types.Option | /mod.ts | polkadot@0.2.40

class types.Option

implements IOption<T>

Re-export

import { types } from "https://deno.land/x/polkadot@0.2.40/mod.ts";
const { Option } = types;

Constructors

new

Option(

registry: Registry,

typeName: CodecClass<T> | string,

value?: unknown,

unnamed 3?: DefinitionSetter<CodecClass<T>>,

)

Type Parameters

T extends Codec

Properties

optional

createdAtHash: IU8a

readonly

encodedLength: number

readonly

hash: IU8a

optional

initialU8aLength: number

readonly

isEmpty: boolean

readonly

isNone: boolean

readonly

isSome: boolean

optional

isStorageFallback: boolean

readonly

registry: Registry

readonly

value: T

Methods

eq(other?: unknown): boolean

inspect(): Inspect

toHex(): HexString

toHuman(isExtended?: boolean): AnyJson

toJSON(): AnyJson

toPrimitive(): AnyJson

toRawType(isBare?: boolean): string

toString(): string

toU8a(isBare?: boolean): Uint8Array

unwrap(): T

unwrapOr<O>(defaultValue: O): T | O

unwrapOrDefault(): T

Static Methods

with<O extends Codec>(Type: CodecClass<O> | string): CodecClass<Option<O>>