diff --git a/Package.swift b/Package.swift
index 64871db..a737c77 100644
--- a/Package.swift
+++ b/Package.swift
@@ -13,7 +13,7 @@ let package = Package(
     .watchOS(.v6)
   ],
   products: [
-    .library(name: "SwiftDocCoverage", targets: ["SwiftDocCoverage"]),
+    .library(name: "SwiftSource", targets: ["SwiftSource"]),
     .executable(name: "swift-doc-coverage", targets: ["swift-doc-coverage"])
   ],
   dependencies: [
@@ -22,7 +22,7 @@ let package = Package(
   ],
   targets: [
     .target(
-      name: "SwiftDocCoverage",
+      name: "SwiftSource",
       dependencies: [
         .product(name: "SwiftSyntax", package: "swift-syntax"),
         .product(name: "SwiftParser", package: "swift-syntax"),
@@ -31,7 +31,7 @@ let package = Package(
     .executableTarget(
       name: "swift-doc-coverage",
       dependencies: [
-        .target(name: "SwiftDocCoverage"),
+        .target(name: "SwiftSource"),
         .product(name: "ArgumentParser", package: "swift-argument-parser")
       ]
     ),
diff --git a/Sources/SwiftDocCoverage/Coverage.swift b/Sources/SwiftSource/Coverage.swift
similarity index 95%
rename from Sources/SwiftDocCoverage/Coverage.swift
rename to Sources/SwiftSource/Coverage.swift
index 8c96e95..fdda0f2 100644
--- a/Sources/SwiftDocCoverage/Coverage.swift
+++ b/Sources/SwiftSource/Coverage.swift
@@ -30,7 +30,7 @@ extension String : LocalizedError {
 
 public struct Coverage {
   let urls: [URL]
-  let minAccessLevel: AccessLevel
+  let minAccessLevel: SwiftAccessLevel
   let output: Output
   
   private static func files(path: String, ext: String, skipsHiddenFiles: Bool, ignoreFilenameRegex: String) throws -> [URL]  {
@@ -42,7 +42,9 @@ public struct Coverage {
     if isDirectory.boolValue {
       var urls = [URL]()
       
-      let regex: NSRegularExpression? = ignoreFilenameRegex.isEmpty ? nil : try NSRegularExpression(pattern: ignoreFilenameRegex)
+      let regex: NSRegularExpression? = ignoreFilenameRegex.isEmpty 
+        ? nil
+        : try NSRegularExpression(pattern: ignoreFilenameRegex)
       
       let url = URL(fileURLWithPath: path)
       let resourceKeys = Set<URLResourceKey>([.nameKey, .isDirectoryKey])
@@ -86,7 +88,7 @@ public struct Coverage {
     return formatter
   }()
   
-  public init(paths: [String], skipsHiddenFiles: Bool = true, ignoreFilenameRegex: String = "", minAccessLevel: AccessLevel = .public, output: Output = TerminalOutput()) throws {
+  public init(paths: [String], skipsHiddenFiles: Bool = true, ignoreFilenameRegex: String = "", minAccessLevel: SwiftAccessLevel = .public, output: Output = TerminalOutput()) throws {
     self.urls = try paths.flatMap {
       try Self.files(path: $0, ext: ".swift", skipsHiddenFiles: skipsHiddenFiles, ignoreFilenameRegex: ignoreFilenameRegex)
     }
@@ -126,7 +128,7 @@ public struct Coverage {
     try urls.forEach { url in
       let time = Date()
       
-      let source = try Source(url: url)
+      let source = try SwiftSource(url: url)
       
       guard source.declarations.count > 0 else {
         return
diff --git a/Sources/SwiftDocCoverage/DeclProtocol.swift b/Sources/SwiftSource/DeclProtocol.swift
similarity index 82%
rename from Sources/SwiftDocCoverage/DeclProtocol.swift
rename to Sources/SwiftSource/DeclProtocol.swift
index 930dcfd..5c0316c 100644
--- a/Sources/SwiftDocCoverage/DeclProtocol.swift
+++ b/Sources/SwiftSource/DeclProtocol.swift
@@ -28,7 +28,7 @@ protocol DeclProtocol: DeclSyntaxProtocol {
   
