/* Try operation macros
-(C) 2017-2020 Niall Douglas <http://www.nedproductions.biz/> (20 commits)
+(C) 2017-2022 Niall Douglas <http://www.nedproductions.biz/> (20 commits)
File Created: July 2017
#define BOOST_OUTCOME_TRY_CALL_OVERLOAD(name, ...) \
BOOST_OUTCOME_TRY_OVERLOAD_GLUE(BOOST_OUTCOME_TRY_OVERLOAD_MACRO(name, BOOST_OUTCOME_TRY_COUNT_ARGS_MAX8(__VA_ARGS__)), (__VA_ARGS__))
-#ifndef BOOST_OUTCOME_TRY_LIKELY
-#if defined(__clang__) || defined(__GNUC__)
-#define BOOST_OUTCOME_TRY_LIKELY(expr) (__builtin_expect(!!(expr), true))
+#define _OUTCOME_TRY_RETURN_ARG_COUNT(_1_, _2_, _3_, _4_, _5_, _6_, _7_, _8_, count, ...) count
+#define _OUTCOME_TRY_EXPAND_ARGS(args) _OUTCOME_TRY_RETURN_ARG_COUNT args
+#define _OUTCOME_TRY_COUNT_ARGS_MAX8(...) _OUTCOME_TRY_EXPAND_ARGS((__VA_ARGS__, 8, 7, 6, 5, 4, 3, 2, 1, 0))
+#define _OUTCOME_TRY_OVERLOAD_MACRO2(name, count) name##count
+#define _OUTCOME_TRY_OVERLOAD_MACRO1(name, count) _OUTCOME_TRY_OVERLOAD_MACRO2(name, count)
+#define _OUTCOME_TRY_OVERLOAD_MACRO(name, count) _OUTCOME_TRY_OVERLOAD_MACRO1(name, count)
+#define _OUTCOME_TRY_OVERLOAD_GLUE(x, y) x y
+#define _OUTCOME_TRY_CALL_OVERLOAD(name, ...) \
+ _OUTCOME_TRY_OVERLOAD_GLUE(_OUTCOME_TRY_OVERLOAD_MACRO(name, _OUTCOME_TRY_COUNT_ARGS_MAX8(__VA_ARGS__)), (__VA_ARGS__))
+
+#ifndef BOOST_OUTCOME_TRY_LIKELY_IF
+#if(__cplusplus >= 202000L || _HAS_CXX20) && (!defined(__clang__) || __clang_major__ >= 12) && (!defined(__GNUC__) || defined(__clang__) || __GNUC__ >= 9)
+#define BOOST_OUTCOME_TRY_LIKELY_IF(...) if(__VA_ARGS__) [[likely]]
+#elif defined(__clang__) || defined(__GNUC__)
+#define BOOST_OUTCOME_TRY_LIKELY_IF(...) if(__builtin_expect(!!(__VA_ARGS__), true))
#else
-#define BOOST_OUTCOME_TRY_LIKELY(expr) (expr)
+#define BOOST_OUTCOME_TRY_LIKELY_IF(...) if(__VA_ARGS__)
#endif
#endif
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_UNPACK(...) __VA_ARGS__
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_DEDUCE3(unique, ...) auto unique = (__VA_ARGS__)
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_DEDUCE2(x) x
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_DEDUCE(unique, x, ...) BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_DEDUCE2(BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_DEDUCE3(unique, __VA_ARGS__))
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_SPECIFIED3(unique, x, y, ...) x unique = (__VA_ARGS__)
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_SPECIFIED2(x) x
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_SPECIFIED(unique, ...) \
+ BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_SPECIFIED2(BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_SPECIFIED3(unique, __VA_ARGS__))
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE1(...) BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_DEDUCE
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE2(...) BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_SPECIFIED
+#define BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE(unique, spec, ...) \
+ _OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE, BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_UNPACK spec) \
+ (unique, BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_UNPACK spec, __VA_ARGS__)
+
// Use if(!expr); else as some compilers assume else clauses are always unlikely
-#define BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- ; \
- else \
- return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
-#define BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(unique, __VA_ARGS__); \
- v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
