mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
140 lines
4.0 KiB
C++
140 lines
4.0 KiB
C++
/*
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This file is part of solidity.
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solidity 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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solidity 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 solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @author Christian <c@ethdev.com>
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* @date 2015
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* Parses and analyses the doc strings.
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* Stores the parsing results in the AST annotations and reports errors.
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*/
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#include <libsolidity/analysis/DocStringAnalyser.h>
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#include <libsolidity/ast/AST.h>
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#include <libsolidity/interface/ErrorReporter.h>
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#include <libsolidity/parsing/DocStringParser.h>
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using namespace std;
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using namespace dev;
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using namespace dev::solidity;
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bool DocStringAnalyser::analyseDocStrings(SourceUnit const& _sourceUnit)
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{
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m_errorOccured = false;
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_sourceUnit.accept(*this);
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return !m_errorOccured;
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}
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bool DocStringAnalyser::visit(ContractDefinition const& _contract)
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{
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static const set<string> validTags = set<string>{"author", "title", "dev", "notice"};
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parseDocStrings(_contract, _contract.annotation(), validTags, "contracts");
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return true;
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}
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bool DocStringAnalyser::visit(FunctionDefinition const& _function)
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{
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if (_function.isConstructor())
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handleConstructor(_function, _function, _function.annotation());
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else
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handleCallable(_function, _function, _function.annotation());
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return true;
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}
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bool DocStringAnalyser::visit(ModifierDefinition const& _modifier)
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{
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handleCallable(_modifier, _modifier, _modifier.annotation());
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return true;
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}
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bool DocStringAnalyser::visit(EventDefinition const& _event)
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{
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handleCallable(_event, _event, _event.annotation());
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return true;
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}
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void DocStringAnalyser::checkParameters(
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CallableDeclaration const& _callable,
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DocumentedAnnotation& _annotation
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)
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{
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set<string> validParams;
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for (auto const& p: _callable.parameters())
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validParams.insert(p->name());
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if (_callable.returnParameterList())
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for (auto const& p: _callable.returnParameterList()->parameters())
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validParams.insert(p->name());
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auto paramRange = _annotation.docTags.equal_range("param");
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for (auto i = paramRange.first; i != paramRange.second; ++i)
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if (!validParams.count(i->second.paramName))
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appendError(
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"Documented parameter \"" +
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i->second.paramName +
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"\" not found in the parameter list of the function."
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);
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}
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void DocStringAnalyser::handleConstructor(
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CallableDeclaration const& _callable,
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Documented const& _node,
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DocumentedAnnotation& _annotation
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)
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{
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static const set<string> validTags = set<string>{"author", "dev", "notice", "param"};
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parseDocStrings(_node, _annotation, validTags, "constructor");
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checkParameters(_callable, _annotation);
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}
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void DocStringAnalyser::handleCallable(
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CallableDeclaration const& _callable,
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Documented const& _node,
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DocumentedAnnotation& _annotation
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)
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{
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static const set<string> validTags = set<string>{"author", "dev", "notice", "return", "param"};
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parseDocStrings(_node, _annotation, validTags, "functions");
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checkParameters(_callable, _annotation);
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}
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void DocStringAnalyser::parseDocStrings(
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Documented const& _node,
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DocumentedAnnotation& _annotation,
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set<string> const& _validTags,
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string const& _nodeName
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)
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{
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DocStringParser parser;
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if (_node.documentation() && !_node.documentation()->empty())
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{
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if (!parser.parse(*_node.documentation(), m_errorReporter))
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m_errorOccured = true;
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_annotation.docTags = parser.tags();
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}
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for (auto const& docTag: _annotation.docTags)
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if (!_validTags.count(docTag.first))
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appendError("Doc tag @" + docTag.first + " not valid for " + _nodeName + ".");
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}
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void DocStringAnalyser::appendError(string const& _description)
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{
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m_errorOccured = true;
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m_errorReporter.docstringParsingError(_description);
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}
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