   // var attributes: AttributeListSyntax
   var modifiers: DeclModifierListSyntax { get }
-  var keyword: Keyword { get }
+  var keyword: SwiftKeyword { get }
   var name: TokenSyntax { get }
   
   var genericParameterClause: GenericParameterClauseSyntax? { get }
@@ -43,50 +43,50 @@ extension DeclProtocol {
   var funcSignature: FunctionSignatureSyntax? { nil }
   var genericWhereClause: GenericWhereClauseSyntax? { nil }
   
-  var comments: [Comment] {
-    leadingTrivia.compactMap { Comment(piece: $0) }
+  var comments: [SwiftComment] {
+    leadingTrivia.compactMap { SwiftComment(piece: $0) }
   }
-  var accessLevel: AccessLevel { AccessLevel(modifiers: modifiers) }
+  var accessLevel: SwiftAccessLevel { SwiftAccessLevel(modifiers: modifiers) }
 }
 
 // MARK: -
 
 extension TypeAliasDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .typealias }
+  var keyword: SwiftKeyword { .typealias }
 }
 
 extension AssociatedTypeDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .associatedtype }
+  var keyword: SwiftKeyword { .associatedtype }
 }
 
 extension ClassDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .class }
+  var keyword: SwiftKeyword { .class }
 }
 
 extension ActorDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .actor }
+  var keyword: SwiftKeyword { .actor }
 }
 
 extension StructDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .struct }
+  var keyword: SwiftKeyword { .struct }
 }
 
 extension ProtocolDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .protocol }
+  var keyword: SwiftKeyword { .protocol }
 }
 
 extension ExtensionDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .extension }
+  var keyword: SwiftKeyword { .extension }
   var name: TokenSyntax { TokenSyntax(.identifier(extendedType.trimmedDescription), presence: .present)}
 }
 
 extension FunctionDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .func }
+  var keyword: SwiftKeyword { .func }
   var funcSignature: FunctionSignatureSyntax? { signature }
 }
 
 extension InitializerDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .`init` }
+  var keyword: SwiftKeyword { .`init` }
   
   var name: TokenSyntax {
     let optionalMark = optionalMark?.trimmedDescription ?? ""
@@ -97,7 +97,7 @@ extension InitializerDeclSyntax: DeclProtocol {
 }
 
 extension SubscriptDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .subscript }
+  var keyword: SwiftKeyword { .subscript }
   
   var name: TokenSyntax {
     TokenSyntax(.identifier("subscript"), presence: .present)
@@ -109,7 +109,7 @@ extension SubscriptDeclSyntax: DeclProtocol {
 }
 
 extension VariableDeclSyntax: DeclProtocol {
-  var keyword: Keyword { Keyword(token: bindingSpecifier)! }
+  var keyword: SwiftKeyword { SwiftKeyword(token: bindingSpecifier)! }
   
   var name: TokenSyntax {
     let name = bindings.map { $0.pattern.trimmedDescription }.joined(separator: ",")
@@ -118,11 +118,11 @@ extension VariableDeclSyntax: DeclProtocol {
 }
 
 extension EnumDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .enum }
+  var keyword: SwiftKeyword { .enum }
 }
 
 extension EnumCaseDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .case }
+  var keyword: SwiftKeyword { .case }
   
   var name: TokenSyntax {
     let name = elements.map {
@@ -135,10 +135,10 @@ extension EnumCaseDeclSyntax: DeclProtocol {
 }
 
 extension PrecedenceGroupDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .precedencegroup }
+  var keyword: SwiftKeyword { .precedencegroup }
 }
 
