Panic codes.

libsolutil/ErrorCodes.h

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+/*
+	This file is part of solidity.
+
+	solidity is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	solidity is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with solidity.  If not, see <http://www.gnu.org/licenses/>.
+*/
+// SPDX-License-Identifier: GPL-3.0
+#pragma once
+
+#include <string>
+
+namespace solidity::util
+{
+
+enum class PanicCode
+{
+	Generic = 0x00, // generic / unspecified error.
+	Assert = 0x01, // generic / unspecified error. Used by assert().
+	UnderOverflow = 0x11, // arithmetic underflow or overflow
+	DivisionByZero = 0x12, // division or modulo by zero
+	EnumConversionError = 0x21, // enum conversion error
+	EmptyArrayPop = 0x31, // empty array pop
+	ArrayOutOfBounds = 0x32, // array out of bounds access
+	ResourceError = 0x41, // resource error (too large allocation or too large array)
+	InvalidInternalFunction = 0x51, // calling invalid internal function
+};
+
+}