From e9f7cc4eef5f88c0a607c43f0f0a99d117e7c652 Mon Sep 17 00:00:00 2001
From: Wout Mertens <Wout.Mertens@gmail.com>
Date: Wed, 4 Sep 2019 14:18:02 +0200
Subject: [PATCH] Sema: check that nr is integer

---
 src/index.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/index.ts b/src/index.ts
index a925c34..af404f1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -137,6 +137,11 @@ export class Sema {
 			capacity?: number;
 		} = {}
 	) {
+		if ((nr | 0) !== nr) {
+			throw new TypeError(
+				'nr (' + nr + ') should be an integer'
+			);
+		}
 		if (isFn(pauseFn) !== isFn(resumeFn)) {
 			throw new Error(
 				'pauseFn and resumeFn must be both set for pausing'