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/*************************************************************************
*
* Copyright 2016 Realm Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**************************************************************************/
#ifndef REALM_UTIL_ASSERT_HPP
#define REALM_UTIL_ASSERT_HPP
#include <realm/util/features.h>
#include <realm/util/terminate.hpp>
#if REALM_ENABLE_ASSERTIONS || defined(REALM_DEBUG)
#define REALM_ASSERTIONS_ENABLED 1
#else
#define REALM_ASSERTIONS_ENABLED 0
#endif
#define REALM_ASSERT_RELEASE(condition) \
(REALM_LIKELY(condition) ? static_cast<void>(0) \
: realm::util::terminate("Assertion failed: " #condition, __FILE__, __LINE__))
#if REALM_ASSERTIONS_ENABLED
#define REALM_ASSERT(condition) REALM_ASSERT_RELEASE(condition)
#else
#define REALM_ASSERT(condition) static_cast<void>(sizeof bool(condition))
#endif
#ifdef REALM_DEBUG
#define REALM_ASSERT_DEBUG(condition) REALM_ASSERT_RELEASE(condition)
#else
#define REALM_ASSERT_DEBUG(condition) static_cast<void>(sizeof bool(condition))
#endif
#define REALM_STRINGIFY(X) #X
#define REALM_ASSERT_RELEASE_EX(condition, ...) \
(REALM_LIKELY(condition) ? static_cast<void>(0) \
: realm::util::terminate_with_info("Assertion failed: " #condition, __LINE__, __FILE__, \
REALM_STRINGIFY((__VA_ARGS__)), __VA_ARGS__))
#ifdef REALM_DEBUG
#define REALM_ASSERT_DEBUG_EX REALM_ASSERT_RELEASE_EX
#else
#define REALM_ASSERT_DEBUG_EX(condition, ...) static_cast<void>(sizeof bool(condition))
#endif
// Becase the assert is used in noexcept methods, it's a bad idea to allocate
// buffer space for the message so therefore we must pass it to terminate which
// will 'cerr' it for us without needing any buffer
#if REALM_ENABLE_ASSERTIONS || defined(REALM_DEBUG)
#define REALM_ASSERT_EX REALM_ASSERT_RELEASE_EX
#define REALM_ASSERT_3(left, cmp, right) \
(REALM_LIKELY((left)cmp(right)) ? static_cast<void>(0) \
: realm::util::terminate("Assertion failed: " \
"" #left " " #cmp " " #right, \
__FILE__, __LINE__, left, right))
#define REALM_ASSERT_7(left1, cmp1, right1, logical, left2, cmp2, right2) \
(REALM_LIKELY(((left1)cmp1(right1))logical((left2)cmp2(right2))) \
? static_cast<void>(0) \
: realm::util::terminate("Assertion failed: " \
"" #left1 " " #cmp1 " " #right1 " " #logical " " \
"" #left2 " " #cmp2 " " #right2, \
__FILE__, __LINE__, left1, right1, left2, right2))
#define REALM_ASSERT_11(left1, cmp1, right1, logical1, left2, cmp2, right2, logical2, left3, cmp3, right3) \
(REALM_LIKELY(((left1)cmp1(right1))logical1((left2)cmp2(right2)) logical2((left3)cmp3(right3))) \
? static_cast<void>(0) \
: realm::util::terminate("Assertion failed: " \
"" #left1 " " #cmp1 " " #right1 " " #logical1 " " \
"" #left2 " " #cmp2 " " #right2 " " #logical2 " " \
"" #left3 " " #cmp3 " " #right3, \
__FILE__, __LINE__, left1, right1, left2, right2, left3, right3))
#else
#define REALM_ASSERT_EX(condition, ...) static_cast<void>(sizeof bool(condition))
#define REALM_ASSERT_3(left, cmp, right) static_cast<void>(sizeof bool((left)cmp(right)))
#define REALM_ASSERT_7(left1, cmp1, right1, logical, left2, cmp2, right2) \
static_cast<void>(sizeof bool(((left1)cmp1(right1))logical((left2)cmp2(right2))))
#define REALM_ASSERT_11(left1, cmp1, right1, logical1, left2, cmp2, right2, logical2, left3, cmp3, right3) \
static_cast<void>(sizeof bool(((left1)cmp1(right1))logical1((left2)cmp2(right2)) logical2((left3)cmp3(right3))))
#endif
#define REALM_UNREACHABLE() realm::util::terminate("Unreachable code", __FILE__, __LINE__)
#ifdef REALM_COVER
#define REALM_COVER_NEVER(x) false
#define REALM_COVER_ALWAYS(x) true
#else
#define REALM_COVER_NEVER(x) (x)
#define REALM_COVER_ALWAYS(x) (x)
#endif
#endif // REALM_UTIL_ASSERT_HPP
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