Files
2014-11-01 16:32:18 +08:00

3626 lines
109 KiB
JavaScript

/**
* Copyright (c) 2014, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
function universalModule() {
var $Object = Object;
function createClass(ctor, methods, staticMethods, superClass) {
var proto;
if (superClass) {
var superProto = superClass.prototype;
proto = $Object.create(superProto);
} else {
proto = ctor.prototype;
}
$Object.keys(methods).forEach(function (key) {
proto[key] = methods[key];
});
$Object.keys(staticMethods).forEach(function (key) {
ctor[key] = staticMethods[key];
});
proto.constructor = ctor;
ctor.prototype = proto;
return ctor;
}
function superCall(self, proto, name, args) {
return $Object.getPrototypeOf(proto)[name].apply(self, args);
}
function defaultSuperCall(self, proto, args) {
superCall(self, proto, 'constructor', args);
}
var $traceurRuntime = {};
$traceurRuntime.createClass = createClass;
$traceurRuntime.superCall = superCall;
$traceurRuntime.defaultSuperCall = defaultSuperCall;
"use strict";
function is(first, second) {
if (first === second) {
return first !== 0 || second !== 0 || 1 / first === 1 / second;
}
if (first !== first) {
return second !== second;
}
if (first && typeof first.equals === 'function') {
return first.equals(second);
}
return false;
}
function invariant(condition, error) {
if (!condition)
throw new Error(error);
}
var DELETE = 'delete';
var SHIFT = 5;
var SIZE = 1 << SHIFT;
var MASK = SIZE - 1;
var NOT_SET = {};
var CHANGE_LENGTH = {value: false};
var DID_ALTER = {value: false};
function MakeRef(ref) {
ref.value = false;
return ref;
}
function SetRef(ref) {
ref && (ref.value = true);
}
function OwnerID() {}
function arrCopy(arr, offset) {
offset = offset || 0;
var len = Math.max(0, arr.length - offset);
var newArr = new Array(len);
for (var ii = 0; ii < len; ii++) {
newArr[ii] = arr[ii + offset];
}
return newArr;
}
function assertNotInfinite(size) {
invariant(size !== Infinity, 'Cannot perform this action with an infinite size.');
}
function ensureSize(iter) {
if (iter.size === undefined) {
iter.size = iter.__iterate(returnTrue);
}
return iter.size;
}
function wrapIndex(iter, index) {
return index >= 0 ? index : ensureSize(iter) + index;
}
function returnTrue() {
return true;
}
function isPlainObj(value) {
return value && value.constructor === Object;
}
function wholeSlice(begin, end, size) {
return (begin === 0 || (size !== undefined && begin <= -size)) && (end === undefined || (size !== undefined && end >= size));
}
function resolveBegin(begin, size) {
return resolveIndex(begin, size, 0);
}
function resolveEnd(end, size) {
return resolveIndex(end, size, size);
}
function resolveIndex(index, size, defaultIndex) {
return index === undefined ? defaultIndex : index < 0 ? Math.max(0, size + index) : size === undefined ? index : Math.min(size, index);
}
function hash(o) {
if (!o) {
return 0;
}
if (o === true) {
return 1;
}
var type = typeof o;
if (type === 'number') {
if ((o | 0) === o) {
return o & HASH_MAX_VAL;
}
o = '' + o;
type = 'string';
}
if (type === 'string') {
return o.length > STRING_HASH_CACHE_MIN_STRLEN ? cachedHashString(o) : hashString(o);
}
if (o.hashCode) {
return hash(typeof o.hashCode === 'function' ? o.hashCode() : o.hashCode);
}
return hashJSObj(o);
}
function cachedHashString(string) {
var hash = stringHashCache[string];
if (hash === undefined) {
hash = hashString(string);
if (STRING_HASH_CACHE_SIZE === STRING_HASH_CACHE_MAX_SIZE) {
STRING_HASH_CACHE_SIZE = 0;
stringHashCache = {};
}
STRING_HASH_CACHE_SIZE++;
stringHashCache[string] = hash;
}
return hash;
}
function hashString(string) {
var hash = 0;
for (var ii = 0; ii < string.length; ii++) {
hash = (31 * hash + string.charCodeAt(ii)) & HASH_MAX_VAL;
}
return hash;
}
function hashJSObj(obj) {
var hash = weakMap && weakMap.get(obj);
if (hash)
return hash;
hash = obj[UID_HASH_KEY];
if (hash)
return hash;
if (!canDefineProperty) {
hash = obj.propertyIsEnumerable && obj.propertyIsEnumerable[UID_HASH_KEY];
if (hash)
return hash;
hash = getIENodeHash(obj);
if (hash)
return hash;
}
if (Object.isExtensible && !Object.isExtensible(obj)) {
throw new Error('Non-extensible objects are not allowed as keys.');
}
hash = ++objHashUID & HASH_MAX_VAL;
if (weakMap) {
weakMap.set(obj, hash);
} else if (canDefineProperty) {
Object.defineProperty(obj, UID_HASH_KEY, {
'enumerable': false,
'configurable': false,
'writable': false,
'value': hash
});
} else if (obj.propertyIsEnumerable && obj.propertyIsEnumerable === obj.constructor.prototype.propertyIsEnumerable) {
obj.propertyIsEnumerable = function() {
return this.constructor.prototype.propertyIsEnumerable.apply(this, arguments);
};
obj.propertyIsEnumerable[UID_HASH_KEY] = hash;
} else if (obj.nodeType) {
obj[UID_HASH_KEY] = hash;
} else {
throw new Error('Unable to set a non-enumerable property on object.');
}
return hash;
}
var canDefineProperty = (function() {
try {
Object.defineProperty({}, 'x', {});
return true;
} catch (e) {
return false;
}
}());
function getIENodeHash(node) {
if (node && node.nodeType > 0) {
switch (node.nodeType) {
case 1:
return node.uniqueID;
case 9:
return node.documentElement && node.documentElement.uniqueID;
}
}
}
var weakMap = typeof WeakMap === 'function' && new WeakMap();
var HASH_MAX_VAL = 0x7FFFFFFF;
var objHashUID = 0;
var UID_HASH_KEY = '__immutablehash__';
if (typeof Symbol === 'function') {
UID_HASH_KEY = Symbol(UID_HASH_KEY);
}
var STRING_HASH_CACHE_MIN_STRLEN = 16;
var STRING_HASH_CACHE_MAX_SIZE = 255;
var STRING_HASH_CACHE_SIZE = 0;
var stringHashCache = {};
var ITERATE_KEYS = 0;
var ITERATE_VALUES = 1;
var ITERATE_ENTRIES = 2;
var FAUX_ITERATOR_SYMBOL = '@@iterator';
var REAL_ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator;
var ITERATOR_SYMBOL = REAL_ITERATOR_SYMBOL || FAUX_ITERATOR_SYMBOL;
var Iterator = function Iterator(next) {
this.next = next;
};
($traceurRuntime.createClass)(Iterator, {toString: function() {
return '[Iterator]';
}}, {});
Iterator.KEYS = ITERATE_KEYS;
Iterator.VALUES = ITERATE_VALUES;
Iterator.ENTRIES = ITERATE_ENTRIES;
var IteratorPrototype = Iterator.prototype;
IteratorPrototype.inspect = IteratorPrototype.toSource = function() {
return this.toString();
};
IteratorPrototype[ITERATOR_SYMBOL] = function() {
return this;
};
function iteratorValue(type, k, v, iteratorResult) {
var value = type === 0 ? k : type === 1 ? v : [k, v];
iteratorResult ? (iteratorResult.value = value) : (iteratorResult = {
value: value,
done: false
});
return iteratorResult;
}
function iteratorDone() {
return {
value: undefined,
done: true
};
}
function hasIterator(maybeIterable) {
return !!_iteratorFn(maybeIterable);
}
function isIterator(maybeIterator) {
return maybeIterator && typeof maybeIterator.next === 'function';
}
function getIterator(iterable) {
var iteratorFn = _iteratorFn(iterable);
return iteratorFn && iteratorFn.call(iterable);
}
function _iteratorFn(iterable) {
var iteratorFn = iterable && ((REAL_ITERATOR_SYMBOL && iterable[REAL_ITERATOR_SYMBOL]) || iterable[FAUX_ITERATOR_SYMBOL]);
if (typeof iteratorFn === 'function') {
return iteratorFn;
}
}
var Iterable = function Iterable(value) {
return isIterable(value) ? value : Seq.apply(undefined, arguments);
};
var $Iterable = Iterable;
($traceurRuntime.createClass)(Iterable, {
toArray: function() {
assertNotInfinite(this.size);
var array = new Array(this.size || 0);
this.valueSeq().__iterate((function(v, i) {
array[i] = v;
}));
return array;
},
toIndexedSeq: function() {
return new ToIndexedSequence(this);
},
toJS: function() {
return this.toSeq().map((function(value) {
return value && typeof value.toJS === 'function' ? value.toJS() : value;
})).__toJS();
},
toKeyedSeq: function() {
return new ToKeyedSequence(this, true);
},
toMap: function() {
assertNotInfinite(this.size);
return Map(this.toKeyedSeq());
},
toObject: function() {
assertNotInfinite(this.size);
var object = {};
this.__iterate((function(v, k) {
object[k] = v;
}));
return object;
},
toOrderedMap: function() {
assertNotInfinite(this.size);
return OrderedMap(this.toKeyedSeq());
},
toSet: function() {
assertNotInfinite(this.size);
return Set(this);
},
toSetSeq: function() {
return new ToSetSequence(this, true);
},
toSeq: function() {
return isIndexed(this) ? this.toIndexedSeq() : isKeyed(this) ? this.toKeyedSeq() : this.toSetSeq();
},
toStack: function() {
assertNotInfinite(this.size);
return Stack(this);
},
toList: function() {
assertNotInfinite(this.size);
return List(this);
},
toString: function() {
return '[Iterable]';
},
__toString: function(head, tail) {
if (this.size === 0) {
return head + tail;
}
return head + ' ' + this.toSeq().map(this.__toStringMapper).join(', ') + ' ' + tail;
},
concat: function() {
for (var values = [],
$__2 = 0; $__2 < arguments.length; $__2++)
values[$__2] = arguments[$__2];
return reify(this, concatFactory(this, values, true));
},
contains: function(searchValue) {
return this.some((function(value) {
return is(value, searchValue);
}));
},
entries: function() {
return this.__iterator(ITERATE_ENTRIES);
},
every: function(predicate, context) {
var returnValue = true;
this.__iterate((function(v, k, c) {
if (!predicate.call(context, v, k, c)) {
returnValue = false;
return false;
}
}));
return returnValue;
},
filter: function(predicate, context) {
return reify(this, filterFactory(this, predicate, context, true));
},
find: function(predicate, context, notSetValue) {
var foundValue = notSetValue;
this.__iterate((function(v, k, c) {
if (predicate.call(context, v, k, c)) {
foundValue = v;
return false;
}
}));
return foundValue;
},
forEach: function(sideEffect, context) {
return this.__iterate(context ? sideEffect.bind(context) : sideEffect);
},
join: function(separator) {
separator = separator !== undefined ? '' + separator : ',';
var joined = '';
var isFirst = true;
this.__iterate((function(v) {
isFirst ? (isFirst = false) : (joined += separator);
joined += v !== null && v !== undefined ? v : '';
}));
return joined;
},
keys: function() {
return this.__iterator(ITERATE_KEYS);
},
map: function(mapper, context) {
return reify(this, mapFactory(this, mapper, context));
},
reduce: function(reducer, initialReduction, context) {
var reduction;
var useFirst;
if (arguments.length < 2) {
useFirst = true;
} else {
reduction = initialReduction;
}
this.__iterate((function(v, k, c) {
if (useFirst) {
useFirst = false;
reduction = v;
} else {
reduction = reducer.call(context, reduction, v, k, c);
}
}));
return reduction;
},
reduceRight: function(reducer, initialReduction, context) {
var reversed = this.toKeyedSeq().reverse();
return reversed.reduce.apply(reversed, arguments);
},
reverse: function() {
return reify(this, reverseFactory(this, true));
},
slice: function(begin, end) {
if (wholeSlice(begin, end, this.size)) {
return this;
}
var resolvedBegin = resolveBegin(begin, this.size);
var resolvedEnd = resolveEnd(end, this.size);
if (resolvedBegin !== resolvedBegin || resolvedEnd !== resolvedEnd) {
return this.toSeq().cacheResult().slice(begin, end);
}
var skipped = resolvedBegin === 0 ? this : this.skip(resolvedBegin);
return reify(this, resolvedEnd === undefined || resolvedEnd === this.size ? skipped : skipped.take(resolvedEnd - resolvedBegin));
},
some: function(predicate, context) {
return !this.every(not(predicate), context);
},
sort: function(comparator) {
return this.sortBy(valueMapper, comparator);
},
values: function() {
return this.__iterator(ITERATE_VALUES);
},
butLast: function() {
return this.slice(0, -1);
},
count: function(predicate, context) {
return ensureSize(predicate ? this.toSeq().filter(predicate, context) : this);
},
countBy: function(grouper, context) {
return countByFactory(this, grouper, context);
},
equals: function(other) {
if (this === other) {
return true;
}
if (!other || typeof other.equals !== 'function') {
return false;
}
if (this.size !== undefined && other.size !== undefined) {
if (this.size !== other.size) {
return false;
}
if (this.size === 0 && other.size === 0) {
return true;
}
}
if (this.__hash !== undefined && other.__hash !== undefined && this.__hash !== other.__hash) {
return false;
}
return this.__deepEquals(other);
},
__deepEquals: function(other) {
var entries = this.entries();
return typeof other.every === 'function' && other.every((function(v, k) {
var entry = entries.next().value;
return entry && is(entry[0], k) && is(entry[1], v);
})) && entries.next().done;
},
entrySeq: function() {