-#define BOOST_OUTCOME_TRYV2_FAILURE_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(!BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
-#define BOOST_OUTCOME_TRY2_FAILURE_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_TRYV2_FAILURE_LIKELY(unique, __VA_ARGS__); \
- v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
+#define BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(unique, retstmt, spec, ...) \
+ BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE(unique, spec, __VA_ARGS__); \
+ BOOST_OUTCOME_TRY_LIKELY_IF(::BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique)); \
+ else retstmt ::BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
+#define BOOST_OUTCOME_TRYV3_FAILURE_LIKELY(unique, retstmt, spec, ...) \
+ BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE(unique, spec, __VA_ARGS__); \
+ BOOST_OUTCOME_TRY_LIKELY_IF(!BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique)) \
+ retstmt ::BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
+
+#define BOOST_OUTCOME_TRY2_VAR_SECOND2(x, var) var
+#define BOOST_OUTCOME_TRY2_VAR_SECOND3(x, y, ...) x y
+#define BOOST_OUTCOME_TRY2_VAR(spec) _OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_TRY2_VAR_SECOND, BOOST_OUTCOME_TRYV2_UNIQUE_STORAGE_UNPACK spec, spec)
+#define BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(unique, retstmt, var, ...) \
+ BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(unique, retstmt, var, __VA_ARGS__); \
+ BOOST_OUTCOME_TRY2_VAR(var) = ::BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
+#define BOOST_OUTCOME_TRY2_FAILURE_LIKELY(unique, retstmt, var, ...) \
+ BOOST_OUTCOME_TRYV3_FAILURE_LIKELY(unique, retstmt, var, __VA_ARGS__); \
+ BOOST_OUTCOME_TRY2_VAR(var) = ::BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
-#define BOOST_OUTCOME_CO_TRYV2_SUCCESS_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- ; \
- else \
- co_return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
-#define BOOST_OUTCOME_CO_TRY2_SUCCESS_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_CO_TRYV2_SUCCESS_LIKELY(unique, __VA_ARGS__); \
- v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
-#define BOOST_OUTCOME_CO_TRYV2_FAILURE_LIKELY(unique, ...) \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(!BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- co_return BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique))
-#define BOOST_OUTCOME_CO_TRY2_FAILURE_LIKELY(unique, v, ...) \
- BOOST_OUTCOME_CO_TRYV2_FAILURE_LIKELY(unique, __VA_ARGS__); \
- v = BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique))
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define BOOST_OUTCOME_TRYV(...) BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, deduce, __VA_ARGS__)
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define BOOST_OUTCOME_TRYV_FAILURE_LIKELY(...) BOOST_OUTCOME_TRYV3_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, deduce, __VA_ARGS__)
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_TRYV(...) BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
+#define BOOST_OUTCOME_CO_TRYV(...) BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_return, deduce, __VA_ARGS__)
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_TRYV_FAILURE_LIKELY(...) BOOST_OUTCOME_TRYV2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
+#define BOOST_OUTCOME_CO_TRYV_FAILURE_LIKELY(...) BOOST_OUTCOME_TRYV3_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_return, deduce, __VA_ARGS__)
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_CO_TRYV(...) BOOST_OUTCOME_CO_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
+#define BOOST_OUTCOME_TRYV2(s, ...) BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, (s,), __VA_ARGS__)
