314 lines
7.9 KiB
JavaScript
314 lines
7.9 KiB
JavaScript
|
'use strict';
|
||
|
|
||
|
Object.defineProperty(exports, '__esModule', {
|
||
|
value: true
|
||
|
});
|
||
|
exports.equals = equals;
|
||
|
exports.isA = isA;
|
||
|
exports.fnNameFor = fnNameFor;
|
||
|
exports.isUndefined = isUndefined;
|
||
|
exports.hasProperty = hasProperty;
|
||
|
exports.isImmutableUnorderedKeyed = isImmutableUnorderedKeyed;
|
||
|
exports.isImmutableUnorderedSet = isImmutableUnorderedSet;
|
||
|
|
||
|
/*
|
||
|
Copyright (c) 2008-2016 Pivotal Labs
|
||
|
|
||
|
Permission is hereby granted, free of charge, to any person obtaining
|
||
|
a copy of this software and associated documentation files (the
|
||
|
"Software"), to deal in the Software without restriction, including
|
||
|
without limitation the rights to use, copy, modify, merge, publish,
|
||
|
distribute, sublicense, and/or sell copies of the Software, and to
|
||
|
permit persons to whom the Software is furnished to do so, subject to
|
||
|
the following conditions:
|
||
|
|
||
|
The above copyright notice and this permission notice shall be
|
||
|
included in all copies or substantial portions of the Software.
|
||
|
|
||
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||
|
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||
|
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||
|
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
||
|
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
||
|
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
||
|
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||
|
|
||
|
*/
|
||
|
|
||
|
/* eslint-disable */
|
||
|
// Extracted out of jasmine 2.5.2
|
||
|
function equals(a, b, customTesters, strictCheck) {
|
||
|
customTesters = customTesters || [];
|
||
|
return eq(a, b, [], [], customTesters, strictCheck ? hasKey : hasDefinedKey);
|
||
|
}
|
||
|
|
||
|
const functionToString = Function.prototype.toString;
|
||
|
|
||
|
function isAsymmetric(obj) {
|
||
|
return !!obj && isA('Function', obj.asymmetricMatch);
|
||
|
}
|
||
|
|
||
|
function asymmetricMatch(a, b) {
|
||
|
var asymmetricA = isAsymmetric(a),
|
||
|
asymmetricB = isAsymmetric(b);
|
||
|
|
||
|
if (asymmetricA && asymmetricB) {
|
||
|
return undefined;
|
||
|
}
|
||
|
|
||
|
if (asymmetricA) {
|
||
|
return a.asymmetricMatch(b);
|
||
|
}
|
||
|
|
||
|
if (asymmetricB) {
|
||
|
return b.asymmetricMatch(a);
|
||
|
}
|
||
|
} // Equality function lovingly adapted from isEqual in
|
||
|
// [Underscore](http://underscorejs.org)
|
||
|
|
||
|
function eq(a, b, aStack, bStack, customTesters, hasKey) {
|
||
|
var result = true;
|
||
|
var asymmetricResult = asymmetricMatch(a, b);
|
||
|
|
||
|
if (asymmetricResult !== undefined) {
|
||
|
return asymmetricResult;
|
||
|
}
|
||
|
|
||
|
for (var i = 0; i < customTesters.length; i++) {
|
||
|
var customTesterResult = customTesters[i](a, b);
|
||
|
|
||
|
if (customTesterResult !== undefined) {
|
||
|
return customTesterResult;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (a instanceof Error && b instanceof Error) {
|
||
|
return a.message == b.message;
|
||
|
}
|
||
|
|
||
|
if (Object.is(a, b)) {
|
||
|
return true;
|
||
|
} // A strict comparison is necessary because `null == undefined`.
|
||
|
|
||
|
if (a === null || b === null) {
|
||
|
return a === b;
|
||
|
}
|
||
|
|
||
|
var className = Object.prototype.toString.call(a);
|
||
|
|
||
|
if (className != Object.prototype.toString.call(b)) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
switch (className) {
|
||
|
// Strings, numbers, dates, and booleans are compared by value.
