SwiftUI suppressible keyboard shortcuts

RemovableKeyboardShortcut.swift

//
//  RemovableKeyboardShortcut.swift
//
//  Created by Clarko on 2/2/21.
//
//  Adds an argument to dynamically remove a keyboard shortcut
//

import SwiftUI

extension View {
    func keyboardShortcut(_ key: KeyEquivalent, disabled: Bool) -> some View {
        self.modifier(RemovableKeyboardShortcut(key: key, disabled: disabled))
    }

    func keyboardShortcut(_ shortcut: KeyboardShortcut, disabled: Bool) -> some View {
        self.modifier(RemovableKeyboardShortcut(shortcut: shortcut, disabled: disabled))
    }

    func keyboardShortcut(_ key: KeyEquivalent, modifiers: EventModifiers, disabled: Bool) -> some View {
        self.modifier(RemovableKeyboardShortcut(key: key, modifiers: modifiers, disabled: disabled))
    }
}

struct RemovableKeyboardShortcut: ViewModifier {
    var shortcut: KeyboardShortcut? = nil
    var key: KeyEquivalent? = nil
    var modifiers: EventModifiers? = nil
    var disabled: Bool

    func body(content: Content) -> some View {
        switch (shortcut, key, modifiers, disabled) {
        case (let .some(shortcut), nil, nil, false):
            content.keyboardShortcut(shortcut)
        case (nil, let .some(key), nil, false):
            content.keyboardShortcut(key)
        case (nil, let .some(key), let .some(modifiers), false):
            content.keyboardShortcut(key, modifiers: modifiers)
        default:
            content
        }
    }
}