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_CO_TRYV_FAILURE_LIKELY(...) BOOST_OUTCOME_CO_TRYV2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, __VA_ARGS__)
+#define BOOST_OUTCOME_TRYV2_FAILURE_LIKELY(s, ...) BOOST_OUTCOME_TRYV3_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, (s,), __VA_ARGS__)
+
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define BOOST_OUTCOME_CO_TRYV2(s, ...) BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_return, (s,), __VA_ARGS__)
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define BOOST_OUTCOME_CO_TRYV2_FAILURE_LIKELY(s, ...) BOOST_OUTCOME_TRYV3_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_return, s(,), __VA_ARGS__)
+
#if defined(__GNUC__) || defined(__clang__)
#define BOOST_OUTCOME_TRYX2(unique, retstmt, ...) \
({ \
- auto &&unique = (__VA_ARGS__); \
- if(BOOST_OUTCOME_TRY_LIKELY(BOOST_OUTCOME_V2_NAMESPACE::try_operation_has_value(unique))) \
- ; \
- else \
- retstmt BOOST_OUTCOME_V2_NAMESPACE::try_operation_return_as(static_cast<decltype(unique) &&>(unique)); \
- BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique)); \
+ BOOST_OUTCOME_TRYV2_SUCCESS_LIKELY(unique, retstmt, deduce, __VA_ARGS__); \
+ ::BOOST_OUTCOME_V2_NAMESPACE::try_operation_extract_value(static_cast<decltype(unique) &&>(unique)); \
})
/*! AWAITING HUGO JSON CONVERSION TOOL
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_TRYA(v, ...) BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, auto &&v, __VA_ARGS__)
+#define BOOST_OUTCOME_TRYA(v, ...) BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, v, __VA_ARGS__)
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, auto &&v, __VA_ARGS__)
+#define BOOST_OUTCOME_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, v, __VA_ARGS__)
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_CO_TRYA(v, ...) BOOST_OUTCOME_CO_TRY2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, auto &&v, __VA_ARGS__)
+#define BOOST_OUTCOME_CO_TRYA(v, ...) BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_return, v, __VA_ARGS__)
/*! AWAITING HUGO JSON CONVERSION TOOL
SIGNATURE NOT RECOGNISED
*/
-#define BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_CO_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, auto &&v, __VA_ARGS__)
+#define BOOST_OUTCOME_CO_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_return, v, __VA_ARGS__)
#define BOOST_OUTCOME_TRY_INVOKE_TRY8(a, b, c, d, e, f, g, h) BOOST_OUTCOME_TRYA(a, b, c, d, e, f, g, h)
*/
#define BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(BOOST_OUTCOME_CO_TRY_FAILURE_LIKELY_INVOKE_TRY, __VA_ARGS__)
+
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_TRYA(v, ...) BOOST_OUTCOME_TRY2_SUCCESS_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, deduce, auto &&v, __VA_ARGS__)
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, return, deduce, auto &&v, __VA_ARGS__)
+
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_CO_TRYA(v, ...) BOOST_OUTCOME_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_return, deduce, auto &&v, __VA_ARGS__)
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_CO_TRYA_FAILURE_LIKELY(v, ...) BOOST_OUTCOME_TRY2_FAILURE_LIKELY(BOOST_OUTCOME_TRY_UNIQUE_NAME, co_retrn, deduce, auto &&v, __VA_ARGS__)
+
+
+#define OUTCOME21_TRY_INVOKE_TRY8(a, b, c, d, e, f, g, h) OUTCOME21_TRYA(a, b, c, d, e, f, g, h)
+#define OUTCOME21_TRY_INVOKE_TRY7(a, b, c, d, e, f, g) OUTCOME21_TRYA(a, b, c, d, e, f, g)
+#define OUTCOME21_TRY_INVOKE_TRY6(a, b, c, d, e, f) OUTCOME21_TRYA(a, b, c, d, e, f)
+#define OUTCOME21_TRY_INVOKE_TRY5(a, b, c, d, e) OUTCOME21_TRYA(a, b, c, d, e)
