[New] add round

README.md

@@ -19,6 +19,7 @@ ES Math-related intrinsics and helpers, robustly cached.
  - `min`
  - `mod`
  - `pow`
+ - `round`
  - `sign`
  - `constants/maxArrayLength`
  - `constants/maxSafeInteger`

package.json

@@ -15,6 +15,7 @@
 		"./mod": "./mod.js",
 		"./pow": "./pow.js",
 		"./sign": "./sign.js",
+		"./round": "./round.js",
 		"./constants/maxArrayLength": "./constants/maxArrayLength.js",
 		"./constants/maxSafeInteger": "./constants/maxSafeInteger.js",
 		"./constants/maxValue": "./constants/maxValue.js",

round.d.ts

@@ -0,0 +1 @@
+export = Math.round;

round.js

@@ -0,0 +1,4 @@
+'use strict';
+
+/** @type {import('./round')} */
+module.exports = Math.round;

test/index.js

@@ -15,6 +15,7 @@ var max = require('../max');
 var min = require('../min');
 var mod = require('../mod');
 var pow = require('../pow');
+var round = require('../round');
 var sign = require('../sign');
 
 var maxArrayLength = require('../constants/maxArrayLength');
@@ -160,6 +161,14 @@ test('pow', function (t) {
 	t.end();
 });
 
+test('round', function (t) {
+	t.equal(round(1.1), 1, 'round(1.1) === 1');
+	t.equal(round(1.5), 2, 'round(1.5) === 2');
+	t.equal(round(1.9), 2, 'round(1.9) === 2');
+
+	t.end();
+});
+
 test('sign', function (t) {
 	t.equal(sign(-1), -1, 'sign(-1) === -1');
 	t.equal(sign(+1), +1, 'sign(+1) === +1');