From 169f4f7c93adc999d4954692367ddff9aa4524b3 Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Wed, 18 Aug 2021 13:56:45 +0100
Subject: [PATCH] Add Panic codes and Panic/Error declaration

---
 stdlib/errors.sol | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/stdlib/errors.sol b/stdlib/errors.sol
index 7ab8e8fb8a4b..00edab6c5c37 100644
--- a/stdlib/errors.sol
+++ b/stdlib/errors.sol
@@ -1,5 +1,19 @@
 // SPDX-License-Identifier: Apache-2.0
 
+uint constant PanicGeneric = 0x00;
+uint constant PanicAssert = 0x01;
+uint constant PanicUnderOverflow = 0x11;
+uint constant PanicDivisionByZero = 0x12;
+uint constant PanicEnumConversionError = 0x21;
+uint constant PanicStorageEncodingError = 0x22;
+uint constant PanicEmptyArrayPop = 0x31;
+uint constant PanicArrayOutOfBounds = 0x32;
+uint constant PanicResourceError = 0x41;
+uint constant PanicInvalidInternalFunction = 0x51;
+
+error Panic(uint code);
+error Error(string reason);
+
 function revert() {
   assembly {
     revert(0, 0)