From e28b1ef802944a315a25fee15d4f12d5c069f4d5 Mon Sep 17 00:00:00 2001
From: Antoine Viallon <antoine@lesviallon.fr>
Date: Fri, 26 Jul 2024 00:10:34 +0200
Subject: [PATCH] lexer: mark Token as pure

---
 compiler/lexer.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/compiler/lexer.py b/compiler/lexer.py
index 8bc37ef..fececbd 100644
--- a/compiler/lexer.py
+++ b/compiler/lexer.py
@@ -25,6 +25,10 @@ class Token:
     def __repr__(self):
         return f"{self.kind.name}({repr(self.value)})"
 
+    @property
+    def pure(self) -> bool:
+        return True
+
 
 class Tokens(enum.Enum):
     Integer = re.compile(r"[0-9]+")