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Allow trailing comma in enum descriptions and definitions
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@pdimov
pdimov committed Mar 14, 2021
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104 changes: 52 additions & 52 deletions include/boost/describe/detail/pp_for_each.hpp
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Expand Up @@ -8,58 +8,58 @@
#include <boost/describe/detail/pp_utilities.hpp>

#define BOOST_DESCRIBE_PP_FOR_EACH_0(F, a)
#define BOOST_DESCRIBE_PP_FOR_EACH_1(F, a, x) F(a, x)
#define BOOST_DESCRIBE_PP_FOR_EACH_2(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_1(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_3(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_2(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_4(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_3(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_5(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_4(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_6(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_5(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_7(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_6(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_8(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_7(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_9(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_8(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_10(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_9(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_11(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_10(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_12(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_11(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_13(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_12(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_14(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_13(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_15(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_14(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_16(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_15(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_17(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_16(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_18(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_17(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_19(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_18(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_20(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_19(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_21(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_20(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_22(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_21(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_23(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_22(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_24(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_23(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_25(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_24(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_26(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_25(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_27(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_26(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_28(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_27(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_29(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_28(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_30(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_29(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_31(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_30(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_32(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_31(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_33(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_32(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_34(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_33(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_35(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_34(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_36(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_35(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_37(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_36(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_38(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_37(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_39(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_38(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_40(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_39(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_41(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_40(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_42(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_41(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_43(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_42(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_44(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_43(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_45(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_44(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_46(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_45(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_47(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_46(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_48(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_47(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_49(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_48(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_50(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_49(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_51(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_50(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_52(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(F(a, x) BOOST_DESCRIBE_PP_FOR_EACH_51(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_1(F, a, x) BOOST_DESCRIBE_PP_CALL(F, a, x)
#define BOOST_DESCRIBE_PP_FOR_EACH_2(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_1(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_3(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_2(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_4(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_3(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_5(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_4(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_6(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_5(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_7(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_6(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_8(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_7(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_9(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_8(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_10(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_9(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_11(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_10(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_12(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_11(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_13(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_12(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_14(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_13(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_15(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_14(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_16(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_15(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_17(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_16(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_18(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_17(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_19(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_18(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_20(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_19(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_21(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_20(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_22(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_21(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_23(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_22(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_24(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_23(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_25(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_24(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_26(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_25(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_27(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_26(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_28(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_27(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_29(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_28(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_30(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_29(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_31(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_30(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_32(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_31(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_33(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_32(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_34(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_33(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_35(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_34(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_36(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_35(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_37(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_36(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_38(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_37(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_39(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_38(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_40(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_39(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_41(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_40(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_42(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_41(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_43(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_42(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_44(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_43(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_45(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_44(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_46(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_45(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_47(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_46(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_48(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_47(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_49(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_48(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_50(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_49(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_51(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_50(F, a, __VA_ARGS__))
#define BOOST_DESCRIBE_PP_FOR_EACH_52(F, a, x, ...) BOOST_DESCRIBE_PP_EXPAND(BOOST_DESCRIBE_PP_CALL(F, a, x) BOOST_DESCRIBE_PP_FOR_EACH_51(F, a, __VA_ARGS__))

#define BOOST_DESCRIBE_PP_FE_EXTRACT(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _13, _14, _15, _16, _17, _18, _19, _20, _21, _22, _23, _24, _25, _26, _27, _28, _29, _30, _31, _32, _33, _34, _35, _36, _37, _38, _39, _40, _41, _42, _43, _44, _45, _46, _47, _48, _49, _50, _51, _52, V, ...) V

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4 changes: 2 additions & 2 deletions test/Jamfile
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,8 @@ run pp_is_empty_test.cpp ;
run pp_call_test.cpp ;

run enumerators_test.cpp ;
run empty_enum_test.cpp ;
run trailing_comma_test.cpp ;

run compute_base_modifiers.cpp ;
run bases_test.cpp ;
Expand All @@ -34,8 +36,6 @@ run members_test7.cpp : : : <toolset>msvc-14.0:<build>no ;

compile test_d_type.cpp ;

run empty_enum_test.cpp ;

obj describe_cxx14 : describe_cxx14.cpp ;
explicit describe_cxx14 ;

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45 changes: 45 additions & 0 deletions test/trailing_comma_test.cpp
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Original file line number Diff line number Diff line change
@@ -0,0 +1,45 @@
// Copyright 2021 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt

#include <boost/describe/enumerators.hpp>
#include <boost/describe/enum.hpp>
#include <boost/core/lightweight_test.hpp>

#if defined(_MSC_VER)
# pragma warning(disable: 4003) // not enough arguments for macro invocation
#endif

enum E1 { a1, b1, c1, };
BOOST_DESCRIBE_ENUM(E1, a1, b1, c1, )

BOOST_DEFINE_ENUM(E2, a2, b2, c2, )

#if !defined(BOOST_DESCRIBE_CXX14)

#include <boost/config/pragma_message.hpp>

BOOST_PRAGMA_MESSAGE("Skipping test because C++14 is not available")
int main() {}

#else

#include <boost/mp11.hpp>
using namespace boost::mp11;

int main()
{
{
using D1 = boost::describe::describe_enumerators<E1>;
BOOST_TEST_EQ( mp_size<D1>::value, 3 );
}

{
using D2 = boost::describe::describe_enumerators<E2>;
BOOST_TEST_EQ( mp_size<D2>::value, 3 );
}

return boost::report_errors();
}

#endif // !defined(BOOST_DESCRIBE_CXX14)

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