lodash.isempty - npm Package Compare versions

Comparing version 4.2.0 to 4.2.1

index.js

 /**
- * lodash 4.2.0 (Custom Build) <https://lodash.com/>
+ * lodash 4.2.1 (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="npm" -o ./`
@@ -28,3 +28,6 @@ * Copyright jQuery Foundation and other contributors <https://jquery.org/>
 
-/** Used to match `RegExp` [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns). */
+/**
+ * Used to match `RegExp`
+ * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns).
+ */
 var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
@@ -85,3 +88,4 @@
 /**
- * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
+ * Used to resolve the
+ * [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
  * of values.
@@ -112,7 +116,7 @@ */
 /** Used to detect maps, sets, and weakmaps. */
-var dataViewCtorString = DataView ? (DataView + '') : '',
-    mapCtorString = Map ? funcToString.call(Map) : '',
-    promiseCtorString = Promise ? funcToString.call(Promise) : '',
-    setCtorString = Set ? funcToString.call(Set) : '',
-    weakMapCtorString = WeakMap ? funcToString.call(WeakMap) : '';
+var dataViewCtorString = toSource(DataView),
+    mapCtorString = toSource(Map),
+    promiseCtorString = toSource(Promise),
+    setCtorString = toSource(Set),
+    weakMapCtorString = toSource(WeakMap);
 
@@ -178,4 +182,4 @@ /**
     var result = objectToString.call(value),
-        Ctor = result == objectTag ? value.constructor : null,
-        ctorString = typeof Ctor == 'function' ? funcToString.call(Ctor) : '';
+        Ctor = result == objectTag ? value.constructor : undefined,
+        ctorString = Ctor ? toSource(Ctor) : undefined;
 
@@ -196,2 +200,21 @@ if (ctorString) {
 /**
+ * Converts `func` to its source code.
+ *
+ * @private
+ * @param {Function} func The function to process.
+ * @returns {string} Returns the source code.
+ */
+function toSource(func) {
+  if (func != null) {
+    try {
+      return funcToString.call(func);
+    } catch (e) {}
+    try {
+      return (func + '');
+    } catch (e) {}
+  }
+  return '';
+}
+
+/**
  * Checks if `value` is likely an `arguments` object.
@@ -438,4 +461,5 @@ *
 /**
- * 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('')`)
+ * Checks if `value` is the
+ * [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types)
+ * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
  *
@@ -514,10 +538,7 @@ * @static
 function isNative(value) {
-  if (value == null) {
+  if (!isObject(value)) {
     return false;
   }
-  if (isFunction(value)) {
-    return reIsNative.test(funcToString.call(value));
-  }
-  return isObjectLike(value) &&
-    (isHostObject(value) ? reIsNative : reIsHostCtor).test(value);
+  var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor;
+  return pattern.test(toSource(value));
 }
@@ -524,0 +545,0 @@

package.json

 {
   "name": "lodash.isempty",
-  "version": "4.2.0",
+  "version": "4.2.1",
   "description": "The lodash method `_.isEmpty` exported as a module.",
@@ -5,0 +5,0 @@ "homepage": "https://lodash.com/",

README.md

@@ -1,2 +0,2 @@
-# lodash.isempty v4.2.0
+# lodash.isempty v4.2.1
 
@@ -18,2 +18,2 @@ The [lodash](https://lodash.com/) method `_.isEmpty` exported as a [Node.js](https://nodejs.org/) module.
 
-See the [documentation](https://lodash.com/docs#isEmpty) or [package source](https://github.com/lodash/lodash/blob/4.2.0-npm-packages/lodash.isempty) for more details.
+See the [documentation](https://lodash.com/docs#isEmpty) or [package source](https://github.com/lodash/lodash/blob/4.2.1-npm-packages/lodash.isempty) for more details.

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Improved metrics

Total package byte prevSize

18047

increased by1.36%

Lines of code

545

increased by3.81%

No dependency changes