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Add iteratee arity hints back.

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John-David Dalton
2015-08-23 23:36:05 -07:00
parent b0d6c34565
commit 4c38963c6f
1 changed files with 32 additions and 30 deletions
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62
lodash.js
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@@ -2633,7 +2633,7 @@
index = -1;
iteratees = arrayMap(iteratees.length ? iteratees : Array(1), function(iteratee) {
return toIteratee(iteratee);
return toIteratee(iteratee, 3);
});
var result = baseMap(collection, function(value, key, collection) {
@@ -2991,7 +2991,7 @@
function createAggregator(setter, initializer) {
return function(collection, iteratee) {
var result = initializer ? initializer() : {};
iteratee = getIteratee(iteratee);
iteratee = getIteratee(iteratee, 3);
if (isArray(collection)) {
var index = -1,
@@ -3682,16 +3682,18 @@
/**
* Gets the appropriate "iteratee" function. If the `_.iteratee` method is
* customized this function returns the custom method, otherwise it returns
* the `baseIteratee` function. If arguments are provided the chosen function
* is invoked with them and its result is returned.
* `baseIteratee`. If arguments are provided the chosen function is invoked
* with them and its result is returned.
*
* @private
* @param {*} [value] The value to convert to an iteratee.
* @param {number} [arity] The arity of the created iteratee.
* @returns {Function} Returns the chosen function or its result.
*/
function getIteratee() {
var result = lodash.iteratee || iteratee;
result = result === iteratee ? baseIteratee : result;
return arguments.length ? result(arguments[0]) : result;
return arguments.length ? result(arguments[0], arguments[1]) : result;
}
/**
@@ -4428,7 +4430,7 @@
*/
function dropRightWhile(array, predicate) {
return (array && array.length)
? baseWhile(array, getIteratee(predicate), true, true)
? baseWhile(array, getIteratee(predicate, 3), true, true)
: [];
}
@@ -4470,7 +4472,7 @@
*/
function dropWhile(array, predicate) {
return (array && array.length)
? baseWhile(array, getIteratee(predicate), true)
? baseWhile(array, getIteratee(predicate, 3), true)
: [];
}
@@ -4549,7 +4551,7 @@
*/
function findIndex(array, predicate) {
return (array && array.length)
? baseFindIndex(array, getIteratee(predicate))
? baseFindIndex(array, getIteratee(predicate, 3))
: -1;
}
@@ -4588,7 +4590,7 @@
*/
function findLastIndex(array, predicate) {
return (array && array.length)
? baseFindIndex(array, getIteratee(predicate), true)
? baseFindIndex(array, getIteratee(predicate, 3), true)
: -1;
}
@@ -4944,7 +4946,7 @@
indexes = [],
length = array.length;
predicate = getIteratee(predicate);
predicate = getIteratee(predicate, 3);
while (++index < length) {
var value = array[index];
if (predicate(value, index, array)) {
@@ -5194,7 +5196,7 @@
*/
function takeRightWhile(array, predicate) {
return (array && array.length)
? baseWhile(array, getIteratee(predicate), false, true)
? baseWhile(array, getIteratee(predicate, 3), false, true)
: [];
}
@@ -5236,7 +5238,7 @@
*/
function takeWhile(array, predicate) {
return (array && array.length)
? baseWhile(array, getIteratee(predicate))
? baseWhile(array, getIteratee(predicate, 3))
: [];
}
@@ -5881,7 +5883,7 @@
if (guard && isIterateeCall(collection, predicate, guard)) {
predicate = undefined;
}
return func(collection, getIteratee(predicate));
return func(collection, getIteratee(predicate, 3));
}
/**
@@ -5921,7 +5923,7 @@
*/
function filter(collection, predicate) {
var func = isArray(collection) ? arrayFilter : baseFilter;
return func(collection, getIteratee(predicate));
return func(collection, getIteratee(predicate, 3));
}
/**
@@ -5961,7 +5963,7 @@
* // => 'barney'
*/
function find(collection, predicate) {
predicate = getIteratee(predicate);
predicate = getIteratee(predicate, 3);
if (isArray(collection)) {
var index = baseFindIndex(collection, predicate);
return index > -1 ? collection[index] : undefined;
@@ -5987,7 +5989,7 @@
* // => 3
*/
