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Code Issues 95 Packages Projects Releases 10 Wiki Activity

Allow purging of datasource

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John Estropia
2019-12-17 21:10:01 +09:00
parent eef1c99f11
commit 57745f36a8
7 changed files with 86 additions and 41 deletions
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10
Sources/ListSnapshot.swift
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@@ -83,7 +83,10 @@ public struct ListSnapshot<O: DynamicObject>: RandomAccessCollection, Hashable {
*/
public subscript(safeIndex index: Index) -> ObjectPublisher<O>? {
let context = self.context!
guard let context = self.context else {
return nil
}
let itemIDs = self.diffableSnapshot.itemIdentifiers
guard itemIDs.indices.contains(index) else {
@@ -118,7 +121,10 @@ public struct ListSnapshot<O: DynamicObject>: RandomAccessCollection, Hashable {
*/
public subscript(safeSectionIndex sectionIndex: Int, safeItemIndex itemIndex: Int) -> ObjectPublisher<O>? {
let context = self.context!
guard let context = self.context else {
return nil
}
let snapshot = self.diffableSnapshot
let sectionIDs = snapshot.sectionIdentifiers
guard sectionIDs.indices.contains(sectionIndex) else {