From 765ab97d8b004c17a3acc7c2f7b8f4b2bec58b20 Mon Sep 17 00:00:00 2001
From: ToruNiina <niina.toru.68u@gmail.com>
Date: Wed, 12 Dec 2018 01:27:10 +0900
Subject: [PATCH] add whitespace between [] and key

[ a.b.c ] is allowed. also, [[ a . b ]] is allowed.
dotted key matches `a.b.c` only, so the explicit whitespace is needed.
---
 toml/lexer.hpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/toml/lexer.hpp b/toml/lexer.hpp
index c025d81..408d087 100644
--- a/toml/lexer.hpp
+++ b/toml/lexer.hpp
@@ -188,7 +188,8 @@ using lex_quoted_key = either<lex_basic_string, lex_literal_string>;
 using lex_simple_key = either<lex_unquoted_key, lex_quoted_key>;
 using lex_dotted_key = sequence<lex_simple_key,
                                 repeat<sequence<lex_dot_sep, lex_simple_key>,
-                                       at_least<1>>
+                                       at_least<1>
+                                       >
                                 >;
 using lex_key = either<lex_dotted_key, lex_simple_key>;
 
@@ -199,13 +200,17 @@ using lex_keyval_sep = sequence<maybe<lex_ws>,
 using lex_std_table_open  = character<'['>;
 using lex_std_table_close = character<']'>;
 using lex_std_table       = sequence<lex_std_table_open,
+                                     maybe<lex_ws>,
                                      lex_key,
+                                     maybe<lex_ws>,
                                      lex_std_table_close>;
 
 using lex_array_table_open  = sequence<lex_std_table_open,  lex_std_table_open>;
 using lex_array_table_close = sequence<lex_std_table_close, lex_std_table_close>;
 using lex_array_table       = sequence<lex_array_table_open,
+                                       maybe<lex_ws>,
                                        lex_key,
+                                       maybe<lex_ws>,
                                        lex_array_table_close>;
 
 } // detail