View Yoneda.kt
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
typealias HomList<A, B> = ((A) -> B) -> List<B> | |
fun <A, B> List<A>.yoneda(): HomList<A, B> { | |
return { f -> this.map(f) } | |
} | |
fun <A, B> HomList<A, B>.lower(): List<A> { | |
return buildList { | |
this@lower { a -> | |
add(a) |
View Mapper.kt
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
interface Mapper<P, V> { | |
fun P.toValue(): V | |
fun V.toPayload(): P | |
} |
View consume_flow_extension.kt
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
sealed class HomeActions { | |
class ShowPosts(val posts: List<Post>) : HomeActions() | |
class ShowUsers(val users: List<User>) : HomeActions() | |
} | |
data class HomeState(val posts: List<Post> = listOf(), val user: List<User> = listOf()) | |
private val homeActions: ConflatedBroadcastChannel<HomeActions> by lazy { ConflatedBroadcastChannel<HomeActions>() } |
View BloderComparable.kt
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
interface BloderComparable<T> { | |
fun customCompareTo(b: T) : Int | |
} | |
// O(1) | |
fun <T : BloderComparable<T>> List<T>.firstComparableIsEqualsTo(item: T) : Boolean = this[0].customCompareTo(item) == 0 | |
// O(n) | |
fun <T : BloderComparable<T>> List<T>.containsComparable(item: T) : Boolean = this.firstOrNull { | |
it.customCompareTo(item) == 0 |
View ContextValidation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
class ContextValidation(private val validator: FormValidator) : DefaultValidation(validator) { | |
fun whenBrazil(conditions: BrazilValidations.() -> Unit) { | |
if (isBrazilApp()) BrazilValidations(validator).conditions() | |
} | |
fun whenColombia(conditions: ColombiaValidations.() -> Unit) { | |
if (isColombiaApp()) ColombiaValidations(validator).conditions() | |
} |