From 2caec95d3064fd1304fe63ace64f6557204bcc13 Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Mon, 8 Jul 2019 15:54:42 +0200
Subject: [PATCH] StringBuilder: Reset the internal builder length after
 building.

This puts the StringBuilder back into a pristine state, allowing you
to use it to build more strings after you've built one.
---
 AK/StringBuilder.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/AK/StringBuilder.cpp b/AK/StringBuilder.cpp
index a80801509c..53ad4ba75d 100644
--- a/AK/StringBuilder.cpp
+++ b/AK/StringBuilder.cpp
@@ -61,6 +61,7 @@ void StringBuilder::appendf(const char* fmt, ...)
 ByteBuffer StringBuilder::to_byte_buffer()
 {
     m_buffer.trim(m_length);
+    m_length = 0;
     return move(m_buffer);
 }
 
@@ -68,6 +69,7 @@ String StringBuilder::to_string()
 {
     auto string = String((const char*)m_buffer.pointer(), m_length);
     m_buffer.clear();
+    m_length = 0;
     return string;
 }