|
||
|
case '[object String]':
|
||
|
// Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
|
||
|
// equivalent to `new String("5")`.
|
||
|
return a == String(b);
|
||
|
|
||
|
case '[object Number]':
|
||
|
return Object.is(Number(a), Number(b));
|
||
|
|
||
|
case '[object Date]':
|
||
|
case '[object Boolean]':
|
||
|
// Coerce dates and booleans to numeric primitive values. Dates are compared by their
|
||
|
// millisecond representations. Note that invalid dates with millisecond representations
|
||
|
// of `NaN` are not equivalent.
|
||
|
return +a == +b;
|
||
|
// RegExps are compared by their source patterns and flags.
|
||
|
|
||
|
case '[object RegExp]':
|
||
|
return (
|
||
|
a.source == b.source &&
|
||
|
a.global == b.global &&
|
||
|
a.multiline == b.multiline &&
|
||
|
a.ignoreCase == b.ignoreCase
|
||
|
);
|
||
|
}
|
||
|
|
||
|
if (typeof a != 'object' || typeof b != 'object') {
|
||
|
return false;
|
||
|
} // Use DOM3 method isEqualNode (IE>=9)
|
||
|
|
||
|
if (isDomNode(a) && isDomNode(b)) {
|
||
|
return a.isEqualNode(b);
|
||
|
} // Used to detect circular references.
|
||
|
|
||
|
var length = aStack.length;
|
||
|
|
||
|
while (length--) {
|
||
|
// Linear search. Performance is inversely proportional to the number of
|
||
|
// unique nested structures.
|
||
|
// circular references at same depth are equal
|
||
|
// circular reference is not equal to non-circular one
|
||
|
if (aStack[length] === a) {
|
||
|
return bStack[length] === b;
|
||
|
} else if (bStack[length] === b) {
|
||
|
return false;
|
||
|
}
|
||
|
} // Add the first object to the stack of traversed objects.
|
||
|
|
||
|
aStack.push(a);
|
||
|
bStack.push(b);
|
||
|
var size = 0; // Recursively compare objects and arrays.
|
||
|
// Compare array lengths to determine if a deep comparison is necessary.
|
||
|
|
||
|
if (className == '[object Array]') {
|
||
|
size = a.length;
|
||
|
|
||
|
if (size !== b.length) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
while (size--) {
|
||
|
result = eq(a[size], b[size], aStack, bStack, customTesters, hasKey);
|
||
|
|
||
|
if (!result) {
|
||
|
return false;
|
||
|
}
|
||
|
}
|
||
|
} // Deep compare objects.
|
||
|
|
||
|
var aKeys = keys(a, className == '[object Array]', hasKey),
|
||
|
key;
|
||
|
size = aKeys.length; // Ensure that both objects contain the same number of properties before comparing deep equality.
|
||
|
|
||
|
if (keys(b, className == '[object Array]', hasKey).length !== size) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
while (size--) {
|
||
|
key = aKeys[size]; // Deep compare each member
|
||
|
|
||
|
result =
|
||
|
hasKey(b, key) &&
|
||
|
eq(a[key], b[key], aStack, bStack, customTesters, hasKey);
|
||
|
|
||
|
if (!result) {
|
||
|
return false;
|
||
|
}
|
||
|
} // Remove the first object from the stack of traversed objects.
