You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
86 lines
2.7 KiB
86 lines
2.7 KiB
/*
|
|
This file is part of cpp-ethereum.
|
|
|
|
cpp-ethereum 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.
|
|
|
|
cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
/**
|
|
* @author Christian <c@ethdev.com>
|
|
* @date 2014
|
|
* Formatting functions for errors referencing positions and locations in the source.
|
|
*/
|
|
|
|
#include <libsolidity/SourceReferenceFormatter.h>
|
|
#include <libsolidity/CompilerStack.h>
|
|
#include <libsolidity/Scanner.h>
|
|
#include <libsolidity/Exceptions.h>
|
|
|
|
using namespace std;
|
|
|
|
namespace dev
|
|
{
|
|
namespace solidity
|
|
{
|
|
|
|
void SourceReferenceFormatter::printSourceLocation(ostream& _stream,
|
|
SourceLocation const& _location,
|
|
Scanner const& _scanner)
|
|
{
|
|
int startLine;
|
|
int startColumn;
|
|
tie(startLine, startColumn) = _scanner.translatePositionToLineColumn(_location.start);
|
|
int endLine;
|
|
int endColumn;
|
|
tie(endLine, endColumn) = _scanner.translatePositionToLineColumn(_location.end);
|
|
if (startLine == endLine)
|
|
{
|
|
_stream << _scanner.getLineAtPosition(_location.start) << endl
|
|
<< string(startColumn, ' ') << "^";
|
|
if (endColumn > startColumn + 2)
|
|
_stream << string(endColumn - startColumn - 2, '-');
|
|
if (endColumn > startColumn + 1)
|
|
_stream << "^";
|
|
_stream << endl;
|
|
}
|
|
else
|
|
_stream << _scanner.getLineAtPosition(_location.start) << endl
|
|
<< string(startColumn, ' ') << "^\n"
|
|
<< "Spanning multiple lines.\n";
|
|
}
|
|
|
|
void SourceReferenceFormatter::printExceptionInformation(ostream& _stream,
|
|
Exception const& _exception,
|
|
string const& _name,
|
|
CompilerStack const& _compiler)
|
|
{
|
|
SourceLocation const* location = boost::get_error_info<errinfo_sourceLocation>(_exception);
|
|
Scanner const* scanner;
|
|
|
|
if (location)
|
|
{
|
|
scanner = &_compiler.getScanner(*location->sourceName);
|
|
int startLine;
|
|
int startColumn;
|
|
tie(startLine, startColumn) = scanner->translatePositionToLineColumn(location->start);
|
|
_stream << *location->sourceName << ":" << (startLine + 1) << ":" << (startColumn + 1) << ": ";
|
|
}
|
|
_stream << _name;
|
|
if (string const* description = boost::get_error_info<errinfo_comment>(_exception))
|
|
_stream << ": " << *description << endl;
|
|
|
|
if (location)
|
|
printSourceLocation(_stream, *location, *scanner);
|
|
}
|
|
|
|
}
|
|
}
|
|
|