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Bump to v3.10.0.

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jdalton
2015-06-14 22:21:58 -07:00
parent 6ee2b9a7b8
commit 4bd2890bbd
121 changed files with 777 additions and 649 deletions
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7
internal/LazyWrapper.js
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@@ -12,13 +12,12 @@ var POSITIVE_INFINITY = Number.POSITIVE_INFINITY;
*/
function LazyWrapper(value) {
this.__wrapped__ = value;
this.__actions__ = null;
this.__actions__ = [];
this.__dir__ = 1;
this.__dropCount__ = 0;
this.__filtered__ = false;
this.__iteratees__ = null;
this.__iteratees__ = [];
this.__takeCount__ = POSITIVE_INFINITY;
this.__views__ = null;
this.__views__ = [];
}
LazyWrapper.prototype = baseCreate(baseLodash.prototype);

25
internal/arrayConcat.js Normal file
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@@ -0,0 +1,25 @@
/**
* Creates a new array joining `array` with `other`.
*
* @private
* @param {Array} array The array to join.
* @param {Array} other The other array to join.
* @returns {Array} Returns the new concatenated array.
*/
function arrayConcat(array, other) {
var index = -1,
length = array.length,
othIndex = -1,
othLength = other.length,
result = Array(length + othLength);
while (++index < length) {
result[index] = array[index];
}
while (++othIndex < othLength) {
result[index++] = other[othIndex];
}
return result;
}
export default arrayConcat;

20
internal/arrayPush.js Normal file
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@@ -0,0 +1,20 @@
/**
* Appends the elements of `values` to `array`.
*
* @private
* @param {Array} array The array to modify.
* @param {Array} values The values to append.
* @returns {Array} Returns `array`.
*/
function arrayPush(array, values) {
var index = -1,
length = values.length,
offset = array.length;
while (++index < length) {
array[offset + index] = values[index];
}
return array;
}
export default arrayPush;

8
internal/arraySum.js
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@@ -1,16 +1,18 @@
/**
* A specialized version of `_.sum` for arrays without support for iteratees.
* A specialized version of `_.sum` for arrays without support for callback
* shorthands and `this` binding..
*
* @private
* @param {Array} array The array to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @returns {number} Returns the sum.
*/
function arraySum(array) {
function arraySum(array, iteratee) {
var length = array.length,
result = 0;
while (length--) {
result += +array[length] || 0;
result += +iteratee(array[length]) || 0;
}
return result;
}

4
internal/baseClone.js
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@@ -53,7 +53,7 @@ cloneableTags[weakMapTag] = false;
var objectProto = Object.prototype;
/**
* Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
* Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
* of values.
*/
var objToString = objectProto.toString;
@@ -104,7 +104,7 @@ function baseClone(value, isDeep, customizer, key, object, stackA, stackB) {
: (object ? value : {});
}
}
// Check for circular references and return corresponding clone.
// Check for circular references and return its corresponding clone.
stackA || (stackA = []);
stackB || (stackB = []);

2
internal/baseCreate.js
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@@ -14,7 +14,7 @@ var baseCreate = (function() {
if (isObject(prototype)) {
object.prototype = prototype;
var result = new object;
object.prototype = null;
object.prototype = undefined;
}
return result || {};
};

5
internal/baseDifference.js
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@@ -2,6 +2,9 @@ import baseIndexOf from './baseIndexOf';
import cacheIndexOf from './cacheIndexOf';
import createCache from './createCache';
/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
/**
* The base implementation of `_.difference` which accepts a single array
* of values to exclude.
@@ -21,7 +24,7 @@ function baseDifference(array, values) {
var index = -1,
indexOf = baseIndexOf,
isCommon = true,
cache = (isCommon && values.length >= 200) ? createCache(values) : null,
cache = (isCommon && values.length >= LARGE_ARRAY_SIZE) ? createCache(values) : null,
valuesLength = values.length;
if (cache) {

