mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
511 lines
11 KiB
C++
511 lines
11 KiB
C++
/*
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This file is part of cpp-ethereum.
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cpp-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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cpp-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @author Lefteris <lefteris@ethdev.com>
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* @date 2015
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* Converts the AST into json format
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*/
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#include <libsolidity/ast/ASTJsonConverter.h>
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#include <boost/algorithm/string/join.hpp>
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#include <libsolidity/ast/AST.h>
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using namespace std;
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namespace dev
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{
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namespace solidity
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{
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void ASTJsonConverter::addKeyValue(Json::Value& _obj, string const& _key, string const& _val)
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{
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// special handling for booleans
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if (_key == "const" || _key == "public" || _key == "local" ||
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_key == "lvalue" || _key == "local_lvalue" || _key == "prefix")
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_obj[_key] = (_val == "1") ? true : false;
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else
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// else simply add it as a string
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_obj[_key] = _val;
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}
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void ASTJsonConverter::addJsonNode(
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ASTNode const& _node,
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string const& _nodeName,
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initializer_list<pair<string const, string const>> _list,
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bool _hasChildren = false
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)
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{
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Json::Value node;
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node["id"] = reinterpret_cast<Json::UInt64>(&_node);
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node["src"] = sourceLocationToString(_node.location());
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node["name"] = _nodeName;
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if (_list.size() != 0)
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{
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Json::Value attrs;
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for (auto& e: _list)
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addKeyValue(attrs, e.first, e.second);
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node["attributes"] = attrs;
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}
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m_jsonNodePtrs.top()->append(node);
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if (_hasChildren)
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{
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Json::Value& addedNode = (*m_jsonNodePtrs.top())[m_jsonNodePtrs.top()->size() - 1];
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Json::Value children(Json::arrayValue);
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addedNode["children"] = children;
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m_jsonNodePtrs.push(&addedNode["children"]);
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}
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}
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string ASTJsonConverter::sourceLocationToString(SourceLocation const& _location) const
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{
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int sourceIndex{-1};
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if (_location.sourceName && m_sourceIndices.count(*_location.sourceName))
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sourceIndex = m_sourceIndices.at(*_location.sourceName);
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int length = -1;
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if (_location.start >= 0 && _location.end >= 0)
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length = _location.end - _location.start;
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return std::to_string(_location.start) + ":" + std::to_string(length) + ":" + std::to_string(sourceIndex);
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}
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ASTJsonConverter::ASTJsonConverter(
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ASTNode const& _ast,
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map<string, unsigned> const& _sourceIndices
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): m_ast(&_ast), m_sourceIndices(_sourceIndices)
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{
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Json::Value children(Json::arrayValue);
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m_astJson["name"] = "root";
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m_astJson["children"] = children;
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m_jsonNodePtrs.push(&m_astJson["children"]);
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}
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void ASTJsonConverter::print(ostream& _stream)
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{
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process();
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_stream << m_astJson;
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}
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Json::Value const& ASTJsonConverter::json()
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{
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process();
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return m_astJson;
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}
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bool ASTJsonConverter::visit(ImportDirective const& _node)
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{
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addJsonNode(_node, "Import", { make_pair("file", _node.path())});
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return true;
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}
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bool ASTJsonConverter::visit(ContractDefinition const& _node)
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{
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addJsonNode(_node, "Contract", { make_pair("name", _node.name()) }, true);
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return true;
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}
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bool ASTJsonConverter::visit(StructDefinition const& _node)
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{
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addJsonNode(_node, "Struct", { make_pair("name", _node.name()) }, true);
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return true;
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}
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bool ASTJsonConverter::visit(ParameterList const& _node)
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{
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addJsonNode(_node, "ParameterList", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(FunctionDefinition const& _node)
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{
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addJsonNode(_node, "Function",
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{ make_pair("name", _node.name()),
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make_pair("public", boost::lexical_cast<std::string>(_node.isPublic())),
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make_pair("const", boost::lexical_cast<std::string>(_node.isDeclaredConst())) },
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true);
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return true;
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}
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bool ASTJsonConverter::visit(VariableDeclaration const& _node)
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{
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addJsonNode(_node, "VariableDeclaration", {
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make_pair("name", _node.name()),
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make_pair("name", _node.name()),
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}, true);
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return true;
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}
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bool ASTJsonConverter::visit(TypeName const&)
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{
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return true;
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}
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bool ASTJsonConverter::visit(ElementaryTypeName const& _node)
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{
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addJsonNode(_node, "ElementaryTypeName", { make_pair("name", _node.typeName().toString()) });
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return true;
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}
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bool ASTJsonConverter::visit(UserDefinedTypeName const& _node)
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{
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addJsonNode(_node, "UserDefinedTypeName", {
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make_pair("name", boost::algorithm::join(_node.namePath(), "."))
