/
declarationsWithRecursiveInternalTypesProduceUniqueTypeParams.types
212 lines (182 loc) · 71.2 KB
/
declarationsWithRecursiveInternalTypesProduceUniqueTypeParams.types
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=== tests/cases/compiler/declarationsWithRecursiveInternalTypesProduceUniqueTypeParams.ts ===
// Note that both of the following have an `any` in their return type from where we bottom out the type printout
// for having too many instances of the same symbol nesting.
// Slightly simplified repro from https://github.com/microsoft/TypeScript/issues/30732 so it's easier to read and debug
export type Key<U> = keyof U;
>Key : keyof U
export type Value<K extends Key<U>, U> = U[K];
>Value : Value<K, U>
export const updateIfChanged = <T>(t: T) => {
>updateIfChanged : <T>(t: T) => (<K extends keyof T>(key: K) => (<K extends keyof Value<K, T>>(key: K) => (<K extends keyof Value<K, Value<K, T>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, T>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, T>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, T>>>>) => Value<K, Value<K, Value<K, Value<K, T>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, T>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, T>>>) => Value<K, Value<K, Value<K, T>>>) => T; set: (newU: Value<K, Value<K, Value<K, T>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, T>>) => Value<K, Value<K, T>>) => T; set: (newU: Value<K, Value<K, T>>) => T; }) & { map: (updater: (u: Value<K, T>) => Value<K, T>) => T; set: (newU: Value<K, T>) => T; }) & { map: (updater: (u: T) => T) => T; set: (newU: T) => T; }
><T>(t: T) => { const reduce = <U>(u: U, update: (u: U) => T) => { const set = (newU: U) => Object.is(u, newU) ? t : update(newU); return Object.assign( <K extends Key<U>>(key: K) => reduce<Value<K, U>>(u[key as keyof U] as Value<K, U>, (v: Value<K, U>) => { return update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v })); }), { map: (updater: (u: U) => U) => set(updater(u)), set }); }; return reduce<T>(t, (t: T) => t);} : <T>(t: T) => (<K extends keyof T>(key: K) => (<K extends keyof Value<K, T>>(key: K) => (<K extends keyof Value<K, Value<K, T>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, T>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, T>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, T>>>>) => Value<K, Value<K, Value<K, Value<K, T>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, T>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, T>>>) => Value<K, Value<K, Value<K, T>>>) => T; set: (newU: Value<K, Value<K, Value<K, T>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, T>>) => Value<K, Value<K, T>>) => T; set: (newU: Value<K, Value<K, T>>) => T; }) & { map: (updater: (u: Value<K, T>) => Value<K, T>) => T; set: (newU: Value<K, T>) => T; }) & { map: (updater: (u: T) => T) => T; set: (newU: T) => T; }
>t : T
const reduce = <U>(u: U, update: (u: U) => T) => {
>reduce : <U>(u: U, update: (u: U) => T) => (<K extends keyof U>(key: K) => (<K extends keyof Value<K, U>>(key: K) => (<K extends keyof Value<K, Value<K, U>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, U>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, U>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, U>>>>) => Value<K, Value<K, Value<K, Value<K, U>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, U>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, U>>>) => Value<K, Value<K, Value<K, U>>>) => T; set: (newU: Value<K, Value<K, Value<K, U>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, U>>) => Value<K, Value<K, U>>) => T; set: (newU: Value<K, Value<K, U>>) => T; }) & { map: (updater: (u: Value<K, U>) => Value<K, U>) => T; set: (newU: Value<K, U>) => T; }) & { map: (updater: (u: U) => U) => T; set: (newU: U) => T; }
><U>(u: U, update: (u: U) => T) => { const set = (newU: U) => Object.is(u, newU) ? t : update(newU); return Object.assign( <K extends Key<U>>(key: K) => reduce<Value<K, U>>(u[key as keyof U] as Value<K, U>, (v: Value<K, U>) => { return update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v })); }), { map: (updater: (u: U) => U) => set(updater(u)), set }); } : <U>(u: U, update: (u: U) => T) => (<K extends keyof U>(key: K) => (<K extends keyof Value<K, U>>(key: K) => (<K extends keyof Value<K, Value<K, U>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, U>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, U>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, U>>>>) => Value<K, Value<K, Value<K, Value<K, U>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, U>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, U>>>) => Value<K, Value<K, Value<K, U>>>) => T; set: (newU: Value<K, Value<K, Value<K, U>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, U>>) => Value<K, Value<K, U>>) => T; set: (newU: Value<K, Value<K, U>>) => T; }) & { map: (updater: (u: Value<K, U>) => Value<K, U>) => T; set: (newU: Value<K, U>) => T; }) & { map: (updater: (u: U) => U) => T; set: (newU: U) => T; }
