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#include "enum.h"
#include "format.h"
namespace NYT {
////////////////////////////////////////////////////////////////////////////////
template <bool failOnError>
std::optional<TString> DecodeEnumValueImpl(TStringBuf value)
{
auto camelValue = UnderscoreCaseToCamelCase(value);
auto underscoreValue = CamelCaseToUnderscoreCase(camelValue);
if (value != underscoreValue) {
if constexpr (failOnError) {
throw TSimpleException(Format("Enum value %Qv is not in a proper underscore case; did you mean %Qv?",
value,
underscoreValue));
} else {
return std::nullopt;
}
}
return camelValue;
}
std::optional<TString> TryDecodeEnumValue(TStringBuf value)
{
return DecodeEnumValueImpl<false>(value);
}
TString DecodeEnumValue(TStringBuf value)
{
auto decodedValue = DecodeEnumValueImpl<true>(value);
YT_VERIFY(decodedValue);
return *decodedValue;
}
TString EncodeEnumValue(TStringBuf value)
{
return CamelCaseToUnderscoreCase(value);
}
namespace NDetail {
void ThrowMalformedEnumValueException(TStringBuf typeName, TStringBuf value)
{
throw TSimpleException(Format("Error parsing %v value %Qv",
typeName,
value));
}
void FormatUnknownEnumValue(TStringBuilderBase* builder, TStringBuf name, i64 value)
{
builder->AppendFormat("%v(%v)", name, value);
}
} // namespace NDetail
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT
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