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});
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return true;
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}
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bool ASTJsonConverter::visit(Mapping const& _node)
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{
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addJsonNode(_node, "Mapping", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(InlineAssembly const& _node)
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{
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addJsonNode(_node, "InlineAssembly", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(Block const& _node)
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{
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addJsonNode(_node, "Block", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(IfStatement const& _node)
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{
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addJsonNode(_node, "IfStatement", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(WhileStatement const& _node)
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{
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addJsonNode(_node, "WhileStatement", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(ForStatement const& _node)
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{
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addJsonNode(_node, "ForStatement", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(Continue const& _node)
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{
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addJsonNode(_node, "Continue", {});
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return true;
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}
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bool ASTJsonConverter::visit(Break const& _node)
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{
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addJsonNode(_node, "Break", {});
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return true;
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}
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bool ASTJsonConverter::visit(Return const& _node)
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{
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addJsonNode(_node, "Return", {}, true);;
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return true;
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}
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bool ASTJsonConverter::visit(Throw const& _node)
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{
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addJsonNode(_node, "Throw", {}, true);;
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return true;
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}
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bool ASTJsonConverter::visit(VariableDeclarationStatement const& _node)
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{
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addJsonNode(_node, "VariableDefinition", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(ExpressionStatement const& _node)
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{
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addJsonNode(_node, "ExpressionStatement", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(Conditional const& _node)
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{
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addJsonNode(_node, "Conditional", {}, true);
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return true;
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}
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bool ASTJsonConverter::visit(Assignment const& _node)
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{
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addJsonNode(_node, "Assignment",
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{ make_pair("operator", Token::toString(_node.assignmentOperator())),
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make_pair("type", type(_node)) },
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true);
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return true;
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}
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bool ASTJsonConverter::visit(TupleExpression const& _node)
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{
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addJsonNode(_node, "TupleExpression",{}, true);
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return true;
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}
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bool ASTJsonConverter::visit(UnaryOperation const& _node)
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{
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addJsonNode(_node, "UnaryOperation",
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{ make_pair("prefix", boost::lexical_cast<std::string>(_node.isPrefixOperation())),
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make_pair("operator", Token::toString(_node.getOperator())),
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make_pair("type", type(_node)) },
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true);
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return true;
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}
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bool ASTJsonConverter::visit(BinaryOperation const& _node)
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{
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addJsonNode(_node, "BinaryOperation", {
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make_pair("operator", Token::toString(_node.getOperator())),
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make_pair("type", type(_node))
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}, true);
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return true;
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}
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bool ASTJsonConverter::visit(FunctionCall const& _node)
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{
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addJsonNode(_node, "FunctionCall", {
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make_pair("type_conversion", boost::lexical_cast<std::string>(_node.annotation().isTypeConversion)),
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make_pair("type", type(_node))
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}, true);
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return true;
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}
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bool ASTJsonConverter::visit(NewExpression const& _node)
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{
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addJsonNode(_node, "NewExpression", { make_pair("type", type(_node)) }, true);
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return true;
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}
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bool ASTJsonConverter::visit(MemberAccess const& _node)
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{
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addJsonNode(_node, "MemberAccess",
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{ make_pair("member_name", _node.memberName()),
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make_pair("type", type(_node)) },
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true);
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return true;
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}
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bool ASTJsonConverter::visit(IndexAccess const& _node)
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{
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addJsonNode(_node, "IndexAccess", { make_pair("type", type(_node)) }, true);
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return true;
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}
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bool ASTJsonConverter::visit(Identifier const& _node)
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{
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addJsonNode(_node, "Identifier",
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{ make_pair("value", _node.name()), make_pair("type", type(_node)) });
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return true;
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}
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bool ASTJsonConverter::visit(ElementaryTypeNameExpression const& _node)
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{
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addJsonNode(_node, "ElementaryTypenameExpression",
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{ make_pair("value", _node.typeName().toString()), make_pair("type", type(_node)) });
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return true;
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}
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bool ASTJsonConverter::visit(Literal const& _node)
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{
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char const* tokenString = Token::toString(_node.token());
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addJsonNode(_node, "Literal",
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{ make_pair("string", (tokenString) ? tokenString : "null"),
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make_pair("value", _node.value()),
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make_pair("type", type(_node)) });
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return true;
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}
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void ASTJsonConverter::endVisit(ImportDirective const&)
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{
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}
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void ASTJsonConverter::endVisit(ContractDefinition const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(StructDefinition const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(ParameterList const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(FunctionDefinition const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(VariableDeclaration const&)
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{
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}
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void ASTJsonConverter::endVisit(TypeName const&)
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{
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}
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void ASTJsonConverter::endVisit(ElementaryTypeName const&)
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{
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}
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void ASTJsonConverter::endVisit(UserDefinedTypeName const&)
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{
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}
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void ASTJsonConverter::endVisit(Mapping const&)
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{
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}
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void ASTJsonConverter::endVisit(InlineAssembly const&)
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{
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}
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void ASTJsonConverter::endVisit(Block const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(IfStatement const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(WhileStatement const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(ForStatement const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(Continue const&)
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{
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}
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void ASTJsonConverter::endVisit(Break const&)
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{
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}
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void ASTJsonConverter::endVisit(Return const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(Throw const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(VariableDeclarationStatement const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(ExpressionStatement const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(Conditional const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(Assignment const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(TupleExpression const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(UnaryOperation const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(BinaryOperation const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(FunctionCall const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(NewExpression const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(MemberAccess const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(IndexAccess const&)
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{
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goUp();
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}
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void ASTJsonConverter::endVisit(Identifier const&)
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{
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}
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void ASTJsonConverter::endVisit(ElementaryTypeNameExpression const&)
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{
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}
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void ASTJsonConverter::endVisit(Literal const&)
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{
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}
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void ASTJsonConverter::process()
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{
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if (!processed)
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m_ast->accept(*this);
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processed = true;
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}
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string ASTJsonConverter::type(Expression const& _expression)
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{
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return _expression.annotation().type ? _expression.annotation().type->toString() : "Unknown";
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}
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string ASTJsonConverter::type(VariableDeclaration const& _varDecl)
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{
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return _varDecl.annotation().type ? _varDecl.annotation().type->toString() : "Unknown";
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}
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}
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}
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