom:["author"], namerequired:!0, parent:["select"], 
properties:["aria-multiselectable", "aria-required"]}, treegrid:{mustcontain:["row"], namefrom:["author"], namerequired:!0, parent:["grid", "tree"]}, treeitem:{namefrom:["contents", "author"], namerequired:!0, parent:["listitem", "option"], scope:["group", "tree"]}, 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++) {
      var e = c[d];
      b[e] = !0;
      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 (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) {
  var role = axs.constants.ARIA_ROLES[roleName], propertiesSet = {};
  axs.constants.addAllPropertiesToSet_(role, "properties", propertiesSet);
  role.propertiesSet = propertiesSet;
  var requiredPropertiesSet = {};
  axs.constants.addAllPropertiesToSet_(role, "requiredProperties", requiredPropertiesSet);
  role.requiredPropertiesSet = requiredPropertiesSet;
  var parentRolesSet = {};
  axs.constants.addAllParentRolesToSet_(role, parentRolesSet);
  role.allParentRolesSet = parentRolesSet;
  "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", 
"undefined"]}, haspopup:{defaultValue:"false", type:"property", valueType:"boolean"}, hidden:{defaultValue:"false", type:"state", valueType:"boolean"}, invalid:{defaultValue:"false", type:"state", valueType:"token", values:["grammar", "false", "spelling", "true"]}, label:{type:"property", valueType:"string"}, labelledby:{type:"property", valueType:"idref_list"}, level:{type:"property", valueType:"integer"}, live:{defaultValue:"off", type:"property", valueType:"token", values:["off", "polite", "assertive"]}, 
multiline:{defaultValue:"false", type:"property", valueType:"boolean"}, multiselectable:{defaultValue:"false", type:"property", valueType:"boolean"}, orientation:{defaultValue:"vertical", type:"property", valueType:"token", values:["horizontal", "vertical"]}, owns:{type:"property", valueType:"idref_list"}, posinset:{type:"property", valueType:"integer"}, pressed:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "mixed", "undefined"]}, readonly:{defaultValue:"false", 
type:"property", valueType:"boolean"}, relevant:{defaultValue:"additions text", type:"property", valueType:"token_list", values:["additions", "removals", "text", "all"]}, required:{defaultValue:"false", type:"property", valueType:"boolean"}, selected:{defaultValue:"undefined", type:"state", valueType:"token", values:["true", "false", "undefined"]}, setsize:{type:"property", valueType:"integer"}, sort:{defaultValue:"none", type:"property", valueType:"token", values:["ascending", "descending", "none", 
"other"]}, valuemax:{type:"property", valueType:"decimal"}, valuemin:{type:"property", valueType:"decimal"}, valuenow:{type:"property", valueType:"decimal"}, valuetext:{type:"property", valueType:"string"}};
(function() {
  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;
      }
      b.valuesSet = c;
    }
  }
})();
axs.constants.GLOBAL_PROPERTIES = axs.constants.ARIA_ROLES.roletype.propertiesSet;
axs.constants.NO_ROLE_NAME = " ";
axs.constants.WIDGET_ROLE_TO_NAME = {alert:"aria_role_alert", alertdialog:"aria_role_alertdialog", button:"aria_role_button", checkbox:"aria_role_checkbox", columnheader:"aria_role_columnheader", combobox:"aria_role_combobox", dialog:"aria_role_dialog", grid:"aria_role_grid", gridcell:"aria_role_gridcell", link:"aria_role_link", listbox:"aria_role_listbox", log:"aria_role_log", marquee:"aria_role_marquee", menu:"aria_role_menu", menubar:"aria_role_menubar", menuitem:"aria_role_menuitem", menuitemcheckbox:"aria_role_menuitemcheckbox", 
