Optimizations

Author: sm-eminiakhmetov

Tests/TestHelpers/TestHelpers.swift

@@ -46,6 +46,7 @@ private let info: PlatformInfo = {
 // swiftlint:disable file_length
 
 private let violationMarker = "↓"
+private let violationMarkerChar = violationMarker.first!
 
 private extension SwiftLintFile {
     static func testFile(withContents contents: String, persistToDisk: Bool = false) -> SwiftLintFile {
@@ -198,9 +199,6 @@ public extension Collection where Element == Example {
 }
 
 private func cleanedContentsAndMarkerOffsets(from contents: String) -> (String, [Int]) {
-    guard let violationMarkerChar = violationMarker.first else {
-        return (contents, [])
-    }
     var markerOffsets = [Int]()
     var cleanedContents = ""
     cleanedContents.reserveCapacity(contents.count)