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feat: add TOML11_USE_UNRELEASED_TOML_FEATURES flag

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to choose to use unreleased toml feature
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ToruNiina
2019-09-04 13:30:50 +09:00
parent 64e7bdb835
commit 4f8b62a7e9
1 changed files with 9 additions and 1 deletions
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10
toml/lexer.hpp
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@@ -68,8 +68,16 @@ using lex_zero_prefixable_int = sequence<lex_digit, repeat<either<lex_digit,
sequence<lex_underscore, lex_digit>>, unlimited>>;
using lex_fractional_part = sequence<character<'.'>, lex_zero_prefixable_int>;
#ifdef TOML11_USE_UNRELEASED_TOML_FEATURES
// use toml-lang/toml HEAD
using lex_exponent_part = sequence<either<character<'e'>, character<'E'>>,
maybe<lex_sign>, lex_zero_prefixable_int>;
maybe<lex_sign>, lex_zero_prefixable_int>;
#else
// strictly TOML v0.5.0
using lex_exponent_part = sequence<either<character<'e'>, character<'E'>>,
lex_dec_int>;
#endif
using lex_float = either<lex_special_float,
sequence<lex_dec_int, either<lex_exponent_part,