package com.infendro.cli.parser

import com.infendro.cli.error.Error
import com.infendro.cli.error.InvalidValue
import kotlin.reflect.KClass

abstract class Parser<T : Any>(
    val type: KClass<T>,
) {
    sealed class Result<T : Any> {
        data class Success<T : Any>(
            val value: T,
        ) : Result<T>()

        data class Failure<T : Any>(
            val error: Error,
        ) : Result<T>()
    }

    protected fun success(value: T) = Result.Success(value)
    protected fun failure(text: String) = Result.Failure<T>(InvalidValue(text, type))

    abstract fun parse(text: String): Result<T>
}