>u : U
>update : (u: U) => T
>u : U
const set = (newU: U) => Object.is(u, newU) ? t : update(newU);
>set : (newU: U) => T
>(newU: U) => Object.is(u, newU) ? t : update(newU) : (newU: U) => T
>newU : U
>Object.is(u, newU) ? t : update(newU) : T
>Object.is(u, newU) : boolean
>Object.is : (value1: any, value2: any) => boolean
>Object : ObjectConstructor
>is : (value1: any, value2: any) => boolean
>u : U
>newU : U
>t : T
>update(newU) : T
>update : (u: U) => T
>newU : U
return Object.assign(
>Object.assign( <K extends Key<U>>(key: K) => reduce<Value<K, U>>(u[key as keyof U] as Value<K, U>, (v: Value<K, U>) => { return update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v })); }), { map: (updater: (u: U) => U) => set(updater(u)), set }) : (<K extends keyof U>(key: K) => (<K extends keyof Value<K, U>>(key: K) => (<K extends keyof Value<K, Value<K, U>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, U>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, U>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, U>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, U>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, U>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, U>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, U>>) => U) => T; set: (newU: Value<K, Value<K, U>>) => T; }) & { map: (updater: (u: Value<K, U>) => U) => T; set: (newU: Value<K, U>) => T; }) & { map: (updater: (u: U) => U) => T; set: (newU: U) => T; }
>Object.assign : { <T, U>(target: T, source: U): T & U; <T, U, V>(target: T, source1: U, source2: V): T & U & V; <T, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W; (target: object, ...sources: any[]): any; }
>Object : ObjectConstructor
>assign : { <T, U>(target: T, source: U): T & U; <T, U, V>(target: T, source1: U, source2: V): T & U & V; <T, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W; (target: object, ...sources: any[]): any; }
<K extends Key<U>>(key: K) =>
><K extends Key<U>>(key: K) => reduce<Value<K, U>>(u[key as keyof U] as Value<K, U>, (v: Value<K, U>) => { return update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v })); }) : <K extends keyof U>(key: K) => (<K extends keyof Value<K, U>>(key: K) => (<K extends keyof Value<K, Value<K, U>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, U>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, U>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, U>>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, U>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, U>>>) => U) => T; set: (newU: Value<K, Value<K, Value<K, U>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, U>>) => U) => T; set: (newU: Value<K, Value<K, U>>) => T; }) & { map: (updater: (u: Value<K, U>) => U) => T; set: (newU: Value<K, U>) => T; }
>key : K
reduce<Value<K, U>>(u[key as keyof U] as Value<K, U>, (v: Value<K, U>) => {
>reduce<Value<K, U>>(u[key as keyof U] as Value<K, U>, (v: Value<K, U>) => { return update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v })); }) : (<K extends keyof Value<K, U>>(key: K) => (<K extends keyof Value<K, Value<K, U>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, U>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, U>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, U>>>>) => Value<K, Value<K, Value<K, Value<K, U>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, U>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, U>>>) => Value<K, Value<K, Value<K, U>>>) => T; set: (newU: Value<K, Value<K, Value<K, U>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, U>>) => Value<K, Value<K, U>>) => T; set: (newU: Value<K, Value<K, U>>) => T; }) & { map: (updater: (u: Value<K, U>) => Value<K, U>) => T; set: (newU: Value<K, U>) => T; }
>reduce : <U>(u: U, update: (u: U) => T) => (<K extends keyof U>(key: K) => (<K extends keyof Value<K, U>>(key: K) => (<K extends keyof Value<K, Value<K, U>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, U>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, U>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, U>>>>) => Value<K, Value<K, Value<K, Value<K, U>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, U>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, U>>>) => Value<K, Value<K, Value<K, U>>>) => T; set: (newU: Value<K, Value<K, Value<K, U>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, U>>) => Value<K, Value<K, U>>) => T; set: (newU: Value<K, Value<K, U>>) => T; }) & { map: (updater: (u: Value<K, U>) => Value<K, U>) => T; set: (newU: Value<K, U>) => T; }) & { map: (updater: (u: U) => U) => T; set: (newU: U) => T; }
