From 0114fefb36122030218ec9116f64ad32b222358a Mon Sep 17 00:00:00 2001
From: Lizz Clark <44777792+lizzclark@users.noreply.github.com>
Date: Fri, 9 Feb 2024 10:22:13 +0000
Subject: [PATCH] store paths of accessed snapshot files

---
 Sources/SnapshotTesting/AssertSnapshot.swift | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Sources/SnapshotTesting/AssertSnapshot.swift b/Sources/SnapshotTesting/AssertSnapshot.swift
index 552077e4..bfd5d0fa 100644
--- a/Sources/SnapshotTesting/AssertSnapshot.swift
+++ b/Sources/SnapshotTesting/AssertSnapshot.swift
@@ -8,6 +8,8 @@ import XCTest
 /// ```
 public var diffTool: String? = nil
 
+public var accessedFilePaths: Set<URL> = []
+
 /// Whether or not to record all new references.
 public var isRecording = false
 
@@ -226,6 +228,8 @@ public func verifySnapshot<Value, Format>(
       .appendingPathExtension(snapshotting.pathExtension ?? "")
     let fileManager = FileManager.default
     try fileManager.createDirectory(at: snapshotDirectoryUrl, withIntermediateDirectories: true)
+      
+    accessedFilePaths.insert(snapshotFileUrl)
 
     let tookSnapshot = XCTestExpectation(description: "Took snapshot")
     var optionalDiffable: Format?