lodash.result - npm Package Compare versions

Comparing version 3.0.0 to 3.1.0

index.js

 /**
- * lodash 3.0.0 (Custom Build) <https://lodash.com/>
+ * lodash 3.1.0 (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>
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
  * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
  * Available under MIT license <https://lodash.com/license>
  */
-var isFunction = require('lodash.isfunction');
+var baseGet = require('lodash._baseget'),
+    baseSlice = require('lodash._baseslice'),
+    toPath = require('lodash._topath'),
+    isArray = require('lodash.isarray'),
+    isFunction = require('lodash.isfunction');
 
+/** Used to match property names within property paths. */
+var reIsDeepProp = /\.|\[(?:[^[\]]+|(["'])(?:(?!\1)[^\n\\]|\\.)*?)\1\]/,
+    reIsPlainProp = /^\w*$/;
+
 /**
- * Resolves the value of property `key` on `object`. If the value of `key` is
- * a function it is invoked with the `this` binding of `object` and its result
- * is returned, else the property value is returned. If the property value is
- * `undefined` the `defaultValue` is used in its place.
+ * Checks if `value` is a property name and not a property path.
  *
+ * @private
+ * @param {*} value The value to check.
+ * @param {Object} [object] The object to query keys on.
+ * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
+ */
+function isKey(value, object) {
+  var type = typeof value;
+  if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') {
+    return true;
+  }
+  if (isArray(value)) {
+    return false;
+  }
+  var result = !reIsDeepProp.test(value);
+  return result || (object != null && value in toObject(object));
+}
+
+/**
+ * Converts `value` to an object if it is not one.
+ *
+ * @private
+ * @param {*} value The value to process.
+ * @returns {Object} Returns the object.
+ */
+function toObject(value) {
+  return isObject(value) ? value : Object(value);
+}
+
+/**
+ * Gets the last element of `array`.
+ *
  * @static
  * @memberOf _
+ * @category Array
+ * @param {Array} array The array to query.
+ * @returns {*} Returns the last element of `array`.
+ * @example
+ *
+ * _.last([1, 2, 3]);
+ * // => 3
+ */
+function last(array) {
+  var length = array ? array.length : 0;
+  return length ? array[length - 1] : undefined;
+}
+
+/**
+ * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
+ * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+ * @example
+ *
+ * _.isObject({});
+ * // => true
+ *
+ * _.isObject([1, 2, 3]);
+ * // => true
+ *
+ * _.isObject(1);
+ * // => false
+ */
+function isObject(value) {
+  // Avoid a V8 JIT bug in Chrome 19-20.
+  // See https://code.google.com/p/v8/issues/detail?id=2291 for more details.
+  var type = typeof value;
+  return type == 'function' || (!!value && type == 'object');
+}
+
+/**
+ * This method is like `_.get` except that if the resolved value is a function
+ * it is invoked with the `this` binding of its parent object and its result
+ * is returned.
+ *
+ * @static
+ * @memberOf _
  * @category Object
  * @param {Object} object The object to query.
- * @param {string} key The key of the property to resolve.
- * @param {*} [defaultValue] The value returned if the property value
- *  resolves to `undefined`.
+ * @param {Array|string} path The path of the property to resolve.
+ * @param {*} [defaultValue] The value returned if the resolved value is `undefined`.
  * @returns {*} Returns the resolved value.
  * @example
  *
- * var object = { 'user': 'fred', 'age': _.constant(40) };
+ * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };
  *
- * _.result(object, 'user');
- * // => 'fred'
+ * _.result(object, 'a[0].b.c1');
+ * // => 3
  *
- * _.result(object, 'age');
- * // => 40
+ * _.result(object, 'a[0].b.c2');
+ * // => 4
  *
- * _.result(object, 'status', 'busy');
- * // => 'busy'
+ * _.result(object, 'a.b.c', 'default');
+ * // => 'default'
  *
- * _.result(object, 'status', _.constant('busy'));
- * // => 'busy'
+ * _.result(object, 'a.b.c', _.constant('default'));
+ * // => 'default'
  */
-function result(object, key, defaultValue) {
-  var value = object == null ? undefined : object[key];
-  if (typeof value == 'undefined') {
-    value = defaultValue;
+function result(object, path, defaultValue) {
+  var result = object == null ? undefined : object[path];
+  if (result === undefined) {
+    if (object != null && !isKey(path, object)) {
+      path = toPath(path);
+      object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1));
+      result = object == null ? undefined : object[last(path)];
+    }
+    result = result === undefined ? defaultValue : result;
   }
-  return isFunction(value) ? value.call(object) : value;
+  return isFunction(result) ? result.call(object) : result;
 }
 
 module.exports = result;

LICENSE.txt

 Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
-Based on Underscore.js 1.7.0, copyright 2009-2015 Jeremy Ashkenas,
+Based on Underscore.js, copyright 2009-2015 Jeremy Ashkenas,
 DocumentCloud and Investigative Reporters & Editors <http://underscorejs.org/>
@@ -4,0 +4,0 @@

package.json

 {
   "name": "lodash.result",
-  "version": "3.0.0",
+  "version": "3.1.0",
   "description": "The modern build of lodash’s `_.result` as a module.",
@@ -20,4 +20,8 @@ "homepage": "https://lodash.com/",
   "dependencies": {
+    "lodash._baseget": "^3.0.0",
+    "lodash._baseslice": "^3.0.0",
+    "lodash._topath": "^3.0.0",
+    "lodash.isarray": "^3.0.0",
     "lodash.isfunction": "^3.0.0"
   }
 }

README.md

@@ -1,2 +0,2 @@
-# lodash.result v3.0.0
+# lodash.result v3.1.0
 
@@ -20,2 +20,2 @@ The [modern build](https://github.com/lodash/lodash/wiki/Build-Differences) of [lodash’s](https://lodash.com/) `_.result` exported as a [Node.js](http://nodejs.org/)/[io.js](https://iojs.org/) module.
 
-See the [documentation](https://lodash.com/docs#result) or [package source](https://github.com/lodash/lodash/blob/3.0.0-npm-packages/lodash.result) for more details.
+See the [documentation](https://lodash.com/docs#result) or [package source](https://github.com/lodash/lodash/blob/3.1.0-npm-packages/lodash.result) for more details.

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Improved metrics

Total package byte prevSize

6847

increased by57.47%

Lines of code

129

increased by174.47%

Worsened metrics

Dependency count

5

increased by400%

Dependency changes

• + Addedlodash._baseget@^3.0.0

• + Addedlodash._baseslice@^3.0.0

• + Addedlodash._topath@^3.0.0

• + Addedlodash.isarray@^3.0.0

• + Addedlodash._baseget@3.7.2(transitive)

• + Addedlodash._baseslice@3.0.3(transitive)

• + Addedlodash._topath@3.8.1(transitive)

• + Addedlodash.isarray@3.0.4(transitive)