+#define OUTCOME21_TRY_INVOKE_TRY4(a, b, c, d) OUTCOME21_TRYA(a, b, c, d)
+#define OUTCOME21_TRY_INVOKE_TRY3(a, b, c) OUTCOME21_TRYA(a, b, c)
+#define OUTCOME21_TRY_INVOKE_TRY2(a, b) OUTCOME21_TRYA(a, b)
+#define OUTCOME21_TRY_INVOKE_TRY1(a) BOOST_OUTCOME_TRYV(a)
+
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_TRY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(OUTCOME21_TRY_INVOKE_TRY, __VA_ARGS__)
+
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY8(a, b, c, d, e, f, g, h) OUTCOME21_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g, h)
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY7(a, b, c, d, e, f, g) OUTCOME21_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g)
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY6(a, b, c, d, e, f) OUTCOME21_TRYA_FAILURE_LIKELY(a, b, c, d, e, f)
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY5(a, b, c, d, e) OUTCOME21_TRYA_FAILURE_LIKELY(a, b, c, d, e)
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY4(a, b, c, d) OUTCOME21_TRYA_FAILURE_LIKELY(a, b, c, d)
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY3(a, b, c) OUTCOME21_TRYA_FAILURE_LIKELY(a, b, c)
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY2(a, b) OUTCOME21_TRYA_FAILURE_LIKELY(a, b)
+#define OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY1(a) BOOST_OUTCOME_TRYV_FAILURE_LIKELY(a)
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_TRY_FAILURE_LIKELY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(OUTCOME21_TRY_FAILURE_LIKELY_INVOKE_TRY, __VA_ARGS__)
+
+#define OUTCOME21_CO_TRY_INVOKE_TRY8(a, b, c, d, e, f, g, h) OUTCOME21_CO_TRYA(a, b, c, d, e, f, g, h)
+#define OUTCOME21_CO_TRY_INVOKE_TRY7(a, b, c, d, e, f, g) OUTCOME21_CO_TRYA(a, b, c, d, e, f, g)
+#define OUTCOME21_CO_TRY_INVOKE_TRY6(a, b, c, d, e, f) OUTCOME21_CO_TRYA(a, b, c, d, e, f)
+#define OUTCOME21_CO_TRY_INVOKE_TRY5(a, b, c, d, e) OUTCOME21_CO_TRYA(a, b, c, d, e)
+#define OUTCOME21_CO_TRY_INVOKE_TRY4(a, b, c, d) OUTCOME21_CO_TRYA(a, b, c, d)
+#define OUTCOME21_CO_TRY_INVOKE_TRY3(a, b, c) OUTCOME21_CO_TRYA(a, b, c)
+#define OUTCOME21_CO_TRY_INVOKE_TRY2(a, b) OUTCOME21_CO_TRYA(a, b)
+#define OUTCOME21_CO_TRY_INVOKE_TRY1(a) BOOST_OUTCOME_CO_TRYV(a)
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_CO_TRY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(OUTCOME21_CO_TRY_INVOKE_TRY, __VA_ARGS__)
+
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY8(a, b, c, d, e, f, g, h) OUTCOME21_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g, h)
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY7(a, b, c, d, e, f, g) OUTCOME21_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e, f, g)
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY6(a, b, c, d, e, f) OUTCOME21_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e, f)
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY5(a, b, c, d, e) OUTCOME21_CO_TRYA_FAILURE_LIKELY(a, b, c, d, e)
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY4(a, b, c, d) OUTCOME21_CO_TRYA_FAILURE_LIKELY(a, b, c, d)
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY3(a, b, c) OUTCOME21_CO_TRYA_FAILURE_LIKELY(a, b, c)
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY2(a, b) OUTCOME21_CO_TRYA_FAILURE_LIKELY(a, b)
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY1(a) BOOST_OUTCOME_CO_TRYV_FAILURE_LIKELY(a)
+/*! AWAITING HUGO JSON CONVERSION TOOL
+SIGNATURE NOT RECOGNISED
+*/
+#define OUTCOME21_CO_TRY_FAILURE_LIKELY(...) BOOST_OUTCOME_TRY_CALL_OVERLOAD(OUTCOME21_CO_TRY_FAILURE_LIKELY_INVOKE_TRY, __VA_ARGS__)
+
+
#if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 8
#pragma GCC diagnostic pop
#endif
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