>u[key as keyof U] as Value<K, U> : Value<K, U>
>u[key as keyof U] : U[keyof U]
>u : U
>key as keyof U : keyof U
>key : K
>(v: Value<K, U>) => { return update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v })); } : (v: Value<K, U>) => T
>v : Value<K, U>
return update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v }));
>update(Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v })) : T
>update : (u: U) => T
>Object.assign(Array.isArray(u) ? [] : {}, u, { [key]: v }) : U & { [x: string]: Value<K, U>; }
>Object.assign : { <T, U>(target: T, source: U): T & U; <T, U, V>(target: T, source1: U, source2: V): T & U & V; <T, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W; (target: object, ...sources: any[]): any; }
>Object : ObjectConstructor
>assign : { <T, U>(target: T, source: U): T & U; <T, U, V>(target: T, source1: U, source2: V): T & U & V; <T, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W; (target: object, ...sources: any[]): any; }
>Array.isArray(u) ? [] : {} : undefined[] | {}
>Array.isArray(u) : boolean
>Array.isArray : <T>(arg: {} | T) => arg is T extends readonly any[] ? readonly any[] : any[]
>Array : ArrayConstructor
>isArray : <T>(arg: {} | T) => arg is T extends readonly any[] ? readonly any[] : any[]
>u : U
>[] : undefined[]
>{} : {}
>u : U
>{ [key]: v } : { [x: string]: Value<K, U>; }
>[key] : Value<K, U>
>key : K
>v : Value<K, U>
}),
{ map: (updater: (u: U) => U) => set(updater(u)), set });
>{ map: (updater: (u: U) => U) => set(updater(u)), set } : { map: (updater: (u: U) => U) => T; set: (newU: U) => T; }
>map : (updater: (u: U) => U) => T
>(updater: (u: U) => U) => set(updater(u)) : (updater: (u: U) => U) => T
>updater : (u: U) => U
>u : U
>set(updater(u)) : T
>set : (newU: U) => T
>updater(u) : U
>updater : (u: U) => U
>u : U
>set : (newU: U) => T
};
return reduce<T>(t, (t: T) => t);
>reduce<T>(t, (t: T) => t) : (<K extends keyof T>(key: K) => (<K extends keyof Value<K, T>>(key: K) => (<K extends keyof Value<K, Value<K, T>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, T>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, T>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, T>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, T>>>>) => Value<K, Value<K, Value<K, Value<K, T>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, T>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, T>>>) => Value<K, Value<K, Value<K, T>>>) => T; set: (newU: Value<K, Value<K, Value<K, T>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, T>>) => Value<K, Value<K, T>>) => T; set: (newU: Value<K, Value<K, T>>) => T; }) & { map: (updater: (u: Value<K, T>) => Value<K, T>) => T; set: (newU: Value<K, T>) => T; }) & { map: (updater: (u: T) => T) => T; set: (newU: T) => T; }
>reduce : <U>(u: U, update: (u: U) => T) => (<K extends keyof U>(key: K) => (<K extends keyof Value<K, U>>(key: K) => (<K extends keyof Value<K, Value<K, U>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, U>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, U>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>(key: K) => (<K extends keyof Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>(key: K) => any & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, Value<K, U>>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, Value<K, U>>>>) => Value<K, Value<K, Value<K, Value<K, U>>>>) => T; set: (newU: Value<K, Value<K, Value<K, Value<K, U>>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, Value<K, U>>>) => Value<K, Value<K, Value<K, U>>>) => T; set: (newU: Value<K, Value<K, Value<K, U>>>) => T; }) & { map: (updater: (u: Value<K, Value<K, U>>) => Value<K, Value<K, U>>) => T; set: (newU: Value<K, Value<K, U>>) => T; }) & { map: (updater: (u: Value<K, U>) => Value<K, U>) => T; set: (newU: Value<K, U>) => T; }) & { map: (updater: (u: U) => U) => T; set: (newU: U) => T; }
>t : T
>(t: T) => t : (t: T) => T
>t : T
>t : T
};
// example from https://github.com/microsoft/TypeScript/issues/31605
export const testRecFun = <T extends Object>(parent: T) => {
>testRecFun : <T extends Object>(parent: T) => { result: T; deeper: <U extends Object>(child: U) => { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
><T extends Object>(parent: T) => { return { result: parent, deeper: <U extends Object>(child: U) => testRecFun<T & U>({ ...parent, ...child }) };} : <T extends Object>(parent: T) => { result: T; deeper: <U extends Object>(child: U) => { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>parent : T
return {
>{ result: parent, deeper: <U extends Object>(child: U) => testRecFun<T & U>({ ...parent, ...child }) } : { result: T; deeper: <U extends Object>(child: U) => { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
result: parent,
>result : T