var iterable = this;
if (iterable._cache) {
return new ArraySeq(iterable._cache);
}
var entriesSequence = iterable.toSeq().map(entryMapper).toIndexedSeq();
entriesSequence.fromEntrySeq = (function() {
return iterable.toSeq();
});
return entriesSequence;
},
filterNot: function(predicate, context) {
return this.filter(not(predicate), context);
},
findLast: function(predicate, context, notSetValue) {
return this.toKeyedSeq().reverse().find(predicate, context, notSetValue);
},
first: function() {
return this.find(returnTrue);
},
flatMap: function(mapper, context) {
return reify(this, flatMapFactory(this, mapper, context));
},
flatten: function(depth) {
return reify(this, flattenFactory(this, depth, true));
},
fromEntrySeq: function() {
return new FromEntriesSequence(this);
},
get: function(searchKey, notSetValue) {
return this.find((function(_, key) {
return is(key, searchKey);
}), undefined, notSetValue);
},
getIn: function(searchKeyPath, notSetValue) {
var nested = this;
if (searchKeyPath) {
for (var ii = 0; ii < searchKeyPath.length; ii++) {
nested = nested && nested.get ? nested.get(searchKeyPath[ii], NOT_SET) : NOT_SET;
if (nested === NOT_SET) {
return notSetValue;
}
}
}
return nested;
},
groupBy: function(grouper, context) {
return groupByFactory(this, grouper, context);
},
has: function(searchKey) {
return this.get(searchKey, NOT_SET) !== NOT_SET;
},
isSubset: function(iter) {
iter = typeof iter.contains === 'function' ? iter : $Iterable(iter);
return this.every((function(value) {
return iter.contains(value);
}));
},
isSuperset: function(iter) {
return iter.isSubset(this);
},
keySeq: function() {
return this.toSeq().map(keyMapper).toIndexedSeq();
},
last: function() {
return this.toSeq().reverse().first();
},
max: function(comparator) {
return this.maxBy(valueMapper, comparator);
},
maxBy: function(mapper, comparator) {
var $__0 = this;
comparator = comparator || defaultComparator;
var maxEntry = this.entrySeq().reduce((function(max, next) {
return comparator(mapper(next[1], next[0], $__0), mapper(max[1], max[0], $__0)) > 0 ? next : max;
}));
return maxEntry && maxEntry[1];
},
min: function(comparator) {
return this.minBy(valueMapper, comparator);
},
minBy: function(mapper, comparator) {
var $__0 = this;
comparator = comparator || defaultComparator;
var minEntry = this.entrySeq().reduce((function(min, next) {
return comparator(mapper(next[1], next[0], $__0), mapper(min[1], min[0], $__0)) < 0 ? next : min;
}));
return minEntry && minEntry[1];
},
rest: function() {
return this.slice(1);
},
skip: function(amount) {
return reify(this, skipFactory(this, amount, true));
},
skipLast: function(amount) {
return reify(this, this.toSeq().reverse().skip(amount).reverse());
},
skipWhile: function(predicate, context) {
return reify(this, skipWhileFactory(this, predicate, context, true));
},
skipUntil: function(predicate, context) {
return this.skipWhile(not(predicate), context);
},
sortBy: function(mapper, comparator) {
var $__0 = this;
comparator = comparator || defaultComparator;
return reify(this, new ArraySeq(this.entrySeq().entrySeq().toArray().sort((function(a, b) {
return comparator(mapper(a[1][1], a[1][0], $__0), mapper(b[1][1], b[1][0], $__0)) || a[0] - b[0];
}))).fromEntrySeq().valueSeq().fromEntrySeq());
},
take: function(amount) {
return reify(this, takeFactory(this, amount));
},
takeLast: function(amount) {
return reify(this, this.toSeq().reverse().take(amount).reverse());
},
takeWhile: function(predicate, context) {
return reify(this, takeWhileFactory(this, predicate, context));
},
takeUntil: function(predicate, context) {
return this.takeWhile(not(predicate), context);
},
valueSeq: function() {
return this.toIndexedSeq();
},
hashCode: function() {
return this.__hash || (this.__hash = this.size === Infinity ? 0 : this.reduce((function(h, v, k) {
return (h + (hash(v) ^ (v === k ? 0 : hash(k)))) & HASH_MAX_VAL;
}), 0));
}
}, {});
var IS_ITERABLE_SENTINEL = '@@__IMMUTABLE_ITERABLE__@@';
var IS_KEYED_SENTINEL = '@@__IMMUTABLE_KEYED__@@';
var IS_INDEXED_SENTINEL = '@@__IMMUTABLE_INDEXED__@@';
var IterablePrototype = Iterable.prototype;
IterablePrototype[IS_ITERABLE_SENTINEL] = true;
IterablePrototype[ITERATOR_SYMBOL] = IterablePrototype.values;
IterablePrototype.toJSON = IterablePrototype.toJS;
IterablePrototype.__toJS = IterablePrototype.toArray;
IterablePrototype.__toStringMapper = quoteString;
IterablePrototype.inspect = IterablePrototype.toSource = function() {
return this.toString();
};
IterablePrototype.chain = IterablePrototype.flatMap;
(function() {
try {
Object.defineProperty(IterablePrototype, 'length', {get: function() {
if (!Iterable.noLengthWarning) {
var stack;
try {
throw new Error();
} catch (error) {
stack = error.stack;
}
if (stack.indexOf('_wrapObject') === -1) {
console && console.warn && console.warn('iterable.length has been deprecated, ' + 'use iterable.size or iterable.count(). ' + 'This warning will become a silent error in a future version. ' + stack);
return this.size;
}
}
}});
} catch (e) {}
})();
var KeyedIterable = function KeyedIterable(value) {
return isKeyed(value) ? value : KeyedSeq.apply(undefined, arguments);
};
($traceurRuntime.createClass)(KeyedIterable, {
flip: function() {
return reify(this, flipFactory(this));
},
findKey: function(predicate, context) {
var foundKey;
this.__iterate((function(v, k, c) {
if (predicate.call(context, v, k, c)) {
foundKey = k;
return false;
}
}));
return foundKey;
},
findLastKey: function(predicate, context) {
return this.toSeq().reverse().findKey(predicate, context);
},
keyOf: function(searchValue) {
return this.findKey((function(value) {
return is(value, searchValue);
}));
},
lastKeyOf: function(searchValue) {
return this.toSeq().reverse().keyOf(searchValue);
},
mapEntries: function(mapper, context) {
var $__0 = this;
var iterations = 0;
return reify(this, this.toSeq().map((function(v, k) {
return mapper.call(context, [k, v], iterations++, $__0);
})).fromEntrySeq());
},
mapKeys: function(mapper, context) {
var $__0 = this;
return reify(this, this.toSeq().flip().map((function(k, v) {
return mapper.call(context, k, v, $__0);
})).flip());
}
}, {}, Iterable);
var KeyedIterablePrototype = KeyedIterable.prototype;
KeyedIterablePrototype[IS_KEYED_SENTINEL] = true;
KeyedIterablePrototype[ITERATOR_SYMBOL] = IterablePrototype.entries;
KeyedIterablePrototype.__toJS = IterablePrototype.toObject;
KeyedIterablePrototype.__toStringMapper = (function(v, k) {
return k + ': ' + quoteString(v);
});
var IndexedIterable = function IndexedIterable(value) {
return isIndexed(value) ? value : IndexedSeq.apply(undefined, arguments);
};
($traceurRuntime.createClass)(IndexedIterable, {
toKeyedSeq: function() {
return new ToKeyedSequence(this, false);
},
concat: function() {
for (var values = [],
$__3 = 0; $__3 < arguments.length; $__3++)
values[$__3] = arguments[$__3];
return reify(this, concatFactory(this, values, false));
},
filter: function(predicate, context) {
return reify(this, filterFactory(this, predicate, context, false));
},
findIndex: function(predicate, context) {
var key = this.toKeyedSeq().findKey(predicate, context);
return key === undefined ? -1 : key;
},
indexOf: function(searchValue) {
var key = this.toKeyedSeq().keyOf(searchValue);
return key === undefined ? -1 : key;
},
lastIndexOf: function(searchValue) {
var key = this.toKeyedSeq().lastKeyOf(searchValue);
return key === undefined ? -1 : key;
},
reverse: function() {
return reify(this, reverseFactory(this, false));
},
splice: function(index, removeNum) {
var numArgs = arguments.length;
removeNum = Math.max(removeNum | 0, 0);
if (numArgs === 0 || (numArgs === 2 && !removeNum)) {
return this;
}
index = resolveBegin(index, this.size);
var spliced = this.slice(0, index);
return reify(this, numArgs === 1 ? spliced : spliced.concat(arrCopy(arguments, 2), this.slice(index + removeNum)));
},
findLastIndex: function(predicate, context) {
var key = this.toKeyedSeq().findLastKey(predicate, context);
return key === undefined ? -1 : key;
},
first: function() {
return this.get(0);
},
flatten: function(depth) {
return reify(this, flattenFactory(this, depth, false));
},
get: function(index, notSetValue) {
index = wrapIndex(this, index);
return (index < 0 || (this.size === Infinity || (this.size !== undefined && index > this.size))) ? notSetValue : this.find((function(_, key) {
return key === index;
}), undefined, notSetValue);
},
has: function(index) {
index = wrapIndex(this, index);
return index >= 0 && (this.size !== undefined ? this.size === Infinity || index < this.size : this.indexOf(index) !== -1);
},
interpose: function(separator) {
return reify(this, interposeFactory(this, separator));
},
last: function() {
return this.get(-1);
},
skip: function(amount) {
var iter = this;
var skipSeq = skipFactory(iter, amount, false);
if (isSeq(iter) && skipSeq !== iter) {
skipSeq.get = function(index, notSetValue) {
index = wrapIndex(this, index);
return index >= 0 ? iter.get(index + amount, notSetValue) : notSetValue;
};
}
return reify(this, skipSeq);
},
skipWhile: function(predicate, context) {
return reify(this, skipWhileFactory(this, predicate, context, false));
},
sortBy: function(mapper, comparator) {
var $__0 = this;
comparator = comparator || defaultComparator;
return reify(this, new ArraySeq(this.entrySeq().toArray().sort((function(a, b) {
return comparator(mapper(a[1], a[0], $__0), mapper(b[1], b[0], $__0)) || a[0] - b[0];
}))).fromEntrySeq().valueSeq());
},
take: function(amount) {
var iter = this;
var takeSeq = takeFactory(iter, amount);
if (isSeq(iter) && takeSeq !== iter) {
takeSeq.get = function(index, notSetValue) {
index = wrapIndex(this, index);
return index >= 0 && index < amount ? iter.get(index, notSetValue) : notSetValue;
};
}
return reify(this, takeSeq);
}
}, {}, Iterable);
IndexedIterable.prototype[IS_INDEXED_SENTINEL] = true;
var SetIterable = function SetIterable(value) {
return isIterable(value) && !isAssociative(value) ? value : SetSeq.apply(undefined, arguments);
};
($traceurRuntime.createClass)(SetIterable, {
get: function(value, notSetValue) {
return this.has(value) ? value : notSetValue;
},
contains: function(value) {
return this.has(value);
},
keySeq: function() {
return this.valueSeq();
}
}, {}, Iterable);
SetIterable.prototype.has = IterablePrototype.contains;
function isIterable(maybeIterable) {
return !!(maybeIterable && maybeIterable[IS_ITERABLE_SENTINEL]);
}
function isKeyed(maybeKeyed) {
return !!(maybeKeyed && maybeKeyed[IS_KEYED_SENTINEL]);
}
function isIndexed(maybeIndexed) {
return !!(maybeIndexed && maybeIndexed[IS_INDEXED_SENTINEL]);
}
function isAssociative(maybeAssociative) {
return isKeyed(maybeAssociative) || isIndexed(maybeAssociative);
}
Iterable.isIterable = isIterable;
Iterable.isKeyed = isKeyed;
Iterable.isIndexed = isIndexed;
Iterable.isAssociative = isAssociative;
Iterable.Keyed = KeyedIterable;
Iterable.Indexed = IndexedIterable;
Iterable.Set = SetIterable;
Iterable.Iterator = Iterator;
function valueMapper(v) {
return v;
}
function keyMapper(v, k) {
return k;
}
function entryMapper(v, k) {
return [k, v];
}
function not(predicate) {
return function() {
return !predicate.apply(this, arguments);
};
}
function quoteString(value) {
return typeof value === 'string' ? JSON.stringify(value) : value;
}
function defaultComparator(a, b) {
return a > b ? 1 : a < b ? -1 : 0;
}
function mixin(ctor, methods) {
var proto = ctor.prototype;
Object.keys(methods).forEach(function(key) {
proto[key] = methods[key];
});
return ctor;
}
var Seq = function Seq(value) {
return arguments.length === 0 ? emptySequence() : (isIterable(value) ? value : seqFromValue(value, false)).toSeq();
};
var $Seq = Seq;
($traceurRuntime.createClass)(Seq, {
toSeq: function() {
return this;
},
toString: function() {
return this.__toString('Seq {', '}');
},
cacheResult: function() {
if (!this._cache && this.__iterateUncached) {
this._cache = this.entrySeq().toArray();
this.size = this._cache.length;
}
return this;
},
__iterate: function(fn, reverse) {
return seqIterate(this, fn, reverse, true);
},
__iterator: function(type, reverse) {
return seqIterator(this, type, reverse, true);
}
}, {of: function() {
return $Seq(arguments);
}}, Iterable);
var KeyedSeq = function KeyedSeq(value) {
if (arguments.length === 0) {
return emptySequence().toKeyedSeq();
}
if (!isIterable(value)) {
value = seqFromValue(value, false);
}