 extension MacroDeclSyntax: DeclProtocol {
-  var keyword: Keyword { .macro }
+  var keyword: SwiftKeyword { .macro }
   var funcSignature: FunctionSignatureSyntax? { signature }
 }
diff --git a/Sources/SwiftDocCoverage/Output.swift b/Sources/SwiftSource/Output.swift
similarity index 100%
rename from Sources/SwiftDocCoverage/Output.swift
rename to Sources/SwiftSource/Output.swift
diff --git a/Sources/SwiftDocCoverage/Report.swift b/Sources/SwiftSource/Report.swift
similarity index 100%
rename from Sources/SwiftDocCoverage/Report.swift
rename to Sources/SwiftSource/Report.swift
diff --git a/Sources/SwiftDocCoverage/AccessLevel.swift b/Sources/SwiftSource/SwiftAccessLevel.swift
similarity index 93%
rename from Sources/SwiftDocCoverage/AccessLevel.swift
rename to Sources/SwiftSource/SwiftAccessLevel.swift
index 8e15737..8a6a030 100644
--- a/Sources/SwiftDocCoverage/AccessLevel.swift
+++ b/Sources/SwiftSource/SwiftAccessLevel.swift
@@ -1,4 +1,4 @@
-//  AccessLevel.swift
+//  SwiftAccessLevel.swift
 //
 //  Created by Iurii Khvorost <iurii.khvorost@gmail.com> on 11.02.2022.
 //  Copyright © 2022 Iurii Khvorost. All rights reserved.
@@ -24,7 +24,7 @@
 import SwiftSyntax
 
 
-public enum AccessLevel: Int {
+public enum SwiftAccessLevel: Int {
   case `open`
   case `public`
   case `internal`
@@ -53,7 +53,7 @@ public enum AccessLevel: Int {
         continue
       }
       
-      if let accessLevel = AccessLevel(token: modifier.name) {
+      if let accessLevel = SwiftAccessLevel(token: modifier.name) {
         self = accessLevel
         return
       }
diff --git a/Sources/SwiftDocCoverage/Comment.swift b/Sources/SwiftSource/SwiftComment.swift
similarity index 97%
rename from Sources/SwiftDocCoverage/Comment.swift
rename to Sources/SwiftSource/SwiftComment.swift
index 96fa9dc..2f90d80 100644
--- a/Sources/SwiftDocCoverage/Comment.swift
+++ b/Sources/SwiftSource/SwiftComment.swift
@@ -1,4 +1,4 @@
-//  Comment.swift
+//  SwiftComment.swift
 //
 //  Created by Iurii Khvorost <iurii.khvorost@gmail.com> on 11.02.2024.
 //  Copyright © 2022 Iurii Khvorost. All rights reserved.
@@ -24,7 +24,7 @@
 import SwiftSyntax
 
 
-public struct Comment {
+public struct SwiftComment {
   private let piece: TriviaPiece
   
   public var text: String {
diff --git a/Sources/SwiftDocCoverage/Declaration.swift b/Sources/SwiftSource/SwiftDeclaration.swift
similarity index 93%
rename from Sources/SwiftDocCoverage/Declaration.swift
rename to Sources/SwiftSource/SwiftDeclaration.swift
index 93faea8..6a0ffaa 100644
--- a/Sources/SwiftDocCoverage/Declaration.swift
+++ b/Sources/SwiftSource/SwiftDeclaration.swift
@@ -1,4 +1,4 @@
-//  Declaration.swift
+//  SwiftDeclaration.swift
 //
 //  Created by Iurii Khvorost <iurii.khvorost@gmail.com> on 09.08.2022.
 //  Copyright © 2022 Iurii Khvorost. All rights reserved.
@@ -35,10 +35,10 @@ fileprivate struct StringBuilder {
   }
 }
 
