diff options
Diffstat (limited to 'absl/strings/internal/str_format/parser.h')
| -rw-r--r-- | absl/strings/internal/str_format/parser.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/absl/strings/internal/str_format/parser.h b/absl/strings/internal/str_format/parser.h index d3357fde..45c90d1d 100644 --- a/absl/strings/internal/str_format/parser.h +++ b/absl/strings/internal/str_format/parser.h @@ -6,19 +6,25 @@ #include <stdlib.h> #include <cassert> +#include <cstdint> #include <initializer_list> #include <iosfwd> #include <iterator> #include <memory> +#include <string> #include <vector> #include "absl/strings/internal/str_format/checker.h" #include "absl/strings/internal/str_format/extension.h" namespace absl { -inline namespace lts_2019_08_08 { +ABSL_NAMESPACE_BEGIN namespace str_format_internal { +enum class LengthMod : std::uint8_t { h, hh, l, ll, L, j, z, t, q, none }; + +std::string LengthModToString(LengthMod v); + // The analyzed properties of a single specified conversion. struct UnboundConversion { UnboundConversion() @@ -60,8 +66,8 @@ struct UnboundConversion { InputValue precision; Flags flags; - LengthMod length_mod; - ConversionChar conv; + LengthMod length_mod = LengthMod::none; + ConversionChar conv = FormatConversionChar::kNone; }; // Consume conversion spec prefix (not including '%') of [p, end) if valid. @@ -73,13 +79,16 @@ const char* ConsumeUnboundConversion(const char* p, const char* end, UnboundConversion* conv, int* next_arg); // Helper tag class for the table below. -// It allows fast `char -> ConversionChar/LengthMod` checking and conversions. +// It allows fast `char -> ConversionChar/LengthMod` checking and +// conversions. class ConvTag { public: - constexpr ConvTag(ConversionChar::Id id) : tag_(id) {} // NOLINT + constexpr ConvTag(ConversionChar conversion_char) // NOLINT + : tag_(static_cast<int8_t>(conversion_char)) {} // We invert the length modifiers to make them negative so that we can easily // test for them. - constexpr ConvTag(LengthMod::Id id) : tag_(~id) {} // NOLINT + constexpr ConvTag(LengthMod length_mod) // NOLINT + : tag_(~static_cast<std::int8_t>(length_mod)) {} // Everything else is -128, which is negative to make is_conv() simpler. constexpr ConvTag() : tag_(-128) {} @@ -87,11 +96,11 @@ class ConvTag { bool is_length() const { return tag_ < 0 && tag_ != -128; } ConversionChar as_conv() const { assert(is_conv()); - return ConversionChar::FromId(static_cast<ConversionChar::Id>(tag_)); + return static_cast<ConversionChar>(tag_); } LengthMod as_length() const { assert(is_length()); - return LengthMod::FromId(static_cast<LengthMod::Id>(~tag_)); + return static_cast<LengthMod>(~tag_); } private: @@ -275,7 +284,7 @@ template <str_format_internal::Conv... C> class ExtendedParsedFormat : public str_format_internal::ParsedFormatBase { public: explicit ExtendedParsedFormat(string_view format) -#if ABSL_INTERNAL_ENABLE_FORMAT_CHECKER +#ifdef ABSL_INTERNAL_ENABLE_FORMAT_CHECKER __attribute__(( enable_if(str_format_internal::EnsureConstexpr(format), "Format std::string is not constexpr."), @@ -318,7 +327,7 @@ class ExtendedParsedFormat : public str_format_internal::ParsedFormatBase { : ParsedFormatBase(s, allow_ignored, {C...}) {} }; } // namespace str_format_internal -} // inline namespace lts_2019_08_08 +ABSL_NAMESPACE_END } // namespace absl #endif // ABSL_STRINGS_INTERNAL_STR_FORMAT_PARSER_H_ |