package de.pflugradts.passbird.application.commandhandling.command.base import de.pflugradts.passbird.domain.model.transfer.Input private const val MAX_COMMAND_SIZE = 1 abstract class AbstractSingleCharInputCommand protected constructor(private val input: Input) : AbstractInputCommand(input) { init { require(input.command.size <= MAX_COMMAND_SIZE) { ("Parameter for command '${input.command.getChar(0)}' not supported: ${input.command.slice(1).asString()}") } } }