return isKeyed(value) ? value.toSeq() : value.fromEntrySeq();
};
var $KeyedSeq = KeyedSeq;
($traceurRuntime.createClass)(KeyedSeq, {
toKeyedSeq: function() {
return this;
},
toSeq: function() {
return this;
}
}, {of: function() {
return $KeyedSeq(arguments);
}}, Seq);
mixin(KeyedSeq, KeyedIterable.prototype);
var IndexedSeq = function IndexedSeq(value) {
return arguments.length === 0 ? emptySequence() : (isIterable(value) ? value : seqFromValue(value, false)).toIndexedSeq();
};
var $IndexedSeq = IndexedSeq;
($traceurRuntime.createClass)(IndexedSeq, {
toIndexedSeq: function() {
return this;
},
toString: function() {
return this.__toString('Seq [', ']');
},
__iterate: function(fn, reverse) {
return seqIterate(this, fn, reverse, false);
},
__iterator: function(type, reverse) {
return seqIterator(this, type, reverse, false);
}
}, {of: function() {
return $IndexedSeq(arguments);
}}, Seq);
mixin(IndexedSeq, IndexedIterable.prototype);
var SetSeq = function SetSeq(value) {
return arguments.length === 0 ? emptySequence().toSetSeq() : (isIterable(value) ? value : seqFromValue(value, false)).toSetSeq();
};
var $SetSeq = SetSeq;
($traceurRuntime.createClass)(SetSeq, {toSetSeq: function() {
return this;
}}, {of: function() {
return $SetSeq(arguments);
}}, Seq);
mixin(SetSeq, SetIterable.prototype);
Seq.isSeq = isSeq;
Seq.Keyed = KeyedSeq;
Seq.Set = SetSeq;
Seq.Indexed = IndexedSeq;
var IS_SEQ_SENTINEL = '@@__IMMUTABLE_SEQ__@@';
Seq.prototype[IS_SEQ_SENTINEL] = true;
var ArraySeq = function ArraySeq(array) {
this._array = array;
this.size = array.length;
};
($traceurRuntime.createClass)(ArraySeq, {
get: function(index, notSetValue) {
return this.has(index) ? this._array[wrapIndex(this, index)] : notSetValue;
},
__iterate: function(fn, reverse) {
var array = this._array;
var maxIndex = array.length - 1;
for (var ii = 0; ii <= maxIndex; ii++) {
if (fn(array[reverse ? maxIndex - ii : ii], ii, this) === false) {
return ii + 1;
}
}
return ii;
},
__iterator: function(type, reverse) {
var array = this._array;
var maxIndex = array.length - 1;
var ii = 0;
return new Iterator((function() {
return ii > maxIndex ? iteratorDone() : iteratorValue(type, ii, array[reverse ? maxIndex - ii++ : ii++]);
}));
}
}, {}, IndexedSeq);
var ObjectSeq = function ObjectSeq(object) {
var keys = Object.keys(object);
this._object = object;
this._keys = keys;
this.size = keys.length;
};
($traceurRuntime.createClass)(ObjectSeq, {
get: function(key, notSetValue) {
if (notSetValue !== undefined && !this.has(key)) {
return notSetValue;
}
return this._object[key];
},
has: function(key) {
return this._object.hasOwnProperty(key);
},
__iterate: function(fn, reverse) {
var object = this._object;
var keys = this._keys;
var maxIndex = keys.length - 1;
for (var ii = 0; ii <= maxIndex; ii++) {
var key = keys[reverse ? maxIndex - ii : ii];
if (fn(object[key], key, this) === false) {
return ii + 1;
}
}
return ii;
},
__iterator: function(type, reverse) {
var object = this._object;
var keys = this._keys;
var maxIndex = keys.length - 1;
var ii = 0;
return new Iterator((function() {
var key = keys[reverse ? maxIndex - ii : ii];
return ii++ > maxIndex ? iteratorDone() : iteratorValue(type, key, object[key]);
}));
}
}, {}, KeyedSeq);
var IterableSeq = function IterableSeq(iterable) {
this._iterable = iterable;
this.size = iterable.length || iterable.size;
};
($traceurRuntime.createClass)(IterableSeq, {
__iterateUncached: function(fn, reverse) {
if (reverse) {
return this.cacheResult().__iterate(fn, reverse);
}
var iterable = this._iterable;
var iterator = getIterator(iterable);
var iterations = 0;
if (isIterator(iterator)) {
var step;
while (!(step = iterator.next()).done) {
if (fn(step.value, iterations++, this) === false) {
break;
}
}
}
return iterations;
},
__iteratorUncached: function(type, reverse) {
if (reverse) {
return this.cacheResult().__iterator(type, reverse);
}
var iterable = this._iterable;
var iterator = getIterator(iterable);
if (!isIterator(iterator)) {
return new Iterator(iteratorDone);
}
var iterations = 0;
return new Iterator((function() {
var step = iterator.next();
return step.done ? step : iteratorValue(type, iterations++, step.value);
}));
}
}, {}, IndexedSeq);
var IteratorSeq = function IteratorSeq(iterator) {
this._iterator = iterator;
this._iteratorCache = [];
};
($traceurRuntime.createClass)(IteratorSeq, {
__iterateUncached: function(fn, reverse) {
if (reverse) {
return this.cacheResult().__iterate(fn, reverse);
}
var iterator = this._iterator;
var cache = this._iteratorCache;
var iterations = 0;
while (iterations < cache.length) {
if (fn(cache[iterations], iterations++, this) === false) {
return iterations;
}
}
var step;
while (!(step = iterator.next()).done) {
var val = step.value;
cache[iterations] = val;
if (fn(val, iterations++, this) === false) {
break;
}
}
return iterations;
},
__iteratorUncached: function(type, reverse) {
if (reverse) {
return this.cacheResult().__iterator(type, reverse);
}
var iterator = this._iterator;
var cache = this._iteratorCache;
var iterations = 0;
return new Iterator((function() {
if (iterations >= cache.length) {
var step = iterator.next();
if (step.done) {
return step;
}
cache[iterations] = step.value;
}
return iteratorValue(type, iterations, cache[iterations++]);
}));
}
}, {}, IndexedSeq);
function isSeq(maybeSeq) {
return !!(maybeSeq && maybeSeq[IS_SEQ_SENTINEL]);
}
var EMPTY_SEQ;
function emptySequence() {
return EMPTY_SEQ || (EMPTY_SEQ = new ArraySeq([]));
}
function maybeSeqFromValue(value, maybeSingleton) {
return (maybeSingleton && typeof value === 'string' ? undefined : isArrayLike(value) ? new ArraySeq(value) : isIterator(value) ? new IteratorSeq(value) : hasIterator(value) ? new IterableSeq(value) : (maybeSingleton ? isPlainObj(value) : typeof value === 'object') ? new ObjectSeq(value) : undefined);
}
function seqFromValue(value, maybeSingleton) {
var seq = maybeSeqFromValue(value, maybeSingleton);
if (seq === undefined) {
if (maybeSingleton) {
seq = new ArraySeq([value]);
} else {
throw new TypeError('Expected iterable: ' + value);
}
}
return seq;
}
function isArrayLike(value) {
return value && typeof value.length === 'number';
}
function seqIterate(seq, fn, reverse, useKeys) {
assertNotInfinite(seq.size);
var cache = seq._cache;
if (cache) {
var maxIndex = cache.length - 1;
for (var ii = 0; ii <= maxIndex; ii++) {
var entry = cache[reverse ? maxIndex - ii : ii];
if (fn(entry[1], useKeys ? entry[0] : ii, seq) === false) {
return ii + 1;
}
}
return ii;
}
return seq.__iterateUncached(fn, reverse);
}
function seqIterator(seq, type, reverse, useKeys) {
var cache = seq._cache;
if (cache) {
var maxIndex = cache.length - 1;
var ii = 0;
return new Iterator((function() {
var entry = cache[reverse ? maxIndex - ii : ii];
return ii++ > maxIndex ? iteratorDone() : iteratorValue(type, useKeys ? entry[0] : ii - 1, entry[1]);
}));
}
return seq.__iteratorUncached(type, reverse);
}
function fromJS(json, converter) {
if (converter) {
return _fromJSWith(converter, json, '', {'': json});
}
return _fromJSDefault(json);
}
function _fromJSWith(converter, json, key, parentJSON) {
if (Array.isArray(json) || isPlainObj(json)) {
return converter.call(parentJSON, key, Iterable(json).map((function(v, k) {
return _fromJSWith(converter, v, k, json);
})));
}
return json;
}
function _fromJSDefault(json) {
if (json && typeof json === 'object') {
if (Array.isArray(json)) {
return Iterable(json).map(_fromJSDefault).toList();
}
if (json.constructor === Object) {
return Iterable(json).map(_fromJSDefault).toMap();
}
}
return json;
}
var Collection = function Collection() {
throw TypeError('Abstract');
};
($traceurRuntime.createClass)(Collection, {}, {}, Iterable);
var KeyedCollection = function KeyedCollection() {
$traceurRuntime.defaultSuperCall(this, $KeyedCollection.prototype, arguments);
};
var $KeyedCollection = KeyedCollection;
($traceurRuntime.createClass)(KeyedCollection, {}, {}, Collection);
mixin(KeyedCollection, KeyedIterable.prototype);
var IndexedCollection = function IndexedCollection() {
$traceurRuntime.defaultSuperCall(this, $IndexedCollection.prototype, arguments);
};
var $IndexedCollection = IndexedCollection;
($traceurRuntime.createClass)(IndexedCollection, {}, {}, Collection);
mixin(IndexedCollection, IndexedIterable.prototype);
var SetCollection = function SetCollection() {
$traceurRuntime.defaultSuperCall(this, $SetCollection.prototype, arguments);
};
var $SetCollection = SetCollection;
($traceurRuntime.createClass)(SetCollection, {}, {}, Collection);
mixin(SetCollection, SetIterable.prototype);
Collection.Keyed = KeyedCollection;
Collection.Indexed = IndexedCollection;
Collection.Set = SetCollection;
var Map = function Map(value) {
return arguments.length === 0 ? emptyMap() : value && value.constructor === $Map ? value : emptyMap().merge(KeyedIterable(value));
};
var $Map = Map;
($traceurRuntime.createClass)(Map, {
toString: function() {
return this.__toString('Map {', '}');
},
get: function(k, notSetValue) {
return this._root ? this._root.get(0, hash(k), k, notSetValue) : notSetValue;
},
set: function(k, v) {
return updateMap(this, k, v);
},
setIn: function(keyPath, v) {
invariant(keyPath.length > 0, 'Requires non-empty key path.');
return this.updateIn(keyPath, (function() {
return v;
}));
},
remove: function(k) {
return updateMap(this, k, NOT_SET);
},
removeIn: function(keyPath) {
invariant(keyPath.length > 0, 'Requires non-empty key path.');
return this.updateIn(keyPath, (function() {
return NOT_SET;
}));
},
update: function(k, notSetValue, updater) {
return arguments.length === 1 ? k(this) : this.updateIn([k], notSetValue, updater);
},
updateIn: function(keyPath, notSetValue, updater) {
if (!updater) {
updater = notSetValue;
notSetValue = undefined;
}
return keyPath.length === 0 ? updater(this) : updateInDeepMap(this, keyPath, notSetValue, updater, 0);
},
clear: function() {
if (this.size === 0) {
return this;
}
if (this.__ownerID) {
this.size = 0;
this._root = null;
this.__hash = undefined;
this.__altered = true;
return this;
}
return emptyMap();
},
merge: function() {
return mergeIntoMapWith(this, undefined, arguments);
},
mergeWith: function(merger) {
for (var iters = [],
$__4 = 1; $__4 < arguments.length; $__4++)
iters[$__4 - 1] = arguments[$__4];
return mergeIntoMapWith(this, merger, iters);
},
mergeDeep: function() {
return mergeIntoMapWith(this, deepMerger(undefined), arguments);
},
mergeDeepWith: function(merger) {
for (var iters = [],
$__5 = 1; $__5 < arguments.length; $__5++)
iters[$__5 - 1] = arguments[$__5];
return mergeIntoMapWith(this, deepMerger(merger), iters);
},
withMutations: function(fn) {
var mutable = this.asMutable();
fn(mutable);
return mutable.wasAltered() ? mutable.__ensureOwner(this.__ownerID) : this;
},
asMutable: function() {
return this.__ownerID ? this : this.__ensureOwner(new OwnerID());
},
asImmutable: function() {
return this.__ensureOwner();
},
wasAltered: function() {
return this.__altered;
},
__iterator: function(type, reverse) {
return new MapIterator(this, type, reverse);
},
__iterate: function(fn, reverse) {
var $__0 = this;
var iterations = 0;
this._root && this._root.iterate((function(entry) {
iterations++;
return fn(entry[1], entry[0], $__0);
}), reverse);
return iterations;
},
__ensureOwner: function(ownerID) {
if (ownerID === this.__ownerID) {
return this;
}
if (!ownerID) {
this.__ownerID = ownerID;
this.__altered = false;
return this;
}
return makeMap(this.size, this._root, ownerID, this.__hash);
}
}, {}, KeyedCollection);
function isMap(maybeMap) {
return !!(maybeMap && maybeMap[IS_MAP_SENTINEL]);
}
Map.isMap = isMap;
var IS_MAP_SENTINEL = '@@__IMMUTABLE_MAP__@@';
var MapPrototype = Map.prototype;
MapPrototype[IS_MAP_SENTINEL] = true;
MapPrototype[DELETE] = MapPrototype.remove;
var BitmapIndexedNode = function BitmapIndexedNode(ownerID, bitmap, nodes) {
this.ownerID = ownerID;
this.bitmap = bitmap;
this.nodes = nodes;
};
var $BitmapIndexedNode = BitmapIndexedNode;
($traceurRuntime.createClass)(BitmapIndexedNode, {
get: function(shift, hash, key, notSetValue) {
var bit = (1 << ((shift === 0 ? hash : hash >>> shift) & MASK));
var bitmap = this.bitmap;
return (bitmap & bit) === 0 ? notSetValue : this.nodes[popCount(bitmap & (bit - 1))].get(shift + SHIFT, hash, key, notSetValue);
},
update: function(ownerID, shift, hash, key, value, didChangeSize, didAlter) {
var hashFrag = (shift === 0 ? hash : hash >>> shift) & MASK;