>parent : T
deeper: <U extends Object>(child: U) =>
>deeper : <U extends Object>(child: U) => { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U & U; deeper: any; }; }; }; }; }; }; }; }; }; }; }
><U extends Object>(child: U) => testRecFun<T & U>({ ...parent, ...child }) : <U extends Object>(child: U) => { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U & U; deeper: any; }; }; }; }; }; }; }; }; }; }; }
>child : U
testRecFun<T & U>({ ...parent, ...child })
>testRecFun<T & U>({ ...parent, ...child }) : { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>testRecFun : <T extends Object>(parent: T) => { result: T; deeper: <U extends Object>(child: U) => { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>{ ...parent, ...child } : T & U
>parent : T
>child : U
};
}
let p1 = testRecFun({ one: '1' })
>p1 : { result: { one: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>testRecFun({ one: '1' }) : { result: { one: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>testRecFun : <T extends Object>(parent: T) => { result: T; deeper: <U extends Object>(child: U) => { result: T & U; deeper: <U extends Object>(child: U) => { result: T & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: T & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>{ one: '1' } : { one: string; }
>one : string
>'1' : "1"
void p1.result.one;
>void p1.result.one : undefined
>p1.result.one : string
>p1.result : { one: string; }
>p1 : { result: { one: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>result : { one: string; }
>one : string
let p2 = p1.deeper({ two: '2' })
>p2 : { result: { one: string; } & { two: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>p1.deeper({ two: '2' }) : { result: { one: string; } & { two: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>p1.deeper : <U extends Object>(child: U) => { result: { one: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U & U; deeper: any; }; }; }; }; }; }; }; }; }; }; }
>p1 : { result: { one: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>deeper : <U extends Object>(child: U) => { result: { one: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & U & U & U & U & U & U & U & U & U & U & U; deeper: any; }; }; }; }; }; }; }; }; }; }; }
>{ two: '2' } : { two: string; }
>two : string
>'2' : "2"
void p2.result.one;
>void p2.result.one : undefined
>p2.result.one : string
>p2.result : { one: string; } & { two: string; }
>p2 : { result: { one: string; } & { two: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>result : { one: string; } & { two: string; }
>one : string
void p2.result.two;
>void p2.result.two : undefined
>p2.result.two : string
>p2.result : { one: string; } & { two: string; }
>p2 : { result: { one: string; } & { two: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>result : { one: string; } & { two: string; }
>two : string
let p3 = p2.deeper({ three: '3' })
>p3 : { result: { one: string; } & { two: string; } & { three: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>p2.deeper({ three: '3' }) : { result: { one: string; } & { two: string; } & { three: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>p2.deeper : <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U & U; deeper: any; }; }; }; }; }; }; }; }; }; }; }
>p2 : { result: { one: string; } & { two: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>deeper : <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & U & U & U & U & U & U & U & U & U & U & U; deeper: any; }; }; }; }; }; }; }; }; }; }; }
>{ three: '3' } : { three: string; }
>three : string
>'3' : "3"
void p3.result.one;
>void p3.result.one : undefined
>p3.result.one : string
>p3.result : { one: string; } & { two: string; } & { three: string; }
>p3 : { result: { one: string; } & { two: string; } & { three: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>result : { one: string; } & { two: string; } & { three: string; }
>one : string
void p3.result.two;
>void p3.result.two : undefined
>p3.result.two : string
>p3.result : { one: string; } & { two: string; } & { three: string; }
>p3 : { result: { one: string; } & { two: string; } & { three: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>result : { one: string; } & { two: string; } & { three: string; }
>two : string
void p3.result.three;
>void p3.result.three : undefined
>p3.result.three : string
>p3.result : { one: string; } & { two: string; } & { three: string; }
>p3 : { result: { one: string; } & { two: string; } & { three: string; }; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => { result: { one: string; } & { two: string; } & { three: string; } & U & U & U & U & U & U & U & U & U & U; deeper: <U extends Object>(child: U) => any; }; }; }; }; }; }; }; }; }; }; }
>result : { one: string; } & { two: string; } & { three: string; }
>three : string