is-ip - npm Package Compare versions

Comparing version 3.0.0 to 3.1.0

index.d.ts

@@ -43,4 +43,23 @@ declare const isIp: {
 	v6(string: string): boolean;
+
+	/**
+	@returns `6` if `string` is IPv6, `4` if `string` is IPv4, or `undefined` if `string` is neither.
+
+	@example
+	```
+	import isIp = require('is-ip');
+
+	isIp.version('192.168.0.1');
+	//=> 4
+
+	isIp.version('1:2:3:4:5:6:7:8');
+	//=> 6
+
+	isIp.version('abc');
+	//=> undefined
+	```
+	*/
+	version(string: string): 4 | 6 | undefined;
 };
 
 export = isIp;

index.js

@@ -7,3 +7,4 @@ 'use strict';
 isIp.v6 = string => ipRegex.v6({exact: true}).test(string);
+isIp.version = string => isIp(string) ? (isIp.v4(string) ? 4 : 6) : undefined;
 
 module.exports = isIp;

package.json

 {
 	"name": "is-ip",
-	"version": "3.0.0",
+	"version": "3.1.0",
 	"description": "Check if a string is an IP address",
@@ -5,0 +5,0 @@ "license": "MIT",

readme.md

@@ -43,3 +43,18 @@ # is-ip [![Build Status](https://travis-ci.org/sindresorhus/is-ip.svg?branch=master)](https://travis-ci.org/sindresorhus/is-ip)
 
+### isIp.version(string)
 
+Returns `6` if `string` is IPv6, `4` if `string` is IPv4, or `undefined` if `string` is neither.
+
+```js
+isIp.version('192.168.0.1');
+//=> 4
+
+isIp.version('1:2:3:4:5:6:7:8');
+//=> 6
+
+isIp.version('abc');
+//=> undefined
+```
+
+
 ## Related
@@ -46,0 +61,0 @@

No alert changes

Improved metrics

Total package byte prevSize

4255

18.26%

Lines of code

56

36.59%

Number of lines in readme file

69

27.78%

No dependency changes