var bit = 1 << hashFrag;
var bitmap = this.bitmap;
var exists = (bitmap & bit) !== 0;
if (!exists && value === NOT_SET) {
return this;
}
var idx = popCount(bitmap & (bit - 1));
var nodes = this.nodes;
var node = exists ? nodes[idx] : undefined;
var newNode = updateNode(node, ownerID, shift + SHIFT, hash, key, value, didChangeSize, didAlter);
if (newNode === node) {
return this;
}
if (!exists && newNode && nodes.length >= MAX_BITMAP_SIZE) {
return expandNodes(ownerID, nodes, bitmap, hashFrag, newNode);
}
if (exists && !newNode && nodes.length === 2 && isLeafNode(nodes[idx ^ 1])) {
return nodes[idx ^ 1];
}
if (exists && newNode && nodes.length === 1 && isLeafNode(newNode)) {
return newNode;
}
var isEditable = ownerID && ownerID === this.ownerID;
var newBitmap = exists ? newNode ? bitmap : bitmap ^ bit : bitmap | bit;
var newNodes = exists ? newNode ? setIn(nodes, idx, newNode, isEditable) : spliceOut(nodes, idx, isEditable) : spliceIn(nodes, idx, newNode, isEditable);
if (isEditable) {
this.bitmap = newBitmap;
this.nodes = newNodes;
return this;
}
return new $BitmapIndexedNode(ownerID, newBitmap, newNodes);
},
iterate: function(fn, reverse) {
var nodes = this.nodes;
for (var ii = 0,
maxIndex = nodes.length - 1; ii <= maxIndex; ii++) {
if (nodes[reverse ? maxIndex - ii : ii].iterate(fn, reverse) === false) {
return false;
}
}
}
}, {});
var ArrayNode = function ArrayNode(ownerID, count, nodes) {
this.ownerID = ownerID;
this.count = count;
this.nodes = nodes;
};
var $ArrayNode = ArrayNode;
($traceurRuntime.createClass)(ArrayNode, {
get: function(shift, hash, key, notSetValue) {
var idx = (shift === 0 ? hash : hash >>> shift) & MASK;
var node = this.nodes[idx];
return node ? node.get(shift + SHIFT, hash, key, notSetValue) : notSetValue;
},
update: function(ownerID, shift, hash, key, value, didChangeSize, didAlter) {
var idx = (shift === 0 ? hash : hash >>> shift) & MASK;
var removed = value === NOT_SET;
var nodes = this.nodes;
var node = nodes[idx];
if (removed && !node) {
return this;
}
var newNode = updateNode(node, ownerID, shift + SHIFT, hash, key, value, didChangeSize, didAlter);
if (newNode === node) {
return this;
}
var newCount = this.count;
if (!node) {
newCount++;
} else if (!newNode) {
newCount--;
if (newCount < MIN_ARRAY_SIZE) {
return packNodes(ownerID, nodes, newCount, idx);
}
}
var isEditable = ownerID && ownerID === this.ownerID;
var newNodes = setIn(nodes, idx, newNode, isEditable);
if (isEditable) {
this.count = newCount;
this.nodes = newNodes;
return this;
}
return new $ArrayNode(ownerID, newCount, newNodes);
},
iterate: function(fn, reverse) {
var nodes = this.nodes;
for (var ii = 0,
maxIndex = nodes.length - 1; ii <= maxIndex; ii++) {
var node = nodes[reverse ? maxIndex - ii : ii];
if (node && node.iterate(fn, reverse) === false) {
return false;
}
}
}
}, {});
var HashCollisionNode = function HashCollisionNode(ownerID, hash, entries) {
this.ownerID = ownerID;
this.hash = hash;
this.entries = entries;
};
var $HashCollisionNode = HashCollisionNode;
($traceurRuntime.createClass)(HashCollisionNode, {
get: function(shift, hash, key, notSetValue) {
var entries = this.entries;
for (var ii = 0,
len = entries.length; ii < len; ii++) {
if (is(key, entries[ii][0])) {
return entries[ii][1];
}
}
return notSetValue;
},
update: function(ownerID, shift, hash, key, value, didChangeSize, didAlter) {
var removed = value === NOT_SET;
if (hash !== this.hash) {
if (removed) {
return this;
}
SetRef(didAlter);
SetRef(didChangeSize);
return mergeIntoNode(this, ownerID, shift, hash, [key, value]);
}
var entries = this.entries;
var idx = 0;
for (var len = entries.length; idx < len; idx++) {
if (is(key, entries[idx][0])) {
break;
}
}
var exists = idx < len;
if (removed && !exists) {
return this;
}
SetRef(didAlter);
(removed || !exists) && SetRef(didChangeSize);
if (removed && len === 2) {
return new ValueNode(ownerID, this.hash, entries[idx ^ 1]);
}
var isEditable = ownerID && ownerID === this.ownerID;
var newEntries = isEditable ? entries : arrCopy(entries);
if (exists) {
if (removed) {
idx === len - 1 ? newEntries.pop() : (newEntries[idx] = newEntries.pop());
} else {
newEntries[idx] = [key, value];
}
} else {
newEntries.push([key, value]);
}
if (isEditable) {
this.entries = newEntries;
return this;
}
return new $HashCollisionNode(ownerID, this.hash, newEntries);
},
iterate: function(fn, reverse) {
var entries = this.entries;
for (var ii = 0,
maxIndex = entries.length - 1; ii <= maxIndex; ii++) {
if (fn(entries[reverse ? maxIndex - ii : ii]) === false) {
return false;
}
}
}
}, {});
var ValueNode = function ValueNode(ownerID, hash, entry) {
this.ownerID = ownerID;
this.hash = hash;
this.entry = entry;
};
var $ValueNode = ValueNode;
($traceurRuntime.createClass)(ValueNode, {
get: function(shift, hash, key, notSetValue) {
return is(key, this.entry[0]) ? this.entry[1] : notSetValue;
},
update: function(ownerID, shift, hash, key, value, didChangeSize, didAlter) {
var removed = value === NOT_SET;
var keyMatch = is(key, this.entry[0]);
if (keyMatch ? value === this.entry[1] : removed) {
return this;
}
SetRef(didAlter);
if (removed) {
SetRef(didChangeSize);
return;
}
if (keyMatch) {
if (ownerID && ownerID === this.ownerID) {
this.entry[1] = value;
return this;
}
return new $ValueNode(ownerID, hash, [key, value]);
}
SetRef(didChangeSize);
return mergeIntoNode(this, ownerID, shift, hash, [key, value]);
},
iterate: function(fn) {
return fn(this.entry);
}
}, {});
var MapIterator = function MapIterator(map, type, reverse) {
this._type = type;
this._reverse = reverse;
this._stack = map._root && mapIteratorFrame(map._root);
};
($traceurRuntime.createClass)(MapIterator, {next: function() {
var type = this._type;
var stack = this._stack;
while (stack) {
var node = stack.node;
var index = stack.index++;
var maxIndex;
if (node.entry) {
if (index === 0) {
return mapIteratorValue(type, node.entry);
}
} else if (node.entries) {
maxIndex = node.entries.length - 1;
if (index <= maxIndex) {
return mapIteratorValue(type, node.entries[this._reverse ? maxIndex - index : index]);
}
} else {
maxIndex = node.nodes.length - 1;
if (index <= maxIndex) {
var subNode = node.nodes[this._reverse ? maxIndex - index : index];
if (subNode) {
if (subNode.entry) {
return mapIteratorValue(type, subNode.entry);
}
stack = this._stack = mapIteratorFrame(subNode, stack);
}
continue;
}
}
stack = this._stack = this._stack.__prev;
}
return iteratorDone();
}}, {}, Iterator);
function mapIteratorValue(type, entry) {
return iteratorValue(type, entry[0], entry[1]);
}
function mapIteratorFrame(node, prev) {
return {
node: node,
index: 0,
__prev: prev
};
}
function makeMap(size, root, ownerID, hash) {
var map = Object.create(MapPrototype);
map.size = size;
map._root = root;
map.__ownerID = ownerID;
map.__hash = hash;
map.__altered = false;
return map;
}
var EMPTY_MAP;
function emptyMap() {
return EMPTY_MAP || (EMPTY_MAP = makeMap(0));
}
function updateMap(map, k, v) {
var didChangeSize = MakeRef(CHANGE_LENGTH);
var didAlter = MakeRef(DID_ALTER);
var newRoot = updateNode(map._root, map.__ownerID, 0, hash(k), k, v, didChangeSize, didAlter);
if (!didAlter.value) {
return map;
}
var newSize = map.size + (didChangeSize.value ? v === NOT_SET ? -1 : 1 : 0);
if (map.__ownerID) {
map.size = newSize;
map._root = newRoot;
map.__hash = undefined;
map.__altered = true;
return map;
}
return newRoot ? makeMap(newSize, newRoot) : emptyMap();
}
function updateNode(node, ownerID, shift, hash, key, value, didChangeSize, didAlter) {
if (!node) {
if (value === NOT_SET) {
return node;
}
SetRef(didAlter);
SetRef(didChangeSize);
return new ValueNode(ownerID, hash, [key, value]);
}
return node.update(ownerID, shift, hash, key, value, didChangeSize, didAlter);
}
function isLeafNode(node) {
return node.constructor === ValueNode || node.constructor === HashCollisionNode;
}
function mergeIntoNode(node, ownerID, shift, hash, entry) {
if (node.hash === hash) {
return new HashCollisionNode(ownerID, hash, [node.entry, entry]);
}
var idx1 = (shift === 0 ? node.hash : node.hash >>> shift) & MASK;
var idx2 = (shift === 0 ? hash : hash >>> shift) & MASK;
var newNode;
var nodes = idx1 === idx2 ? [mergeIntoNode(node, ownerID, shift + SHIFT, hash, entry)] : ((newNode = new ValueNode(ownerID, hash, entry)), idx1 < idx2 ? [node, newNode] : [newNode, node]);
return new BitmapIndexedNode(ownerID, (1 << idx1) | (1 << idx2), nodes);
}
function packNodes(ownerID, nodes, count, excluding) {
var bitmap = 0;
var packedII = 0;
var packedNodes = new Array(count);
for (var ii = 0,
bit = 1,
len = nodes.length; ii < len; ii++, bit <<= 1) {
var node = nodes[ii];
if (node !== undefined && ii !== excluding) {
bitmap |= bit;
packedNodes[packedII++] = node;
}
}
return new BitmapIndexedNode(ownerID, bitmap, packedNodes);
}
function expandNodes(ownerID, nodes, bitmap, including, node) {
var count = 0;
var expandedNodes = new Array(SIZE);
for (var ii = 0; bitmap !== 0; ii++, bitmap >>>= 1) {
expandedNodes[ii] = bitmap & 1 ? nodes[count++] : undefined;
}
expandedNodes[including] = node;
return new ArrayNode(ownerID, count + 1, expandedNodes);
}
function mergeIntoMapWith(map, merger, iterables) {
var iters = [];
for (var ii = 0; ii < iterables.length; ii++) {
var value = iterables[ii];
var iter = KeyedIterable(value);
if (!isIterable(value)) {
iter = iter.map((function(v) {
return fromJS(v);
}));
}
iters.push(iter);
}
return mergeIntoCollectionWith(map, merger, iters);
}
function deepMerger(merger) {
return (function(existing, value) {
return existing && existing.mergeDeepWith && isIterable(value) ? existing.mergeDeepWith(merger, value) : merger ? merger(existing, value) : value;
});
}
function mergeIntoCollectionWith(collection, merger, iters) {
if (iters.length === 0) {
return collection;
}
return collection.withMutations((function(collection) {
var mergeIntoMap = merger ? (function(value, key) {
collection.update(key, NOT_SET, (function(existing) {
return existing === NOT_SET ? value : merger(existing, value);
}));
}) : (function(value, key) {
collection.set(key, value);
});
for (var ii = 0; ii < iters.length; ii++) {
iters[ii].forEach(mergeIntoMap);
}
}));
}
function updateInDeepMap(collection, keyPath, notSetValue, updater, offset) {
invariant(!collection || collection.set, 'updateIn with invalid keyPath');
var key = keyPath[offset];
var existing = collection ? collection.get(key, NOT_SET) : NOT_SET;
var existingValue = existing === NOT_SET ? undefined : existing;
var value = offset === keyPath.length - 1 ? updater(existing === NOT_SET ? notSetValue : existing) : updateInDeepMap(existingValue, keyPath, notSetValue, updater, offset + 1);
return value === existingValue ? collection : value === NOT_SET ? collection && collection.remove(key) : (collection || emptyMap()).set(key, value);
}
function popCount(x) {
x = x - ((x >> 1) & 0x55555555);
x = (x & 0x33333333) + ((x >> 2) & 0x33333333);
x = (x + (x >> 4)) & 0x0f0f0f0f;
x = x + (x >> 8);
x = x + (x >> 16);
return x & 0x7f;
}
function setIn(array, idx, val, canEdit) {
var newArray = canEdit ? array : arrCopy(array);
newArray[idx] = val;
return newArray;
}
function spliceIn(array, idx, val, canEdit) {
var newLen = array.length + 1;
if (canEdit && idx + 1 === newLen) {
array[idx] = val;
return array;
}
var newArray = new Array(newLen);
var after = 0;
for (var ii = 0; ii < newLen; ii++) {
if (ii === idx) {
newArray[ii] = val;
after = -1;
} else {
newArray[ii] = array[ii + after];
}
}
return newArray;
}
function spliceOut(array, idx, canEdit) {
var newLen = array.length - 1;
if (canEdit && idx === newLen) {
array.pop();
return array;
}
var newArray = new Array(newLen);
var after = 0;
for (var ii = 0; ii < newLen; ii++) {
if (ii === idx) {
after = 1;
}
newArray[ii] = array[ii + after];
}
return newArray;
}
var MAX_BITMAP_SIZE = SIZE / 2;
var MIN_ARRAY_SIZE = SIZE / 4;
var ToKeyedSequence = function ToKeyedSequence(indexed, useKeys) {
this._iter = indexed;
this._useKeys = useKeys;
this.size = indexed.size;
};
($traceurRuntime.createClass)(ToKeyedSequence, {
get: function(key, notSetValue) {
return this._iter.get(key, notSetValue);
},
has: function(key) {
return this._iter.has(key);
},
valueSeq: function() {
return this._iter.valueSeq();
},
reverse: function() {
var $__0 = this;
var reversedSequence = reverseFactory(this, true);
if (!this._useKeys) {
reversedSequence.valueSeq = (function() {
