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Diffstat (limited to 'static/src/assets/viz/1/goog/object/object.js')
| -rw-r--r-- | static/src/assets/viz/1/goog/object/object.js | 705 |
1 files changed, 0 insertions, 705 deletions
diff --git a/static/src/assets/viz/1/goog/object/object.js b/static/src/assets/viz/1/goog/object/object.js deleted file mode 100644 index d15c88c..0000000 --- a/static/src/assets/viz/1/goog/object/object.js +++ /dev/null @@ -1,705 +0,0 @@ -// 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 Utilities for manipulating objects/maps/hashes. - * @author arv@google.com (Erik Arvidsson) - */ - -goog.provide('goog.object'); - - -/** - * Whether two values are not observably distinguishable. This - * correctly detects that 0 is not the same as -0 and two NaNs are - * practically equivalent. - * - * The implementation is as suggested by harmony:egal proposal. - * - * @param {*} v The first value to compare. - * @param {*} v2 The second value to compare. - * @return {boolean} Whether two values are not observably distinguishable. - * @see http://wiki.ecmascript.org/doku.php?id=harmony:egal - */ -goog.object.is = function(v, v2) { - if (v === v2) { - // 0 === -0, but they are not identical. - // We need the cast because the compiler requires that v2 is a - // number (although 1/v2 works with non-number). We cast to ? to - // stop the compiler from type-checking this statement. - return v !== 0 || 1 / v === 1 / /** @type {?} */ (v2); - } - - // NaN is non-reflexive: NaN !== NaN, although they are identical. - return v !== v && v2 !== v2; -}; - - -/** - * Calls a function for each element in an object/map/hash. - * - * @param {Object<K,V>} obj The object over which to iterate. - * @param {function(this:T,V,?,Object<K,V>):?} f The function to call - * for every element. This function takes 3 arguments (the value, the - * key and the object) and the return value is ignored. - * @param {T=} opt_obj This is used as the 'this' object within f. - * @template T,K,V - */ -goog.object.forEach = function(obj, f, opt_obj) { - for (var key in obj) { - f.call(/** @type {?} */ (opt_obj), obj[key], key, obj); - } -}; - - -/** - * Calls a function for each element in an object/map/hash. If that call returns - * true, adds the element to a new object. - * - * @param {Object<K,V>} obj The object over which to iterate. - * @param {function(this:T,V,?,Object<K,V>):boolean} f The function to call - * for every element. This - * function takes 3 arguments (the value, the key and the object) - * and should return a boolean. If the return value is true the - * element is added to the result object. If it is false the - * element is not included. - * @param {T=} opt_obj This is used as the 'this' object within f. - * @return {!Object<K,V>} a new object in which only elements that passed the - * test are present. - * @template T,K,V - */ -goog.object.filter = function(obj, f, opt_obj) { - var res = {}; - for (var key in obj) { - if (f.call(/** @type {?} */ (opt_obj), obj[key], key, obj)) { - res[key] = obj[key]; - } - } - return res; -}; - - -/** - * For every element in an object/map/hash calls a function and inserts the - * result into a new object. - * - * @param {Object<K,V>} obj The object over which to iterate. - * @param {function(this:T,V,?,Object<K,V>):R} f The function to call - * for every element. This function - * takes 3 arguments (the value, the key and the object) - * and should return something. The result will be inserted - * into a new object. - * @param {T=} opt_obj This is used as the 'this' object within f. - * @return {!Object<K,R>} a new object with the results from f. - * @template T,K,V,R - */ -goog.object.map = function(obj, f, opt_obj) { - var res = {}; - for (var key in obj) { - res[key] = f.call(/** @type {?