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Make variable naming more consistent and add indicatorObject for more clarity.

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Former-commit-id: 27b5730a33222409c69d174962db7a25e06bd373
This commit is contained in:
John-David Dalton
2012-10-21 01:48:38 -07:00
parent 1181cd2fd7
commit 2cf07fa072
4 changed files with 104 additions and 98 deletions
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29
build.js
View File

@@ -1193,19 +1193,6 @@
return match.replace(/(?: *\/\/.*\n)*( +)if *\(typeof isSorted[^}]+?}\n/, '');
});
// unexpose "exit early" feature from `_.forEach`, `_.forIn`, and `_.forOwn`
source = source.replace(/( +)var forEachIteratorOptions *=[\s\S]+?\n\1.+?;/, function(match) {
return match.replace(/=== *false\)/, '=== objectTypes)');
});
source = source.replace(matchFunction(source, 'every'), function(match) {
return match.replace(/\(result *= *(.+?)\);/, '!(result = $1) && objectTypes;');
});
source = source.replace(matchFunction(source, 'some'), function(match) {
return match.replace(/!\(result *= *(.+?)\);/, '(result = $1) && objectTypes;');
});
// remove unused features from `createBound`
if (buildMethods.indexOf('partial') == -1) {
source = source.replace(matchFunction(source, 'createBound'), function(match) {
@@ -1352,6 +1339,22 @@
});
}());
// unexpose "exit early" feature from `_.forEach`, `_.forIn`, and `_.forOwn`
_.each(['forEach', 'forIn', 'forOwn'], function(methodName) {
source = source.replace(matchFunction(source, methodName), function(match) {
return match.replace(/=== *false\)/g, '=== indicatorObject)');
});
});
// modify `_.every` and `_.some` to use the private `indicatorObject`
source = source.replace(matchFunction(source, 'every'), function(match) {
return match.replace(/\(result *= *(.+?)\);/, '!(result = $1) && indicatorObject;');
});
source = source.replace(matchFunction(source, 'some'), function(match) {
return match.replace(/!\(result *= *(.+?)\);/, '(result = $1) && indicatorObject;');
});
// replace `_.template`
source = source.replace(/^( +)function template[\s\S]+?\n\1}/m, function() {
return [