22
internal/baseFlatten.js
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@@ -1,3 +1,4 @@
import arrayPush from './arrayPush';
import isArguments from '../lang/isArguments';
import isArray from '../lang/isArray';
import isArrayLike from './isArrayLike';
@@ -11,13 +12,14 @@ import isObjectLike from './isObjectLike';
* @param {Array} array The array to flatten.
* @param {boolean} [isDeep] Specify a deep flatten.
* @param {boolean} [isStrict] Restrict flattening to arrays-like objects.
* @param {Array} [result=[]] The initial result value.
* @returns {Array} Returns the new flattened array.
*/
function baseFlatten(array, isDeep, isStrict) {
function baseFlatten(array, isDeep, isStrict, result) {
result || (result = []);
var index = -1,
length = array.length,
resIndex = -1,
result = [];
length = array.length;
while (++index < length) {
var value = array[index];
@@ -25,16 +27,12 @@ function baseFlatten(array, isDeep, isStrict) {
(isStrict || isArray(value) || isArguments(value))) {
if (isDeep) {
// Recursively flatten arrays (susceptible to call stack limits).
value = baseFlatten(value, isDeep, isStrict);
}
var valIndex = -1,
valLength = value.length;
while (++valIndex < valLength) {
result[++resIndex] = value[valIndex];
baseFlatten(value, isDeep, isStrict, result);
} else {
arrayPush(result, value);
}
} else if (!isStrict) {
result[++resIndex] = value;
result[result.length] = value;
}
}
return result;

2
internal/baseIsEqualDeep.js
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@@ -16,7 +16,7 @@ var objectProto = Object.prototype;
var hasOwnProperty = objectProto.hasOwnProperty;
/**
* Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
* Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
* of values.
*/
var objToString = objectProto.toString;

4
internal/baseMerge.js
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@@ -14,7 +14,7 @@ import keys from '../object/keys';
* @private
* @param {Object} object The destination object.
* @param {Object} source The source object.
* @param {Function} [customizer] The function to customize merging properties.
* @param {Function} [customizer] The function to customize merged values.
* @param {Array} [stackA=[]] Tracks traversed source objects.
* @param {Array} [stackB=[]] Associates values with source counterparts.
* @returns {Object} Returns `object`.
@@ -24,7 +24,7 @@ function baseMerge(object, source, customizer, stackA, stackB) {
return object;
}
var isSrcArr = isArrayLike(source) && (isArray(source) || isTypedArray(source)),
props = isSrcArr ? null : keys(source);
props = isSrcArr ? undefined : keys(source);
arrayEach(props || source, function(srcValue, key) {
if (props) {

2
internal/baseMergeDeep.js
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@@ -16,7 +16,7 @@ import toPlainObject from '../lang/toPlainObject';
* @param {Object} source The source object.
* @param {string} key The key of the value to merge.
* @param {Function} mergeFunc The function to merge values.
* @param {Function} [customizer] The function to customize merging properties.
* @param {Function} [customizer] The function to customize merged values.
* @param {Array} [stackA=[]] Tracks traversed source objects.
* @param {Array} [stackB=[]] Associates values with source counterparts.
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.

8
internal/baseRandom.js
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@@ -1,8 +1,6 @@
/** Native method references. */
var floor = Math.floor;
/* Native method references for those with the same name as other `lodash` methods. */
var nativeRandom = Math.random;
var nativeFloor = Math.floor,
nativeRandom = Math.random;
/**
* The base implementation of `_.random` without support for argument juggling
@@ -14,7 +12,7 @@ var nativeRandom = Math.random;
* @returns {number} Returns the random number.
*/
function baseRandom(min, max) {
return min + floor(nativeRandom() * (max - min + 1));
return min + nativeFloor(nativeRandom() * (max - min + 1));
}
export default baseRandom;

3
internal/baseToString.js
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@@ -7,9 +7,6 @@
* @returns {string} Returns the string.
*/
function baseToString(value) {
if (typeof value == 'string') {
return value;
}
return value == null ? '' : (value + '');
}

5
internal/baseUniq.js
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@@ -2,6 +2,9 @@ import baseIndexOf from './baseIndexOf';
import cacheIndexOf from './cacheIndexOf';
import createCache from './createCache';
/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
/**
* The base implementation of `_.uniq` without support for callback shorthands
* and `this` binding.
@@ -16,7 +19,7 @@ function baseUniq(array, iteratee) {
indexOf = baseIndexOf,
length = array.length,
isCommon = true,
isLarge = isCommon && length >= 200,
isLarge = isCommon && length >= LARGE_ARRAY_SIZE,
seen = isLarge ? createCache() : null,
result = [];

