isInteger return false for Infinity and NaN

Signed-off-by: francesco <[email protected]>
fastify · Mar 14, 2024 · 3bea520 · 3bea520
1 parent 7caca28
commit 3bea520
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/lib/serializer.js b/lib/serializer.js
@@ -25,12 +25,12 @@ module.exports = class Serializer {
 
   asInteger (i) {
     if (typeof i === 'number') {
-      if (i === Infinity || i === -Infinity || Number.isNaN(i)) {
-        throw new Error(`The value "${i}" cannot be converted to an integer.`)
-      }
       if (Number.isInteger(i)) {
         return '' + i
       }
+      if (i === Infinity || i === -Infinity || Number.isNaN(i)) {
+        throw new Error(`The value "${i}" cannot be converted to an integer.`)
+      }
       return this.parseInteger(i)
     } else if (i === null) {
       return '0'