52
lodash.js
View File

@@ -27,6 +27,9 @@
/** Used to generate unique IDs */
var idCounter = 0;
/** Used internally to indicate various things */
var indicatorObject = {};
/** Used by `cachedContains` as the default size when optimizations are enabled for large arrays */
var largeArraySize = 30;
@@ -619,13 +622,13 @@
// merge options into a template data object
while (object = arguments[++index]) {
for (var prop in object) {
var value = object[prop];
if (prop == 'loop') {
for (var key in object) {
var value = object[key];
if (key == 'loop') {
data.arrayLoop =
data.objectLoop = value;
} else {
data[prop] = value;
data[key] = value;
}
}
}
@@ -1350,22 +1353,22 @@
return result;
}
// deep compare objects
for (var prop in a) {
if (hasOwnProperty.call(a, prop)) {
for (var key in a) {
if (hasOwnProperty.call(a, key)) {
// count the number of properties.
size++;
// deep compare each property value.
if (!(hasOwnProperty.call(b, prop) && isEqual(a[prop], b[prop], stackA, stackB))) {
if (!(hasOwnProperty.call(b, key) && isEqual(a[key], b[key], stackA, stackB))) {
return false;
}
}
}
// ensure both objects have the same number of properties
for (prop in b) {
for (key in b) {
// The JS engine in Adobe products, like InDesign, has a bug that causes
// `!size--` to throw an error so it must be wrapped in parentheses.
// https://github.com/documentcloud/underscore/issues/355
if (hasOwnProperty.call(b, prop) && !(size--)) {
if (hasOwnProperty.call(b, key) && !(size--)) {
// `size` will be `-1` if `b` has more properties than `a`
return false;
}
@@ -1373,9 +1376,9 @@
// handle JScript [[DontEnum]] bug
if (hasDontEnumBug) {
while (++index < 7) {
prop = shadowed[index];
if (hasOwnProperty.call(a, prop) &&
!(hasOwnProperty.call(b, prop) && isEqual(a[prop], b[prop], stackA, stackB))) {
key = shadowed[index];
if (hasOwnProperty.call(a, key) &&
!(hasOwnProperty.call(b, key) && isEqual(a[key], b[key], stackA, stackB))) {
return false;
}
}
@@ -1623,7 +1626,7 @@
stackA = args[3],
stackB = args[4];
if (indicator != compareAscending) {
if (indicator !== indicatorObject) {
stackA = [];
stackB = [];
length = args.length;
@@ -1651,7 +1654,7 @@
: (isPlainObject(value) ? value : {})
);
// recursively merge objects and arrays (susceptible to call stack limits)
object[key] = merge(value, source, compareAscending, stackA, stackB);
object[key] = merge(value, source, indicatorObject, stackA, stackB);
}
} else if (source != null) {
object[key] = source;
@@ -1761,9 +1764,9 @@
length = props.length;
while (++index < length) {
var prop = props[index];
if (prop in object) {
result[prop] = object[prop];
var key = props[index];
if (key in object) {
result[key] = object[key];
}
}
} else {
@@ -2264,17 +2267,17 @@
length = collection ? collection.length : 0,
noaccum = arguments.length < 3;
if (length !== +length) {
if (typeof length != 'number') {
var props = keys(collection);
length = props.length;
} else if (noCharByIndex && toString.call(collection) == stringClass) {
iteratee = collection.split('');
}
forEach(collection, function(value, index, object) {
forEach(collection, function(value, index, collection) {
index = props ? props[--length] : --length;
accumulator = noaccum
? (noaccum = false, iteratee[index])
: callback.call(thisArg, accumulator, iteratee[index], index, object);
: callback.call(thisArg, accumulator, iteratee[index], index, collection);
});
return accumulator;
}
@@ -3246,7 +3249,6 @@
result = func.apply(thisArg, args);
}
}
return function() {
var isImmediate = immediate && !timeoutId;
args = arguments;
@@ -3362,10 +3364,10 @@
function memoize(func, resolver) {
var cache = {};
return function() {
var prop = resolver ? resolver.apply(this, arguments) : arguments[0];
return hasOwnProperty.call(cache, prop)
? cache[prop]
: (cache[prop] = func.apply(this, arguments));
var key = resolver ? resolver.apply(this, arguments) : arguments[0];
return hasOwnProperty.call(cache, key)
? cache[key]
: (cache[key] = func.apply(this, arguments));
};
}

67
lodash.min.js vendored
View File

@@ -2,38 +2,39 @@
Lo-Dash 0.8.2 lodash.com/license
Underscore.js 1.4.2 underscorejs.org/LICENSE
*/
;(function(e,t){function s(e){if(e&&e.__wrapped__)return e;if(!(this instanceof s))return new s(e);this.__wrapped__=e}function o(e,t,n){t||(t=0);var r=e.length,i=r-t>=(n||K),s=i?{}:e;if(i)for(n=t-1;++n<r;){var o=e[n]+"";(pt.call(s,o)?s[o]:s[o]=[]).push(e[n])}return function(e){if(i){var n=e+"";return pt.call(s,n)&&-1<j(s[n],e)}return-1<j(s,e,t)}}function u(e,n){var r=e.b,i=n.b,e=e.a,n=n.a;if(e!==n){if(e>n||e===t)return 1;if(e<n||n===t)return-1}return r<i?-1:1}function a(e,t,n){function r(){var u=arguments
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54
lodash.underscore.min.js vendored
View File

@@ -2,30 +2,30 @@
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