14
internal/baseWrapperValue.js
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@@ -1,10 +1,5 @@
import LazyWrapper from './LazyWrapper';
/** Used for native method references. */
var arrayProto = Array.prototype;
/** Native method references. */
var push = arrayProto.push;
import arrayPush from './arrayPush';
/**
* The base implementation of `wrapperValue` which returns the result of
@@ -25,11 +20,8 @@ function baseWrapperValue(value, actions) {
length = actions.length;
while (++index < length) {
var args = [result],
action = actions[index];
push.apply(args, action.args);
result = action.func.apply(action.thisArg, args);
var action = actions[index];
result = action.func.apply(action.thisArg, arrayPush([result], action.args));
}
return result;
}

8
internal/binaryIndexBy.js
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@@ -1,8 +1,6 @@
/** Native method references. */
var floor = Math.floor;
/* Native method references for those with the same name as other `lodash` methods. */
var nativeMin = Math.min;
var nativeFloor = Math.floor,
nativeMin = Math.min;
/** Used as references for the maximum length and index of an array. */
var MAX_ARRAY_LENGTH = 4294967295,
@@ -31,7 +29,7 @@ function binaryIndexBy(array, value, iteratee, retHighest) {
valIsUndef = value === undefined;
while (low < high) {
var mid = floor((low + high) / 2),
var mid = nativeFloor((low + high) / 2),
computed = iteratee(array[mid]),
isDef = computed !== undefined,
isReflexive = computed === computed;

46
internal/bufferClone.js
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@@ -1,27 +1,8 @@
import constant from '../utility/constant';
import getNative from './getNative';
import root from './root';
/** Native method references. */
var ArrayBuffer = getNative(root, 'ArrayBuffer'),
bufferSlice = getNative(ArrayBuffer && new ArrayBuffer(0), 'slice'),
floor = Math.floor,
Uint8Array = getNative(root, 'Uint8Array');
/** Used to clone array buffers. */
var Float64Array = (function() {
// Safari 5 errors when using an array buffer to initialize a typed array
// where the array buffer's `byteLength` is not a multiple of the typed
// array's `BYTES_PER_ELEMENT`.
try {
var func = getNative(root, 'Float64Array'),
result = new func(new ArrayBuffer(10), 0, 1) && func;
} catch(e) {}
return result || null;
}());
/** Used as the size, in bytes, of each `Float64Array` element. */
var FLOAT64_BYTES_PER_ELEMENT = Float64Array ? Float64Array.BYTES_PER_ELEMENT : 0;
var ArrayBuffer = root.ArrayBuffer,
Uint8Array = root.Uint8Array;
/**
* Creates a clone of the given array buffer.
@@ -31,26 +12,11 @@ var FLOAT64_BYTES_PER_ELEMENT = Float64Array ? Float64Array.BYTES_PER_ELEMENT :
* @returns {ArrayBuffer} Returns the cloned array buffer.
*/
function bufferClone(buffer) {
return bufferSlice.call(buffer, 0);
}
if (!bufferSlice) {
// PhantomJS has `ArrayBuffer` and `Uint8Array` but not `Float64Array`.
bufferClone = !(ArrayBuffer && Uint8Array) ? constant(null) : function(buffer) {
var byteLength = buffer.byteLength,
floatLength = Float64Array ? floor(byteLength / FLOAT64_BYTES_PER_ELEMENT) : 0,
offset = floatLength * FLOAT64_BYTES_PER_ELEMENT,
result = new ArrayBuffer(byteLength);
var result = new ArrayBuffer(buffer.byteLength),
view = new Uint8Array(result);
if (floatLength) {
var view = new Float64Array(result, 0, floatLength);
view.set(new Float64Array(buffer, 0, floatLength));
}
if (byteLength != offset) {
view = new Uint8Array(result, offset);
view.set(new Uint8Array(buffer, offset));
}
return result;
};
view.set(new Uint8Array(buffer));
return result;
}
export default bufferClone;

4
internal/compareAscending.js
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@@ -5,8 +5,8 @@ import baseCompareAscending from './baseCompareAscending';
* sort them in ascending order.
*
* @private
* @param {Object} object The object to compare to `other`.
* @param {Object} other The object to compare to `object`.
* @param {Object} object The object to compare.
* @param {Object} other The other object to compare.
* @returns {number} Returns the sort order indicator for `object`.
*/
function compareAscending(object, other) {

