[gardening] Fix copyright headers and formating in modified files

Sources/LanguageServerProtocol/Requests/CompletionRequest.swift

@@ -2,7 +2,7 @@
 //
 // This source file is part of the Swift.org open source project
 //
-// Copyright (c) 2014 - 2018 Apple Inc. and the Swift project authors
+// Copyright (c) 2014 - 2020 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

Sources/LanguageServerProtocol/SupportTypes/CodeCompletionOptions.swift

@@ -12,10 +12,12 @@
 
 /// Code-completion configuration.
 ///
-/// **(LSP Extension)**: This is used as part of an extension to the code-completion request.
+/// **(LSP Extension)**: This is used as part of an extension to the
+/// code-completion request.
 public struct CodeCompletionOptions: Codable, Hashable {
 
-  /// Whether to use server-side filtering or to return all results and let the client handle all filtering.
+  /// Whether to use server-side filtering or to return all results and let the
+  /// client handle all filtering.
   public var serverSideFiltering: Bool
 
   /// The maximum number of completion results to return, or `nil` for unlimited.

Sources/LanguageServerProtocol/SupportTypes/Position.swift

@@ -2,7 +2,7 @@
 //
 // This source file is part of the Swift.org open source project
 //
-// Copyright (c) 2014 - 2018 Apple Inc. and the Swift project authors
+// Copyright (c) 2014 - 2020 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

Sources/SourceKitLSP/SourceKitServer+Options.swift

@@ -2,7 +2,7 @@
 //
 // This source file is part of the Swift.org open source project
 //
-// Copyright (c) 2014 - 2019 Apple Inc. and the Swift project authors
+// Copyright (c) 2014 - 2020 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
@@ -31,7 +31,12 @@ extension SourceKitServer {
     /// Options for code-completion.
     public var completionOptions: CodeCompletionOptions
 
-    public init(buildSetup: BuildSetup = .default, clangdOptions: [String] = [], indexOptions: IndexOptions = .init(), completionOptions: CodeCompletionOptions = .init()) {
+    public init(
+      buildSetup: BuildSetup = .default,
+      clangdOptions: [String] = [],
+      indexOptions: IndexOptions = .init(),
+      completionOptions: CodeCompletionOptions = .init())
+    {
       self.buildSetup = buildSetup
       self.clangdOptions = clangdOptions
       self.indexOptions = indexOptions

Sources/SourceKitLSP/SourceKitServer.swift

@@ -412,7 +412,6 @@ extension SourceKitServer {
       if case .bool(let listenToUnitEvents) = options["listenToUnitEvents"] {
         indexOptions.listenToUnitEvents = listenToUnitEvents
       }
-      // FIXME: should these move into client capabilities?
       if case .dictionary(let completionOptions) = options["completion"] {
         if case .bool(let serverSideFiltering) = completionOptions["serverSideFiltering"] {
           self.options.completionOptions.serverSideFiltering = serverSideFiltering
@@ -1012,7 +1011,11 @@ public func languageService(
 
   case .swift:
     guard let sourcekitd = toolchain.sourcekitd else { return nil }
-    return try makeLocalSwiftServer(client: client, sourcekitd: sourcekitd, clientCapabilities: workspace.clientCapabilities, options: options)
+    return try makeLocalSwiftServer(
+      client: client,
+      sourcekitd: sourcekitd,
+      clientCapabilities: workspace.clientCapabilities,
+      options: options)
 
   default:
     return nil

Sources/SourceKitLSP/Swift/SwiftLanguageServer.swift

@@ -1093,8 +1093,11 @@ extension DocumentSnapshot {
 }
 
 func makeLocalSwiftServer(
-  client: MessageHandler, sourcekitd: AbsolutePath,
-  clientCapabilities: ClientCapabilities?, options: SourceKitServer.Options) throws -> ToolchainLanguageServer {
+  client: MessageHandler,
+  sourcekitd: AbsolutePath,
+  clientCapabilities: ClientCapabilities?,
+  options: SourceKitServer.Options
+) throws -> ToolchainLanguageServer {
   let connectionToClient = LocalConnection()
 
   let server = try SwiftLanguageServer(