2019-03-05 16:20:28 +00:00
|
|
|
/*
|
|
|
|
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/>.
|
|
|
|
*/
|
2020-07-17 14:54:12 +00:00
|
|
|
// SPDX-License-Identifier: GPL-3.0
|
2019-03-05 16:20:28 +00:00
|
|
|
/**
|
|
|
|
* Container of (unparsed) Yul functions identified by name which are meant to be generated
|
|
|
|
* only once.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <libsolidity/codegen/MultiUseYulFunctionCollector.h>
|
|
|
|
|
|
|
|
#include <liblangutil/Exceptions.h>
|
2021-03-07 20:08:20 +00:00
|
|
|
#include <libsolutil/Whiskers.h>
|
|
|
|
#include <libsolutil/StringUtils.h>
|
2019-03-05 16:20:28 +00:00
|
|
|
|
|
|
|
using namespace std;
|
2019-12-11 16:31:36 +00:00
|
|
|
using namespace solidity;
|
|
|
|
using namespace solidity::frontend;
|
2021-03-07 20:08:20 +00:00
|
|
|
using namespace solidity::util;
|
2019-03-05 16:20:28 +00:00
|
|
|
|
|
|
|
string MultiUseYulFunctionCollector::requestedFunctions()
|
|
|
|
{
|
2022-08-23 17:28:45 +00:00
|
|
|
string result = std::move(m_code);
|
2021-09-07 15:37:36 +00:00
|
|
|
m_code.clear();
|
2019-03-05 16:20:28 +00:00
|
|
|
m_requestedFunctions.clear();
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
string MultiUseYulFunctionCollector::createFunction(string const& _name, function<string ()> const& _creator)
|
|
|
|
{
|
|
|
|
if (!m_requestedFunctions.count(_name))
|
|
|
|
{
|
2021-09-07 15:37:36 +00:00
|
|
|
m_requestedFunctions.insert(_name);
|
2019-03-05 16:20:28 +00:00
|
|
|
string fun = _creator();
|
|
|
|
solAssert(!fun.empty(), "");
|
2020-09-18 11:46:02 +00:00
|
|
|
solAssert(fun.find("function " + _name + "(") != string::npos, "Function not properly named.");
|
2022-08-23 17:28:45 +00:00
|
|
|
m_code += std::move(fun);
|
2019-03-05 16:20:28 +00:00
|
|
|
}
|
|
|
|
return _name;
|
|
|
|
}
|
2021-03-07 20:08:20 +00:00
|
|
|
|
|
|
|
string MultiUseYulFunctionCollector::createFunction(
|
|
|
|
string const& _name,
|
|
|
|
function<string(vector<string>&, vector<string>&)> const& _creator
|
|
|
|
)
|
|
|
|
{
|
|
|
|
solAssert(!_name.empty(), "");
|
|
|
|
if (!m_requestedFunctions.count(_name))
|
|
|
|
{
|
2021-09-07 15:37:36 +00:00
|
|
|
m_requestedFunctions.insert(_name);
|
2021-03-07 20:08:20 +00:00
|
|
|
vector<string> arguments;
|
|
|
|
vector<string> returnParameters;
|
|
|
|
string body = _creator(arguments, returnParameters);
|
|
|
|
solAssert(!body.empty(), "");
|
|
|
|
|
2021-09-07 15:37:36 +00:00
|
|
|
m_code += Whiskers(R"(
|
2021-03-07 20:08:20 +00:00
|
|
|
function <functionName>(<args>)<?+retParams> -> <retParams></+retParams> {
|
|
|
|
<body>
|
|
|
|
}
|
|
|
|
)")
|
|
|
|
("functionName", _name)
|
|
|
|
("args", joinHumanReadable(arguments))
|
|
|
|
("retParams", joinHumanReadable(returnParameters))
|
|
|
|
("body", body)
|
2021-09-07 15:37:36 +00:00
|
|
|
.render();
|
2021-03-07 20:08:20 +00:00
|
|
|
}
|
|
|
|
return _name;
|
|
|
|
}
|