exception.hpp

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#pragma once
 
#include <memory>
#include <stdexcept>
#include <string>
#include <system_error>
 
namespace grpc {
 
class Status;
 
}  // namespace grpc
 
namespace viam {
namespace sdk {
 
 
enum class ErrorCondition : uint8_t {
    k_general = 0,                 // Default condition
    k_connection = 1,              // Issue during connection establishment
    k_duplicate_registration = 2,  // API or API/Model pair has already been registered
    k_duplicate_resource = 3,      // Resource has already been added
    k_grpc = 4,                    // gRPC error from remote machine
    k_not_supported = 5,           // Behavior not supported by the SDK
    k_resource_not_found = 6       // Resource does not exist
};
 
std::error_condition make_error_condition(ErrorCondition e);
 
class Exception : public std::runtime_error {
   public:
    explicit Exception(ErrorCondition condition, const std::string& what);
    explicit Exception(const std::string& what);
 
    ~Exception() override = default;
 
    const std::error_condition& condition() const noexcept;
 
   private:
    std::error_condition condition_;
};
 
class GRPCException : public Exception {
   public:
    explicit GRPCException(const grpc::Status* status);
    ~GRPCException() override = default;
 
    const grpc::Status* status() const noexcept;
 
   private:
    std::shared_ptr<grpc::Status> status_;
};
 
}  // namespace sdk
}  // namespace viam
 
namespace std {
template <>
struct is_error_condition_enum<viam::sdk::ErrorCondition> : true_type {};
}  // namespace std