menuitemradio:"aria_role_menuitemradio", option:axs.constants.NO_ROLE_NAME, progressbar:"aria_role_progressbar", radio:"aria_role_radio", radiogroup:"aria_role_radiogroup", rowheader:"aria_role_rowheader", scrollbar:"aria_role_scrollbar", slider:"aria_role_slider", spinbutton:"aria_role_spinbutton", status:"aria_role_status", tab:"aria_role_tab", tabpanel:"aria_role_tabpanel", textbox:"aria_role_textbox", timer:"aria_role_timer", toolbar:"aria_role_toolbar", tooltip:"aria_role_tooltip", treeitem:"aria_role_treeitem"};
axs.constants.STRUCTURE_ROLE_TO_NAME = {article:"aria_role_article", application:"aria_role_application", banner:"aria_role_banner", columnheader:"aria_role_columnheader", complementary:"aria_role_complementary", contentinfo:"aria_role_contentinfo", definition:"aria_role_definition", directory:"aria_role_directory", document:"aria_role_document", form:"aria_role_form", group:"aria_role_group", heading:"aria_role_heading", img:"aria_role_img", list:"aria_role_list", listitem:"aria_role_listitem", 
main:"aria_role_main", math:"aria_role_math", navigation:"aria_role_navigation", note:"aria_role_note", region:"aria_role_region", rowheader:"aria_role_rowheader", search:"aria_role_search", separator:"aria_role_separator"};
axs.constants.ATTRIBUTE_VALUE_TO_STATUS = [{name:"aria-autocomplete", values:{inline:"aria_autocomplete_inline", list:"aria_autocomplete_list", both:"aria_autocomplete_both"}}, {name:"aria-checked", values:{"true":"aria_checked_true", "false":"aria_checked_false", mixed:"aria_checked_mixed"}}, {name:"aria-disabled", values:{"true":"aria_disabled_true"}}, {name:"aria-expanded", values:{"true":"aria_expanded_true", "false":"aria_expanded_false"}}, {name:"aria-invalid", values:{"true":"aria_invalid_true", 
grammar:"aria_invalid_grammar", spelling:"aria_invalid_spelling"}}, {name:"aria-multiline", values:{"true":"aria_multiline_true"}}, {name:"aria-multiselectable", values:{"true":"aria_multiselectable_true"}}, {name:"aria-pressed", values:{"true":"aria_pressed_true", "false":"aria_pressed_false", mixed:"aria_pressed_mixed"}}, {name:"aria-readonly", values:{"true":"aria_readonly_true"}}, {name:"aria-required", values:{"true":"aria_required_true"}}, {name:"aria-selected", values:{"true":"aria_selected_true", 
"false":"aria_selected_false"}}];
axs.constants.INPUT_TYPE_TO_INFORMATION_TABLE_MSG = {button:"input_type_button", checkbox:"input_type_checkbox", color:"input_type_color", datetime:"input_type_datetime", "datetime-local":"input_type_datetime_local", date:"input_type_date", email:"input_type_email", file:"input_type_file", image:"input_type_image", month:"input_type_month", number:"input_type_number", password:"input_type_password", radio:"input_type_radio", range:"input_type_range", reset:"input_type_reset", search:"input_type_search", 
submit:"input_type_submit", tel:"input_type_tel", text:"input_type_text", url:"input_type_url", week:"input_type_week"};
axs.constants.TAG_TO_INFORMATION_TABLE_VERBOSE_MSG = {A:"tag_link", BUTTON:"tag_button", H1:"tag_h1", H2:"tag_h2", H3:"tag_h3", H4:"tag_h4", H5:"tag_h5", H6:"tag_h6", LI:"tag_li", OL:"tag_ol", SELECT:"tag_select", TEXTAREA:"tag_textarea", UL:"tag_ul", SECTION:"tag_section", NAV:"tag_nav", ARTICLE:"tag_article", ASIDE:"tag_aside", HGROUP:"tag_hgroup", HEADER:"tag_header", FOOTER:"tag_footer", TIME:"tag_time", MARK:"tag_mark"};
axs.constants.TAG_TO_INFORMATION_TABLE_BRIEF_MSG = {BUTTON:"tag_button", SELECT:"tag_select", TEXTAREA:"tag_textarea"};
axs.constants.MIXED_VALUES = {"tr