Files
scylladb/db/functions/function_name.hh
Kefu Chai be364d30fd db: do not include unused headers
these unused includes were identified by clangd. see
https://clangd.llvm.org/guides/include-cleaner#unused-include-warning
for more details on the "Unused include" warning.

Signed-off-by: Kefu Chai <kefu.chai@scylladb.com>

Closes scylladb/scylladb#16664
2024-01-09 11:44:19 +02:00

75 lines
1.6 KiB
C++

/*
* Copyright (C) 2022-present ScyllaDB
*
* Modified by ScyllaDB
*/
/*
* SPDX-License-Identifier: (AGPL-3.0-or-later and Apache-2.0)
*/
#pragma once
#include <seastar/core/sstring.hh>
#include "seastarx.hh"
#include <functional>
namespace db {
sstring system_keyspace_name();
namespace functions {
class function_name final {
public:
sstring keyspace;
sstring name;
static function_name native_function(sstring name) {
return function_name(db::system_keyspace_name(), name);
}
function_name() = default; // for ANTLR
function_name(sstring keyspace, sstring name)
: keyspace(std::move(keyspace)), name(std::move(name)) {
}
function_name as_native_function() const {
return native_function(name);
}
bool has_keyspace() const {
return !keyspace.empty();
}
bool operator==(const function_name& x) const {
return keyspace == x.keyspace && name == x.name;
}
};
}
}
template <>
struct fmt::formatter<db::functions::function_name> : fmt::formatter<std::string_view> {
template <typename FormatContext>
auto format(const db::functions::function_name& fn, FormatContext& ctx) const {
auto out = ctx.out();
if (fn.has_keyspace()) {
out = fmt::format_to(out, "{}.", fn.keyspace);
}
return fmt::format_to(out, "{}", fn.name);
}
};
namespace std {
template <>
struct hash<db::functions::function_name> {
size_t operator()(const db::functions::function_name& x) const {
return std::hash<sstring>()(x.keyspace) ^ std::hash<sstring>()(x.name);
}
};
}