fix: check with builtin function

abdullyahuza · abdullyahuza · commit dce525176cf2 · 2022-10-27T14:20:01.000+01:00
diff --git a/Recursive/Factorial.js b/Recursive/Factorial.js
@@ -13,12 +13,12 @@ const factorial = (n) => {
     throw new TypeError('Not a Number')
   }
 
-  if ((n % 1) !== 0) {
+  if (!Number.isInteger(n)) {
     throw new RangeError('Not a Whole Number')
   }
 
   if (n < 0) {
-    return new RangeError('Not a Positive Number')
+    throw new RangeError('Not a Positive Number')
   }
 
   if (n === 0) {

Original file line number	Diff line number	Diff line change
`@@ -13,12 +13,12 @@ const factorial = (n) => {`
`13`	`13`	`throw new TypeError('Not a Number')`
`14`	`14`	`}`
`15`	`15`
`16`		`- if ((n % 1) !== 0) {`
	`16`	`+ if (!Number.isInteger(n)) {`
`17`	`17`	`throw new RangeError('Not a Whole Number')`
`18`	`18`	`}`
`19`	`19`
`20`	`20`	`if (n < 0) {`
`21`		`- return new RangeError('Not a Positive Number')`
	`21`	`+ throw new RangeError('Not a Positive Number')`
`22`	`22`	`}`
`23`	`23`
`24`	`24`	`if (n === 0) {`