From 050f4ffb923cfed1265d688a53b64cd820c2fef6 Mon Sep 17 00:00:00 2001
From: Cyril Lashkevich <notorca@gmail.com>
Date: Tue, 3 Oct 2023 04:37:48 +0200
Subject: [PATCH] Fixed rounding issue with timestamps like X.999 (#16)

---
 src/stringifier.js  | 3 ++-
 test/stringifier.js | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/stringifier.js b/src/stringifier.js
index ed53440..33224ce 100644
--- a/src/stringifier.js
+++ b/src/stringifier.js
@@ -8,7 +8,8 @@ function pad00(n) {
   return `00${n}`.slice(-2);
 }
 
-export function stringifyTime(t) {
+export function stringifyTime(tf) {
+  const t = Number.parseFloat(tf.toFixed(2));
   const ms = t.toFixed(2).slice(-2);
   const s = (t | 0) % 60;
   const m = (t / 60 | 0) % 60;
diff --git a/test/stringifier.js b/test/stringifier.js
index 0a5465c..7df2d16 100644
--- a/test/stringifier.js
+++ b/test/stringifier.js
@@ -15,6 +15,7 @@ import {
 describe('ASS stringifier', () => {
   it('should stringify time', () => {
     expect(stringifyTime(0)).to.equal('0:00:00.00');
+    expect(stringifyTime(15.999)).to.equal('0:00:16.00');
     expect(stringifyTime(5025.67)).to.equal('1:23:45.67');
   });