lodash.isfunction - npm Package Compare versions

Comparing version 2.4.1 to 3.0.0

index.js

 /**
- * Lo-Dash 2.4.1 (Custom Build) <http://lodash.com/>
- * Build: `lodash modularize modern exports="npm" -o ./npm/`
- * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
- * Based on Underscore.js 1.5.2 <http://underscorejs.org/LICENSE>
- * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
- * Available under MIT license <http://lodash.com/license>
+ * lodash 3.0.0 (Custom Build) <https://lodash.com/>
+ * Build: `lodash modern modularize exports="npm" -o ./`
+ * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+ * Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
+ * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+ * Available under MIT license <https://lodash.com/license>
  */
 
+/** `Object#toString` result references. */
+var funcTag = '[object Function]';
+
+/** Used to detect host constructors (Safari > 5). */
+var reHostCtor = /^\[object .+?Constructor\]$/;
+
 /**
- * Checks if `value` is a function.
+ * Used to match `RegExp` special characters.
+ * See this [article on `RegExp` characters](http://www.regular-expressions.info/characters.html#special)
+ * for more details.
+ */
+var reRegExpChars = /[.*+?^${}()|[\]\/\\]/g,
+    reHasRegExpChars = RegExp(reRegExpChars.source);
+
+/**
+ * Converts `value` to a string if it is not one. An empty string is returned
+ * for `null` or `undefined` values.
  *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {string} Returns the string.
+ */
+function baseToString(value) {
+  if (typeof value == 'string') {
+    return value;
+  }
+  return value == null ? '' : (value + '');
+}
+
+/**
+ * Checks if `value` is object-like.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+ */
+function isObjectLike(value) {
+  return (value && typeof value == 'object') || false;
+}
+
+/** Used for native method references. */
+var objectProto = Object.prototype;
+
+/** Used to resolve the decompiled source of functions. */
+var fnToString = Function.prototype.toString;
+
+/**
+ * Used to resolve the `toStringTag` of values.
+ * See the [ES spec](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
+ * for more details.
+ */
+var objToString = objectProto.toString;
+
+/** Used to detect if a method is native. */
+var reNative = RegExp('^' +
+  escapeRegExp(objToString)
+  .replace(/toString|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
+);
+
+/** Native method references. */
+var Uint8Array = isNative(Uint8Array = global.Uint8Array) && Uint8Array;
+
+/**
+ * Checks if `value` is classified as a `Function` object.
+ *
  * @static
  * @memberOf _
- * @category Objects
+ * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if the `value` is a function, else `false`.
+ * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`.
  * @example
@@ -22,7 +84,68 @@ *
  * // => true
+ *
+ * _.isFunction(/abc/);
+ * // => false
  */
 function isFunction(value) {
-  return typeof value == 'function';
+  // Avoid a Chakra JIT bug in compatibility modes of IE 11.
+  // See https://github.com/jashkenas/underscore/issues/1621 for more details.
+  return typeof value == 'function' || false;
 }
+// Fallback for environments that return incorrect `typeof` operator results.
+if (isFunction(/x/) || (Uint8Array && !isFunction(Uint8Array))) {
+  isFunction = function(value) {
+    // The use of `Object#toString` avoids issues with the `typeof` operator
+    // in older versions of Chrome and Safari which return 'function' for regexes
+    // and Safari 8 equivalents which return 'object' for typed array constructors.
+    return objToString.call(value) == funcTag;
+  };
+}
 
+/**
+ * Checks if `value` is a native function.
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a native function, else `false`.
+ * @example
+ *
+ * _.isNative(Array.prototype.push);
+ * // => true
+ *
+ * _.isNative(_);
+ * // => false
+ */
+function isNative(value) {
+  if (value == null) {
+    return false;
+  }
+  if (objToString.call(value) == funcTag) {
+    return reNative.test(fnToString.call(value));
+  }
+  return (isObjectLike(value) && reHostCtor.test(value)) || false;
+}
+
+/**
+ * Escapes the `RegExp` special characters "\", "^", "$", ".", "|", "?", "*",
+ * "+", "(", ")", "[", "]", "{" and "}" in `string`.
+ *
+ * @static
+ * @memberOf _
+ * @category String
+ * @param {string} [string=''] The string to escape.
+ * @returns {string} Returns the escaped string.
+ * @example
+ *
+ * _.escapeRegExp('[lodash](https://lodash.com/)');
+ * // => '\[lodash\]\(https://lodash\.com/\)'
+ */
+function escapeRegExp(string) {
+  string = baseToString(string);
+  return (string && reHasRegExpChars.test(string))
+    ? string.replace(reRegExpChars, '\\$&')
+    : string;
+}
+
 module.exports = isFunction;

