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7d1bcee1b0
Explicitly import interfaces from TSCBasic which now allows us to identify all the swift-tools-support-core interfaces which are in use in SourceKit-LSP.
32 lines
1.1 KiB
Swift
32 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 - 2018 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 Foundation
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import struct TSCBasic.ByteString
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extension ByteString {
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/// Access the contents of `self` as `Data`. The contents are not copied, so it is not safe to
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/// store a reference to the data object.
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@inlinable
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public func withUnsafeData<R>(_ body: (Data) throws -> R) rethrows -> R {
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let contents = self.contents
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return try contents.withUnsafeBytes { buffer in
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guard let pointer = UnsafeMutableRawBufferPointer(mutating: buffer).baseAddress else {
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return try body(Data())
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}
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return try body(Data(bytesNoCopy: pointer, count: contents.count, deallocator: .none))
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}
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}
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}
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