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#include "error_attributes.h"
#include "error.h"
#include "error_code.h"
namespace NYT {
////////////////////////////////////////////////////////////////////////////////
std::vector<TErrorAttributes::TKey> TErrorAttributes::ListKeys() const
{
std::vector<TKey> keys;
keys.reserve(Map_.size());
for (const auto& [key, value] : Map_) {
keys.push_back(key);
}
return keys;
}
std::vector<TErrorAttributes::TKeyValuePair> TErrorAttributes::ListPairs() const
{
std::vector<TKeyValuePair> pairs;
pairs.reserve(Map_.size());
for (const auto& pair : Map_) {
pairs.push_back(pair);
}
return pairs;
}
std::optional<TErrorAttribute::TValue> TErrorAttributes::FindValue(TStringBuf key) const
{
auto it = Map_.find(key);
return it == Map_.end()
? std::nullopt
: std::optional(it->second);
}
void TErrorAttributes::SetValue(const TKey& key, const TValue& value)
{
Map_[key] = value;
}
void TErrorAttributes::SetAttribute(const TErrorAttribute& attribute)
{
SetValue(attribute.Key, attribute.Value);
}
bool TErrorAttributes::Remove(const TKey& key)
{
return Map_.erase(key) > 0;
}
TErrorAttributes::TValue TErrorAttributes::GetValue(TStringBuf key) const
{
auto result = FindValue(key);
if (!result) {
ThrowNoSuchAttributeException(key);
}
return *result;
}
void TErrorAttributes::Clear()
{
Map_.clear();
}
bool TErrorAttributes::Contains(TStringBuf key) const
{
return Map_.contains(key);
}
bool operator == (const TErrorAttributes& lhs, const TErrorAttributes& rhs)
{
auto lhsPairs = lhs.ListPairs();
auto rhsPairs = rhs.ListPairs();
if (lhsPairs.size() != rhsPairs.size()) {
return false;
}
std::sort(lhsPairs.begin(), lhsPairs.end(), [] (const auto& lhs, const auto& rhs) {
return lhs.first < rhs.first;
});
std::sort(rhsPairs.begin(), rhsPairs.end(), [] (const auto& lhs, const auto& rhs) {
return lhs.first < rhs.first;
});
for (auto index = 0; index < std::ssize(lhsPairs); ++index) {
if (lhsPairs[index].first != rhsPairs[index].first) {
return false;
}
}
for (auto index = 0; index < std::ssize(lhsPairs); ++index) {
if (lhsPairs[index].second != rhsPairs[index].second) {
return false;
}
}
return true;
}
////////////////////////////////////////////////////////////////////////////////
namespace {
bool IsSpecialCharacter(char ch)
{
return ch == '\\' || ch == '/' || ch == '@' || ch == '*' || ch == '&' || ch == '[' || ch == '{';
}
// AppendYPathLiteral.
void DoFormatAttributeKey(TStringBuilderBase* builder, TStringBuf value)
{
constexpr char asciiBegin = 32;
constexpr char asciiEnd = 127;
builder->Preallocate(value.length() + 16);
for (unsigned char ch : value) {
if (IsSpecialCharacter(ch)) {
builder->AppendChar('\\');
builder->AppendChar(ch);
} else if (ch < asciiBegin || ch > asciiEnd) {
builder->AppendString(TStringBuf("\\x"));
builder->AppendChar(IntToHexLowercase[ch >> 4]);
builder->AppendChar(IntToHexLowercase[ch & 0xf]);
} else {
builder->AppendChar(ch);
}
}
}
} // namespace
////////////////////////////////////////////////////////////////////////////////
[[noreturn]] void TErrorAttributes::ThrowCannotParseAttributeException(TStringBuf key, const std::exception& ex)
{
THROW_ERROR_EXCEPTION(
"Error parsing attribute %Qv",
key)
<< ex;
}
[[noreturn]] void TErrorAttributes::ThrowNoSuchAttributeException(TStringBuf key)
{
auto formatAttributeKey = [] (auto key) {
TStringBuilder builder;
DoFormatAttributeKey(&builder, key);
return builder.Flush();
};
THROW_ERROR_EXCEPTION(
/*NYTree::EErrorCode::ResolveError*/ TErrorCode{500},
"Attribute %Qv is not found",
formatAttributeKey(key));
}
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT
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