84 lines
2.7 KiB
TypeScript
84 lines
2.7 KiB
TypeScript
import { Nullable } from '../utils'
|
|
import { GenericSeed } from './generic'
|
|
|
|
export interface MapAccess {
|
|
nextKeySeed<T, K extends Deserialize<T>>(seed: K): Nullable<T>
|
|
nextValueSeed<T, V extends Deserialize<T>>(seed: V): Nullable<T>
|
|
nextEntrySeed<TK, TV, K extends Deserialize<TK>, V extends Deserialize<TV>>(kseed: K, vseed: V): Nullable<[TK, TV]>
|
|
nextKey<T>(): Nullable<T>
|
|
nextValue<T>(): Nullable<T>
|
|
nextEntry<K, V>(): Nullable<[K, V]>
|
|
}
|
|
|
|
export abstract class DefaultMapAccessImpl implements MapAccess {
|
|
abstract nextKeySeed<T, K extends Deserialize<T>>(seed: K): Nullable<T>
|
|
abstract nextValueSeed<T, V extends Deserialize<T>>(seed: V): Nullable<T>
|
|
|
|
nextEntrySeed<TK, TV, K extends Deserialize<TK>, V extends Deserialize<TV>>(kseed: K, vseed: V): Nullable<[TK, TV]> {
|
|
const key = this.nextKeySeed(kseed) as Nullable<TK>
|
|
if (key !== undefined) {
|
|
const value = this.nextValueSeed(vseed) as Nullable<TV>
|
|
|
|
if (value !== undefined) {
|
|
return [key, value]
|
|
}
|
|
}
|
|
}
|
|
|
|
nextKey<T>(): Nullable<T> {
|
|
return this.nextValueSeed(GenericSeed<T>)
|
|
}
|
|
|
|
nextValue<T>(): Nullable<T> {
|
|
return this.nextValueSeed(GenericSeed<T>)
|
|
}
|
|
|
|
nextEntry<K, V>(): Nullable<[K, V]> {
|
|
return this.nextEntrySeed(GenericSeed<K>, GenericSeed<V>)
|
|
}
|
|
}
|
|
|
|
export interface IterableAccess {
|
|
nextElementSeed<T, I extends Deserialize<T>>(seed: I): Nullable<T>
|
|
nextElement<T>(): Nullable<T>
|
|
sizeHint(): number
|
|
}
|
|
|
|
export abstract class DefaultIterableAccessImpl implements IterableAccess {
|
|
abstract nextElementSeed<T, I extends Deserialize<T>>(seed: I): Nullable<T>
|
|
|
|
nextElement<T>(): Nullable<T> {
|
|
return this.nextElementSeed(GenericSeed<T>)
|
|
}
|
|
|
|
sizeHint(): number { return 0 }
|
|
}
|
|
|
|
export interface Visitor<T> {
|
|
visitString(value: string): T
|
|
visitNumber(value: number): T
|
|
visitBigInt(value: bigint): T
|
|
visitBoolean(value: boolean): T
|
|
visitSymbol(value: symbol): T
|
|
visitNull(): T
|
|
visitObject(value: MapAccess): T
|
|
visitClass(name: string, value: MapAccess): T
|
|
visitIterable?(value: IterableAccess): T
|
|
}
|
|
|
|
export interface Deserializer {
|
|
deserializeAny<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeString<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeNumber<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeBigInt<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeBoolean<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeSymbol<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeNull<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeObject<T, V extends Visitor<T>>(visitor: V): T
|
|
deserializeClass<T, V extends Visitor<T>>(name: string, visitor: V): T
|
|
deserializeIterable<T, V extends Visitor<T>>(visitor: V): T
|
|
}
|
|
|
|
export interface Deserialize<T> {
|
|
deserialize<D extends Deserializer>(deserializer: D): T
|
|
}
|