Image system and custom SFSymbol initializer

Image+customSymbol.swift

import SwiftUI

extension Image {

    init(symbol name: String, accessibilityDescription: String? = nil) {
        if let nsImage = NSImage(systemSymbolName: name, accessibilityDescription: accessibilityDescription) {
            self.init(nsImage: nsImage)
        } else if let nsImage = NSImage(named: name) {
            nsImage.accessibilityDescription = accessibilityDescription
            self.init(nsImage: nsImage)
        } else {
            self.init(systemName: "")
        }
    }

}