17
internal/compareMultiple.js
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@@ -1,16 +1,16 @@
import baseCompareAscending from './baseCompareAscending';
/**
* Used by `_.sortByOrder` to compare multiple properties of each element
* in a collection and stable sort them in the following order:
* Used by `_.sortByOrder` to compare multiple properties of a value to another
* and stable sort them.
*
* If `orders` is unspecified, sort in ascending order for all properties.
* Otherwise, for each property, sort in ascending order if its corresponding value in
* orders is true, and descending order if false.
* If `orders` is unspecified, all valuess are sorted in ascending order. Otherwise,
* a value is sorted in ascending order if its corresponding order is "asc", and
* descending if "desc".
*
* @private
* @param {Object} object The object to compare to `other`.
* @param {Object} other The object to compare to `object`.
* @param {Object} object The object to compare.
* @param {Object} other The other object to compare.
* @param {boolean[]} orders The order to sort by for each property.
* @returns {number} Returns the sort order indicator for `object`.
*/
@@ -27,7 +27,8 @@ function compareMultiple(object, other, orders) {
if (index >= ordersLength) {
return result;
}
return result * (orders[index] ? 1 : -1);
var order = orders[index];
return result * ((order === 'asc' || order === true) ? 1 : -1);
}
}
// Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications

2
internal/composeArgs.js
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@@ -17,7 +17,7 @@ function composeArgs(args, partials, holders) {
argsLength = nativeMax(args.length - holdersLength, 0),
leftIndex = -1,
leftLength = partials.length,
result = Array(argsLength + leftLength);
result = Array(leftLength + argsLength);
while (++leftIndex < leftLength) {
result[leftIndex] = partials[leftIndex];

7
internal/createAggregator.js
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@@ -3,12 +3,7 @@ import baseEach from './baseEach';
import isArray from '../lang/isArray';
/**
* Creates a function that aggregates a collection, creating an accumulator
* object composed from the results of running each element in the collection
* through an iteratee.
*
* **Note:** This function is used to create `_.countBy`, `_.groupBy`, `_.indexBy`,
* and `_.partition`.
* Creates a `_.countBy`, `_.groupBy`, `_.indexBy`, or `_.partition` function.
*
* @private
* @param {Function} setter The function to set keys and values of the accumulator object.

5
internal/createAssigner.js
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@@ -3,10 +3,7 @@ import isIterateeCall from './isIterateeCall';
import restParam from '../function/restParam';
/**
* Creates a function that assigns properties of source object(s) to a given
* destination object.
*
* **Note:** This function is used to create `_.assign`, `_.defaults`, and `_.merge`.
* Creates a `_.assign`, `_.defaults`, or `_.merge` function.
*
* @private
* @param {Function} assigner The function to assign values.

7
internal/createCache.js
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@@ -1,5 +1,4 @@
import SetCache from './SetCache';
import constant from '../utility/constant';
import getNative from './getNative';
import root from './root';
@@ -16,8 +15,8 @@ var nativeCreate = getNative(Object, 'create');
* @param {Array} [values] The values to cache.
* @returns {null|Object} Returns the new cache object if `Set` is supported, else `null`.
*/
var createCache = !(nativeCreate && Set) ? constant(null) : function(values) {
return new SetCache(values);
};
function createCache(values) {
return (nativeCreate && Set) ? new SetCache(values) : null;
}
export default createCache;

4
internal/createCtorWrapper.js
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@@ -12,7 +12,7 @@ import isObject from '../lang/isObject';
function createCtorWrapper(Ctor) {
return function() {
// Use a `switch` statement to work with class constructors.
// See https://people.mozilla.org/~jorendorff/es6-draft.html#sec-ecmascript-function-objects-call-thisargument-argumentslist
// See http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
// for more details.
var args = arguments;
switch (args.length) {
@@ -22,6 +22,8 @@ function createCtorWrapper(Ctor) {
case 3: return new Ctor(args[0], args[1], args[2]);
case 4: return new Ctor(args[0], args[1], args[2], args[3]);
case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]);
case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);
case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
}
var thisBinding = baseCreate(Ctor.prototype),
result = Ctor.apply(thisBinding, args);

4
internal/createCurry.js
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@@ -11,9 +11,9 @@ import isIterateeCall from './isIterateeCall';
function createCurry(flag) {
function curryFunc(func, arity, guard) {
if (guard && isIterateeCall(func, arity, guard)) {
arity = null;
arity = undefined;
}
var result = createWrapper(func, flag, null, null, null, null, null, arity);
var result = createWrapper(func, flag, undefined, undefined, undefined, undefined, undefined, arity);
result.placeholder = curryFunc.placeholder;
return result;
}

