1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// 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
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import Foundation
import LSPLogging
import LanguageServerProtocol
import SourceKitD
import SwiftBasicFormat
extension SwiftLanguageService {
public func completion(_ req: CompletionRequest) async throws -> CompletionList {
let snapshot = try documentManager.latestSnapshot(req.textDocument.uri)
let completionPos = await adjustPositionToStartOfIdentifier(req.position, in: snapshot)
let offset = snapshot.utf8Offset(of: completionPos)
let filterText = String(snapshot.text[snapshot.indexOf(utf8Offset: offset)..<snapshot.index(of: req.position)])
let clientSupportsSnippets =
capabilityRegistry.clientCapabilities.textDocument?.completion?.completionItem?.snippetSupport ?? false
let buildSettings = await buildSettings(for: snapshot.uri)
let inferredIndentationWidth = BasicFormat.inferIndentation(of: await syntaxTreeManager.syntaxTree(for: snapshot))
return try await CodeCompletionSession.completionList(
sourcekitd: sourcekitd,
snapshot: snapshot,
options: options,
indentationWidth: inferredIndentationWidth,
completionPosition: completionPos,
completionUtf8Offset: offset,
cursorPosition: req.position,
compileCommand: buildSettings,
clientSupportsSnippets: clientSupportsSnippets,
filterText: filterText
)
}
}
|
