From e268ddb9e2b0c8973c66ce836491bbd385424802 Mon Sep 17 00:00:00 2001
From: Christian Bewernitz <coder@karfau.de>
Date: Fri, 19 Jun 2020 23:29:25 +0200
Subject: [PATCH] fix(Buffer): Handle "empty" parts in `appendf`

- Makes it possible to pass an empty target as described in #38 without causing syntax errors.
---
 src/buffer.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/buffer.js b/src/buffer.js
index f131bc1..67d64f3 100644
--- a/src/buffer.js
+++ b/src/buffer.js
@@ -29,7 +29,10 @@ class Buffer {
       value.replace(/[\(\)]/g, '').replace(/-/g, '_');
 
     const value = strings
-      .map((str, i) => str + sanitize(values[i]))
+      .map((str, i) => {
+        const sanitized = sanitize(values[i]);
+        return sanitized ? str + sanitized : sanitized
+      })
       .join('');
 
     this.append(value);