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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 Lefteris <lefteris@ethdev.com>
* @date 2014
* Takes the parsed AST and produces the Natspec documentation:
* https://github.com/ethereum/wiki/wiki/Ethereum-Natural-Specification-Format
*
* Can generally deal with JSON files
*/
#include <libsolidity/interface/Natspec.h>
#include <boost/range/irange.hpp>
#include <libsolidity/ast/AST.h>
using namespace std;
using namespace dev;
using namespace dev::solidity;
Json::Value Natspec::userDocumentation(ContractDefinition const& _contractDef)
{
Json::Value doc;
Json::Value methods(Json::objectValue);
auto constructorDefinition(_contractDef.constructor());
if (constructorDefinition)
{
string value = extractDoc(constructorDefinition->annotation().docTags, "notice");
if (!value.empty())
// add the constructor, only if we have any documentation to add
methods["constructor"] = Json::Value(value);
}
string notice = extractDoc(_contractDef.annotation().docTags, "notice");
if (!notice.empty())
doc["notice"] = Json::Value(notice);
for (auto const& it: _contractDef.interfaceFunctions())
if (it.second->hasDeclaration())
if (auto const* f = dynamic_cast<FunctionDefinition const*>(&it.second->declaration()))
{
string value = extractDoc(f->annotation().docTags, "notice");
if (!value.empty())
{
Json::Value user;
// since @notice is the only user tag if missing function should not appear
user["notice"] = Json::Value(value);
methods[it.second->externalSignature()] = user;
}
}
doc["methods"] = methods;
return doc;
}
Json::Value Natspec::devDocumentation(ContractDefinition const& _contractDef)
{
Json::Value doc;
Json::Value methods(Json::objectValue);
auto author = extractDoc(_contractDef.annotation().docTags, "author");
if (!author.empty())
doc["author"] = author;
auto title = extractDoc(_contractDef.annotation().docTags, "title");
if (!title.empty())
doc["title"] = title;
auto dev = extractDoc(_contractDef.annotation().docTags, "dev");
if (!dev.empty())
doc["details"] = Json::Value(dev);
auto constructorDefinition(_contractDef.constructor());
if (constructorDefinition)
{
Json::Value constructor(devDocumentation(constructorDefinition->annotation().docTags));
if (!constructor.empty())
// add the constructor, only if we have any documentation to add
methods["constructor"] = constructor;
}
for (auto const& it: _contractDef.interfaceFunctions())
{
if (!it.second->hasDeclaration())
continue;
if (auto fun = dynamic_cast<FunctionDefinition const*>(&it.second->declaration()))
{
Json::Value method(devDocumentation(fun->annotation().docTags));
if (!method.empty())
// add the function, only if we have any documentation to add
methods[it.second->externalSignature()] = method;
}
}
doc["methods"] = methods;
return doc;
}
string Natspec::extractDoc(multimap<string, DocTag> const& _tags, string const& _name)
{
string value;
auto range = _tags.equal_range(_name);
for (auto i = range.first; i != range.second; i++)
value += i->second.content;
return value;
}
Json::Value Natspec::devDocumentation(std::multimap<std::string, DocTag> const &_tags)
{
Json::Value json(Json::objectValue);
auto dev = extractDoc(_tags, "dev");
if (!dev.empty())
json["details"] = Json::Value(dev);
auto author = extractDoc(_tags, "author");
if (!author.empty())
json["author"] = author;
// for constructors, the "return" node will never exist. invalid tags
// will already generate an error within dev::solidity::DocStringAnalyzer.
auto ret = extractDoc(_tags, "return");
if (!ret.empty())
json["return"] = ret;
Json::Value params(Json::objectValue);
auto paramRange = _tags.equal_range("param");
for (auto i = paramRange.first; i != paramRange.second; ++i)
params[i->second.paramName] = Json::Value(i->second.content);
if (!params.empty())
json["params"] = params;
return json;
}
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