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/********************* -*- C++ -*- */
/** Assert.h
** Original author: mdeters
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.
**
** Assertion utility classes, functions, exceptions, and macros.
**/
#ifndef __CVC4__ASSERT_H
#define __CVC4__ASSERT_H
#include <string>
#include <cstdio>
#include <cstdarg>
#include "util/exception.h"
#include "cvc4_config.h"
#include "config.h"
namespace CVC4 {
class CVC4_PUBLIC AssertionException : public Exception {
protected:
void construct(const char* header, const char* extra,
const char* function, const char* file,
unsigned line, const char* fmt, ...) {
va_list args;
va_start(args, fmt);
construct(header, extra, function, file, line, fmt, args);
va_end(args);
}
void construct(const char* header, const char* extra,
const char* function, const char* file,
unsigned line, const char* fmt, va_list args);
void construct(const char* header, const char* extra,
const char* function, const char* file,
unsigned line);
AssertionException() : Exception() {}
public:
AssertionException(const char* extra, const char* function,
const char* file, unsigned line,
const char* fmt, ...) :
Exception() {
va_list args;
va_start(args, fmt);
construct("Assertion failure", extra, function, file, line, fmt, args);
va_end(args);
}
AssertionException(const char* extra, const char* function,
const char* file, unsigned line) :
Exception() {
construct("Assertion failure", extra, function, file, line);
}
};/* class AssertionException */
class CVC4_PUBLIC UnreachableCodeException : public AssertionException {
protected:
UnreachableCodeException() : AssertionException() {}
public:
UnreachableCodeException(const char* function, const char* file,
unsigned line, const char* fmt, ...) :
AssertionException() {
va_list args;
va_start(args, fmt);
construct("Unreachable code reached",
NULL, function, file, line, fmt, args);
va_end(args);
}
UnreachableCodeException(const char* function, const char* file,
unsigned line) :
AssertionException() {
construct("Unreachable code reached", NULL, function, file, line);
}
};/* class UnreachableCodeException */
class CVC4_PUBLIC UnhandledCaseException : public UnreachableCodeException {
protected:
UnhandledCaseException() : UnreachableCodeException() {}
public:
UnhandledCaseException(const char* function, const char* file,
unsigned line, const char* fmt, ...) :
UnreachableCodeException() {
va_list args;
va_start(args, fmt);
construct("Unhandled case encountered",
NULL, function, file, line, fmt, args);
va_end(args);
}
UnhandledCaseException(const char* function, const char* file,
unsigned line, int theCase) :
UnreachableCodeException() {
construct("Unhandled case encountered",
NULL, function, file, line, "The case was: %d", theCase);
}
UnhandledCaseException(const char* function, const char* file,
unsigned line) :
UnreachableCodeException() {
construct("Unhandled case encountered", NULL, function, file, line);
}
};/* class UnhandledCaseException */
class CVC4_PUBLIC IllegalArgumentException : public AssertionException {
protected:
IllegalArgumentException() : AssertionException() {}
public:
IllegalArgumentException(const char* argDesc, const char* function,
const char* file, unsigned line,
const char* fmt, ...) :
AssertionException() {
va_list args;
va_start(args, fmt);
construct("Illegal argument detected",
( std::string(argDesc) + " invalid" ).c_str(),
function, file, line, fmt, args);
va_end(args);
}
IllegalArgumentException(const char* argDesc, const char* function,
const char* file, unsigned line) :
AssertionException() {
construct("Illegal argument detected",
( std::string(argDesc) + " invalid" ).c_str(),
function, file, line);
}
IllegalArgumentException(const char* condStr, const char* argDesc,
const char* function, const char* file,
unsigned line, const char* fmt, ...) :
AssertionException() {
va_list args;
va_start(args, fmt);
construct("Illegal argument detected",
( std::string(argDesc) + " invalid; expected " +
condStr + " to hold" ).c_str(),
function, file, line, fmt, args);
va_end(args);
}
IllegalArgumentException(const char* condStr, const char* argDesc,
const char* function, const char* file,
unsigned line) :
AssertionException() {
construct("Illegal argument detected",
( std::string(argDesc) + " invalid; expected " +
condStr + " to hold" ).c_str(),
function, file, line);
}
};/* class IllegalArgumentException */
#define AlwaysAssert(cond, msg...) \
do { \
if(EXPECT_FALSE( ! (cond) )) { \
throw AssertionException(#cond, __PRETTY_FUNCTION__, __FILE__, __LINE__, ## msg); \
} \
} while(0)
#define Unreachable(msg...) \
throw UnreachableCodeException(__PRETTY_FUNCTION__, __FILE__, __LINE__, ## msg)
#define Unhandled(msg...) \
throw UnhandledCaseException(__PRETTY_FUNCTION__, __FILE__, __LINE__, ## msg)
#define IllegalArgument(arg, msg...) \
throw IllegalArgumentException(#arg, __PRETTY_FUNCTION__, __FILE__, __LINE__, ## msg)
#define CheckArgument(cond, arg, msg...) \
AlwaysAssertArgument(cond, arg, ## msg)
#define AlwaysAssertArgument(cond, arg, msg...) \
do { \
if(EXPECT_FALSE( ! (cond) )) { \
throw IllegalArgumentException(#cond, #arg, __PRETTY_FUNCTION__, __FILE__, __LINE__, ## msg); \
} \
} while(0)
#ifdef CVC4_ASSERTIONS
# define Assert(cond, msg...) AlwaysAssert(cond, ## msg)
# define AssertArgument(cond, arg, msg...) AlwaysAssertArgument(cond, arg, ## msg)
#else /* ! CVC4_ASSERTIONS */
# define Assert(cond, msg...) /*EXPECT_TRUE( cond )*/
# define AssertArgument(cond, arg, msg...) /*EXPECT_TRUE( cond )*/
#endif /* CVC4_ASSERTIONS */
}/* CVC4 namespace */
#endif /* __CVC4__ASSERT_H */
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