} */ (opt_obj), obj[key], key, obj); - } - return res; -}; - - -/** - * Calls a function for each element in an object/map/hash. If any - * call returns true, returns true (without checking the rest). If - * all calls return false, returns false. - * - * @param {Object<K,V>} obj The object to check. - * @param {function(this:T,V,?,Object<K,V>):boolean} f The function to - * call for every element. This function - * takes 3 arguments (the value, the key and the object) and should - * return a boolean. - * @param {T=} opt_obj This is used as the 'this' object within f. - * @return {boolean} true if any element passes the test. - * @template T,K,V - */ -goog.object.some = function(obj, f, opt_obj) { - for (var key in obj) { - if (f.call(/** @type {?} */ (opt_obj), obj[key], key, obj)) { - return true; - } - } - return false; -}; - - -/** - * Calls a function for each element in an object/map/hash. If - * all calls return true, returns true. If any call returns false, returns - * false at this point and does not continue to check the remaining elements. - * - * @param {Object<K,V>} obj The object to check. - * @param {?function(this:T,V,?,Object<K,V>):boolean} f The function to - * call for every element. This function - * takes 3 arguments (the value, the key and the object) and should - * return a boolean. - * @param {T=} opt_obj This is used as the 'this' object within f. - * @return {boolean} false if any element fails the test. - * @template T,K,V - */ -goog.object.every = function(obj, f, opt_obj) { - for (var key in obj) { - if (!f.call(/** @type {?} */ (opt_obj), obj[key], key, obj)) { - return false; - } - } - return true; -}; - - -/** - * Returns the number of key-value pairs in the object map. - * - * @param {Object} obj The object for which to get the number of key-value - * pairs. - * @return {number} The number of key-value pairs in the object map. - */ -goog.object.getCount = function(obj) { - var rv = 0; - for (var key in obj) { - rv++; - } - return rv; -}; - - -/** - * Returns one key from the object map, if any exists. - * For map literals the returned key will be the first one in most of the - * browsers (a know exception is Konqueror). - * - * @param {Object} obj The object to pick a key from. - * @return {string|undefined} The key or undefined if the object is empty. - */ -goog.object.getAnyKey = function(obj) { - for (var key in obj) { - return key; - } -}; - - -/** - * Returns one value from the object map, if any exists. - * For map literals the returned value will be the first one in most of the - * browsers (a know exception is Konqueror). - * - * @param {Object<K,V>} obj The object to pick a value from. - * @return {V|undefined} The value or undefined if the object is empty. - * @template K,V - */ -goog.object.getAnyValue = function(obj) { - for (var key in obj) { - return obj[key]; - } -}; - - -/** - * Whether the object/hash/map contains the given object as a value. - * An alias for goog.object.containsValue(obj, val). - * - * @param {Object<K,V>} obj The object in which to look for val. - * @param {V} val The object for which to check. - * @return {boolean} true if val is present. - * @template K,V - */ -goog.object.contains = function(obj, val) { - return goog.object.containsValue(obj, val); -}; - - -/** - * Returns the values of the object/map/hash. - * - * @param {Object<K,V>} obj The object from which to get the values. - * @return {!Array<V>} The values in the object/map/hash. - * @template K,V - */ -goog.object.getValues = function(obj) { - var res = []; - var i = 0; - for (var key in obj) { - res[i++] = obj[key]; - } - return res; -}; - - -/** - * Returns the keys of the object/map/hash. - * - * @param {Object} obj The object from which to get the keys. - * @return {!Array<string>} Array of property keys. - */ -goog.object.getKeys = function(obj) { - var res = []; - var i = 0; - for (var key in obj) { - res[i++] = key; - } - return res; -}; - - -/** - * Get a value from an object multiple levels deep. This is useful for - * pulling values from deeply nested objects, such as JSON responses. - * Example usage: getValueByKeys(jsonObj, 'foo', 'entries', 3) - * - * @param {!Object} obj An object to get the value from. Can be array-like. - * @param {...