23 lines
612 B
Swift
23 lines
612 B
Swift
//
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// Copyright 2026 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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import GRDB
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/// A convenience wrapper for `GRDB.RecordCursor` that swallows errors using
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/// `failIfThrows` and adds `Sequence` conformance.
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struct FailIfThrowsRecordCursor<T: FetchableRecord>: IteratorProtocol, Sequence {
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typealias Element = T
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private let recordCursor: RecordCursor<T>
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init(makeCursorBlock: () throws -> RecordCursor<T>) {
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self.recordCursor = failIfThrows(block: makeCursorBlock)
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}
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mutating func next() -> T? {
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return failIfThrows(block: recordCursor.next)
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}
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}
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