Merge nucleic/mellow-dewy-falcon-rjhr into main

2026-08-07 02:30:26 -07:00
parent d64b3f3e9b
commit e7163de22f
9 changed files with 403 additions and 47 deletions
@@ -155,12 +155,10 @@ public struct IPSWProvider: Sendable {
        // not a Swift error — when handed a non-file or missing path, and an
        // ObjC exception cannot be caught here. So the existence check is not
        // politeness; it is the only thing standing between a typo and a crash.
-        var isDirectory: ObjCBool = false
-        guard FileManager.default.fileExists(atPath: url.path, isDirectory: &isDirectory),
-            !isDirectory.boolValue
-        else {
-            throw CoreError.notFound("restore image not found at \(url.path)")
-        }
+        // The size and magic-byte checks alongside it cover the other way this
+        // call goes wrong: handed a partial download it neither fails nor
+        // reports progress, it simply stops responding.
+        try IPSWFile.validate(path: url.path)

        do {
            return try await VZMacOSRestoreImage.image(from: url)