(string|number|!IArrayLike<number|string>)} - * var_args A number of keys - * (as strings, or numbers, for array-like objects). Can also be - * specified as a single array of keys. - * @return {*} The resulting value. If, at any point, the value for a key - * is undefined, returns undefined. - */ -goog.object.getValueByKeys = function(obj, var_args) { - var isArrayLike = goog.isArrayLike(var_args); - var keys = isArrayLike ? var_args : arguments; - - // Start with the 2nd parameter for the variable parameters syntax. - for (var i = isArrayLike ? 0 : 1; i < keys.length; i++) { - obj = obj[keys[i]]; - if (!goog.isDef(obj)) { - break; - } - } - - return obj; -}; - - -/** - * Whether the object/map/hash contains the given key. - * - * @param {Object} obj The object in which to look for key. - * @param {?} key The key for which to check. - * @return {boolean} true If the map contains the key. - */ -goog.object.containsKey = function(obj, key) { - return obj !== null && key in obj; -}; - - -/** - * Whether the object/map/hash contains the given value. This is O(n). - * - * @param {Object<K,V>} obj The object in which to look for val. - * @param {V} val The value for which to check. - * @return {boolean} true If the map contains the value. - * @template K,V - */ -goog.object.containsValue = function(obj, val) { - for (var key in obj) { - if (obj[key] == val) { - return true; - } - } - return false; -}; - - -/** - * Searches an object for an element that satisfies the given condition and - * returns its key. - * @param {Object<K,V>} obj The object to search in. - * @param {function(this:T,V,string,Object<K,V>):boolean} f The - * function to call for every element. Takes 3 arguments (the value, - * the key and the object) and should return a boolean. - * @param {T=} opt_this An optional "this" context for the function. - * @return {string|undefined} The key of an element for which the function - * returns true or undefined if no such element is found. - * @template T,K,V - */ -goog.object.findKey = function(obj, f, opt_this) { - for (var key in obj) { - if (f.call(/** @type {?} */ (opt_this), obj[key], key, obj)) { - return key; - } - } - return undefined; -}; - - -/** - * Searches an object for an element that satisfies the given condition and - * returns its value. - * @param {Object<K,V>} obj The object to search in. - * @param {function(this:T,V,string,Object<K,V>):boolean} f The function - * to call for every element. Takes 3 arguments (the value, the key - * and the object) and should return a boolean. - * @param {T=} opt_this An optional "this" context for the function. - * @return {V} The value of an element for which the function returns true or - * undefined if no such element is found. - * @template T,K,V - */ -goog.object.findValue = function(obj, f, opt_this) { - var key = goog.object.findKey(obj, f, opt_this); - return key && obj[key]; -}; - - -/** - * Whether the object/map/hash is empty. - * - * @param {Object} obj The object to test. - * @return {boolean} true if obj is empty. - */ -goog.object.isEmpty = function(obj) { - for (var key in obj) { - return false; - } - return true; -}; - - -/** - * Removes all key value pairs from the object/map/hash. - * - * @param {Object} obj The object to clear. - */ -goog.object.clear = function(obj) { - for (var i in obj) { - delete obj[i]; - } -}; - - -/** - * Removes a key-value pair based on the key. - * - * @param {Object} obj The object from which to remove the key. - * @param {?} key The key to remove. - * @return {boolean} Whether an element was removed. - */ -goog.object.remove = function(obj, key) { - var rv; - if (rv = key in /** @type {!Object} */ (obj)) { - delete obj[key]; - } - return rv; -}; - - -/** - * Adds a key-value pair to the object. Throws an exception if the key is - * already in use. Use set if you want to change an existing pair. - * - * @param {Object<K,V>} obj The object to which to add the key-value pair. - * @param {string} key The key to add. - * @param {V} val The value to add. - * @template K,V - */ -goog.object.add = function(obj, key, val) { - if (obj !