-public struct Declaration {
-  public let comments: [Comment]
-  public let accessLevel: AccessLevel
-  public var keyword: Keyword
+public struct SwiftDeclaration {
+  public let comments: [SwiftComment]
+  public let accessLevel: SwiftAccessLevel
+  public var keyword: SwiftKeyword
   public let name: String
   public let line: Int
   public let column: Int
diff --git a/Sources/SwiftDocCoverage/Keyword.swift b/Sources/SwiftSource/SwiftKeyword.swift
similarity index 97%
rename from Sources/SwiftDocCoverage/Keyword.swift
rename to Sources/SwiftSource/SwiftKeyword.swift
index 8c7c15d..149872d 100644
--- a/Sources/SwiftDocCoverage/Keyword.swift
+++ b/Sources/SwiftSource/SwiftKeyword.swift
@@ -1,4 +1,4 @@
-//  Keyword.swift
+//  SwiftKeyword.swift
 //
 //  Created by Iurii Khvorost <iurii.khvorost@gmail.com> on 11.02.2024.
 //  Copyright © 2022 Iurii Khvorost. All rights reserved.
@@ -24,7 +24,7 @@
 import SwiftSyntax
 
 
-public enum Keyword: String {
+public enum SwiftKeyword: String {
   case actor
   case `associatedtype`
   case `case`
diff --git a/Sources/SwiftDocCoverage/Source.swift b/Sources/SwiftSource/SwiftSource.swift
similarity index 94%
rename from Sources/SwiftDocCoverage/Source.swift
rename to Sources/SwiftSource/SwiftSource.swift
index 83004d8..8ac0f00 100644
--- a/Sources/SwiftDocCoverage/Source.swift
+++ b/Sources/SwiftSource/SwiftSource.swift
@@ -1,4 +1,4 @@
-//  Source.swift
+//  SwiftSource.swift
 //
 //  Created by Iurii Khvorost <iurii.khvorost@gmail.com> on 08.08.2022.
 //  Copyright © 2022 Iurii Khvorost. All rights reserved.
@@ -25,9 +25,9 @@ import Foundation
 import SwiftSyntax
 
 
-public struct Source {
+public struct SwiftSource {
   public let url: URL?
-  public let declarations: [Declaration]
+  public let declarations: [SwiftDeclaration]
   
   private init(url: URL?, source: String) {
     self.url = url
diff --git a/Sources/SwiftDocCoverage/Visitor.swift b/Sources/SwiftSource/Visitor.swift
similarity index 97%
rename from Sources/SwiftDocCoverage/Visitor.swift
rename to Sources/SwiftSource/Visitor.swift
index 6e51858..388a583 100644
--- a/Sources/SwiftDocCoverage/Visitor.swift
+++ b/Sources/SwiftSource/Visitor.swift
@@ -29,7 +29,7 @@ class Visitor: SyntaxVisitor {
   private var context = [DeclProtocol]()
   private let converter: SourceLocationConverter
   
-  private(set) var declarations = [Declaration]()
+  private(set) var declarations = [SwiftDeclaration]()
   
   init(source: String) {
     let sourceFile = Parser.parse(source: source)
@@ -45,7 +45,7 @@ class Visitor: SyntaxVisitor {
       ? context.map { $0.name.trimmedDescription }.joined(separator: ".")
       : nil
     
-    let declaration = Declaration(decl: decl, path: path, location: startLocation)
+    let declaration = SwiftDeclaration(decl: decl, path: path, location: startLocation)
     declarations.append(declaration)
   }
   
diff --git a/Sources/swift-doc-coverage/main.swift b/Sources/swift-doc-coverage/main.swift
index de2dd0d..c93d7c2 100644
--- a/Sources/swift-doc-coverage/main.swift
+++ b/Sources/swift-doc-coverage/main.swift
@@ -23,13 +23,13 @@
 
 import Foundation
 import ArgumentParser
-import SwiftDocCoverage
+import SwiftSource
 
