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John-David Dalton
2012-06-14 02:38:42 -04:00
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@@ -1,4 +1,4 @@
# Lo-Dash <sup>v0.3.1</sup>
# Lo-Dash <sup>v0.3.2</sup>
A drop-in replacement for Underscore.js, from the devs behind [jsPerf.com](http://jsperf.com), that delivers [performance improvements](http://lodash.com/benchmarks), [bug fixes](https://github.com/bestiejs/lodash#closed-underscorejs-issues), and [additional features](https://github.com/bestiejs/lodash#features).
@@ -6,8 +6,8 @@ Lo-Dash’s performance is gained by avoiding slower native methods, instead opt
## Download
* [Development source](https://raw.github.com/bestiejs/lodash/v0.3.1/lodash.js)
* [Production source](https://raw.github.com/bestiejs/lodash/v0.3.1/lodash.min.js)
* [Development source](https://raw.github.com/bestiejs/lodash/v0.3.2/lodash.js)
* [Production source](https://raw.github.com/bestiejs/lodash/v0.3.2/lodash.min.js)
* For optimal performance, [create a custom build](https://github.com/bestiejs/lodash#custom-builds) with only the features you need
## Dive in
@@ -39,7 +39,7 @@ For more information check out these screencasts over Lo-Dash:
## Support
Lo-Dash has been tested in at least Chrome 5-19, Firefox 1.5-13, IE 6-9, Opera 9.25-11.64, Safari 3.0.4-5.1.3, Node.js 0.4.8-0.6.18, Narwhal 0.3.2, RingoJS 0.8, and Rhino 1.7RC3.
Lo-Dash has been tested in at least Chrome 5-19, Firefox 1.5-13, IE 6-9, Opera 9.25-12, Safari 3.0.4-5.1.3, Node.js 0.4.8-0.6.18, Narwhal 0.3.2, RingoJS 0.8, and Rhino 1.7RC3.
## Custom builds
@@ -150,21 +150,22 @@ git submodule update --init
## Closed Underscore.js issues
* Allow iteration of objects with a `length` property [[#148](https://github.com/documentcloud/underscore/issues/148), [#154](https://github.com/documentcloud/underscore/issues/154), [#252](https://github.com/documentcloud/underscore/issues/252), [#448](https://github.com/documentcloud/underscore/issues/448), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L266-272)]
* Ensure "Arrays" category methods allow falsey `array` arguments [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L714-748)]
* Ensure array-like objects with invalid `length` properties are treated like regular objects [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L237-243), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L533-542), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L661-664)]
* Ensure `_(...)` returns passed wrapper instances [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L106-109)]
* Ensure `_.groupBy` adds values to own, not inherited, properties [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L317-324)]
* Ensure `_.sortedIndex` supports arrays with high `length` values [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L586-595)]
* Ensure `_.throttle` works when called in tight loops [[#502](https://github.com/documentcloud/underscore/issues/502), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L629-639)]
* Fix Firefox, IE, Opera, and Safari object iteration bugs [[#376](https://github.com/documentcloud/underscore/issues/376), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L175-187), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L277-302), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L379-390), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L398-400), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L418-438), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L554-556)]
* Allow iteration of objects with a `length` property [[#148](https://github.com/documentcloud/underscore/issues/148), [#154](https://github.com/documentcloud/underscore/issues/154), [#252](https://github.com/documentcloud/underscore/issues/252), [#448](https://github.com/documentcloud/underscore/issues/448), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L271-276)]
* Ensure "Arrays" category methods allow falsey `array` arguments [[test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L758-790)]
* Ensure array-like objects with invalid `length` properties are treated like regular objects [[test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L242-248), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L560-569), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L705-708)]
* Ensure `_(…)` returns passed wrapper instances [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L106-109)]
* Ensure `_.escape` returns an empty string when passed `null` or `undefined` [[#407](https://github.com/documentcloud/underscore/issues/427), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L161-164)]
* Ensure `_.groupBy` adds values to own, not inherited, properties [[test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L322-329)]
* Ensure `_.sortedIndex` supports arrays with high `length` values [[test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L613-622)]
* Ensure `_.throttle` works when called in tight loops [[#502](https://github.com/documentcloud/underscore/issues/502), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L656-666)]
* Fix Firefox, IE, Opera, and Safari object iteration bugs [[#376](https://github.com/documentcloud/underscore/issues/376), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L180-192), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L282-307), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L395-406), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L414-416), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L434-454), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L581-583)]
