From 6c15d2e88be29fb8207235de41838c044c46497d Mon Sep 17 00:00:00 2001
From: Niels Simenon <niels.simenon@gmail.com>
Date: Sat, 7 Jul 2018 00:37:10 +0200
Subject: [PATCH] Calculating filename component limit in bytes rather than
 characters, preventing 'filename too long' errors when e.g. emojis are used

---
 src/save/save.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/save/save.js b/src/save/save.js
index ee3c270..f8e95cc 100644
--- a/src/save/save.js
+++ b/src/save/save.js
@@ -3,11 +3,12 @@
 const config = require('config');
 const fs = require('fs-extra');
 const path = require('path');
+const truncate = require('../utils/truncate-bytes');
 
 function limitPathElement(element, limit) {
     return element.split('/').map((component) => {
-        if (config.library.truncate && component.length > limit) {
-            return component.slice(0, limit - config.library.truncate.truncator.length) + config.library.truncate.truncator;
+        if (config.library.truncate && Buffer.from(component).length > limit) {
+            return truncate(component, limit - config.library.truncate.truncator.length) + config.library.truncate.truncator;
         }
 
         return component;