== null && key in obj) { - throw Error('The object already contains the key "' + key + '"'); - } - goog.object.set(obj, key, val); -}; - - -/** - * Returns the value for the given key. - * - * @param {Object<K,V>} obj The object from which to get the value. - * @param {string} key The key for which to get the value. - * @param {R=} opt_val The value to return if no item is found for the given - * key (default is undefined). - * @return {V|R|undefined} The value for the given key. - * @template K,V,R - */ -goog.object.get = function(obj, key, opt_val) { - if (obj !== null && key in obj) { - return obj[key]; - } - return opt_val; -}; - - -/** - * Adds a key-value pair to the object/map/hash. - * - * @param {Object<K,V>} obj The object to which to add the key-value pair. - * @param {string} key The key to add. - * @param {V} value The value to add. - * @template K,V - */ -goog.object.set = function(obj, key, value) { - obj[key] = value; -}; - - -/** - * Adds a key-value pair to the object/map/hash if it doesn't exist yet. - * - * @param {Object<K,V>} obj The object to which to add the key-value pair. - * @param {string} key The key to add. - * @param {V} value The value to add if the key wasn't present. - * @return {V} The value of the entry at the end of the function. - * @template K,V - */ -goog.object.setIfUndefined = function(obj, key, value) { - return key in /** @type {!Object} */ (obj) ? obj[key] : (obj[key] = value); -}; - - -/** - * Sets a key and value to an object if the key is not set. The value will be - * the return value of the given function. If the key already exists, the - * object will not be changed and the function will not be called (the function - * will be lazily evaluated -- only called if necessary). - * - * This function is particularly useful for use with a map used a as a cache. - * - * @param {!Object<K,V>} obj The object to which to add the key-value pair. - * @param {string} key The key to add. - * @param {function():V} f The value to add if the key wasn't present. - * @return {V} The value of the entry at the end of the function. - * @template K,V - */ -goog.object.setWithReturnValueIfNotSet = function(obj, key, f) { - if (key in obj) { - return obj[key]; - } - - var val = f(); - obj[key] = val; - return val; -}; - - -/** - * Compares two objects for equality using === on the values. - * - * @param {!Object<K,V>} a - * @param {!Object<K,V>} b - * @return {boolean} - * @template K,V - */ -goog.object.equals = function(a, b) { - for (var k in a) { - if (!(k in b) || a[k] !== b[k]) { - return false; - } - } - for (var k in b) { - if (!(k in a)) { - return false; - } - } - return true; -}; - - -/** - * Returns a shallow clone of the object. - * - * @param {Object<K,V>} obj Object to clone. - * @return {!Object<K,V>} Clone of the input object. - * @template K,V - */ -goog.object.clone = function(obj) { - // We cannot use the prototype trick because a lot of methods depend on where - // the actual key is set. - - var res = {}; - for (var key in obj) { - res[key] = obj[key]; - } - return res; - // We could also use goog.mixin but I wanted this to be independent from that. -}; - - -/** - * Clones a value. The input may be an Object, Array, or basic type. Objects and - * arrays will be cloned recursively. - * - * WARNINGS: - * <code>goog.object.unsafeClone</code> does not detect reference loops. Objects - * that refer to themselves will cause infinite recursion. - * - * <code>goog.object.unsafeClone</code> is unaware of unique identifiers, and - * copies UIDs created by <code>getUid</code> into cloned results. - * - * @param {*} obj The value to clone. - * @return {*} A clone of the input value. - */ -goog.object.unsafeClone = function(obj) { - var type = goog.typeOf(obj); - if (type == 'object' || type == 'array') { - if (goog.isFunction(obj.clone)) { - return obj.clone(); - } - var clone = type == 'array' ? [] : {}; - for (var key in obj) { - clone[key] = goog.object.unsafeClone(obj[key]); - } - return clone; - } - - return obj; -}; - - -/** - * Returns a new object in which all the keys and values are interchanged - * (keys become values and values become keys). If multiple keys map to the - * same value, the chosen transposed value is implementation-dependent. - * - * @param {Object} obj The object to