22
internal/createDefaults.js Normal file
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@@ -0,0 +1,22 @@
import restParam from '../function/restParam';
/**
* Creates a `_.defaults` or `_.defaultsDeep` function.
*
* @private
* @param {Function} assigner The function to assign values.
* @param {Function} customizer The function to customize assigned values.
* @returns {Function} Returns the new defaults function.
*/
function createDefaults(assigner, customizer) {
return restParam(function(args) {
var object = args[0];
if (object == null) {
return object;
}
args.push(customizer);
return assigner.apply(undefined, args);
});
}
export default createDefaults;

5
internal/createExtremum.js
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@@ -1,6 +1,7 @@
import arrayExtremum from './arrayExtremum';
import baseCallback from './baseCallback';
import baseExtremum from './baseExtremum';
import isArray from '../lang/isArray';
import isIterateeCall from './isIterateeCall';
import toIterable from './toIterable';
@@ -15,11 +16,11 @@ import toIterable from './toIterable';
function createExtremum(comparator, exValue) {
return function(collection, iteratee, thisArg) {
if (thisArg && isIterateeCall(collection, iteratee, thisArg)) {
iteratee = null;
iteratee = undefined;
}
iteratee = baseCallback(iteratee, thisArg, 3);
if (iteratee.length == 1) {
collection = toIterable(collection);
collection = isArray(collection) ? collection : toIterable(collection);
var result = arrayExtremum(collection, iteratee, comparator, exValue);
if (!(collection.length && result === exValue)) {
return result;

17
internal/createFlow.js
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@@ -10,6 +10,9 @@ var CURRY_FLAG = 8,
ARY_FLAG = 128,
REARG_FLAG = 256;
/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
/** Used as the `TypeError` message for "Functions" methods. */
var FUNC_ERROR_TEXT = 'Expected a function';
@@ -34,7 +37,7 @@ function createFlow(fromRight) {
throw new TypeError(FUNC_ERROR_TEXT);
}
if (!wrapper && LodashWrapper.prototype.thru && getFuncName(func) == 'wrapper') {
wrapper = new LodashWrapper([]);
wrapper = new LodashWrapper([], true);
}
}
index = wrapper ? -1 : length;
@@ -42,7 +45,7 @@ function createFlow(fromRight) {
func = funcs[index];
var funcName = getFuncName(func),
data = funcName == 'wrapper' ? getData(func) : null;
data = funcName == 'wrapper' ? getData(func) : undefined;
if (data && isLaziable(data[0]) && data[1] == (ARY_FLAG | CURRY_FLAG | PARTIAL_FLAG | REARG_FLAG) && !data[4].length && data[9] == 1) {
wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);
@@ -51,12 +54,14 @@ function createFlow(fromRight) {
}
}
return function() {
var args = arguments;
if (wrapper && args.length == 1 && isArray(args[0])) {
return wrapper.plant(args[0]).value();
var args = arguments,
value = args[0];
if (wrapper && args.length == 1 && isArray(value) && value.length >= LARGE_ARRAY_SIZE) {
return wrapper.plant(value).value();
}
var index = 0,
result = length ? funcs[index].apply(this, args) : args[0];
result = length ? funcs[index].apply(this, args) : value;
while (++index < length) {
result = funcs[index].call(this, result);

12
internal/createHybridWrapper.js
View File

@@ -45,7 +45,7 @@ function createHybridWrapper(func, bitmask, thisArg, partials, holders, partials
isCurry = bitmask & CURRY_FLAG,
isCurryBound = bitmask & CURRY_BOUND_FLAG,
isCurryRight = bitmask & CURRY_RIGHT_FLAG,
Ctor = isBindKey ? null : createCtorWrapper(func);
Ctor = isBindKey ? undefined : createCtorWrapper(func);
function wrapper() {
// Avoid `arguments` object use disqualifying optimizations by
@@ -69,12 +69,12 @@ function createHybridWrapper(func, bitmask, thisArg, partials, holders, partials
length -= argsHolders.length;
if (length < arity) {
var newArgPos = argPos ? arrayCopy(argPos) : null,
var newArgPos = argPos ? arrayCopy(argPos) : undefined,
newArity = nativeMax(arity - length, 0),
newsHolders = isCurry ? argsHolders : null,
newHoldersRight = isCurry ? null : argsHolders,
newPartials = isCurry ? args : null,
newPartialsRight = isCurry ? null : args;
newsHolders = isCurry ? argsHolders : undefined,
newHoldersRight = isCurry ? undefined : argsHolders,
newPartials = isCurry ? args : undefined,
newPartialsRight = isCurry ? undefined : args;
bitmask |= (isCurry ? PARTIAL_FLAG : PARTIAL_RIGHT_FLAG);
bitmask &= ~(isCurry ? PARTIAL_RIGHT_FLAG : PARTIAL_FLAG);

