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03de5c1408
The CMake build should only be run when building an entire toolchain, which means that we are guaranteed to have a Swift 6 compiler at hand and can unconditionally enable Swift 6 mode.
78 lines
2.2 KiB
Swift
78 lines
2.2 KiB
Swift
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2024 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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import LanguageServerProtocol
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import SwiftRefactor
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import SwiftSyntax
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extension IntegerLiteralExprSyntax.Radix {
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static let allCases: [Self] = [.binary, .octal, .decimal, .hex]
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}
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/// Syntactic code action provider to convert integer literals between
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/// different bases.
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struct ConvertIntegerLiteral: SyntaxCodeActionProvider {
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static func codeActions(in scope: SyntaxCodeActionScope) -> [CodeAction] {
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guard
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let token = scope.innermostNodeContainingRange,
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let integerExpr = token.parent?.as(IntegerLiteralExprSyntax.self),
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let integerValue = Int(
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integerExpr.split().value.filter { $0 != "_" },
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radix: integerExpr.radix.size
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)
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else {
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return []
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}
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var actions = [CodeAction]()
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let currentRadix = integerExpr.radix
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for radix in IntegerLiteralExprSyntax.Radix.allCases {
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guard radix != currentRadix else {
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continue
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}
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//TODO: Add this to swift-syntax?
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let prefix: String
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switch radix {
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case .binary:
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prefix = "0b"
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case .octal:
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prefix = "0o"
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case .hex:
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prefix = "0x"
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case .decimal:
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prefix = ""
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#if RESILIENT_LIBRARIES
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@unknown default:
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fatalError("Unknown case")
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#endif
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}
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let convertedValue: ExprSyntax =
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"\(raw: prefix)\(raw: String(integerValue, radix: radix.size))"
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let edit = TextEdit(
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range: scope.snapshot.range(of: integerExpr),
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newText: convertedValue.description
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)
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actions.append(
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CodeAction(
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title: "Convert \(integerExpr) to \(convertedValue)",
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kind: .refactorInline,
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edit: WorkspaceEdit(changes: [scope.snapshot.uri: [edit]])
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)
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)
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}
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return actions
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}
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}
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