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gistfile1.txt

class LauncherPredicate @Inject constructor(private val appVersion: String) : Predicate<Launcher> {

    private val semVerMatcher = "(\\d+)\\.(\\d+)\\.(\\d+)".toRegex()

    override fun test(launcher: Launcher): Boolean {
        val version = launcher.minAppVersion
        if (version.isNullOrEmpty()) {
            return true
        }
        return runCatching {
            val (launcherMajor, launcherMinor, launcherPatch) = semVerMatcher.find(version)!!.destructured
            val (appMajor, appMinor, appPatch) = semVerMatcher.find(appVersion)!!.destructured
            appMajor >= launcherMajor && appMinor >= launcherMinor && appPatch >= launcherPatch
        }.fold({ it }, { false })
    }
}