8
internal/createPadding.js
View File

@@ -1,11 +1,9 @@
import repeat from '../string/repeat';
import root from './root';
/** Native method references. */
var ceil = Math.ceil;
/* Native method references for those with the same name as other `lodash` methods. */
var nativeIsFinite = root.isFinite;
var nativeCeil = Math.ceil,
nativeIsFinite = root.isFinite;
/**
* Creates the padding required for `string` based on the given `length`.
@@ -26,7 +24,7 @@ function createPadding(string, length, chars) {
}
var padLength = length - strLength;
chars = chars == null ? ' ' : (chars + '');
return repeat(chars, ceil(padLength / chars.length)).slice(0, padLength);
return repeat(chars, nativeCeil(padLength / chars.length)).slice(0, padLength);
}
export default createPadding;

2
internal/createPartial.js
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@@ -12,7 +12,7 @@ import restParam from '../function/restParam';
function createPartial(flag) {
var partialFunc = restParam(function(func, partials) {
var holders = replaceHolders(partials, partialFunc.placeholder);
return createWrapper(func, flag, null, partials, holders);
return createWrapper(func, flag, undefined, partials, holders);
});
return partialFunc;
}

2
internal/createPartialWrapper.js
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@@ -27,7 +27,7 @@ function createPartialWrapper(func, bitmask, thisArg, partials) {
argsLength = arguments.length,
leftIndex = -1,
leftLength = partials.length,
args = Array(argsLength + leftLength);
args = Array(leftLength + argsLength);
while (++leftIndex < leftLength) {
args[leftIndex] = partials[leftIndex];

23
internal/createRound.js Normal file
View File

@@ -0,0 +1,23 @@
/** Native method references. */
var pow = Math.pow;
/**
* Creates a `_.ceil`, `_.floor`, or `_.round` function.
*
* @private
* @param {string} methodName The name of the `Math` method to use when rounding.
* @returns {Function} Returns the new round function.
*/
function createRound(methodName) {
var func = Math[methodName];
return function(number, precision) {
precision = precision === undefined ? 0 : (+precision || 0);
if (precision) {
precision = pow(10, precision);
return func(number * precision) / precision;
}
return func(number);
};
}
export default createRound;

6
internal/createWrapper.js
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@@ -51,16 +51,16 @@ function createWrapper(func, bitmask, thisArg, partials, holders, argPos, ary, a
var length = partials ? partials.length : 0;
if (!length) {
bitmask &= ~(PARTIAL_FLAG | PARTIAL_RIGHT_FLAG);
partials = holders = null;
partials = holders = undefined;
}
length -= (holders ? holders.length : 0);
if (bitmask & PARTIAL_RIGHT_FLAG) {
var partialsRight = partials,
holdersRight = holders;
partials = holders = null;
partials = holders = undefined;
}
var data = isBindKey ? null : getData(func),
var data = isBindKey ? undefined : getData(func),
newData = [func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity];
if (data) {

2
internal/equalByTag.js
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@@ -14,7 +14,7 @@ var boolTag = '[object Boolean]',
* `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
*
* @private
* @param {Object} value The object to compare.
* @param {Object} object The object to compare.
* @param {Object} other The other object to compare.
* @param {string} tag The `toStringTag` of the objects to compare.
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.