return $__0._iter.toSeq().reverse();
});
}
return reversedSequence;
},
map: function(mapper, context) {
var $__0 = this;
var mappedSequence = mapFactory(this, mapper, context);
if (!this._useKeys) {
mappedSequence.valueSeq = (function() {
return $__0._iter.toSeq().map(mapper, context);
});
}
return mappedSequence;
},
__iterate: function(fn, reverse) {
var $__0 = this;
var ii;
return this._iter.__iterate(this._useKeys ? (function(v, k) {
return fn(v, k, $__0);
}) : ((ii = reverse ? resolveSize(this) : 0), (function(v) {
return fn(v, reverse ? --ii : ii++, $__0);
})), reverse);
},
__iterator: function(type, reverse) {
if (this._useKeys) {
return this._iter.__iterator(type, reverse);
}
var iterator = this._iter.__iterator(ITERATE_VALUES, reverse);
var ii = reverse ? resolveSize(this) : 0;
return new Iterator((function() {
var step = iterator.next();
return step.done ? step : iteratorValue(type, reverse ? --ii : ii++, step.value, step);
}));
}
}, {}, KeyedSeq);
var ToIndexedSequence = function ToIndexedSequence(iter) {
this._iter = iter;
this.size = iter.size;
};
($traceurRuntime.createClass)(ToIndexedSequence, {
contains: function(value) {
return this._iter.contains(value);
},
__iterate: function(fn, reverse) {
var $__0 = this;
var iterations = 0;
return this._iter.__iterate((function(v) {
return fn(v, iterations++, $__0);
}), reverse);
},
__iterator: function(type, reverse) {
var iterator = this._iter.__iterator(ITERATE_VALUES, reverse);
var iterations = 0;
return new Iterator((function() {
var step = iterator.next();
return step.done ? step : iteratorValue(type, iterations++, step.value, step);
}));
}
}, {}, IndexedSeq);
var ToSetSequence = function ToSetSequence(iter) {
this._iter = iter;
this.size = iter.size;
};
($traceurRuntime.createClass)(ToSetSequence, {
has: function(key) {
return this._iter.contains(key);
},
__iterate: function(fn, reverse) {
var $__0 = this;
return this._iter.__iterate((function(v) {
return fn(v, v, $__0);
}), reverse);
},
__iterator: function(type, reverse) {
var iterator = this._iter.__iterator(ITERATE_VALUES, reverse);
return new Iterator((function() {
var step = iterator.next();
return step.done ? step : iteratorValue(type, step.value, step.value, step);
}));
}
}, {}, SetSeq);
var FromEntriesSequence = function FromEntriesSequence(entries) {
this._iter = entries;
this.size = entries.size;
};
($traceurRuntime.createClass)(FromEntriesSequence, {
entrySeq: function() {
return this._iter.toSeq();
},
__iterate: function(fn, reverse) {
var $__0 = this;
return this._iter.__iterate((function(entry) {
if (entry) {
validateEntry(entry);
return fn(entry[1], entry[0], $__0);
}
}), reverse);
},
__iterator: function(type, reverse) {
var iterator = this._iter.__iterator(ITERATE_VALUES, reverse);
return new Iterator((function() {
while (true) {
var step = iterator.next();
if (step.done) {
return step;
}
var entry = step.value;
if (entry) {
validateEntry(entry);
return type === ITERATE_ENTRIES ? step : iteratorValue(type, entry[0], entry[1], step);
}
}
}));
}
}, {}, KeyedSeq);
ToIndexedSequence.prototype.cacheResult = ToKeyedSequence.prototype.cacheResult = ToSetSequence.prototype.cacheResult = FromEntriesSequence.prototype.cacheResult = cacheResultThrough;
function flipFactory(iterable) {
var flipSequence = makeSequence(iterable);
flipSequence._iter = iterable;
flipSequence.size = iterable.size;
flipSequence.flip = (function() {
return iterable;
});
flipSequence.reverse = function() {
var reversedSequence = iterable.reverse.apply(this);
reversedSequence.flip = (function() {
return iterable.reverse();
});
return reversedSequence;
};
flipSequence.has = (function(key) {
return iterable.contains(key);
});
flipSequence.contains = (function(key) {
return iterable.has(key);
});
flipSequence.cacheResult = cacheResultThrough;
flipSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
return iterable.__iterate((function(v, k) {
return fn(k, v, $__0) !== false;
}), reverse);
};
flipSequence.__iteratorUncached = function(type, reverse) {
if (type === ITERATE_ENTRIES) {
var iterator = iterable.__iterator(type, reverse);
return new Iterator((function() {
var step = iterator.next();
if (!step.done) {
var k = step.value[0];
step.value[0] = step.value[1];
step.value[1] = k;
}
return step;
}));
}
return iterable.__iterator(type === ITERATE_VALUES ? ITERATE_KEYS : ITERATE_VALUES, reverse);
};
return flipSequence;
}
function mapFactory(iterable, mapper, context) {
var mappedSequence = makeSequence(iterable);
mappedSequence.size = iterable.size;
mappedSequence.has = (function(key) {
return iterable.has(key);
});
mappedSequence.get = (function(key, notSetValue) {
var v = iterable.get(key, NOT_SET);
return v === NOT_SET ? notSetValue : mapper.call(context, v, key, iterable);
});
mappedSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
return iterable.__iterate((function(v, k, c) {
return fn(mapper.call(context, v, k, c), k, $__0) !== false;
}), reverse);
};
mappedSequence.__iteratorUncached = function(type, reverse) {
var iterator = iterable.__iterator(ITERATE_ENTRIES, reverse);
return new Iterator((function() {
var step = iterator.next();
if (step.done) {
return step;
}
var entry = step.value;
var key = entry[0];
return iteratorValue(type, key, mapper.call(context, entry[1], key, iterable), step);
}));
};
return mappedSequence;
}
function reverseFactory(iterable, useKeys) {
var reversedSequence = makeSequence(iterable);
reversedSequence._iter = iterable;
reversedSequence.size = iterable.size;
reversedSequence.reverse = (function() {
return iterable;
});
if (iterable.flip) {
reversedSequence.flip = function() {
var flipSequence = flipFactory(iterable);
flipSequence.reverse = (function() {
return iterable.flip();
});
return flipSequence;
};
}
reversedSequence.get = (function(key, notSetValue) {
return iterable.get(useKeys ? key : -1 - key, notSetValue);
});
reversedSequence.has = (function(key) {
return iterable.has(useKeys ? key : -1 - key);
});
reversedSequence.contains = (function(value) {
return iterable.contains(value);
});
reversedSequence.cacheResult = cacheResultThrough;
reversedSequence.__iterate = function(fn, reverse) {
var $__0 = this;
return iterable.__iterate((function(v, k) {
return fn(v, k, $__0);
}), !reverse);
};
reversedSequence.__iterator = (function(type, reverse) {
return iterable.__iterator(type, !reverse);
});
return reversedSequence;
}
function filterFactory(iterable, predicate, context, useKeys) {
var filterSequence = makeSequence(iterable);
if (useKeys) {
filterSequence.has = (function(key) {
var v = iterable.get(key, NOT_SET);
return v !== NOT_SET && !!predicate.call(context, v, key, iterable);
});
filterSequence.get = (function(key, notSetValue) {
var v = iterable.get(key, NOT_SET);
return v !== NOT_SET && predicate.call(context, v, key, iterable) ? v : notSetValue;
});
}
filterSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
var iterations = 0;
iterable.__iterate((function(v, k, c) {
if (predicate.call(context, v, k, c)) {
iterations++;
return fn(v, useKeys ? k : iterations - 1, $__0);
}
}), reverse);
return iterations;
};
filterSequence.__iteratorUncached = function(type, reverse) {
var iterator = iterable.__iterator(ITERATE_ENTRIES, reverse);
var iterations = 0;
return new Iterator((function() {
while (true) {
var step = iterator.next();
if (step.done) {
return step;
}
var entry = step.value;
var key = entry[0];
var value = entry[1];
if (predicate.call(context, value, key, iterable)) {
return iteratorValue(type, useKeys ? key : iterations++, value, step);
}
}
}));
};
return filterSequence;
}
function countByFactory(iterable, grouper, context) {
var groups = Map().asMutable();
iterable.__iterate((function(v, k) {
groups.update(grouper.call(context, v, k, iterable), 0, (function(a) {
return a + 1;
}));
}));
return groups.asImmutable();
}
function groupByFactory(iterable, grouper, context) {
var isKeyedIter = isKeyed(iterable);
var groups = Map().asMutable();
iterable.__iterate((function(v, k) {
groups.update(grouper.call(context, v, k, iterable), [], (function(a) {
return (a.push(isKeyedIter ? [k, v] : v), a);
}));
}));
var coerce = iterableClass(iterable);
return groups.map((function(arr) {
return reify(iterable, coerce(arr));
}));
}
function takeFactory(iterable, amount) {
if (amount > iterable.size) {
return iterable;
}
if (amount < 0) {
amount = 0;
}
var takeSequence = makeSequence(iterable);
takeSequence.size = iterable.size && Math.min(iterable.size, amount);
takeSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
if (amount === 0) {
return 0;
}
if (reverse) {
return this.cacheResult().__iterate(fn, reverse);
}
var iterations = 0;
iterable.__iterate((function(v, k) {
return ++iterations && fn(v, k, $__0) !== false && iterations < amount;
}));
return iterations;
};
takeSequence.__iteratorUncached = function(type, reverse) {
if (reverse) {
return this.cacheResult().__iterator(type, reverse);
}
var iterator = amount && iterable.__iterator(type, reverse);
var iterations = 0;
return new Iterator((function() {
if (iterations++ > amount) {
return iteratorDone();
}
return iterator.next();
}));
};
return takeSequence;
}
function takeWhileFactory(iterable, predicate, context) {
var takeSequence = makeSequence(iterable);
takeSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
if (reverse) {
return this.cacheResult().__iterate(fn, reverse);
}
var iterations = 0;
iterable.__iterate((function(v, k, c) {
return predicate.call(context, v, k, c) && ++iterations && fn(v, k, $__0);
}));
return iterations;
};
takeSequence.__iteratorUncached = function(type, reverse) {
var $__0 = this;
if (reverse) {
return this.cacheResult().__iterator(type, reverse);
}
var iterator = iterable.__iterator(ITERATE_ENTRIES, reverse);
var iterating = true;
return new Iterator((function() {
if (!iterating) {
return iteratorDone();
}
var step = iterator.next();
if (step.done) {
return step;
}
var entry = step.value;
var k = entry[0];
var v = entry[1];
if (!predicate.call(context, v, k, $__0)) {
iterating = false;
return iteratorDone();
}
return type === ITERATE_ENTRIES ? step : iteratorValue(type, k, v, step);
}));
};
return takeSequence;
}
function skipFactory(iterable, amount, useKeys) {
if (amount <= 0) {
return iterable;
}
var skipSequence = makeSequence(iterable);
skipSequence.size = iterable.size && Math.max(0, iterable.size - amount);
skipSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
if (reverse) {
return this.cacheResult().__iterate(fn, reverse);
}
var skipped = 0;
var isSkipping = true;
var iterations = 0;
iterable.__iterate((function(v, k) {
if (!(isSkipping && (isSkipping = skipped++ < amount))) {
iterations++;
return fn(v, useKeys ? k : iterations - 1, $__0);
}
}));
return iterations;
};
skipSequence.__iteratorUncached = function(type, reverse) {
if (reverse) {
return this.cacheResult().__iterator(type, reverse);
}
var iterator = amount && iterable.__iterator(type, reverse);
var skipped = 0;
var iterations = 0;
return new Iterator((function() {
while (skipped < amount) {
skipped++;
iterator.next();
}
var step = iterator.next();
if (useKeys || type === ITERATE_VALUES) {
return step;
} else if (type === ITERATE_KEYS) {
return iteratorValue(type, iterations++, undefined, step);
} else {
return iteratorValue(type, iterations++, step.value[1], step);
}
}));
};
return skipSequence;
}
function skipWhileFactory(iterable, predicate, context, useKeys) {
var skipSequence = makeSequence(iterable);
skipSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
if (reverse) {
return this.cacheResult().__iterate(fn, reverse);
}
var isSkipping = true;
var iterations = 0;
iterable.__iterate((function(v, k, c) {
if (!(isSkipping && (isSkipping = predicate.call(context, v, k, c)))) {
iterations++;
return fn(v, useKeys ? k : iterations - 1, $__0);
}
}));
return iterations;
};
skipSequence.__iteratorUncached = function(type, reverse) {
var $__0 = this;
if (reverse) {
return this.cacheResult().__iterator(type, reverse);
}
var iterator = iterable.__iterator(ITERATE_ENTRIES, reverse);
var skipping = true;
var iterations = 0;
return new Iterator((function() {
var step,
k,
v;
do {
step = iterator.next();
if (step.done) {
if (useKeys || type === ITERATE_VALUES) {
return step;
} else if (type === ITERATE_KEYS) {
return iteratorValue(type, iterations++, undefined, step);
} else {
return iteratorValue(type, iterations++, step.value[1], step);
}
}
var entry = step.value;
