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1// SPDX-FileCopyrightText: 2025 The Project Pterodactyl Developers
2//
3// SPDX-License-Identifier: MPL-2.0
4
5import Foundation
6import LanguageServerProtocol
7
8public enum Keyword: String, Codable, Sendable, CaseIterable {
9 case theory = "theory"
10 case `where` = "where"
11 case `import` = "import"
12}
13
14public enum Punctuation: String, CaseIterable, Codable, Equatable, Sendable {
15 case lparen = "("
16 case rparen = ")"
17 case lbrace = "{"
18 case rbrace = "}"
19 case comma = ","
20 case dot = "."
21 case colon = ":"
22 case doubleLeftArrow = "<="
23 case doubleRightArrow = "=>"
24 case equal = "="
25}
26
27public enum TokenKind: Codable, Equatable, Sendable, Hashable {
28 case eof
29 case keyword(Keyword)
30 case punctuation(Punctuation)
31 case error
32 case identifier
33 case newline
34 case whitespace
35 case blockBegin
36 case blockEnd
37 case blockSep
38 case lineComment
39 case blockComment(terminated: Bool)
40}
41
42extension TokenKind {
43 public var isTrivia: Bool {
44 switch self {
45 case .whitespace, .newline, .lineComment, .blockComment: true
46 default: false
47 }
48 }
49
50 public var isVisible: Bool {
51 switch self {
52 case .whitespace, .blockBegin, .blockSep, .blockEnd, .newline: false
53 default: true
54 }
55 }
56
57 public var canDetermineLayoutColumn: Bool {
58 switch self {
59 case .whitespace, .eof: false
60 default: true
61 }
62 }
63
64 public var isBlockHerald: Bool {
65 switch self {
66 case .keyword(.where): true
67 default: false
68 }
69 }
70
71}
72
73public final class SyntaxTreeKind: Codable, Equatable, Sendable {
74 static let error: SyntaxTreeKind = .init(name: "error")
75
76 public static func == (lhs: SyntaxTreeKind, rhs: SyntaxTreeKind) -> Bool {
77 lhs === rhs
78 }
79
80 let name: String
81 var description: String { name }
82
83 required init(name: String) {
84 self.name = name
85 }
86}
87
88public struct TokenMetadata: Equatable, Codable, Sendable {
89 public var semanticTokenType: SemanticTokenTypes
90 public var semanticTokenModifiers: Set<SemanticTokenModifiers> = []
91 public var delimitedFoldingRangeKind: FoldingRangeKind? = nil
92}
93
94public struct SyntaxTreeMetadata: Codable, Equatable, Sendable {
95 public var delimitedFoldingRangeKind: FoldingRangeKind? = nil
96}