38
internal/escapeRegExpChar.js Normal file
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@@ -0,0 +1,38 @@
/** Used to escape characters for inclusion in compiled regexes. */
var regexpEscapes = {
'0': 'x30', '1': 'x31', '2': 'x32', '3': 'x33', '4': 'x34',
'5': 'x35', '6': 'x36', '7': 'x37', '8': 'x38', '9': 'x39',
'A': 'x41', 'B': 'x42', 'C': 'x43', 'D': 'x44', 'E': 'x45', 'F': 'x46',
'a': 'x61', 'b': 'x62', 'c': 'x63', 'd': 'x64', 'e': 'x65', 'f': 'x66',
'n': 'x6e', 'r': 'x72', 't': 'x74', 'u': 'x75', 'v': 'x76', 'x': 'x78'
};
/** Used to escape characters for inclusion in compiled string literals. */
var stringEscapes = {
'\\': '\\',
"'": "'",
'\n': 'n',
'\r': 'r',
'\u2028': 'u2028',
'\u2029': 'u2029'
};
/**
* Used by `_.escapeRegExp` to escape characters for inclusion in compiled regexes.
*
* @private
* @param {string} chr The matched character to escape.
* @param {string} leadingChar The capture group for a leading character.
* @param {string} whitespaceChar The capture group for a whitespace character.
* @returns {string} Returns the escaped character.
*/
function escapeRegExpChar(chr, leadingChar, whitespaceChar) {
if (leadingChar) {
chr = regexpEscapes[chr];
} else if (whitespaceChar) {
chr = stringEscapes[chr];
}
return '\\' + chr;
}
export default escapeRegExpChar;

3
internal/escapeStringChar.js
View File

@@ -9,8 +9,7 @@ var stringEscapes = {
};
/**
* Used by `_.template` to escape characters for inclusion in compiled
* string literals.
* Used by `_.template` to escape characters for inclusion in compiled string literals.
*
* @private
* @param {string} chr The matched character to escape.

4
internal/getView.js
View File

@@ -8,13 +8,13 @@ var nativeMax = Math.max,
* @private
* @param {number} start The start of the view.
* @param {number} end The end of the view.
* @param {Array} [transforms] The transformations to apply to the view.
* @param {Array} transforms The transformations to apply to the view.
* @returns {Object} Returns an object containing the `start` and `end`
* positions of the view.
*/
function getView(start, end, transforms) {
var index = -1,
length = transforms ? transforms.length : 0;
length = transforms.length;
while (++index < length) {
var data = transforms[index],

2
internal/isIndex.js
View File

@@ -2,7 +2,7 @@
var reIsUint = /^\d+$/;
/**
* Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
* Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
* of an array-like value.
*/
var MAX_SAFE_INTEGER = 9007199254740991;

4
internal/isLength.js
View File

@@ -1,5 +1,5 @@
/**
* Used as the [maximum length](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-number.max_safe_integer)
* Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer)
* of an array-like value.
*/
var MAX_SAFE_INTEGER = 9007199254740991;
@@ -7,7 +7,7 @@ var MAX_SAFE_INTEGER = 9007199254740991;
/**
* Checks if `value` is a valid array-like length.
*
* **Note:** This function is based on [`ToLength`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength).
* **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
*
* @private
* @param {*} value The value to check.

12
internal/lazyClone.js
View File

@@ -10,17 +10,13 @@ import arrayCopy from './arrayCopy';
* @returns {Object} Returns the cloned `LazyWrapper` object.
*/
function lazyClone() {
var actions = this.__actions__,
iteratees = this.__iteratees__,
views = this.__views__,
result = new LazyWrapper(this.__wrapped__);
result.__actions__ = actions ? arrayCopy(actions) : null;
var result = new LazyWrapper(this.__wrapped__);
result.__actions__ = arrayCopy(this.__actions__);
result.__dir__ = this.__dir__;
result.__filtered__ = this.__filtered__;
result.__iteratees__ = iteratees ? arrayCopy(iteratees) : null;
result.__iteratees__ = arrayCopy(this.__iteratees__);
result.__takeCount__ = this.__takeCount__;
result.__views__ = views ? arrayCopy(views) : null;
result.__views__ = arrayCopy(this.__views__);
return result;
}