k = entry[0];
v = entry[1];
skipping && (skipping = predicate.call(context, v, k, $__0));
} while (skipping);
return type === ITERATE_ENTRIES ? step : iteratorValue(type, k, v, step);
}));
};
return skipSequence;
}
function concatFactory(iterable, values, useKeys) {
var isKeyedIter = isKeyed(iterable);
var iters = new ArraySeq([iterable].concat(values)).map((function(v) {
if (!isIterable(v)) {
v = seqFromValue(v, true);
}
if (isKeyedIter) {
v = KeyedIterable(v);
}
return v;
}));
if (isKeyedIter) {
iters = iters.toKeyedSeq();
} else if (!isIndexed(iterable)) {
iters = iters.toSetSeq();
}
var flat = iters.flatten(true);
flat.size = iters.reduce((function(sum, seq) {
if (sum !== undefined) {
var size = seq.size;
if (size !== undefined) {
return sum + size;
}
}
}), 0);
return flat;
}
function flattenFactory(iterable, depth, useKeys) {
var flatSequence = makeSequence(iterable);
flatSequence.__iterateUncached = function(fn, reverse) {
var iterations = 0;
var stopped = false;
function flatDeep(iter, currentDepth) {
var $__0 = this;
iter.__iterate((function(v, k) {
if ((!depth || currentDepth < depth) && isIterable(v)) {
flatDeep(v, currentDepth + 1);
} else if (fn(v, useKeys ? k : iterations++, $__0) === false) {
stopped = true;
}
return !stopped;
}), reverse);
}
flatDeep(iterable, 0);
return iterations;
};
flatSequence.__iteratorUncached = function(type, reverse) {
var iterator = iterable.__iterator(type, reverse);
var stack = [];
var iterations = 0;
return new Iterator((function() {
while (iterator) {
var step = iterator.next();
if (step.done !== false) {
iterator = stack.pop();
continue;
}
var v = step.value;
if (type === ITERATE_ENTRIES) {
v = v[1];
}
if ((!depth || stack.length < depth) && isIterable(v)) {
stack.push(iterator);
iterator = v.__iterator(type, reverse);
} else {
return useKeys ? step : iteratorValue(type, iterations++, v, step);
}
}
return iteratorDone();
}));
};
return flatSequence;
}
function flatMapFactory(iterable, mapper, context) {
var coerce = iterableClass(iterable);
return iterable.toSeq().map((function(v, k) {
return coerce(mapper.call(context, v, k, iterable));
})).flatten(true);
}
function interposeFactory(iterable, separator) {
var interposedSequence = makeSequence(iterable);
interposedSequence.size = iterable.size && iterable.size * 2 - 1;
interposedSequence.__iterateUncached = function(fn, reverse) {
var $__0 = this;
var iterations = 0;
iterable.__iterate((function(v, k) {
return (!iterations || fn(separator, iterations++, $__0) !== false) && fn(v, iterations++, $__0) !== false;
}), reverse);
return iterations;
};
interposedSequence.__iteratorUncached = function(type, reverse) {
var iterator = iterable.__iterator(ITERATE_VALUES, reverse);
var iterations = 0;
var step;
return new Iterator((function() {
if (!step || iterations % 2) {
step = iterator.next();
if (step.done) {
return step;
}
}
return iterations % 2 ? iteratorValue(type, iterations++, separator) : iteratorValue(type, iterations++, step.value, step);
}));
};
return interposedSequence;
}
function reify(iter, seq) {
return isSeq(iter) ? seq : iter.constructor(seq);
}
function validateEntry(entry) {
if (entry !== Object(entry)) {
throw new TypeError('Expected [K, V] tuple: ' + entry);
}
}
function resolveSize(iter) {
assertNotInfinite(iter.size);
return ensureSize(iter);
}
function iterableClass(iterable) {
return isKeyed(iterable) ? KeyedIterable : isIndexed(iterable) ? IndexedIterable : SetIterable;
}
function makeSequence(iterable) {
return Object.create((isKeyed(iterable) ? KeyedSeq : isIndexed(iterable) ? IndexedSeq : SetSeq).prototype);
}
function cacheResultThrough() {
if (this._iter.cacheResult) {
this._iter.cacheResult();
this.size = this._iter.size;
return this;
} else {
return Seq.prototype.cacheResult.call(this);
}
}
var List = function List(value) {
var empty = emptyList();
if (arguments.length === 0) {
return empty;
}
if (value && value.constructor === $List) {
return value;
}
value = Iterable(value);
var size = value.size;
if (size === 0) {
return empty;
}
if (size > 0 && size < SIZE) {
return makeList(0, size, SHIFT, null, new VNode(value.toArray()));
}
return empty.merge(value);
};
var $List = List;
($traceurRuntime.createClass)(List, {
toString: function() {
return this.__toString('List [', ']');
},
get: function(index, notSetValue) {
index = wrapIndex(this, index);
if (index < 0 || index >= this.size) {
return notSetValue;
}
index += this._origin;
var node = listNodeFor(this, index);
return node && node.array[index & MASK];
},
set: function(index, value) {
return updateList(this, index, value);
},
remove: function(index) {
return !this.has(index) ? this : index === 0 ? this.shift() : index === this.size - 1 ? this.pop() : this.splice(index, 1);
},
clear: function() {
if (this.size === 0) {
return this;
}
if (this.__ownerID) {
this.size = this._origin = this._capacity = 0;
this._level = SHIFT;
this._root = this._tail = null;
this.__hash = undefined;
this.__altered = true;
return this;
}
return emptyList();
},
push: function() {
var values = arguments;
var oldSize = this.size;
return this.withMutations((function(list) {
setListBounds(list, 0, oldSize + values.length);
for (var ii = 0; ii < values.length; ii++) {
list.set(oldSize + ii, values[ii]);
}
}));
},
pop: function() {
return setListBounds(this, 0, -1);
},
unshift: function() {
var values = arguments;
return this.withMutations((function(list) {
setListBounds(list, -values.length);
for (var ii = 0; ii < values.length; ii++) {
list.set(ii, values[ii]);
}
}));
},
shift: function() {
return setListBounds(this, 1);
},
merge: function() {
return mergeIntoListWith(this, undefined, arguments);
},
mergeWith: function(merger) {
for (var iters = [],
$__6 = 1; $__6 < arguments.length; $__6++)
iters[$__6 - 1] = arguments[$__6];
return mergeIntoListWith(this, merger, iters);
},
mergeDeep: function() {
return mergeIntoListWith(this, deepMerger(undefined), arguments);
},
mergeDeepWith: function(merger) {
for (var iters = [],
$__7 = 1; $__7 < arguments.length; $__7++)
iters[$__7 - 1] = arguments[$__7];
return mergeIntoListWith(this, deepMerger(merger), iters);
},
setSize: function(size) {
return setListBounds(this, 0, size);
},
slice: function(begin, end) {
var size = this.size;
if (wholeSlice(begin, end, size)) {
return this;
}
return setListBounds(this, resolveBegin(begin, size), resolveEnd(end, size));
},
__iterator: function(type, reverse) {
return new ListIterator(this, type, reverse);
},
__iterate: function(fn, reverse) {
var $__0 = this;
var iterations = 0;
var eachFn = (function(v) {
return fn(v, iterations++, $__0);
});
var tailOffset = getTailOffset(this._capacity);
if (reverse) {
iterateVNode(this._tail, 0, tailOffset - this._origin, this._capacity - this._origin, eachFn, reverse) && iterateVNode(this._root, this._level, -this._origin, tailOffset - this._origin, eachFn, reverse);
} else {
iterateVNode(this._root, this._level, -this._origin, tailOffset - this._origin, eachFn, reverse) && iterateVNode(this._tail, 0, tailOffset - this._origin, this._capacity - this._origin, eachFn, reverse);
}
return iterations;
},
__ensureOwner: function(ownerID) {
if (ownerID === this.__ownerID) {
return this;
}
if (!ownerID) {
this.__ownerID = ownerID;
return this;
}
return makeList(this._origin, this._capacity, this._level, this._root, this._tail, ownerID, this.__hash);
}
}, {of: function() {
return this(arguments);
}}, IndexedCollection);
function isList(maybeList) {
return !!(maybeList && maybeList[IS_LIST_SENTINEL]);
}
List.isList = isList;
var IS_LIST_SENTINEL = '@@__IMMUTABLE_LIST__@@';
var ListPrototype = List.prototype;
ListPrototype[IS_LIST_SENTINEL] = true;
ListPrototype[DELETE] = ListPrototype.remove;
ListPrototype.setIn = MapPrototype.setIn;
ListPrototype.removeIn = MapPrototype.removeIn;
ListPrototype.update = MapPrototype.update;
ListPrototype.updateIn = MapPrototype.updateIn;
ListPrototype.withMutations = MapPrototype.withMutations;
ListPrototype.asMutable = MapPrototype.asMutable;
ListPrototype.asImmutable = MapPrototype.asImmutable;
ListPrototype.wasAltered = MapPrototype.wasAltered;
var VNode = function VNode(array, ownerID) {
this.array = array;
this.ownerID = ownerID;
};
var $VNode = VNode;
($traceurRuntime.createClass)(VNode, {
removeBefore: function(ownerID, level, index) {
if (index === level ? 1 << level : 0 || this.array.length === 0) {
return this;
}
var originIndex = (index >>> level) & MASK;
if (originIndex >= this.array.length) {
return new $VNode([], ownerID);
}
var removingFirst = originIndex === 0;
var newChild;
if (level > 0) {
var oldChild = this.array[originIndex];
newChild = oldChild && oldChild.removeBefore(ownerID, level - SHIFT, index);
if (newChild === oldChild && removingFirst) {
return this;
}
}
if (removingFirst && !newChild) {
return this;
}
var editable = editableVNode(this, ownerID);
if (!removingFirst) {
for (var ii = 0; ii < originIndex; ii++) {
editable.array[ii] = undefined;
}
}
if (newChild) {
editable.array[originIndex] = newChild;
}
return editable;
},
removeAfter: function(ownerID, level, index) {
if (index === level ? 1 << level : 0 || this.array.length === 0) {
return this;
}
var sizeIndex = ((index - 1) >>> level) & MASK;
if (sizeIndex >= this.array.length) {
return this;
}
var removingLast = sizeIndex === this.array.length - 1;
var newChild;
if (level > 0) {
var oldChild = this.array[sizeIndex];
newChild = oldChild && oldChild.removeAfter(ownerID, level - SHIFT, index);
if (newChild === oldChild && removingLast) {
return this;
}
}
if (removingLast && !newChild) {
return this;
}
var editable = editableVNode(this, ownerID);
if (!removingLast) {
editable.array.pop();
}
if (newChild) {
editable.array[sizeIndex] = newChild;
}
return editable;
}
}, {});
function iterateVNode(node, level, offset, max, fn, reverse) {
var ii;
var array = node && node.array;
if (level === 0) {
var from = offset < 0 ? -offset : 0;
var to = max - offset;
if (to > SIZE) {
to = SIZE;
}
for (ii = from; ii < to; ii++) {
if (fn(array && array[reverse ? from + to - 1 - ii : ii]) === false) {
return false;
}
}
} else {
var step = 1 << level;
var newLevel = level - SHIFT;
for (ii = 0; ii <= MASK; ii++) {
var levelIndex = reverse ? MASK - ii : ii;
var newOffset = offset + (levelIndex << level);
if (newOffset < max && newOffset + step > 0) {
var nextNode = array && array[levelIndex];
if (!iterateVNode(nextNode, newLevel, newOffset, max, fn, reverse)) {
return false;
}
}
}
}
return true;
}
var ListIterator = function ListIterator(list, type, reverse) {
this._type = type;
this._reverse = !!reverse;
this._maxIndex = list.size - 1;
var tailOffset = getTailOffset(list._capacity);
var rootStack = listIteratorFrame(list._root && list._root.array, list._level, -list._origin, tailOffset - list._origin - 1);
var tailStack = listIteratorFrame(list._tail && list._tail.array, 0, tailOffset - list._origin, list._capacity - list._origin - 1);
this._stack = reverse ? tailStack : rootStack;
this._stack.__prev = reverse ? rootStack : tailStack;
};
($traceurRuntime.createClass)(ListIterator, {next: function() {
var stack = this._stack;
while (stack) {
var array = stack.array;
var rawIndex = stack.index++;
if (this._reverse) {
rawIndex = MASK - rawIndex;
if (rawIndex > stack.rawMax) {
rawIndex = stack.rawMax;
stack.index = SIZE - rawIndex;
}
}
if (rawIndex >= 0 && rawIndex < SIZE && rawIndex <= stack.rawMax) {
var value = array && array[rawIndex];
if (stack.level === 0) {
var type = this._type;
var index;
if (type !== 1) {
index = stack.offset + (rawIndex << stack.level);
if (this._reverse) {
index = this._maxIndex - index;
}
}
return iteratorValue(type, index, value);
} else {
this._stack = stack = listIteratorFrame(value && value.array, stack.level - SHIFT, stack.offset + (rawIndex << stack.level), stack.max, stack);
}
continue;
}
stack = this._stack = this._stack.__prev;
}
return iteratorDone();
}}, {}, Iterator);
function listIteratorFrame(array, level, offset, max, prevFrame) {
return {
array: array,
level: level,
offset: offset,
max: max,
rawMax: ((max - offset) >> level),
index: 0,
__prev: prevFrame
};
}
function makeList(origin, capacity, level, root, tail, ownerID, hash) {
var list = Object.create(ListPrototype);
list.size = capacity - origin;
list._origin = origin;
list._capacity = capacity;
list._level = level;
list._root = root;
list._tail = tail;
list.__ownerID = ownerID;
