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38 lines
1.1 KiB
Swift
38 lines
1.1 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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#if compiler(>=6)
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import Foundation
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package import LanguageServerProtocol
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import SwiftExtensions
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#else
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import Foundation
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import LanguageServerProtocol
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import SwiftExtensions
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#endif
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extension DocumentURI {
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/// If this is a file URI pointing to a symlink, return the realpath of the URI, otherwise return `nil`.
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package var symlinkTarget: DocumentURI? {
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guard let fileUrl = fileURL else {
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return nil
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}
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guard let realpath = try? DocumentURI(fileUrl.realpath) else {
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return nil
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}
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if realpath == self {
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return nil
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}
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return realpath
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}
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}
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