59
internal/lazyValue.js
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@@ -2,9 +2,11 @@ import baseWrapperValue from './baseWrapperValue';
import getView from './getView';
import isArray from '../lang/isArray';
/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
/** Used to indicate the type of lazy iteratees. */
var LAZY_DROP_WHILE_FLAG = 0,
LAZY_FILTER_FLAG = 1,
var LAZY_FILTER_FLAG = 1,
LAZY_MAP_FLAG = 2;
/* Native method references for those with the same name as other `lodash` methods. */
@@ -19,22 +21,25 @@ var nativeMin = Math.min;
* @returns {*} Returns the unwrapped value.
*/
function lazyValue() {
var array = this.__wrapped__.value();
if (!isArray(array)) {
return baseWrapperValue(array, this.__actions__);
}
var dir = this.__dir__,
var array = this.__wrapped__.value(),
dir = this.__dir__,
isArr = isArray(array),
isRight = dir < 0,
view = getView(0, array.length, this.__views__),
arrLength = isArr ? array.length : 0,
view = getView(0, arrLength, this.__views__),
start = view.start,
end = view.end,
length = end - start,
index = isRight ? end : (start - 1),
takeCount = nativeMin(length, this.__takeCount__),
iteratees = this.__iteratees__,
iterLength = iteratees ? iteratees.length : 0,
iterLength = iteratees.length,
resIndex = 0,
result = [];
takeCount = nativeMin(length, this.__takeCount__);
if (!isArr || arrLength < LARGE_ARRAY_SIZE || (arrLength == length && takeCount == length)) {
return baseWrapperValue((isRight && isArr) ? array.reverse() : array, this.__actions__);
}
var result = [];
outer:
while (length-- && resIndex < takeCount) {
@@ -46,30 +51,16 @@ function lazyValue() {
while (++iterIndex < iterLength) {
var data = iteratees[iterIndex],
iteratee = data.iteratee,
type = data.type;
type = data.type,
computed = iteratee(value);
if (type == LAZY_DROP_WHILE_FLAG) {
if (data.done && (isRight ? (index > data.index) : (index < data.index))) {
data.count = 0;
data.done = false;
}
data.index = index;
if (!data.done) {
var limit = data.limit;
if (!(data.done = limit > -1 ? (data.count++ >= limit) : !iteratee(value))) {
continue outer;
}
}
} else {
var computed = iteratee(value);
if (type == LAZY_MAP_FLAG) {
value = computed;
} else if (!computed) {
if (type == LAZY_FILTER_FLAG) {
continue outer;
} else {
break outer;
}
if (type == LAZY_MAP_FLAG) {
value = computed;
} else if (!computed) {
if (type == LAZY_FILTER_FLAG) {
continue outer;
} else {
break outer;
}
}
}

15
internal/mergeDefaults.js Normal file
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@@ -0,0 +1,15 @@
import merge from '../object/merge';
/**
* Used by `_.defaultsDeep` to customize its `_.merge` use.
*
* @private
* @param {*} objectValue The destination object property value.
* @param {*} sourceValue The source object property value.
* @returns {*} Returns the value to assign to the destination object.
*/
function mergeDefaults(objectValue, sourceValue) {
return objectValue === undefined ? sourceValue : merge(objectValue, sourceValue, mergeDefaults);
}
export default mergeDefaults;

50
internal/shimIsPlainObject.js
View File

@@ -1,50 +0,0 @@
import baseForIn from './baseForIn';
import isObjectLike from './isObjectLike';
/** `Object#toString` result references. */
var objectTag = '[object Object]';
/** Used for native method references. */
var objectProto = Object.prototype;
/** Used to check objects for own properties. */
var hasOwnProperty = objectProto.hasOwnProperty;
/**
* Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
* of values.
*/
var objToString = objectProto.toString;
/**
* A fallback implementation of `_.isPlainObject` which checks if `value`
* is an object created by the `Object` constructor or has a `[[Prototype]]`
* of `null`.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
*/
function shimIsPlainObject(value) {
var Ctor;
// Exit early for non `Object` objects.
if (!(isObjectLike(value) && objToString.call(value) == objectTag) ||
(!hasOwnProperty.call(value, 'constructor') &&
(Ctor = value.constructor, typeof Ctor == 'function' && !(Ctor instanceof Ctor)))) {
return false;
}
// IE < 9 iterates inherited properties before own properties. If the first
// iterated property is an object's own property then there are no inherited
// enumerable properties.
var result;
// In most environments an object's own properties are iterated before
// its inherited properties. If the last iterated property is an object's
// own property then there are no inherited enumerable properties.
baseForIn(value, function(subValue, key) {
result = key;
});
return result === undefined || hasOwnProperty.call(value, result);
}
export default shimIsPlainObject;