 
-enum AccessLevelArgument: String, ExpressibleByArgument {
+enum AccessLevel: String, ExpressibleByArgument {
   case open, `public`, `internal`, `fileprivate`, `private`
   
-  var accessLevel: AccessLevel {
+  var accessLevel: SwiftAccessLevel {
     switch self {
       case .open: return .open
       case .public: return .public
@@ -62,8 +62,8 @@ struct SwiftDocCoverage: ParsableCommand {
   @Option(name: .shortAndLong, help: "Skip source code files with file paths that match the given regular expression.")
   var ignoreFilenameRegex: String = ""
   
-  @Option(name: .shortAndLong, help: "The minimum access level of the symbols considered for coverage statistics: \(AccessLevelArgument.open), \(AccessLevelArgument.public), \(AccessLevelArgument.internal), \(AccessLevelArgument.fileprivate), \(AccessLevelArgument.private).")
-  var minimumAccessLevel: AccessLevelArgument = .public
+  @Option(name: .shortAndLong, help: "The minimum access level of the symbols considered for coverage statistics: \(AccessLevel.open), \(AccessLevel.public), \(AccessLevel.internal), \(AccessLevel.fileprivate), \(AccessLevel.private).")
+  var minimumAccessLevel: AccessLevel = .public
   
   @Option(name: .shortAndLong, help: "Report modes: \(ReportArgument.statistics.rawValue), \(ReportArgument.warnings.rawValue), \(ReportArgument.json.rawValue).")
   var report: ReportArgument = .statistics
diff --git a/Tests/SwiftDocCoverageTests/SwiftDocCoverageTests.swift b/Tests/SwiftDocCoverageTests/SwiftDocCoverageTests.swift
index 1bef623..77bfd77 100644
--- a/Tests/SwiftDocCoverageTests/SwiftDocCoverageTests.swift
+++ b/Tests/SwiftDocCoverageTests/SwiftDocCoverageTests.swift
@@ -1,5 +1,5 @@
 import XCTest
-/*@testable */import SwiftDocCoverage
+/*@testable */import SwiftSource
 
