is-arrow-function - npm Package Compare versions

Comparing version 1.0.0 to 1.0.1

index.js

 var toStr = Object.prototype.toString;
+var fnToStr = Function.prototype.toString;
 
@@ -6,5 +7,4 @@ module.exports = function isArrowFunction(fn) {
 	var fnStr = toStr.call(fn);
-	var fnSrc = String(fn);
-	return fnStr === '[object Function]' && fnSrc.indexOf('function') !== 0;
+	return fnStr === '[object Function]' && fnToStr.call(fn).indexOf('function') !== 0;
 };
 

package.json

 {
 	"name": "is-arrow-function",
-	"version": "1.0.0",
+	"version": "1.0.1",
 	"description": "Determine if a function is an ES6 arrow function or not.",
@@ -29,3 +29,3 @@ "main": "index.js",
 	"devDependencies": {
-		"tape": "~1.1.0"
+		"tape": "~2.3.0"
 	},
@@ -32,0 +32,0 @@ "testling": {

README.md

@@ -5,2 +5,4 @@ #is-arrow-function <sup>[![Version Badge][2]][1]</sup>
 
+[![npm badge][11]][1]
+
 [![browser support][9]][10]
@@ -34,2 +36,3 @@
 [10]: https://ci.testling.com/ljharb/node-is-arrow-function
+[11]: https://nodei.co/npm/is-arrow-function.png?downloads=true&stars=true
 

test.js

@@ -46,2 +46,10 @@ "use strict";
 
+test('returns false for non-arrow function with faked toString', function (t) {
+	var func = function () {};
+	func.toString = function () { return 'ARROW'; };
+
+	t.notOk(isArrowFunction(func), 'anonymous function with faked toString is not an arrow function');
+	t.end();
+});
+
 var makeArrowFunction = function () {
@@ -48,0 +56,0 @@ return Function('return (a, b) => a * b;')();

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Improved metrics

Total package byte prevSize

5428

increased by7.98%

Lines of code

64

increased by10.34%

Number of lines in readme file

37

increased by8.82%

No dependency changes