From f6bdc2611e5766c86f2299263b5c46428ce67428 Mon Sep 17 00:00:00 2001
From: Ruben Dashyan <ruben.dashyan@numworks.com>
Date: Tue, 2 Oct 2018 17:51:56 +0200
Subject: [PATCH] [poincare] Add a comment about the parser's nature

---
 poincare/src/parsing/parser.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/poincare/src/parsing/parser.h b/poincare/src/parsing/parser.h
index c4c27087a..f232bfb47 100644
--- a/poincare/src/parsing/parser.h
+++ b/poincare/src/parsing/parser.h
@@ -1,6 +1,12 @@
 #ifndef POINCARE_PARSING_PARSER_H
 #define POINCARE_PARSING_PARSER_H
 
+/* A precedence-climbing parser is implemented hereafter.
+ * It is a trade-off between
+ *   a readable but less efficient recursive-descent parser
+ * and
+ *   an efficient but less readable shunting-yard parser. */
+
 #include "tokenizer.h"
 
 #include <poincare/addition.h>
@@ -15,8 +21,6 @@
 #include <poincare/store.h>
 #include <poincare/subtraction.h>
 #include <poincare/symbol.h>
-// matrix ? with brackets
-// braces ?
 
 namespace Poincare {