prole/prole-app/Sources/Debug.swift

import Foundation

enum Debug {
    static let isEnabled: Bool = {
        if let v = ProcessInfo.processInfo.environment["PROLESTATUS_DEBUG"] {
            return v == "1" || v.lowercased() == "true" || v.lowercased() == "yes"
        }
        return false
    }()

    static func log(_ message: @autoclosure () -> String) {
        guard isEnabled else { return }
        let ts = ISO8601DateFormatter().string(from: Date())
        FileHandle.standardOutput.write(("[ProleStatus] " + ts + " " + message() + "\n").data(using: .utf8)!)
    }
}

@inline(__always)
func dlog(_ message: @autoclosure () -> String) {
    Debug.log(message())
}