* Handle arrays with `undefined` values correctly in IE < 9 [[#601](https://github.com/documentcloud/underscore/issues/601)]
* Methods should work on pages with incorrectly shimmed native methods [[#7](https://github.com/documentcloud/underscore/issues/7), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L88-94)]
* Register as AMD module, but still export to global [[#431](https://github.com/documentcloud/underscore/pull/431), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L72-86)]
* `_.forEach` should be chainable [[#142](https://github.com/documentcloud/underscore/issues/142), [test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L232-235)]
* `_isNaN(new Number(NaN))` should return `true` [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L408-410)]
* `_.reduceRight` should pass correct callback arguments when iterating objects [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L521-531)]
* `_.size` should return the `length` of string values [[test](https://github.com/bestiejs/lodash/blob/801e8a5b3a963157fceaad15075690f59c22de9c/test/test.js#L550-552)]
* Methods should work on pages with incorrectly shimmed native methods [[#7](https://github.com/documentcloud/underscore/issues/7), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L88-94)]
* Register as AMD module, but still export to global [[#431](https://github.com/documentcloud/underscore/pull/431), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L72-86)]
* `_.forEach` should be chainable [[#142](https://github.com/documentcloud/underscore/issues/142), [test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L237-240)]
* `_isNaN(new Number(NaN))` should return `true` [[test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L424-426)]
* `_.reduceRight` should pass correct callback arguments when iterating objects [[test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L548-558)]
* `_.size` should return the `length` of string values [[test](https://github.com/bestiejs/lodash/blob/1ba47a7c2a35552796f0c75dc2b46660e230f842/test/test.js#L577-579)]
## Optimized methods <sup>(50+)</sup>
@@ -220,70 +221,20 @@ git submodule update --init
* `_.without`
* `_.wrap`
* `_.zip`
* plus all `_(...)` method wrappers
* plus all `_(…)` method wrappers
## Changelog
## Release Notes
### <sup>v0.3.1</sup>
### <sup>v0.3.2</sup>
* Added `backbone` build option
* Ensured "Arrays" category methods allow falsey `array` arguments
* Removed `_.isArguments` fallback from the `mobile` build
* Simplified `_.pluck`, `_.values` and `_(...)` method wrappers
* Deprecated `_(…).chain`, `_.isFinite`, `_.isNaN`, `_.isNull`, `_.isUndefined`, `_.result`, and `_.size`
* Ensured `_.escape` returns an empty string when passed `null` or `undefined`
* Ensured `sourceURL` support doesn't cause errors in Adobe's JS engine.
* Fixed regression in generating custom builds
* Moved `_.invoke` and `_.pluck` back to the *"Collections"* category
* Moved `_.tap` to the *"Chaining"* category
### <sup>v0.3.0</sup>
* Added `category` build option
* Added `fromIndex` argument to `_.indexOf` and `_.lastIndexOf`
* Added `//@ sourceURL` support to `_.template`
* Added `thisArg` argument to `_.sortedIndex` and `_.uniq`
* Added `_.forIn` and `_.forOwn` methods
* Ensured array-like objects with invalid `length` properties are treated like regular objects
* Ensured `_.sortedIndex` supports arrays with high `length` values
* Fixed `prototype` property iteration bug in `_.keys` for Firefox < 3.6, Opera > 9.50 - Opera < 11.60, and Safari < 5.1
* Optimized `_.times` and `this` bindings in iterator methods
### <sup>v0.2.2</sup>
* Added `mobile` build option
* Ensured `_.find` returns `undefined` for unmatched values
* Ensured `_.templateSettings.variable` is compatible with Underscore.js
* Optimized `_.escape`
* Reduced dependencies in `_.find`
### <sup>v0.2.1</sup>
* Adjusted the Lo-Dash export order for r.js
* Ensured `_.groupBy` values are added to own, not inherited, properties
* Made `_.bind` follow ES5 spec to support a popular Backbone.js pattern
* Removed the alias `intersect`
* Simplified `_.bind`, `_.flatten`, `_.groupBy`, `_.max`, and `_.min`
### <sup>v0.2.0</sup>
* Added custom build options
* Added default `_.templateSettings.variable` value
* Added *"lazy bind"* support to `_.bind`
* Added native method overwrite detection to avoid bad native shims
* Added support for more AMD build optimizers and aliasing as the *"underscore"* module
* Added `thisArg` argument to `_.groupBy`
* Added whitespace to compiled strings
* Added `_.partial` method
* Commented the `iterationFactory` options object
* Ensured `_(...)` returns passed wrapper instances
* Ensured `_.max` and `_.min` support extremely large arrays
* Ensured `_.throttle` works in tight loops
* Fixed IE < 9 `[DontEnum]` bug and Firefox < 3.6, Opera > 9.50 - Opera < 11.60, and Safari < 5.1’s `prototype` property iteration bug
* Inlined `_.isFunction` calls.
* Made `_.debounce`’ed functions match `_.throttle`’ed functions’ return value behavior
* Made `_.escape` no longer translate the *">"* character
* Fixed `clearTimeout` typo
* Simplified all methods in the *"Arrays"* category
* Optimized `_.debounce`, `_.escape`, `_.flatten`, `_.forEach`, `_.groupBy`, `_.intersection`, `_.invoke`, `_.isObject`, `_.max`, `_.min`, `_.pick`, `_.shuffle`, `_.sortedIndex`, `_.template`, `_.throttle`, `_.union`, `_.uniq`
### <sup>v0.1.0</sup>
* Initial release
The full changelog is available [here](https://github.com/bestiejs/lodash/wiki/Changelog).
## BestieJS