LICENSE.txt

@@ -1,3 +0,3 @@
-Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
-Based on Underscore.js 1.5.2, copyright 2009-2013 Jeremy Ashkenas,
+Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
+Based on Underscore.js 1.7.0, copyright 2009-2015 Jeremy Ashkenas,
 DocumentCloud and Investigative Reporters & Editors <http://underscorejs.org/>
@@ -22,2 +22,2 @@
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

package.json

 {
   "name": "lodash.isfunction",
-  "version": "2.4.1",
-  "description": "The Lo-Dash function `_.isFunction` as a Node.js module generated by lodash-cli.",
-  "homepage": "http://lodash.com/custom-builds",
+  "version": "3.0.0",
+  "description": "The modern build of lodash’s `_.isFunction` as a module.",
+  "homepage": "https://lodash.com/",
+  "icon": "https://lodash.com/icon.svg",
   "license": "MIT",
-  "keywords": ["functional", "lodash", "lodash-modularized", "server", "util"],
+  "keywords": "lodash, lodash-modularized, stdlib, util",
   "author": "John-David Dalton <[e-mail]> (http://allyoucanleet.com/)",
   "contributors": [
     "John-David Dalton <[e-mail]> (http://allyoucanleet.com/)",
+    "Benjamin Tan <[e-mail]> (https://d10.github.io/)",
     "Blaine Bublitz <[e-mail]> (http://www.iceddev.com/)",
     "Kit Cambridge <[e-mail]> (http://kitcambridge.be/)",
-    "Mathias Bynens <[e-mail]> (http://mathiasbynens.be/)"
+    "Mathias Bynens <[e-mail]> (https://mathiasbynens.be/)"
   ],
-  "bugs": "https://github.com/lodash/lodash-cli/issues",
-  "repository": { "type": "git", "url": "https://github.com/lodash/lodash-cli.git" }
+  "repository": "lodash/lodash",
+  "scripts": { "test": "echo \"See https://travis-ci.org/lodash/lodash-cli for testing details.\"" }
 }

README.md

@@ -1,15 +0,20 @@
-# lodash.isfunction v2.4.1
+# lodash.isfunction v3.0.0
 
-The [Lo-Dash](http://lodash.com/) function [`_.isFunction`](http://lodash.com/docs#isFunction) as a [Node.js](http://nodejs.org/) module generated by [lodash-cli](https://npmjs.org/package/lodash-cli).
+The [modern build](https://github.com/lodash/lodash/wiki/Build-Differences) of [lodash’s](https://lodash.com/) `_.isFunction` exported as a [Node.js](http://nodejs.org/)/[io.js](https://iojs.org/) module.
 
-## Author
+## Installation
 
-| [![twitter/jdalton](http://gravatar.com/avatar/299a3d891ff1920b69c364d061007043?s=70)](https://twitter.com/jdalton "Follow @jdalton on Twitter") |
-|---|
-| [John-David Dalton](http://allyoucanleet.com/) |
+Using npm:
 
-## Contributors
+```bash
+$ {sudo -H} npm i -g npm
+$ npm i --save lodash.isfunction
+```
 
-| [![twitter/blainebublitz](http://gravatar.com/avatar/ac1c67fd906c9fecd823ce302283b4c1?s=70)](https://twitter.com/blainebublitz "Follow @BlaineBublitz on Twitter") | [![twitter/kitcambridge](http://gravatar.com/avatar/6662a1d02f351b5ef2f8b4d815804661?s=70)](https://twitter.com/kitcambridge "Follow @kitcambridge on Twitter") | [![twitter/mathias](http://gravatar.com/avatar/24e08a9ea84deb17ae121074d0f17125?s=70)](https://twitter.com/mathias "Follow @mathias on Twitter") |
-|---|---|---|
-| [Blaine Bublitz](http://www.iceddev.com/) | [Kit Cambridge](http://kitcambridge.be/) | [Mathias Bynens](http://mathiasbynens.be/) |
+In Node.js/io.js:
+
+```js
+var isFunction = require('lodash.isfunction');
+```
+
+See the [documentation](https://lodash.com/docs#isFunction) or [package source](https://github.com/lodash/lodash/blob/3.0.0-npm-packages/lodash.isfunction) for more details.

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