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Code Issues 95 Packages Projects Releases 10 Wiki Activity

Use generic collection types in ListSnapshot mutators

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This commit is contained in:
John Estropia
2020-01-05 02:37:42 +09:00
parent b4489301ac
commit b7ebda4487
2 changed files with 28 additions and 28 deletions
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36
Sources/Internals.DiffableDataSourceSnapshot.swift
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@@ -126,22 +126,22 @@ extension Internals {
return self.structure.allSectionIDs.firstIndex(of: identifier)
}
mutating func appendItems(_ identifiers: [NSManagedObjectID], toSection sectionIdentifier: String?) {
mutating func appendItems<C: Collection>(_ identifiers: C, toSection sectionIdentifier: String?) where C.Element == NSManagedObjectID {
self.structure.append(itemIDs: identifiers, to: sectionIdentifier)
}
mutating func insertItems(_ identifiers: [NSManagedObjectID], beforeItem beforeIdentifier: NSManagedObjectID) {
mutating func insertItems<C: Collection>(_ identifiers: C, beforeItem beforeIdentifier: NSManagedObjectID) where C.Element == NSManagedObjectID {
self.structure.insert(itemIDs: identifiers, before: beforeIdentifier)
}
mutating func insertItems(_ identifiers: [NSManagedObjectID], afterItem afterIdentifier: NSManagedObjectID) {
mutating func insertItems<C: Collection>(_ identifiers: C, afterItem afterIdentifier: NSManagedObjectID) where C.Element == NSManagedObjectID {
self.structure.insert(itemIDs: identifiers, after: afterIdentifier)
}
mutating func deleteItems(_ identifiers: [NSManagedObjectID]) {
mutating func deleteItems<S: Sequence>(_ identifiers: S) where S.Element == NSManagedObjectID {
self.structure.remove(itemIDs: identifiers)
}
@@ -161,27 +161,27 @@ extension Internals {
self.structure.move(itemID: identifier, after: toIdentifier)
}
mutating func reloadItems(_ identifiers: [NSManagedObjectID]) {
mutating func reloadItems<S: Sequence>(_ identifiers: S) where S.Element == NSManagedObjectID {
self.structure.update(itemIDs: identifiers)
}
mutating func appendSections(_ identifiers: [String]) {
mutating func appendSections<C: Collection>(_ identifiers: C) where C.Element == String {
self.structure.append(sectionIDs: identifiers)
}
mutating func insertSections(_ identifiers: [String], beforeSection toIdentifier: String) {
mutating func insertSections<C: Collection>(_ identifiers: C, beforeSection toIdentifier: String) where C.Element == String {
self.structure.insert(sectionIDs: identifiers, before: toIdentifier)
}
mutating func insertSections(_ identifiers: [String], afterSection toIdentifier: String) {
mutating func insertSections<C: Collection>(_ identifiers: C, afterSection toIdentifier: String) where C.Element == String {
self.structure.insert(sectionIDs: identifiers, after: toIdentifier)
}
mutating func deleteSections(_ identifiers: [String]) {
mutating func deleteSections<S: Sequence>(_ identifiers: S) where S.Element == String {
self.structure.remove(sectionIDs: identifiers)
}
@@ -196,7 +196,7 @@ extension Internals {
self.structure.move(sectionID: identifier, after: toIdentifier)
}
mutating func reloadSections(_ identifiers: [String]) {
mutating func reloadSections<S: Sequence>(_ identifiers: S) where S.Element == String {
self.structure.update(sectionIDs: identifiers)
}
@@ -351,7 +351,7 @@ extension Internals {
return self.itemPositionMap(itemID)?.section.differenceIdentifier
}
mutating func append(itemIDs: [NSManagedObjectID], to sectionID: String?) {
mutating func append<C: Collection>(itemIDs: C, to sectionID: String?) where C.Element == NSManagedObjectID {
let index: Array<Section>.Index
if let sectionID = sectionID {
@@ -375,7 +375,7 @@ extension Internals {
self.sections[index].elements.append(contentsOf: items)
}
mutating func insert(itemIDs: [NSManagedObjectID], before beforeItemID: NSManagedObjectID) {
mutating func insert<C: Collection>(itemIDs: C, before beforeItemID: NSManagedObjectID) where C.Element == NSManagedObjectID {
guard let itemPosition = self.itemPositionMap(beforeItemID) else {
@@ -386,7 +386,7 @@ extension Internals {
.insert(contentsOf: items, at: itemPosition.itemRelativeIndex)
}
mutating func insert(itemIDs: [NSManagedObjectID], after afterItemID: NSManagedObjectID) {
mutating func insert<C: Collection>(itemIDs: C, after afterItemID: NSManagedObjectID) where C.Element == NSManagedObjectID {
guard let itemPosition = self.itemPositionMap(afterItemID) else {
@@ -399,7 +399,7 @@ extension Internals {
.insert(contentsOf: items, at: itemIndex)
}
mutating func remove<C: Collection>(itemIDs: C) where C.Element == NSManagedObjectID {
mutating func remove<S: Sequence>(itemIDs: S) where S.Element == NSManagedObjectID {
let itemPositionMap = self.itemPositionMap()
var removeIndexSetMap: [Int: IndexSet] = [:]
@@ -482,13 +482,13 @@ extension Internals {
self.reloadedItems.formUnion(newItemIDs)
}
mutating func append(sectionIDs: [String]) {
mutating func append<C: Collection>(sectionIDs: C) where C.Element == String {
let newSections = sectionIDs.lazy.map({ Section(differenceIdentifier: $0) })
self.sections.append(contentsOf: newSections)
}
mutating func insert(sectionIDs: [String], before beforeSectionID: String) {
mutating func insert<C: Collection>(sectionIDs: C, before beforeSectionID: String) where C.Element == String {
guard let sectionIndex = self.sectionIndex(of: beforeSectionID) else {
@@ -498,7 +498,7 @@ extension Internals {
self.sections.insert(contentsOf: newSections, at: sectionIndex)
}
mutating func insert(sectionIDs: [String], after afterSectionID: String) {
mutating func insert<C: Collection>(sectionIDs: C, after afterSectionID: String) where C.Element == String {
guard let beforeIndex = self.sectionIndex(of: afterSectionID) else {
@@ -509,7 +509,7 @@ extension Internals {
self.sections.insert(contentsOf: newSections, at: sectionIndex)
}
mutating func remove(sectionIDs: [String]) {
mutating func remove<S: Sequence>(sectionIDs: S) where S.Element == String {
for sectionID in sectionIDs {