list.__hash = hash;
list.__altered = false;
return list;
}
var EMPTY_LIST;
function emptyList() {
return EMPTY_LIST || (EMPTY_LIST = makeList(0, 0, SHIFT));
}
function updateList(list, index, value) {
index = wrapIndex(list, index);
if (index >= list.size || index < 0) {
return list.withMutations((function(list) {
index < 0 ? setListBounds(list, index).set(0, value) : setListBounds(list, 0, index + 1).set(index, value);
}));
}
index += list._origin;
var newTail = list._tail;
var newRoot = list._root;
var didAlter = MakeRef(DID_ALTER);
if (index >= getTailOffset(list._capacity)) {
newTail = updateVNode(newTail, list.__ownerID, 0, index, value, didAlter);
} else {
newRoot = updateVNode(newRoot, list.__ownerID, list._level, index, value, didAlter);
}
if (!didAlter.value) {
return list;
}
if (list.__ownerID) {
list._root = newRoot;
list._tail = newTail;
list.__hash = undefined;
list.__altered = true;
return list;
}
return makeList(list._origin, list._capacity, list._level, newRoot, newTail);
}
function updateVNode(node, ownerID, level, index, value, didAlter) {
var idx = (index >>> level) & MASK;
var nodeHas = node && idx < node.array.length;
if (!nodeHas && value === undefined) {
return node;
}
var newNode;
if (level > 0) {
var lowerNode = node && node.array[idx];
var newLowerNode = updateVNode(lowerNode, ownerID, level - SHIFT, index, value, didAlter);
if (newLowerNode === lowerNode) {
return node;
}
newNode = editableVNode(node, ownerID);
newNode.array[idx] = newLowerNode;
return newNode;
}
if (nodeHas && node.array[idx] === value) {
return node;
}
SetRef(didAlter);
newNode = editableVNode(node, ownerID);
if (value === undefined && idx === newNode.array.length - 1) {
newNode.array.pop();
} else {
newNode.array[idx] = value;
}
return newNode;
}
function editableVNode(node, ownerID) {
if (ownerID && node && ownerID === node.ownerID) {
return node;
}
return new VNode(node ? node.array.slice() : [], ownerID);
}
function listNodeFor(list, rawIndex) {
if (rawIndex >= getTailOffset(list._capacity)) {
return list._tail;
}
if (rawIndex < 1 << (list._level + SHIFT)) {
var node = list._root;
var level = list._level;
while (node && level > 0) {
node = node.array[(rawIndex >>> level) & MASK];
level -= SHIFT;
}
return node;
}
}
function setListBounds(list, begin, end) {
var owner = list.__ownerID || new OwnerID();
var oldOrigin = list._origin;
var oldCapacity = list._capacity;
var newOrigin = oldOrigin + begin;
var newCapacity = end === undefined ? oldCapacity : end < 0 ? oldCapacity + end : oldOrigin + end;
if (newOrigin === oldOrigin && newCapacity === oldCapacity) {
return list;
}
if (newOrigin >= newCapacity) {
return list.clear();
}
var newLevel = list._level;
var newRoot = list._root;
var offsetShift = 0;
while (newOrigin + offsetShift < 0) {
newRoot = new VNode(newRoot && newRoot.array.length ? [undefined, newRoot] : [], owner);
newLevel += SHIFT;
offsetShift += 1 << newLevel;
}
if (offsetShift) {
newOrigin += offsetShift;
oldOrigin += offsetShift;
newCapacity += offsetShift;
oldCapacity += offsetShift;
}
var oldTailOffset = getTailOffset(oldCapacity);
var newTailOffset = getTailOffset(newCapacity);
while (newTailOffset >= 1 << (newLevel + SHIFT)) {
newRoot = new VNode(newRoot && newRoot.array.length ? [newRoot] : [], owner);
newLevel += SHIFT;
}
var oldTail = list._tail;
var newTail = newTailOffset < oldTailOffset ? listNodeFor(list, newCapacity - 1) : newTailOffset > oldTailOffset ? new VNode([], owner) : oldTail;
if (oldTail && newTailOffset > oldTailOffset && newOrigin < oldCapacity && oldTail.array.length) {
newRoot = editableVNode(newRoot, owner);
var node = newRoot;
for (var level = newLevel; level > SHIFT; level -= SHIFT) {
var idx = (oldTailOffset >>> level) & MASK;
node = node.array[idx] = editableVNode(node.array[idx], owner);
}
node.array[(oldTailOffset >>> SHIFT) & MASK] = oldTail;
}
if (newCapacity < oldCapacity) {
newTail = newTail && newTail.removeAfter(owner, 0, newCapacity);
}
if (newOrigin >= newTailOffset) {
newOrigin -= newTailOffset;
newCapacity -= newTailOffset;
newLevel = SHIFT;
newRoot = null;
newTail = newTail && newTail.removeBefore(owner, 0, newOrigin);
} else if (newOrigin > oldOrigin || newTailOffset < oldTailOffset) {
offsetShift = 0;
while (newRoot) {
var beginIndex = (newOrigin >>> newLevel) & MASK;
if (beginIndex !== (newTailOffset >>> newLevel) & MASK) {
break;
}
if (beginIndex) {
offsetShift += (1 << newLevel) * beginIndex;
}
newLevel -= SHIFT;
newRoot = newRoot.array[beginIndex];
}
if (newRoot && newOrigin > oldOrigin) {
newRoot = newRoot.removeBefore(owner, newLevel, newOrigin - offsetShift);
}
if (newRoot && newTailOffset < oldTailOffset) {
newRoot = newRoot.removeAfter(owner, newLevel, newTailOffset - offsetShift);
}
if (offsetShift) {
newOrigin -= offsetShift;
newCapacity -= offsetShift;
}
}
if (list.__ownerID) {
list.size = newCapacity - newOrigin;
list._origin = newOrigin;
list._capacity = newCapacity;
list._level = newLevel;
list._root = newRoot;
list._tail = newTail;
list.__hash = undefined;
list.__altered = true;
return list;
}
return makeList(newOrigin, newCapacity, newLevel, newRoot, newTail);
}
function mergeIntoListWith(list, merger, iterables) {
var iters = [];
var maxSize = 0;
for (var ii = 0; ii < iterables.length; ii++) {
var value = iterables[ii];
var iter = Iterable(value);
if (iter.size > maxSize) {
maxSize = iter.size;
}
if (!isIterable(value)) {
iter = iter.map((function(v) {
return fromJS(v);
}));
}
iters.push(iter);
}
if (maxSize > list.size) {
list = list.setSize(maxSize);
}
return mergeIntoCollectionWith(list, merger, iters);
}
function getTailOffset(size) {
return size < SIZE ? 0 : (((size - 1) >>> SHIFT) << SHIFT);
}
var Stack = function Stack(value) {
return arguments.length === 0 ? emptyStack() : value && value.constructor === $Stack ? value : emptyStack().unshiftAll(value);
};
var $Stack = Stack;
($traceurRuntime.createClass)(Stack, {
toString: function() {
return this.__toString('Stack [', ']');
},
get: function(index, notSetValue) {
var head = this._head;
while (head && index--) {
head = head.next;
}
return head ? head.value : notSetValue;
},
peek: function() {
return this._head && this._head.value;
},
push: function() {
if (arguments.length === 0) {
return this;
}
var newSize = this.size + arguments.length;
var head = this._head;
for (var ii = arguments.length - 1; ii >= 0; ii--) {
head = {
value: arguments[ii],
next: head
};
}
if (this.__ownerID) {
this.size = newSize;
this._head = head;
this.__hash = undefined;
this.__altered = true;
return this;
}
return makeStack(newSize, head);
},
pushAll: function(iter) {
iter = Iterable(iter);
if (iter.size === 0) {
return this;
}
var newSize = this.size;
var head = this._head;
iter.reverse().forEach((function(value) {
newSize++;
head = {
value: value,
next: head
};
}));
if (this.__ownerID) {
this.size = newSize;
this._head = head;
this.__hash = undefined;
this.__altered = true;
return this;
}
return makeStack(newSize, head);
},
pop: function() {
return this.slice(1);
},
unshift: function() {
return this.push.apply(this, arguments);
},
unshiftAll: function(iter) {
return this.pushAll(iter);
},
shift: function() {
return this.pop.apply(this, arguments);
},
clear: function() {
if (this.size === 0) {
return this;
}
if (this.__ownerID) {
this.size = 0;
this._head = undefined;
this.__hash = undefined;
this.__altered = true;
return this;
}
return emptyStack();
},
slice: function(begin, end) {
if (wholeSlice(begin, end, this.size)) {
return this;
}
var resolvedBegin = resolveBegin(begin, this.size);
var resolvedEnd = resolveEnd(end, this.size);
if (resolvedEnd !== this.size) {
return $traceurRuntime.superCall(this, $Stack.prototype, "slice", [begin, end]);
}
var newSize = this.size - resolvedBegin;
var head = this._head;
while (resolvedBegin--) {
head = head.next;
}
if (this.__ownerID) {
this.size = newSize;
this._head = head;
this.__hash = undefined;
this.__altered = true;
return this;
}
return makeStack(newSize, head);
},
__ensureOwner: function(ownerID) {
if (ownerID === this.__ownerID) {
return this;
}
if (!ownerID) {
this.__ownerID = ownerID;
this.__altered = false;
return this;
}
return makeStack(this.size, this._head, ownerID, this.__hash);
},
__iterate: function(fn, reverse) {
if (reverse) {
return this.toSeq().cacheResult.__iterate(fn, reverse);
}
var iterations = 0;
var node = this._head;
while (node) {
if (fn(node.value, iterations++, this) === false) {
break;
}
node = node.next;
}
return iterations;
},
__iterator: function(type, reverse) {
if (reverse) {
return this.toSeq().cacheResult().__iterator(type, reverse);
}
var iterations = 0;
var node = this._head;
return new Iterator((function() {
if (node) {
var value = node.value;
node = node.next;
return iteratorValue(type, iterations++, value);
}
return iteratorDone();
}));
}
}, {of: function() {
return this(arguments);
}}, IndexedCollection);
function isStack(maybeStack) {
return !!(maybeStack && maybeStack[IS_STACK_SENTINEL]);
}
Stack.isStack = isStack;
var IS_STACK_SENTINEL = '@@__IMMUTABLE_STACK__@@';
var StackPrototype = Stack.prototype;
StackPrototype[IS_STACK_SENTINEL] = true;
StackPrototype.withMutations = MapPrototype.withMutations;
StackPrototype.asMutable = MapPrototype.asMutable;
StackPrototype.asImmutable = MapPrototype.asImmutable;
StackPrototype.wasAltered = MapPrototype.wasAltered;
function makeStack(size, head, ownerID, hash) {
var map = Object.create(StackPrototype);
map.size = size;
map._head = head;
map.__ownerID = ownerID;
map.__hash = hash;
map.__altered = false;
return map;
}
var EMPTY_STACK;
function emptyStack() {
return EMPTY_STACK || (EMPTY_STACK = makeStack(0));
}
var Set = function Set(value) {
return arguments.length === 0 ? emptySet() : value && value.constructor === $Set ? value : emptySet().union(value);
};
var $Set = Set;
($traceurRuntime.createClass)(Set, {
toString: function() {
return this.__toString('Set {', '}');
},
has: function(value) {
return this._map.has(value);
},
add: function(value) {
var newMap = this._map.set(value, true);
if (this.__ownerID) {
this.size = newMap.size;
this._map = newMap;
return this;
}
return newMap === this._map ? this : makeSet(newMap);
},
remove: function(value) {
var newMap = this._map.remove(value);
if (this.__ownerID) {
this.size = newMap.size;
this._map = newMap;
return this;
}
return newMap === this._map ? this : newMap.size === 0 ? emptySet() : makeSet(newMap);
},
clear: function() {
if (this.size === 0) {
return this;
}
if (this.__ownerID) {
this.size = 0;
this._map.clear();
return this;
}
return emptySet();
},
union: function() {
var iters = arguments;
if (iters.length === 0) {
return this;
}
return this.withMutations((function(set) {
for (var ii = 0; ii < iters.length; ii++) {
Iterable(iters[ii]).forEach((function(value) {
return set.add(value);
}));
}
}));
},
intersect: function() {
for (var iters = [],
$__8 = 0; $__8 < arguments.length; $__8++)
iters[$__8] = arguments[$__8];
if (iters.length === 0) {
return this;
}
iters = iters.map((function(iter) {
return Iterable(iter);
}));
var originalSet = this;
return this.withMutations((function(set) {
originalSet.forEach((function(value) {
if (!iters.every((function(iter) {
return iter.contains(value);
}))) {
set.remove(value);
}
}));
}));
},
subtract: function() {
for (var iters = [],
$__9 = 0; $__9 < arguments.length; $__9++)
iters[$__9] = arguments[$__9];
if (iters.length === 0) {
return this;
}
iters = iters.map((function(iter) {
return Iterable(iter);
}));
var originalSet = this;
return this.withMutations((function(set) {
originalSet.forEach((function(value) {
if (iters.some((function(iter) {
return iter.contains(value);
}))) {
set.remove(value);
}
}));
}));
},
merge: function() {
return this.union.apply(this, arguments);
},
mergeWith: function(merger) {
for (var iters = [],
$__10 = 1; $__10 < arguments.length; $__10++)
iters[$__10 - 1] = arguments[$__10];
return this.union.apply(this, iters);
},
wasAltered: function() {
return this._map.wasAltered();
},
__iterate: function(fn, reverse) {
var $__0 = this;
return this._map.__iterate((function(_, k) {
return fn(k, k, $__0);
}), reverse);
},
__iterator: function(type, reverse) {
return this._map.map((function(_, k) {
return k;
})).__iterator(type, reverse);
},
__ensureOwner: function(ownerID) {
if (ownerID === this.__ownerID) {
return this;
}
var newMap = this._map.__ensureOwner(ownerID);
if (!ownerID) {
