Swift - check iOS app environment (debug OR TestFlight build) at runtime

UIApplication+Environment.swift

import UIKit

extension UIApplication {
    
    // MARK: Public
    func isRunningInTestFlightEnvironment() -> Bool {
        if isSimulator() {
            return false
        } else {
            if isAppStoreReceiptSandbox() && !hasEmbeddedMobileProvision() {
                return true
            } else {
                return false
            }
        }
    }
    
    func isRunningInAppStoreEnvironment() -> Bool {
        if isSimulator(){
            return false
        } else {
            if isAppStoreReceiptSandbox() || hasEmbeddedMobileProvision() {
                return false
            } else {
                return true
            }
        }
    }

    // MARK: Private
    private func hasEmbeddedMobileProvision() -> Bool {
        guard Bundle.main.path(forResource: "embedded", ofType: "mobileprovision") == nil else {
            return true
        }
        return false
    }
    
    private func isAppStoreReceiptSandbox() -> Bool {
        
        if isSimulator() {
            return false
        } else {
            guard let url = Bundle.main.appStoreReceiptURL else {
                return false
            }
            guard url.lastPathComponent == "sandboxReceipt" else {
                return false
            }
            return true
        }
    }
    
    private func isSimulator() -> Bool {
        
        #if arch(i386) || arch(x86_64)
        return true
        #else
        return false
        #endif
    }
}