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author | Christian Parpart <christian@ethereum.org> | 2018-11-14 21:59:30 +0800 |
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committer | Alex Beregszaszi <alex@rtfs.hu> | 2018-11-22 02:58:12 +0800 |
commit | 87821c53c3a73d3e35a0e50a7c159d9aa5d6b253 (patch) | |
tree | d0335db1bfe77f91168e14599e943105b7c9a2c3 /libsolidity/parsing/ParserBase.cpp | |
parent | d47707abaddfd6820d8ff1f9ec5ec0d2a61ee622 (diff) | |
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Isolating files shared between Yul- and Solidity language frontend.
Diffstat (limited to 'libsolidity/parsing/ParserBase.cpp')
-rw-r--r-- | libsolidity/parsing/ParserBase.cpp | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/libsolidity/parsing/ParserBase.cpp b/libsolidity/parsing/ParserBase.cpp deleted file mode 100644 index 1d4cb1e2..00000000 --- a/libsolidity/parsing/ParserBase.cpp +++ /dev/null @@ -1,115 +0,0 @@ -/* - 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 2016 - * Solidity parser shared functionality. - */ - -#include <libsolidity/parsing/ParserBase.h> -#include <libsolidity/parsing/Scanner.h> -#include <libsolidity/interface/ErrorReporter.h> - -using namespace std; -using namespace dev; -using namespace dev::solidity; - -std::shared_ptr<string const> const& ParserBase::sourceName() const -{ - return m_scanner->sourceName(); -} - -int ParserBase::position() const -{ - return m_scanner->currentLocation().start; -} - -int ParserBase::endPosition() const -{ - return m_scanner->currentLocation().end; -} - -Token ParserBase::currentToken() const -{ - return m_scanner->currentToken(); -} - -Token ParserBase::peekNextToken() const -{ - return m_scanner->peekNextToken(); -} - -std::string ParserBase::currentLiteral() const -{ - return m_scanner->currentLiteral(); -} - -Token ParserBase::advance() -{ - return m_scanner->next(); -} - -void ParserBase::expectToken(Token _value, bool _advance) -{ - Token tok = m_scanner->currentToken(); - if (tok != _value) - { - auto tokenName = [this](Token _token) - { - if (_token == Token::Identifier) - return string("identifier"); - else if (_token == Token::EOS) - return string("end of source"); - else if (TokenTraits::isReservedKeyword(_token)) - return string("reserved keyword '") + TokenTraits::friendlyName(_token) + "'"; - else if (TokenTraits::isElementaryTypeName(_token)) //for the sake of accuracy in reporting - { - ElementaryTypeNameToken elemTypeName = m_scanner->currentElementaryTypeNameToken(); - return string("'") + elemTypeName.toString() + "'"; - } - else - return string("'") + TokenTraits::friendlyName(_token) + "'"; - }; - - fatalParserError(string("Expected ") + tokenName(_value) + string(" but got ") + tokenName(tok)); - } - if (_advance) - m_scanner->next(); -} - -void ParserBase::increaseRecursionDepth() -{ - m_recursionDepth++; - if (m_recursionDepth >= 2560) - fatalParserError("Maximum recursion depth reached during parsing."); -} - -void ParserBase::decreaseRecursionDepth() -{ - solAssert(m_recursionDepth > 0, ""); - m_recursionDepth--; -} - -void ParserBase::parserError(string const& _description) -{ - m_errorReporter.parserError(SourceLocation(position(), endPosition(), sourceName()), _description); -} - -void ParserBase::fatalParserError(string const& _description) -{ - m_errorReporter.fatalParserError(SourceLocation(position(), endPosition(), sourceName()), _description); -} |