this.__ownerID = ownerID;
this._map = newMap;
return this;
}
return makeSet(newMap, ownerID);
}
}, {
of: function() {
return this(arguments);
},
fromKeys: function(value) {
return this(KeyedSeq(value).flip());
}
}, SetCollection);
function isSet(maybeSet) {
return !!(maybeSet && maybeSet[IS_SET_SENTINEL]);
}
Set.isSet = isSet;
var IS_SET_SENTINEL = '@@__IMMUTABLE_SET__@@';
var SetPrototype = Set.prototype;
SetPrototype[IS_SET_SENTINEL] = true;
SetPrototype[DELETE] = SetPrototype.remove;
SetPrototype.mergeDeep = SetPrototype.merge;
SetPrototype.mergeDeepWith = SetPrototype.mergeWith;
SetPrototype.withMutations = MapPrototype.withMutations;
SetPrototype.asMutable = MapPrototype.asMutable;
SetPrototype.asImmutable = MapPrototype.asImmutable;
function makeSet(map, ownerID) {
var set = Object.create(SetPrototype);
set.size = map ? map.size : 0;
set._map = map;
set.__ownerID = ownerID;
return set;
}
var EMPTY_SET;
function emptySet() {
return EMPTY_SET || (EMPTY_SET = makeSet(emptyMap()));
}
var OrderedMap = function OrderedMap(value) {
return arguments.length === 0 ? emptyOrderedMap() : value && value.constructor === $OrderedMap ? value : emptyOrderedMap().merge(KeyedIterable(value));
};
var $OrderedMap = OrderedMap;
($traceurRuntime.createClass)(OrderedMap, {
toString: function() {
return this.__toString('OrderedMap {', '}');
},
get: function(k, notSetValue) {
var index = this._map.get(k);
return index !== undefined ? this._list.get(index)[1] : notSetValue;
},
clear: function() {
if (this.size === 0) {
return this;
}
if (this.__ownerID) {
this.size = 0;
this._map.clear();
this._list.clear();
return this;
}
return emptyOrderedMap();
},
set: function(k, v) {
return updateOrderedMap(this, k, v);
},
remove: function(k) {
return updateOrderedMap(this, k, NOT_SET);
},
wasAltered: function() {
return this._map.wasAltered() || this._list.wasAltered();
},
__iterate: function(fn, reverse) {
var $__0 = this;
return this._list.__iterate((function(entry) {
return fn(entry[1], entry[0], $__0);
}), reverse);
},
__iterator: function(type, reverse) {
return this._list.fromEntrySeq().__iterator(type, reverse);
},
__ensureOwner: function(ownerID) {
if (ownerID === this.__ownerID) {
return this;
}
var newMap = this._map.__ensureOwner(ownerID);
var newList = this._list.__ensureOwner(ownerID);
if (!ownerID) {
this.__ownerID = ownerID;
this._map = newMap;
this._list = newList;
return this;
}
return makeOrderedMap(newMap, newList, ownerID, this.__hash);
}
}, {of: function() {
return this(arguments);
}}, Map);
function isOrderedMap(maybeOrderedMap) {
return !!(maybeOrderedMap && maybeOrderedMap[IS_ORDERED_MAP_SENTINEL]);
}
OrderedMap.isOrderedMap = isOrderedMap;
var IS_ORDERED_MAP_SENTINEL = '@@__IMMUTABLE_ORDERED_MAP__@@';
OrderedMap.prototype[IS_ORDERED_MAP_SENTINEL] = true;
OrderedMap.prototype[DELETE] = OrderedMap.prototype.remove;
function makeOrderedMap(map, list, ownerID, hash) {
var omap = Object.create(OrderedMap.prototype);
omap.size = map ? map.size : 0;
omap._map = map;
omap._list = list;
omap.__ownerID = ownerID;
omap.__hash = hash;
return omap;
}
var EMPTY_ORDERED_MAP;
function emptyOrderedMap() {
return EMPTY_ORDERED_MAP || (EMPTY_ORDERED_MAP = makeOrderedMap(emptyMap(), emptyList()));
}
function updateOrderedMap(omap, k, v) {
var map = omap._map;
var list = omap._list;
var i = map.get(k);
var has = i !== undefined;
var removed = v === NOT_SET;
if ((!has && removed) || (has && v === list.get(i)[1])) {
return omap;
}
if (!has) {
i = list.size;
}
var newMap = removed ? map.remove(k) : has ? map : map.set(k, i);
var newList = removed ? list.remove(i) : list.set(i, [k, v]);
if (omap.__ownerID) {
omap.size = newMap.size;
omap._map = newMap;
omap._list = newList;
omap.__hash = undefined;
return omap;
}
return makeOrderedMap(newMap, newList);
}
var Record = function Record(defaultValues, name) {
var RecordType = function(values) {
if (!(this instanceof RecordType)) {
return new RecordType(values);
}
this._map = arguments.length === 0 ? Map() : Map(values);
};
var keys = Object.keys(defaultValues);
var RecordTypePrototype = RecordType.prototype = Object.create(RecordPrototype);
RecordTypePrototype.constructor = RecordType;
name && (RecordTypePrototype._name = name);
RecordTypePrototype._defaultValues = defaultValues;
RecordTypePrototype._keys = keys;
RecordTypePrototype.size = keys.length;
try {
Iterable(defaultValues).forEach((function(_, key) {
Object.defineProperty(RecordType.prototype, key, {
get: function() {
return this.get(key);
},
set: function(value) {
invariant(this.__ownerID, 'Cannot set on an immutable record.');
this.set(key, value);
}
});
}));
} catch (error) {}
return RecordType;
};
($traceurRuntime.createClass)(Record, {
toString: function() {
return this.__toString(this._name + ' {', '}');
},
has: function(k) {
return this._defaultValues.hasOwnProperty(k);
},
get: function(k, notSetValue) {
if (notSetValue !== undefined && !this.has(k)) {
return notSetValue;
}
return this._map.get(k, this._defaultValues[k]);
},
clear: function() {
if (this.__ownerID) {
this._map.clear();
return this;
}
var SuperRecord = Object.getPrototypeOf(this).constructor;
return SuperRecord._empty || (SuperRecord._empty = makeRecord(this, emptyMap()));
},
set: function(k, v) {
if (!this.has(k)) {
throw new Error('Cannot set unknown key "' + k + '" on ' + this._name);
}
var newMap = this._map.set(k, v);
if (this.__ownerID || newMap === this._map) {
return this;
}
return makeRecord(this, newMap);
},
remove: function(k) {
if (!this.has(k)) {
return this;
}
var newMap = this._map.remove(k);
if (this.__ownerID || newMap === this._map) {
return this;
}
return makeRecord(this, newMap);
},
keys: function() {
return this._map.keys();
},
values: function() {
return this._map.values();
},
entries: function() {
return this._map.entries();
},
wasAltered: function() {
return this._map.wasAltered();
},
__iterator: function(type, reverse) {
return this._map.__iterator(type, reverse);
},
__iterate: function(fn, reverse) {
var $__0 = this;
return Iterable(this._defaultValues).map((function(_, k) {
return $__0.get(k);
})).__iterate(fn, reverse);
},
__ensureOwner: function(ownerID) {
if (ownerID === this.__ownerID) {
return this;
}
var newMap = this._map && this._map.__ensureOwner(ownerID);
if (!ownerID) {
this.__ownerID = ownerID;
this._map = newMap;
return this;
}
return makeRecord(this, newMap, ownerID);
}
}, {}, KeyedCollection);
var RecordPrototype = Record.prototype;
RecordPrototype._name = 'Record';
RecordPrototype[DELETE] = RecordPrototype.remove;
RecordPrototype.merge = MapPrototype.merge;
RecordPrototype.mergeWith = MapPrototype.mergeWith;
RecordPrototype.mergeDeep = MapPrototype.mergeDeep;
RecordPrototype.mergeDeepWith = MapPrototype.mergeDeepWith;
RecordPrototype.update = MapPrototype.update;
RecordPrototype.updateIn = MapPrototype.updateIn;
RecordPrototype.withMutations = MapPrototype.withMutations;
RecordPrototype.asMutable = MapPrototype.asMutable;
RecordPrototype.asImmutable = MapPrototype.asImmutable;
function makeRecord(likeRecord, map, ownerID) {
var record = Object.create(Object.getPrototypeOf(likeRecord));
record._map = map;
record.__ownerID = ownerID;
return record;
}
var Range = function Range(start, end, step) {
if (!(this instanceof $Range)) {
return new $Range(start, end, step);
}
invariant(step !== 0, 'Cannot step a Range by 0');
start = start || 0;
if (end === undefined) {
end = Infinity;
}
if (start === end && __EMPTY_RANGE) {
return __EMPTY_RANGE;
}
step = step === undefined ? 1 : Math.abs(step);
if (end < start) {
step = -step;
}
this._start = start;
this._end = end;
this._step = step;
this.size = Math.max(0, Math.ceil((end - start) / step - 1) + 1);
};
var $Range = Range;
($traceurRuntime.createClass)(Range, {
toString: function() {
if (this.size === 0) {
return 'Range []';
}
return 'Range [ ' + this._start + '...' + this._end + (this._step > 1 ? ' by ' + this._step : '') + ' ]';
},
get: function(index, notSetValue) {
return this.has(index) ? this._start + wrapIndex(this, index) * this._step : notSetValue;
},
contains: function(searchValue) {
var possibleIndex = (searchValue - this._start) / this._step;
return possibleIndex >= 0 && possibleIndex < this.size && possibleIndex === Math.floor(possibleIndex);
},
slice: function(begin, end) {
if (wholeSlice(begin, end, this.size)) {
return this;
}
begin = resolveBegin(begin, this.size);
end = resolveEnd(end, this.size);
if (end <= begin) {
return __EMPTY_RANGE;
}
return new $Range(this.get(begin, this._end), this.get(end, this._end), this._step);
},
indexOf: function(searchValue) {
var offsetValue = searchValue - this._start;
if (offsetValue % this._step === 0) {
var index = offsetValue / this._step;
if (index >= 0 && index < this.size) {
return index;
}
}
return -1;
},
lastIndexOf: function(searchValue) {
return this.indexOf(searchValue);
},
take: function(amount) {
return this.slice(0, Math.max(0, amount));
},
skip: function(amount) {
return this.slice(Math.max(0, amount));
},
__iterate: function(fn, reverse) {
var maxIndex = this.size - 1;
var step = this._step;
var value = reverse ? this._start + maxIndex * step : this._start;
for (var ii = 0; ii <= maxIndex; ii++) {
if (fn(value, ii, this) === false) {
return ii + 1;
}
value += reverse ? -step : step;
}
return ii;
},
__iterator: function(type, reverse) {
var maxIndex = this.size - 1;
var step = this._step;
var value = reverse ? this._start + maxIndex * step : this._start;
var ii = 0;
return new Iterator((function() {
var v = value;
value += reverse ? -step : step;
return ii > maxIndex ? iteratorDone() : iteratorValue(type, ii++, v);
}));
},
__deepEquals: function(other) {
return other instanceof $Range ? this._start === other._start && this._end === other._end && this._step === other._step : $traceurRuntime.superCall(this, $Range.prototype, "__deepEquals", [other]);
}
}, {}, IndexedSeq);
var RangePrototype = Range.prototype;
RangePrototype.__toJS = RangePrototype.toArray;
RangePrototype.first = ListPrototype.first;
RangePrototype.last = ListPrototype.last;
var __EMPTY_RANGE = Range(0, 0);
var Repeat = function Repeat(value, times) {
if (times <= 0 && EMPTY_REPEAT) {
return EMPTY_REPEAT;
}
if (!(this instanceof $Repeat)) {
return new $Repeat(value, times);
}
this._value = value;
this.size = times === undefined ? Infinity : Math.max(0, times);
if (this.size === 0) {
EMPTY_REPEAT = this;
}
};
var $Repeat = Repeat;
($traceurRuntime.createClass)(Repeat, {
toString: function() {
if (this.size === 0) {
return 'Repeat []';
}
return 'Repeat [ ' + this._value + ' ' + this.size + ' times ]';
},
get: function(index, notSetValue) {
return this.has(index) ? this._value : notSetValue;
},
contains: function(searchValue) {
return is(this._value, searchValue);
},
slice: function(begin, end) {
var size = this.size;
return wholeSlice(begin, end, size) ? this : new $Repeat(this._value, resolveEnd(end, size) - resolveBegin(begin, size));
},
reverse: function() {
return this;
},
indexOf: function(searchValue) {
if (is(this._value, searchValue)) {
return 0;
}
return -1;
},
lastIndexOf: function(searchValue) {
if (is(this._value, searchValue)) {
return this.size;
}
return -1;
},
__iterate: function(fn, reverse) {
for (var ii = 0; ii < this.size; ii++) {
if (fn(this._value, ii, this) === false) {
return ii + 1;
}
}
return ii;
},
__iterator: function(type, reverse) {
var $__0 = this;
var ii = 0;
return new Iterator((function() {
return ii < $__0.size ? iteratorValue(type, ii++, $__0._value) : iteratorDone();
}));
},
__deepEquals: function(other) {
return other instanceof $Repeat ? is(this._value, other._value) : $traceurRuntime.superCall(this, $Repeat.prototype, "__deepEquals", [other]);
}
}, {}, IndexedSeq);
var RepeatPrototype = Repeat.prototype;
RepeatPrototype.last = RepeatPrototype.first;
RepeatPrototype.has = RangePrototype.has;
RepeatPrototype.take = RangePrototype.take;
RepeatPrototype.skip = RangePrototype.skip;
RepeatPrototype.__toJS = RangePrototype.__toJS;
var EMPTY_REPEAT;
var Immutable = {
Iterable: Iterable,
Seq: Seq,
Collection: Collection,
Map: Map,
List: List,
Stack: Stack,
Set: Set,
OrderedMap: OrderedMap,
Record: Record,
Range: Range,
Repeat: Repeat,
is: is,
fromJS: fromJS
};
return Immutable;
}
typeof exports === 'object' ? module.exports = universalModule() :
typeof define === 'function' && define.amd ? define(universalModule) :
Immutable = universalModule();