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diff --git a/assets/viz/2/goog/structs/structs.js b/assets/viz/2/goog/structs/structs.js
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-// Copyright 2006 The Closure Library Authors. All Rights Reserved.
-//
-// 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.
-
-/**
- * @fileoverview Generics method for collection-like classes and objects.
- *
- * @author arv@google.com (Erik Arvidsson)
- *
- * This file contains functions to work with collections. It supports using
- * Map, Set, Array and Object and other classes that implement collection-like
- * methods.
- */
-
-
-goog.provide('goog.structs');
-
-goog.require('goog.array');
-goog.require('goog.object');
-
-
-// We treat an object as a dictionary if it has getKeys or it is an object that
-// isn't arrayLike.
-
-
-/**
- * Returns the number of values in the collection-like object.
- * @param {Object} col The collection-like object.
- * @return {number} The number of values in the collection-like object.
- */
-goog.structs.getCount = function(col) {
- if (col.getCount && typeof col.getCount == 'function') {
- return col.getCount();
- }
- if (goog.isArrayLike(col) || goog.isString(col)) {
- return col.length;
- }
- return goog.object.getCount(col);
-};
-
-
-/**
- * Returns the values of the collection-like object.
- * @param {Object} col The collection-like object.
- * @return {!Array<?>} The values in the collection-like object.
- */
-goog.structs.getValues = function(col) {
- if (col.getValues && typeof col.getValues == 'function') {
- return col.getValues();
- }
- if (goog.isString(col)) {
- return col.split('');
- }
- if (goog.isArrayLike(col)) {
- var rv = [];
- var l = col.length;
- for (var i = 0; i < l; i++) {
- rv.push(col[i]);
- }
- return rv;
- }
- return goog.object.getValues(col);
-};
-
-
-/**
- * Returns the keys of the collection. Some collections have no notion of
- * keys/indexes and this function will return undefined in those cases.
- * @param {Object} col The collection-like object.
- * @return {!Array|undefined} The keys in the collection.
- */
-goog.structs.getKeys = function(col) {
- if (col.getKeys && typeof col.getKeys == 'function') {
- return col.getKeys();
- }
- // if we have getValues but no getKeys we know this is a key-less collection
- if (col.getValues && typeof col.getValues == 'function') {
- return undefined;
- }
- if (goog.isArrayLike(col) || goog.isString(col)) {
- var rv = [];
- var l = col.length;
- for (var i = 0; i < l; i++) {
- rv.push(i);
- }
- return rv;
- }
-
- return goog.object.getKeys(col);
-};
-
-
-/**
- * Whether the collection contains the given value. This is O(n) and uses
- * equals (==) to test the existence.
- * @param {Object} col The collection-like object.
- * @param {*} val The value to check for.
- * @return {boolean} True if the map contains the value.
- */
-goog.structs.contains = function(col, val) {
- if (col.contains && typeof col.contains == 'function') {
- return col.contains(val);
- }
- if (col.containsValue && typeof col.containsValue == 'function') {
- return col.containsValue(val);
- }
- if (goog.isArrayLike(col) || goog.isString(col)) {
- return goog.array.contains(/** @type {!Array<?>} */ (col), val);
- }
- return goog.object.containsValue(col, val);
-};
-
-
-/**
- * Whether the collection is empty.
- * @param {Object} col The collection-like object.
- * @return {boolean} True if empty.
- */
-goog.structs.isEmpty = function(col) {
- if (col.isEmpty && typeof col.isEmpty == 'function') {
- return col.isEmpty();
- }
-
- // We do not use goog.string.isEmptyOrWhitespace because here we treat the
- // string as
- // collection and as such even whitespace matters
-
- if (goog.isArrayLike(col) || goog.isString(col)) {
- return goog.array.isEmpty(/** @type {!Array<?>} */ (col));
- }
- return goog.object.isEmpty(col);
-};
-
-
-/**
- * Removes all the elements from the collection.
- * @param {Object} col The collection-like object.
- */
-goog.structs.clear = function(col) {
- // NOTE(arv): This should not contain strings because strings are immutable
- if (col.clear && typeof col.clear == 'function') {
- col.clear();
- } else if (goog.isArrayLike(col)) {
- goog.array.clear(/** @type {IArrayLike<?>} */ (col));
- } else {
- goog.object.clear(col);
- }
-};
-
-
-/**
- * Calls a function for each value in a collection. The function takes
- * three arguments; the value, the key and the collection.
- *
- * @param {S} col The collection-like object.
- * @param {function(this:T,?,?,S):?} f The function to call for every value.
- * This function takes
- * 3 arguments (the value, the key or undefined if the collection has no
- * notion of keys, and the collection) and the return value is irrelevant.
- * @param {T=} opt_obj The object to be used as the value of 'this'
- * within {@code f}.
- * @template T,S
- * @deprecated Use a more specific method, e.g. goog.array.forEach,
- * goog.object.forEach, or for-of.
- */
-goog.structs.forEach = function(col, f, opt_obj) {
- if (col.forEach && typeof col.forEach == 'function') {
- col.forEach(f, opt_obj);
- } else if (goog.isArrayLike(col) || goog.isString(col)) {
- goog.array.forEach(/** @type {!Array<?>} */ (col), f, opt_obj);
- } else {
- var keys = goog.structs.getKeys(col);
- var values = goog.structs.getValues(col);
- var l = values.length;
- for (var i = 0; i < l; i++) {
- f.call(/** @type {?} */ (opt_obj), values[i], keys && keys[i], col);
- }
- }
-};
-
-
-/**
- * Calls a function for every value in the collection. When a call returns true,
- * adds the value to a new collection (Array is returned by default).
- *
- * @param {S} col The collection-like object.
