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Guard against negative numbers. Fixes #3768

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This commit is contained in:
Maurice Parker
2022-12-02 20:53:10 -06:00
parent 6c7b425af3
commit 53f835b3ce
1 changed files with 4 additions and 1 deletions
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5
iOS/SceneCoordinator.swift
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@@ -657,7 +657,10 @@ class SceneCoordinator: NSObject, UndoableCommandRunner {
}
func nodeFor(_ indexPath: IndexPath) -> Node? {
guard indexPath.section < shadowTable.count && indexPath.row < shadowTable[indexPath.section].feedNodes.count else {
guard indexPath.section > -1 &&
indexPath.row > -1 &&
indexPath.section < shadowTable.count &&
indexPath.row < shadowTable[indexPath.section].feedNodes.count else {
return nil
}
return shadowTable[indexPath.section].feedNodes[indexPath.row].node