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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2023 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#if swift(>=6)
public import SwiftSyntax
#else
import SwiftSyntax
#endif
/// Describes a macro that can add attributes to the members inside the
/// declaration it's attached to.
public protocol MemberAttributeMacro: AttachedMacro {
/// Expand an attached declaration macro to produce an attribute list for
/// a given member.
///
/// - Parameters:
/// - node: The custom attribute describing the attached macro.
/// - declaration: The declaration the macro attribute is attached to.
/// - member: The member declaration to attach the resulting attributes to.
/// - context: The context in which to perform the macro expansion.
///
/// - Returns: the set of attributes to apply to the given member.
static func expansion(
of node: AttributeSyntax,
attachedTo declaration: some DeclGroupSyntax,
providingAttributesFor member: some DeclSyntaxProtocol,
in context: some MacroExpansionContext
) throws -> [AttributeSyntax]
}
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