registered_config_meta.hpp

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#pragma once
 
/// @file userver/dynamic_config/registered_config_meta.hpp
/// @brief @copybrief dynamic_config::RegisteredConfigMeta
 
#include <string_view>
 
#include <userver/dynamic_config/fwd.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace dynamic_config {
 
/// @brief Metadata of a single registered dynamic_config::Key.
/// @note Both fields are string_views into the static global registry.
/// The registry is append-only and its storage is never freed, so the views
/// remain valid for the lifetime of the process. However, do not store
/// RegisteredConfigMeta across calls that could modify the registry (i.e.
/// do not capture it before static initialisation completes).
struct RegisteredConfigMeta final {
    std::string_view name;
    /// SHA-256(canonical JSON of schema), lowercase hex, 64 chars.
    /// Empty for keys not generated by chaotic.
    std::string_view schema_hash;
};
 
}  // namespace dynamic_config
 
USERVER_NAMESPACE_END