- * @param {function(this:T,?,?,S):boolean} f The function to call for every
- * value. This function takes
- * 3 arguments (the value, the key or undefined if the collection has no
- * notion of keys, and the collection) and should return a Boolean. If the
- * return value is true the value is added to the result collection. If it
- * is false the value is not included.
- * @param {T=} opt_obj The object to be used as the value of 'this'
- * within {@code f}.
- * @return {!Object|!Array<?>} A new collection where the passed values are
- * present. If col is a key-less collection an array is returned. If col
- * has keys and values a plain old JS object is returned.
- * @template T,S
- */
-goog.structs.filter = function(col, f, opt_obj) {
- if (typeof col.filter == 'function') {
- return col.filter(f, opt_obj);
- }
- if (goog.isArrayLike(col) || goog.isString(col)) {
- return goog.array.filter(/** @type {!Array<?>} */ (col), f, opt_obj);
- }
-
- var rv;
- var keys = goog.structs.getKeys(col);
- var values = goog.structs.getValues(col);
- var l = values.length;
- if (keys) {
- rv = {};
- for (var i = 0; i < l; i++) {
- if (f.call(/** @type {?} */ (opt_obj), values[i], keys[i], col)) {
- rv[keys[i]] = values[i];
- }
- }
- } else {
- // We should not use goog.array.filter here since we want to make sure that
- // the index is undefined as well as make sure that col is passed to the
- // function.
- rv = [];
- for (var i = 0; i < l; i++) {
- if (f.call(opt_obj, values[i], undefined, col)) {
- rv.push(values[i]);
- }
- }
- }
- return rv;
-};
-
-
-/**
- * Calls a function for every value in the collection and adds the result into a
- * new collection (defaults to creating a new Array).
- *
- * @param {S} col The collection-like object.
- * @param {function(this:T,?,?,S):V} f The function to call for every value.
- * This function takes 3 arguments (the value, the key or undefined if the
- * collection has no notion of keys, and the collection) and should return
- * something. The result will be used as the value in the new collection.
- * @param {T=} opt_obj The object to be used as the value of 'this'
- * within {@code f}.
- * @return {!Object<V>|!Array<V>} A new collection with the new values. If
- * col is a key-less collection an array is returned. If col has keys and
- * values a plain old JS object is returned.
- * @template T,S,V
- */
-goog.structs.map = function(col, f, opt_obj) {
- if (typeof col.map == 'function') {
- return col.map(f, opt_obj);
- }
- if (goog.isArrayLike(col) || goog.isString(col)) {
- return goog.array.map(/** @type {!Array<?>} */ (col), f, opt_obj);
- }
-
- var rv;
- var keys = goog.structs.getKeys(col);
- var values = goog.structs.getValues(col);
- var l = values.length;
- if (keys) {
- rv = {};
- for (var i = 0; i < l; i++) {
- rv[keys[i]] = f.call(/** @type {?} */ (opt_obj), values[i], keys[i], col);
- }
- } else {
- // We should not use goog.array.map here since we want to make sure that
- // the index is undefined as well as make sure that col is passed to the
- // function.
- rv = [];
- for (var i = 0; i < l; i++) {
- rv[i] = f.call(/** @type {?} */ (opt_obj), values[i], undefined, col);
- }
- }
- return rv;
-};
-
-
-/**
- * Calls f for each value in a collection. If any call returns true this returns
- * true (without checking the rest). If all returns false this returns false.
- *
- * @param {S} col The collection-like object.
- * @param {function(this:T,?,?,S):boolean} f The function to call for every
- * value. This function takes 3 arguments (the value, the key or undefined
- * if the collection has no notion of keys, and the collection) and should
- * return a boolean.
- * @param {T=} opt_obj The object to be used as the value of 'this'
- * within {@code f}.
- * @return {boolean} True if any value passes the test.
- * @template T,S
- */
-goog.structs.some = function(col, f, opt_obj) {
- if (typeof col.some == 'function') {
- return col.some(f, opt_obj);
- }
- if (goog.isArrayLike(col) || goog.isString(col)) {
- return goog.array.some(/** @type {!Array<?>} */ (col), f, opt_obj);
- }
- var keys = goog.structs.getKeys(col);
- var values = goog.structs.getValues(col);
- var l = values.length;
- for (var i = 0; i < l; i++) {
- if (f.call(/** @type {?} */ (opt_obj), values[i], keys && keys[i], col)) {
- return true;
- }
- }
- return false;
-};
-
-
-/**
- * Calls f for each value in a collection. If all calls return true this return
- * true this returns true. If any returns false this returns false at this point
- * and does not continue to check the remaining values.
- *
- * @param {S} col The collection-like object.
- * @param {function(this:T,?,?,S):boolean} f The function to call for every
- * value. This function takes 3 arguments (the value, the key or
- * undefined if the collection has no notion of keys, and the collection)
- * and should return a boolean.
- * @param {T=} opt_obj The object to be used as the value of 'this'
- * within {@code f}.
- * @return {boolean} True if all key-value pairs pass the test.
- * @template T,S
- */
-goog.structs.every = function(col, f, opt_obj) {
- if (typeof col.every == 'function') {
- return col.every(f, opt_obj);
- }
- if (goog.isArrayLike(col) || goog.isString(col)) {
- return goog.array.every(/** @type {!Array<?>} */ (col), f, opt_obj);
- }
- var keys = goog.structs.getKeys(col);
- var values = goog.structs.getValues(col);
- var l = values.length;
- for (var i = 0; i < l; i++) {
- if (!f.call(/** @type {?} */ (opt_obj), values[i], keys && keys[i], col)) {
- return false;
- }
- }
- return true;
-};

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