This is log util for Android. You don't need TAG and care about showing log after released.

DLog.kt

/**
 * Usage 
 * DLog.w("This is awesome!")
 *
 * print -> W/Dave: [xx.kt::methodName]This is awesome! 
 */
object DLog {
    private const val TAG : String = "Dave"

    fun e(message : String){
        if(BuildConfig.DEBUG) Log.e(TAG, buildLogMsg(message))
    }

    fun w(message : String){
        if(BuildConfig.DEBUG) Log.w(TAG, buildLogMsg(message))
    }

    fun i(message : String){
        if(BuildConfig.DEBUG) Log.i(TAG, buildLogMsg(message))
    }

    fun d(message : String){
        if(BuildConfig.DEBUG) Log.d(TAG, buildLogMsg(message))
    }

    fun v(message : String){
        if(BuildConfig.DEBUG) Log.v(TAG, buildLogMsg(message))
    }

    private fun buildLogMsg(message : String) : String{
        val sb = StringBuilder()
        try{
            val ste : StackTraceElement ?= Thread.currentThread().stackTrace[4]
            sb.run {
                append("[")
                append(ste?.fileName?.replace(".java", ""))
                append("::")
                append(ste?.methodName)
                append("]")
                append(message)
            }
        }catch (e: Exception){
            Log.e(TAG, "buildLogMsg Error: ${e.localizedMessage}")
            sb.append(e.localizedMessage)
        }

        return sb.toString()
    }
}