From c03d8488b51b3085be1342780ddba02f61f1f2c2 Mon Sep 17 00:00:00 2001
From: Adrian Conlon <Adrian.conlon@gmail.com>
Date: Sun, 26 Aug 2018 13:06:05 +0100
Subject: [PATCH] Allow memory peek as a const operation.

Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
---
 inc/Memory.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/inc/Memory.h b/inc/Memory.h
index 0bd2ef1..0512484 100644
--- a/inc/Memory.h
+++ b/inc/Memory.h
@@ -34,11 +34,12 @@ namespace EightBit {
 			return limit;
 		}
 
-		uint8_t peek(const uint16_t address) {
+		uint8_t peek(const uint16_t address) const {
 			return BYTES()[address];
 		}
 
 	protected:
+		const std::vector<uint8_t>& BYTES() const { return m_bytes; }
 		std::vector<uint8_t>& BYTES() { return m_bytes; }
 
 		void poke(const uint16_t address, const uint8_t value) {