HOM_ErrorUtil.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * COMMENTS:
 */

#ifndef __HOM_ErrorUtil_h__
#define __HOM_ErrorUtil_h__

#include "HOM_API.h"
#include "HOM_Errors.h"

#ifdef SWIG

// We can't use templates here because SWIG doesn't seem to be able to handle
// the syntax. Just provide the single case we need in hom.i right now.
static inline void
HOMthrowIfNone(const char *pointer, const char *msg, bool allow_empty)
{
    // We must throw a value error to match what SWIG might do if it
    // type-checked for None itself.
    if (!pointer || (!allow_empty && !*pointer))
        throw HOM_ValueError(msg);
}

#else // !defined(SWIG)

#include <SYS/SYS_Inline.h>

template <typename T>
void
HOMthrowIfNone(const T *pointer, const char *msg, bool allow_empty = true)
{
    // We must throw a value error to match what SWIG might do if it
    // type-checked for None itself.
    if (!pointer)
        throw HOM_ValueError(msg);
}

template <>
SYS_STATIC_INLINE void
HOMthrowIfNone<char>(const char *pointer, const char *msg, bool allow_empty)
{
    // We must throw a value error to match what SWIG might do if it
    // type-checked for None itself.
    if (!pointer || (!allow_empty && !*pointer))
        throw HOM_ValueError(msg);
}

#endif

#endif // __HOM_ErrorUtil_h__