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25e3574bc3
Introduce types for looking up and receiving notifications about changes to main file mappings (e.g. header.h -> foo.cpp) in terms of documents. For now this is only exercised in the test, but the goal is to use this to correctly lookup main files for headers during build system queries.
35 lines
1.2 KiB
Swift
35 lines
1.2 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 - 2020 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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/// A type that can provide the set of main files that include a particular file.
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public protocol MainFilesProvider: AnyObject {
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/// Returns the set of main files that contain the given file.
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///
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/// For example,
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///
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/// ```
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/// mainFilesContainingFile("foo.cpp") == Set(["foo.cpp"])
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/// mainFilesContainingFile("foo.h") == Set(["foo.cpp", "bar.cpp"])
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/// ```
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func mainFilesContainingFile(_: DocumentURI) -> Set<DocumentURI>
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}
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/// Delegate that responds to possible main file changes.
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public protocol MainFilesDelegate: AnyObject {
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/// The mapping from files to main files (may have) changed.
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func mainFilesChanged()
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}
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