···

       
9
       
9
       
 
       
extension SyntaxTree: FXValue {}

     

       
10
       
10
       
 
       
extension Token: FXValue {}

     

       
11
       
11
       
 
       
extension Graph: FXValue where Vertex: Codable {}

     

       
12
       
12
       
+
       
extension LineMap: FXValue {}

     

       
12
       
13
       
 
       


     

       
13
       
14
       
 
       
extension String: @retroactive FXValue {}

     

       
14
       
15
       
 
       
extension Set: @retroactive FXValue where Element: Codable {}

     

···

       
5
       
5
       
 
       
import Algorithms

     

       
6
       
6
       
 
       
import Foundation

     

       
7
       
7
       
 
       


     

       
8
       
8
       
-
       
public struct LineMap: Codable {

     

       
9
       
9
       
-
       
	private var utf16LineOffsets: [Int] = [0]

     

       
8
       
8
       
+
       
public struct LineMap: Codable, Sendable {

     

       
9
       
9
       
+
       
	private let utf16LineOffsets: [Int]

     

       
10
       
10
       
 
       


     

       
11
       
11
       
 
       
	public init(source: String) {

     

       
12
       
12
       
+
       
		var offsets: [Int] = []

     

       
12
       
13
       
 
       
		for idx in source.indices {

     

       
13
       
14
       
 
       
			let c = source[idx]

     

       
14
       
15
       
 
       
			if c == "\n" || c == "\r\n" || c == "\r" {

     

       
15
       
16
       
 
       
				let next = source.index(after: idx)

     

       
16
       
17
       
 
       
				let utf16Offset = next.utf16Offset(in: source)

     

       
17
       
17
       
-
       
				utf16LineOffsets.append(utf16Offset)

     

       
18
       
18
       
+
       
				offsets.append(utf16Offset)

     

       
18
       
19
       
 
       
			}

     

       
19
       
20
       
 
       
		}

     

       
21
       
21
       
+
       
		self.utf16LineOffsets = offsets

     

       
20
       
22
       
 
       
	}

     

       
21
       
23
       
 
       


     

       
22
       
24
       
 
       
	public func location(at utf16Offset: Int) -> (line: Int, column: Int) {