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Add ripple::Expected which simulates std::expected:

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Also integrates use of ripple::Expected into the code base.
This commit is contained in:
Scott Schurr
2021-08-16 11:27:05 -07:00
committed by Nik Bougalis
parent de43d43560
commit c50d166c23
14 changed files with 557 additions and 69 deletions
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41
src/test/basics/base_uint_test.cpp
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@@ -223,6 +223,47 @@ struct base_uint_test : beast::unit_test::suite
static_assert(test96("00000000000000000000000~").signum() == 1);
#endif // 0
// Using the constexpr constructor in a non-constexpr context
// with an error in the parsing throws an exception.
{
// Invalid length for string.
bool caught = false;
try
{
// Try to prevent constant evaluation.
std::vector<char> str(23, '7');
std::string_view sView(str.data(), str.size());
[[maybe_unused]] test96 t96(sView);
}
catch (std::invalid_argument const& e)
{
BEAST_EXPECT(
e.what() ==
std::string("invalid length for hex string"));
caught = true;
}
BEAST_EXPECT(caught);
}
{
// Invalid character in string.
bool caught = false;
try
{
// Try to prevent constant evaluation.
std::vector<char> str(23, '7');
str.push_back('G');
std::string_view sView(str.data(), str.size());
[[maybe_unused]] test96 t96(sView);
}
catch (std::range_error const& e)
{
BEAST_EXPECT(
e.what() == std::string("invalid hex character"));
caught = true;
}
BEAST_EXPECT(caught);
}
// Verify that constexpr base_uints interpret a string the same
// way parseHex() does.
struct StrBaseUint