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// **********************************************************************
//
// Copyright (c) 2004
// ZeroC, Inc.
// Billerica, MA, USA
//
// All Rights Reserved.
//
// Ice is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License version 2 as published by
// the Free Software Foundation.
//
// **********************************************************************
#include <FreezeScript/Error.h>
#include <FreezeScript/Exception.h>
#include <FreezeScript/Util.h>
using namespace std;
//
// ErrorReporter
//
FreezeScript::ErrorReporter::ErrorReporter(ostream& out, bool suppress) :
_out(out), _suppress(suppress)
{
}
ostream&
FreezeScript::ErrorReporter::stream() const
{
return _out;
}
void
FreezeScript::ErrorReporter::warning(const string& msg)
{
ostringstream ostr;
if(!_descName.empty())
{
ostr << "warning in <" << _descName << "> descriptor, line " << _descLine << ": " << msg << endl;
}
else
{
ostr << "warning: " << msg << endl;
}
string warn = ostr.str();
if(_suppress)
{
map<string, bool>::iterator p = _warningHistory.find(warn);
if(p != _warningHistory.end())
{
return;
}
_warningHistory.insert(map<string, bool>::value_type(warn, true));
}
_out << warn;
}
void
FreezeScript::ErrorReporter::error(const string& msg)
{
ostringstream ostr;
if(!_descName.empty())
{
ostr << "error in <" << _descName << "> descriptor, line " << _descLine << ": " << msg << endl;
}
else
{
ostr << "error: " << msg << endl;
}
throw FailureException(__FILE__, __LINE__, ostr.str());
}
void
FreezeScript::ErrorReporter::typeMismatchError(const Slice::TypePtr& expected, const Slice::TypePtr& received,
bool fatal)
{
ostringstream ostr;
ostr << "type mismatch: expected " << typeToString(expected) << " but received " << typeToString(received);
if(fatal)
{
error(ostr.str());
}
else
{
warning(ostr.str());
}
}
void
FreezeScript::ErrorReporter::conversionError(const string& value, const Slice::TypePtr& type, bool fatal)
{
ostringstream ostr;
ostr << "unable to convert `" << value << "' to " << typeToString(type);
if(fatal)
{
error(ostr.str());
}
else
{
warning(ostr.str());
}
}
void
FreezeScript::ErrorReporter::rangeError(const string& value, const Slice::TypePtr& type, bool fatal)
{
ostringstream ostr;
ostr << "value `" << value << "' is out of range for type " << typeToString(type);
if(fatal)
{
error(ostr.str());
}
else
{
warning(ostr.str());
}
}
void
FreezeScript::ErrorReporter::expressionSyntaxError(const string& msg)
{
assert(!_expression.empty());
ostringstream ostr;
ostr << "syntax error in expression `" << _expression << "': " << msg;
error(ostr.str());
}
void
FreezeScript::ErrorReporter::descriptorError(const string& msg, int line)
{
ostringstream ostr;
ostr << "XML error on line " << line << ":" << endl << msg;
error(ostr.str());
}
void
FreezeScript::ErrorReporter::setDescriptor(const string& name, int line)
{
_descName = name;
_descLine = line;
}
void
FreezeScript::ErrorReporter::getDescriptor(string& name, int& line)
{
name = _descName;
line = _descLine;
}
void
FreezeScript::ErrorReporter::clearDescriptor()
{
_descName.clear();
}
void
FreezeScript::ErrorReporter::setExpression(const string& expr)
{
_expression = expr;
}
void
FreezeScript::ErrorReporter::clearExpression()
{
_expression.clear();
}
//
// DescriptorErrorContext
//
FreezeScript::DescriptorErrorContext::DescriptorErrorContext(const ErrorReporterPtr& errorReporter, const string& name,
int line) :
_errorReporter(errorReporter)
{
//
// Save the existing descriptor information before changing it.
//
_errorReporter->getDescriptor(_name, _line);
_errorReporter->setDescriptor(name, line);
}
FreezeScript::DescriptorErrorContext::~DescriptorErrorContext()
{
//
// Restore the original descriptor information.
//
_errorReporter->setDescriptor(_name, _line);
}
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