transpose. - * @return {!Object} The transposed object. - */ -goog.object.transpose = function(obj) { - var transposed = {}; - for (var key in obj) { - transposed[obj[key]] = key; - } - return transposed; -}; - - -/** - * The names of the fields that are defined on Object.prototype. - * @type {Array<string>} - * @private - */ -goog.object.PROTOTYPE_FIELDS_ = [ - 'constructor', 'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', - 'toLocaleString', 'toString', 'valueOf' -]; - - -/** - * Extends an object with another object. - * This operates 'in-place'; it does not create a new Object. - * - * Example: - * var o = {}; - * goog.object.extend(o, {a: 0, b: 1}); - * o; // {a: 0, b: 1} - * goog.object.extend(o, {b: 2, c: 3}); - * o; // {a: 0, b: 2, c: 3} - * - * @param {Object} target The object to modify. Existing properties will be - * overwritten if they are also present in one of the objects in - * {@code var_args}. - * @param {...Object} var_args The objects from which values will be copied. - */ -goog.object.extend = function(target, var_args) { - var key, source; - for (var i = 1; i < arguments.length; i++) { - source = arguments[i]; - for (key in source) { - target[key] = source[key]; - } - - // For IE the for-in-loop does not contain any properties that are not - // enumerable on the prototype object (for example isPrototypeOf from - // Object.prototype) and it will also not include 'replace' on objects that - // extend String and change 'replace' (not that it is common for anyone to - // extend anything except Object). - - for (var j = 0; j < goog.object.PROTOTYPE_FIELDS_.length; j++) { - key = goog.object.PROTOTYPE_FIELDS_[j]; - if (Object.prototype.hasOwnProperty.call(source, key)) { - target[key] = source[key]; - } - } - } -}; - - -/** - * Creates a new object built from the key-value pairs provided as arguments. - * @param {...*} var_args If only one argument is provided and it is an array - * then this is used as the arguments, otherwise even arguments are used as - * the property names and odd arguments are used as the property values. - * @return {!Object} The new object. - * @throws {Error} If there are uneven number of arguments or there is only one - * non array argument. - */ -goog.object.create = function(var_args) { - var argLength = arguments.length; - if (argLength == 1 && goog.isArray(arguments[0])) { - return goog.object.create.apply(null, arguments[0]); - } - - if (argLength % 2) { - throw Error('Uneven number of arguments'); - } - - var rv = {}; - for (var i = 0; i < argLength; i += 2) { - rv[arguments[i]] = arguments[i + 1]; - } - return rv; -}; - - -/** - * Creates a new object where the property names come from the arguments but - * the value is always set to true - * @param {...*} var_args If only one argument is provided and it is an array - * then this is used as the arguments, otherwise the arguments are used - * as the property names. - * @return {!Object} The new object. - */ -goog.object.createSet = function(var_args) { - var argLength = arguments.length; - if (argLength == 1 && goog.isArray(arguments[0])) { - return goog.object.createSet.apply(null, arguments[0]); - } - - var rv = {}; - for (var i = 0; i < argLength; i++) { - rv[arguments[i]] = true; - } - return rv; -}; - - -/** - * Creates an immutable view of the underlying object, if the browser - * supports immutable objects. - * - * In default mode, writes to this view will fail silently. In strict mode, - * they will throw an error. - * - * @param {!Object<K,V>} obj An object. - * @return {!Object<K,V>} An immutable view of that object, or the - * original object if this browser does not support immutables. - * @template K,V - */ -goog.object.createImmutableView = function(obj) { - var result = obj; - if (Object.isFrozen && !Object.isFrozen(obj)) { - result = Object.create(obj); - Object.freeze(result); - } - return result; -}; - - -/** - * @param {!Object} obj An object. - * @return {boolean} Whether this is an immutable view of the object. - */ -goog.object.isImmutableView = function(obj) { - return !!Object.isFrozen && Object.isFrozen(obj); -}; |