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Add prefix trimming (#414)

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ZXShady 2025-08-31 21:56:19 +03:00 • committed by GitHub
parent d468f23408
commit aaf57737d5
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5 changed files with 180 additions and 110 deletions
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41
test/test.cpp
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@ -105,23 +105,37 @@ namespace We::Need::To::Go::Deeper {
auto adl_magic_enum_define_range(Dimension)
{
enum {
min = 1000,
max = 1000 + 128
} e{};
return e;
return magic_enum::customize::adl_info().minmax<1000,1000+128>();
}
struct FlaggyData {
static constexpr bool is_flags = true;
};
// not defined!
FlaggyData adl_magic_enum_define_range(Flaggy);
auto adl_magic_enum_define_range(Flaggy)
{
return magic_enum::customize::adl_info().flag<true>();
}
}
using We::Need::To::Go::Deeper::Dimension;
using We::Need::To::Go::Deeper::Flaggy;
enum CStyleEnum {
CStyleEnum_A = -36,
CStyleEnum_B,
CStyleEnum_C,
CStyleEnum_D,
CStyleEnum_F,
CStyleEnum_G,
CStyleEnum_H = 36
};
template <>
struct magic_enum::customize::enum_range<CStyleEnum> {
static constexpr auto prefix_length = sizeof("CStyleEnum_") - 1;
static constexpr int min = -100;
static constexpr int max = 100;
};
enum class BoolTest : bool { Yay, Nay };
using namespace magic_enum;
@ -142,6 +156,13 @@ TEST_CASE("enum_cast") {
REQUIRE(enum_cast<Dimension>("theend", [](char lhs, char rhs) { return std::tolower(lhs) == std::tolower(rhs); }).value() == Dimension::TheEnd);
REQUIRE_FALSE(enum_cast<Dimension>("Aether").has_value());
constexpr auto cstyle = enum_cast<CStyleEnum>("A");
REQUIRE(cstyle.value() == CStyleEnum_A);
REQUIRE(enum_cast<const CStyleEnum&>("H").value() == CStyleEnum_H);
REQUIRE_FALSE(enum_cast<CStyleEnum>("CStyleEnum_H").has_value());
REQUIRE(enum_cast<CStyleEnum>("d", [](char lhs, char rhs) { return std::tolower(lhs) == std::tolower(rhs); }) == CStyleEnum_D);
REQUIRE_FALSE(enum_cast<CStyleEnum>("Q").has_value());
constexpr auto no = enum_cast<Numbers>("one");
REQUIRE(no.value() == Numbers::one);
REQUIRE(enum_cast<Numbers>("two").value() == Numbers::two);