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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 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
//
//===----------------------------------------------------------------------===//
import SwiftSyntax
public enum ExperimentalFeature: String, CaseIterable {
case referenceBindings
case thenStatements
case doExpressions
case nonescapableTypes
case trailingComma
case coroutineAccessors
case valueGenerics
/// The name of the feature as it is written in the compiler's `Features.def` file.
public var featureName: String {
switch self {
case .referenceBindings:
return "ReferenceBindings"
case .thenStatements:
return "ThenStatements"
case .doExpressions:
return "DoExpressions"
case .nonescapableTypes:
return "NonescapableTypes"
case .trailingComma:
return "TrailingComma"
case .coroutineAccessors:
return "CoroutineAccessors"
case .valueGenerics:
return "ValueGenerics"
}
}
/// A brief description of the feature that is used in the doc comment.
public var documentationDescription: String {
switch self {
case .referenceBindings:
return "reference bindings"
case .thenStatements:
return "'then' statements"
case .doExpressions:
return "'do' expressions"
case .nonescapableTypes:
return "non-escapable types"
case .trailingComma:
return "trailing commas"
case .coroutineAccessors:
return "coroutine accessors"
case .valueGenerics:
return "value generics"
}
}
/// The token that represents the experimental feature case name.
public var token: TokenSyntax {
.identifier(rawValue)
}
}
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