|
||
|
|
||
|
aStack.pop();
|
||
|
bStack.pop();
|
||
|
return result;
|
||
|
}
|
||
|
|
||
|
function keys(obj, isArray, hasKey) {
|
||
|
var allKeys = (function(o) {
|
||
|
var keys = [];
|
||
|
|
||
|
for (var key in o) {
|
||
|
if (hasKey(o, key)) {
|
||
|
keys.push(key);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return keys.concat(
|
||
|
Object.getOwnPropertySymbols(o).filter(
|
||
|
symbol => Object.getOwnPropertyDescriptor(o, symbol).enumerable
|
||
|
)
|
||
|
);
|
||
|
})(obj);
|
||
|
|
||
|
if (!isArray) {
|
||
|
return allKeys;
|
||
|
}
|
||
|
|
||
|
var extraKeys = [];
|
||
|
|
||
|
if (allKeys.length === 0) {
|
||
|
return allKeys;
|
||
|
}
|
||
|
|
||
|
for (var x = 0; x < allKeys.length; x++) {
|
||
|
if (typeof allKeys[x] === 'symbol' || !allKeys[x].match(/^[0-9]+$/)) {
|
||
|
extraKeys.push(allKeys[x]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return extraKeys;
|
||
|
}
|
||
|
|
||
|
function hasDefinedKey(obj, key) {
|
||
|
return hasKey(obj, key) && obj[key] !== undefined;
|
||
|
}
|
||
|
|
||
|
function hasKey(obj, key) {
|
||
|
return Object.prototype.hasOwnProperty.call(obj, key);
|
||
|
}
|
||
|
|
||
|
function isA(typeName, value) {
|
||
|
return Object.prototype.toString.apply(value) === '[object ' + typeName + ']';
|
||
|
}
|
||
|
|
||
|
function isDomNode(obj) {
|
||
|
return (
|
||
|
obj !== null &&
|
||
|
typeof obj === 'object' &&
|
||
|
typeof obj.nodeType === 'number' &&
|
||
|
typeof obj.nodeName === 'string' &&
|
||
|
typeof obj.isEqualNode === 'function'
|
||
|
);
|
||
|
}
|
||
|
|
||
|
function fnNameFor(func) {
|
||
|
if (func.name) {
|
||
|
return func.name;
|
||
|
}
|
||
|
|
||
|
const matches = functionToString
|
||
|
.call(func)
|
||
|
.match(/^(?:async)?\s*function\s*\*?\s*([\w$]+)\s*\(/);
|
||
|
return matches ? matches[1] : '<anonymous>';
|
||
|
}
|
||
|
|
||
|
function isUndefined(obj) {
|
||
|
return obj === void 0;
|
||
|
}
|
||
|
|
||
|
function getPrototype(obj) {
|
||
|
if (Object.getPrototypeOf) {
|
||
|
return Object.getPrototypeOf(obj);
|
||
|
}
|
||
|
|
||
|
if (obj.constructor.prototype == obj) {
|
||
|
return null;
|
||
|
}
|
||
|
|
||
|
return obj.constructor.prototype;
|
||
|
}
|
||
|
|
||
|
function hasProperty(obj, property) {
|
||
|
if (!obj) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
if (Object.prototype.hasOwnProperty.call(obj, property)) {
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
return hasProperty(getPrototype(obj), property);
|
||
|
} // SENTINEL constants are from https://github.com/facebook/immutable-js
|
||
|
|
||
|
const IS_KEYED_SENTINEL = '@@__IMMUTABLE_KEYED__@@';
|
||
|
const IS_SET_SENTINEL = '@@__IMMUTABLE_SET__@@';
|
||
|
const IS_ORDERED_SENTINEL = '@@__IMMUTABLE_ORDERED__@@';
|
||
|
|
||
|
function isImmutableUnorderedKeyed(maybeKeyed) {
|
||
|
return !!(
|
||
|
maybeKeyed &&
|
||
|
maybeKeyed[IS_KEYED_SENTINEL] &&
|
||
|
!maybeKeyed[IS_ORDERED_SENTINEL]
|
||
|
);
|
||
|
}
|
||
|
|
||
|
function isImmutableUnorderedSet(maybeSet) {
|
||
|
return !!(
|
||
|
maybeSet &&
|
||
|
maybeSet[IS_SET_SENTINEL] &&
|
||
|
!maybeSet[IS_ORDERED_SENTINEL]
|
||
|
);
|
||
|
}
|