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-rw-r--r--libsolidity/interface/Exceptions.h132
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diff --git a/libsolidity/interface/Exceptions.h b/libsolidity/interface/Exceptions.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/>.
-*/
-/**
- * @author Christian <c@ethdev.com>
- * @date 2014
- * Solidity exception hierarchy.
- */
-
-#pragma once
-
-#include <string>
-#include <utility>
-#include <libdevcore/Exceptions.h>
-#include <libdevcore/Assertions.h>
-#include <libevmasm/SourceLocation.h>
-
-namespace dev
-{
-namespace solidity
-{
-class Error;
-using ErrorList = std::vector<std::shared_ptr<Error const>>;
-
-struct CompilerError: virtual Exception {};
-struct InternalCompilerError: virtual Exception {};
-struct FatalError: virtual Exception {};
-struct UnimplementedFeatureError: virtual Exception{};
-
-/// Assertion that throws an InternalCompilerError containing the given description if it is not met.
-#define solAssert(CONDITION, DESCRIPTION) \
- assertThrow(CONDITION, ::dev::solidity::InternalCompilerError, DESCRIPTION)
-
-#define solUnimplementedAssert(CONDITION, DESCRIPTION) \
- assertThrow(CONDITION, ::dev::solidity::UnimplementedFeatureError, DESCRIPTION)
-
-#define solUnimplemented(DESCRIPTION) \
- solUnimplementedAssert(false, DESCRIPTION)
-
-class Error: virtual public Exception
-{
-public:
- enum class Type
- {
- DeclarationError,
- DocstringParsingError,
- ParserError,
- TypeError,
- SyntaxError,
- Warning
- };
-
- explicit Error(
- Type _type,
- SourceLocation const& _location = SourceLocation(),
- std::string const& _description = std::string()
- );
-
- Error(Type _type, std::string const& _description, SourceLocation const& _location = SourceLocation());
-
- Type type() const { return m_type; }
- std::string const& typeName() const { return m_typeName; }
-
- /// helper functions
- static Error const* containsErrorOfType(ErrorList const& _list, Error::Type _type)
- {
- for (auto e: _list)
- {
- if (e->type() == _type)
- return e.get();
- }
- return nullptr;
- }
- static bool containsOnlyWarnings(ErrorList const& _list)
- {
- for (auto e: _list)
- {
- if (e->type() != Type::Warning)
- return false;
- }
- return true;
- }
-private:
- Type m_type;
- std::string m_typeName;
-};
-
-
-using errorSourceLocationInfo = std::pair<std::string, SourceLocation>;
-
-class SecondarySourceLocation
-{
-public:
- SecondarySourceLocation& append(std::string const& _errMsg, SourceLocation const& _sourceLocation)
- {
- infos.push_back(std::make_pair(_errMsg, _sourceLocation));
- return *this;
- }
- /// Limits the number of secondary source locations to 32 and appends a notice to the
- /// error message.
- void limitSize(std::string& _message)
- {
- size_t occurrences = infos.size();
- if (occurrences > 32)
- {
- infos.resize(32);
- _message += " Truncated from " + std::to_string(occurrences) + " to the first 32 occurrences.";
- }
- }
-
- std::vector<errorSourceLocationInfo> infos;
-};
-
-
-using errinfo_sourceLocation = boost::error_info<struct tag_sourceLocation, SourceLocation>;
-using errinfo_secondarySourceLocation = boost::error_info<struct tag_secondarySourceLocation, SecondarySourceLocation>;
-
-}
-}