kord-common/dev.kord.common.entity.optional/Optional/Missing

Missing

class Missing<out T> : Optional<T> (source)

Represents a field that was not present in the serialized entity.

Types

Companion

object Companion

Properties

value

open override val value: T?

The value this optional wraps, always null.

Functions

coerceToMissing

fun <T : Any> Optional<T?>.coerceToMissing(): Optional<T>

equals

open operator override fun equals(other: Any?): Boolean

filterInstanceOfList

inline fun <R> Optional<List<*>>.filterInstanceOfList(): Optional<List<R>>

filterList

inline fun <E> Optional<List<E>>.filterList(mapper: (E) -> Boolean): Optional<List<E>>

first

inline fun <E> Optional<List<E>>.first(predicate: (E) -> Boolean): E

firstOrNull

inline fun <E> Optional<List<E>>.firstOrNull(predicate: (E) -> Boolean): E?

flatMap

inline fun <E : Any, T : Any> Optional<E>.flatMap(mapper: (E) -> Optional<T>): Optional<T>

Applies the mapper to the optional if it is a Value, returns the same optional otherwise.

hashCode

open override fun hashCode(): Int

map

@JvmName(name = "mapNullableOptional")

inline fun <E : Any, T : Any> Optional<E?>.map(mapper: (E) -> T): Optional<T?>

inline fun <E : Any, T : Any> Optional<E>.map(mapper: (E) -> T): Optional<T>

mapCopy

fun <T> Optional<MutableList<T>>.mapCopy(): Optional<List<T>>

@JvmName(name = "mapCopyOfMap")

fun <K, V> Optional<MutableMap<K, V>>.mapCopy(): Optional<Map<K, V>>

mapList

@JvmName(name = "mapNullableList")

inline fun <E, T> Optional<List<E>?>.mapList(mapper: (E) -> T): Optional<List<T>?>

inline fun <E, T> Optional<List<E>>.mapList(mapper: (E) -> T): Optional<List<T>>

mapNotNull

inline fun <E : Any, T> Optional<E?>.mapNotNull(mapper: (E) -> T): Optional<T?>

mapNullable

inline fun <E, T> Optional<E>.mapNullable(mapper: (E) -> T): Optional<T?>

mapSnowflake

@JvmName(name = "mapNullableSnowflake")

inline fun <E : Any> Optional<E?>.mapSnowflake(mapper: (E) -> Snowflake): OptionalSnowflake

inline fun <E : Any> Optional<E>.mapSnowflake(mapper: (E) -> Snowflake): OptionalSnowflake

mapValues

inline fun <K, V, R> Optional<Map<K, V>>.mapValues(mapper: (Map.Entry<K, V>) -> R): Optional<Map<K, R>>

orEmpty

fun <E> Optional<List<E>>.orEmpty(): List<E>

fun <E> Optional<Set<E>>.orEmpty(): Set<E>

switchOnMissing

fun <T : Any> Optional<T>.switchOnMissing(value: T): Optional<T>

fun <T : Any> Optional<T>.switchOnMissing(value: Optional<T>): Optional<T>

toPrimitive

fun Optional<Boolean>.toPrimitive(): OptionalBoolean

toString

open override fun toString(): String

unwrap

inline fun <T, R : Any> Optional<T>.unwrap(mapper: (T) -> R): R?