function findLast(collection, predicate) {
predicate = getIteratee(predicate);
predicate = getIteratee(predicate, 3);
if (isArray(collection)) {
var index = baseFindIndex(collection, predicate, true);
return index > -1 ? collection[index] : undefined;
@@ -6235,7 +6237,7 @@
*/
function map(collection, iteratee) {
var func = isArray(collection) ? arrayMap : baseMap;
return func(collection, getIteratee(iteratee));
return func(collection, getIteratee(iteratee, 3));
}
/**
@@ -6320,7 +6322,7 @@
var initFromArray = arguments.length < 3;
return (typeof iteratee == 'function' && isArray(collection))
? arrayReduce(collection, iteratee, accumulator, initFromArray)
: baseReduce(collection, getIteratee(iteratee), accumulator, initFromArray, baseEach);
: baseReduce(collection, getIteratee(iteratee, 4), accumulator, initFromArray, baseEach);
}
/**
@@ -6347,7 +6349,7 @@
var initFromArray = arguments.length < 3;
return (typeof iteratee == 'function' && isArray(collection))
? arrayReduceRight(collection, iteratee, accumulator, initFromArray)
: baseReduce(collection, getIteratee(iteratee), accumulator, initFromArray, baseEachRight);
: baseReduce(collection, getIteratee(iteratee, 4), accumulator, initFromArray, baseEachRight);
}
/**
@@ -6386,7 +6388,7 @@
*/
function reject(collection, predicate) {
var func = isArray(collection) ? arrayFilter : baseFilter;
predicate = getIteratee(predicate);
predicate = getIteratee(predicate, 3);
return func(collection, function(value, index, collection) {
return !predicate(value, index, collection);
});
@@ -6518,7 +6520,7 @@
if (guard && isIterateeCall(collection, predicate, guard)) {
predicate = undefined;
}
return func(collection, getIteratee(predicate));
return func(collection, getIteratee(predicate, 3));
}
/**
@@ -8789,7 +8791,7 @@
* // => 'barney'
*/
function findKey(object, predicate) {
return baseFind(object, getIteratee(predicate), baseForOwn, true);
return baseFind(object, getIteratee(predicate, 3), baseForOwn, true);
}
/**
@@ -8826,7 +8828,7 @@
* // => 'pebbles'
*/
function findLastKey(object, predicate) {
return baseFind(object, getIteratee(predicate), baseForOwnRight, true);
return baseFind(object, getIteratee(predicate, 3), baseForOwnRight, true);
}
/**
@@ -9206,7 +9208,7 @@
*/
function mapKeys(object, iteratee) {
var result = {};
iteratee = getIteratee(iteratee);
iteratee = getIteratee(iteratee, 3);
baseForOwn(object, function(value, key, object) {
result[iteratee(value, key, object)] = value;
@@ -9241,7 +9243,7 @@
*/
function mapValues(object, iteratee) {
var result = {};
iteratee = getIteratee(iteratee);
iteratee = getIteratee(iteratee, 3);
baseForOwn(object, function(value, key, object) {
result[key] = iteratee(value, key, object);
@@ -9359,7 +9361,7 @@
* // => { 'user': 'fred' }
*/
function omitBy(object, predicate) {
predicate = getIteratee(predicate);
predicate = getIteratee(predicate, 3);
return basePickBy(object, function(value, key, object) {
return !predicate(value, key, object);
});
@@ -9433,7 +9435,7 @@
* // => { 'user': 'fred' }
*/
function pickBy(object, predicate) {
return object == null ? {} : basePickBy(object, getIteratee(predicate));
return object == null ? {} : basePickBy(object, getIteratee(predicate, 3));
}
/**
@@ -9563,7 +9565,7 @@
*/
function transform(object, iteratee, accumulator) {
var isArr = isArray(object) || isTypedArray(object);
iteratee = getIteratee(iteratee);
iteratee = getIteratee(iteratee, 4);
if (accumulator == null) {
if (isArr || isObject(object)) {
@@ -11666,7 +11668,7 @@
LazyWrapper.prototype[methodName] = function(iteratee) {
var result = this.clone();
result.__iteratees__.push({ 'iteratee': getIteratee(iteratee), 'type': type });
result.__iteratees__.push({ 'iteratee': getIteratee(iteratee, 3), 'type': type });
result.__filtered__ = result.__filtered__ || isFilter;
return result;
};
@@ -11703,7 +11705,7 @@
};
LazyWrapper.prototype.reject = function(predicate) {
predicate = getIteratee(predicate);
predicate = getIteratee(predicate, 3);
return this.filter(function(value) {
return !predicate(value);
});