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Use guard statements to reduce nesting

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This commit is contained in:
Danny Moesch 2020-08-19 19:51:09 +02:00 • committed by Mingshen Sun
parent ddabe206ab
commit edd7398cd4
4 changed files with 58 additions and 56 deletions
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13
pass/Controllers/SSHKeyArmorImportTableViewController.swift
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@ -95,14 +95,15 @@ class SSHKeyArmorImportTableViewController: AutoCellHeightUITableViewController,
}
override func prepare(for segue: UIStoryboardSegue, sender _: Any?) {
if segue.identifier == "showSSHScannerSegue" {
if let navController = segue.destination as? UINavigationController {
if let viewController = navController.topViewController as? QRScannerController {
viewController.delegate = self
}
} else if let viewController = segue.destination as? QRScannerController {
guard segue.identifier == "showSSHScannerSegue" else {
return
}
if let navController = segue.destination as? UINavigationController {
if let viewController = navController.topViewController as? QRScannerController {
viewController.delegate = self
}
} else if let viewController = segue.destination as? QRScannerController {
viewController.delegate = self
}
}