56 lines
2.0 KiB
Swift
56 lines
2.0 KiB
Swift
//
|
|
// Copyright (c) 2018 Touch Instinct
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the Software), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in
|
|
// all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
// THE SOFTWARE.
|
|
//
|
|
|
|
public extension ContentLoadingViewModel {
|
|
|
|
/// Returns true if self == .placeholder.
|
|
var isPlaceholder: Bool {
|
|
if case .placeholder = self {
|
|
return true
|
|
} else {
|
|
return false
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
public extension ContentLoadingViewModel where PlaceholderType == Void {
|
|
|
|
/// Creates ContentLoadingViewModel with placeholder.
|
|
static var placeholder: ContentLoadingViewModel<ContentType, PlaceholderType> {
|
|
return .placeholder(())
|
|
}
|
|
|
|
}
|
|
|
|
public extension ContentLoadingViewModel where PlaceholderType == [Void] {
|
|
|
|
/// Creates ContentLoadingViewModel with placeholder.
|
|
///
|
|
/// - Parameter numberOfItems: Number of placeholders to create.
|
|
/// - Returns: ContentLoadingViewModel with placeholder.
|
|
static func placeholders(numberOfItems: Int) -> ContentLoadingViewModel<ContentType, PlaceholderType> {
|
|
return .placeholder(Array(repeating: (), count: numberOfItems))
|
|
}
|
|
|
|
}
|