From 18f84088b4703f7042cd9f17e53e56300075b054 Mon Sep 17 00:00:00 2001
From: ToruNiina <niina.toru.68u@gmail.com>
Date: Thu, 19 Dec 2019 22:13:47 +0900
Subject: [PATCH] perf: avoid tmp str construction while checking

---
 toml/parser.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/toml/parser.hpp b/toml/parser.hpp
index 1ea650f..7cf644a 100644
--- a/toml/parser.hpp
+++ b/toml/parser.hpp
@@ -1356,7 +1356,7 @@ insert_nested_key(typename Value::table_type& root, const Value& v,
                 {
                     // here, if the value is a (multi-line) table, the region
                     // should be something like `[table-name]`.
-                    if(get_region(tab->at(k)).str().front() == '{')
+                    if(get_region(tab->at(k)).front() == '{')
                     {
                         throw syntax_error(format_underline(concat_to_string(
                             "toml::insert_value: inserting to an inline table (",