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59 lines
1.7 KiB
Swift
59 lines
1.7 KiB
Swift
//
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// Binding+Extensions.swift
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// Passepartout
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//
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// Created by Davide De Rosa on 2/19/22.
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// Copyright (c) 2022 Davide De Rosa. All rights reserved.
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//
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// https://github.com/passepartoutvpn
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//
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// This file is part of Passepartout.
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//
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// Passepartout is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Passepartout is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
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//
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import SwiftUI
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func ??<T>(lhs: Binding<Optional<T>>, rhs: T) -> Binding<T> {
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Binding {
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lhs.wrappedValue ?? rhs
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} set: {
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lhs.wrappedValue = $0
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}
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}
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extension Binding {
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func toString() -> Binding<String> where Value == Optional<URL> {
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.init {
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wrappedValue?.absoluteString ?? ""
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} set: {
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wrappedValue = URL(string: $0) ?? wrappedValue
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}
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}
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func toString<T>() -> Binding<String> where Value == Optional<T>, T: FixedWidthInteger {
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.init {
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guard let v = wrappedValue else {
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return ""
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}
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return v.description
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} set: {
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guard let v = T($0) else {
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return
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}
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wrappedValue = v
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}
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}
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}
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