 func tempDirectory() -> URL {
   let url = URL(fileURLWithPath: NSTemporaryDirectory())
@@ -18,7 +18,7 @@ final class DeclarationTests: XCTestCase {
       typealias AudioSample = UInt16
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 3)
     XCTAssert(source.declarations[0].name == "typealias SSN")
     XCTAssert(source.declarations[1].name == "class Audio")
@@ -34,7 +34,7 @@ final class DeclarationTests: XCTestCase {
       associatedtype Suffix: SuffixableContainer where Suffix.Item == Item
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 4)
     XCTAssert(source.declarations[0].name == "protocol Container")
     XCTAssert(source.declarations[1].name == "associatedtype Container.Item")
@@ -59,7 +59,7 @@ final class DeclarationTests: XCTestCase {
       class E {}
     #endif
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 5)
     XCTAssert(source.declarations[0].name == "class A")
     XCTAssert(source.declarations[1].name == "class B")
@@ -77,7 +77,7 @@ final class DeclarationTests: XCTestCase {
     class Stack<Element>: Base {}
     actor UserStorage {}
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 5)
     XCTAssert(source.declarations[0].name == "class Vehicle")
     XCTAssert(source.declarations[1].name == "class Bicycle: Vehicle")
@@ -93,7 +93,7 @@ final class DeclarationTests: XCTestCase {
     struct Person: FullyNamed {}
     struct Stack<Element> {}
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 3)
     XCTAssert(source.declarations[0].name == "struct Book")
     XCTAssert(source.declarations[1].name == "struct Person: FullyNamed")
@@ -108,7 +108,7 @@ final class DeclarationTests: XCTestCase {
     protocol SomeClassOnlyProtocol: AnyObject, SomeInheritedProtocol {}
     @objc protocol CounterDataSource {}
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 4)
     XCTAssert(source.declarations[0].name == "protocol Container")
     XCTAssert(source.declarations[1].name == "protocol InheritingProtocol: SomeProtocol, AnotherProtocol")
@@ -123,7 +123,7 @@ final class DeclarationTests: XCTestCase {
     extension SomeType: SomeProtocol, AnotherProtocol {}
     extension Array: TextRepresentable where Element: TextRepresentable {}
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 3)
     XCTAssert(source.declarations[0].name == "extension Container")
     XCTAssert(source.declarations[1].name == "extension SomeType: SomeProtocol, AnotherProtocol")
@@ -142,7 +142,7 @@ final class DeclarationTests: XCTestCase {
       static func + (left: Vector2D, right: Vector2D) -> Vector2D {}
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 7)
     XCTAssert(source.declarations[0].name == "func greet(person: String) -> String")
     XCTAssert(source.declarations[1].name == "func someFunction(argumentLabel parameterName: Int)")
@@ -166,7 +166,7 @@ final class DeclarationTests: XCTestCase {
       init<Item>(item: Item) where Element: TextRepresentable {}
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 8)
     XCTAssert(source.declarations[0].name == "struct Color")
     XCTAssert(source.declarations[1].name == "Color.init()")
@@ -188,7 +188,7 @@ final class DeclarationTests: XCTestCase {
       subscript<Item>(n: Int) -> Item {}
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 5)
     XCTAssert(source.declarations[0].name == "struct TimesTable")
     XCTAssert(source.declarations[1].name == "TimesTable.subscript(index: Int) -> Int")
@@ -216,7 +216,7 @@ final class DeclarationTests: XCTestCase {
       }
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 9)
     XCTAssert(source.declarations[0].name == "let name")
     XCTAssert(source.declarations[1].name == "let id")
@@ -240,7 +240,7 @@ final class DeclarationTests: XCTestCase {
     }
     enum Planet<Item> {}
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 6)
     XCTAssert(source.declarations[0].name == "enum CompassPoint")
     XCTAssert(source.declarations[1].name == "case CompassPoint.north,south")
@@ -258,7 +258,7 @@ final class DeclarationTests: XCTestCase {
     }
     infix operator => : ForwardPipe
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 1)
     XCTAssert(source.declarations[0].name == "precedencegroup ForwardPipe")
     //XCTAssert(source.declarations[1].name == "operator =>")
@@ -305,7 +305,7 @@ final class DeclarationTests: XCTestCase {
       }
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 11)
     XCTAssert(source.declarations[0].name == "struct BlackjackCard")
     XCTAssert(source.declarations[1].name == "enum BlackjackCard.Suit: Character")
@@ -338,7 +338,7 @@ final class DeclarationTests: XCTestCase {
       static let shared = 10
     }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 12)
     XCTAssert(source.declarations[0].accessLevel == .open)
     XCTAssert(source.declarations[1].accessLevel == .public)
@@ -363,7 +363,7 @@ final class DocumentationTests: XCTestCase {
     """
     public func eat(_ food: Food, quantity: Int) throws -> Int { return 0 }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 1)
     XCTAssert(source.declarations[0].comments.count == 0)
   }
@@ -377,7 +377,7 @@ final class DocumentationTests: XCTestCase {
     /** A documentation block comment */
     mutating public func eat(_ food: Food, quantity: Int) throws -> Int { return 0 }
     """
-    let source = Source(source: code)
+    let source = SwiftSource(source: code)
     XCTAssert(source.declarations.count == 1)
     XCTAssert(source.declarations[0].comments.count == 4)
     XCTAssert(source.declarations[0].comments[0].text == "// A developer line comment")
@@ -395,7 +395,7 @@ final class FileTests: XCTestCase {
   static let emptyDirURL =  directoryURL.appendingPathComponent("Empty")
   
   func test_file() throws {
-    let source = try Source(url: Self.fileURL)
+    let source = try SwiftSource(url: Self.fileURL)
     XCTAssert(source.declarations.count == 4)
   }