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=== tests/cases/compiler/genericFunctionsAndConditionalInference.ts ===
type Boxified<T> = { [P in keyof T]: { value: T[P]} };
>Boxified : Boxified<T>
>value : T[P]
declare function unboxify<T>(obj: Boxified<T>): T;
>unboxify : <T>(obj: Boxified<T>) => T
>obj : Boxified<T>
function foo<U, V>(obj: { u: { value: U }, v: { value: V } }) {
>foo : <U, V>(obj: { u: { value: U; }; v: { value: V; };}) => { u: U; v: V; }
>obj : { u: { value: U;}; v: { value: V;}; }
>u : { value: U; }
>value : U
>v : { value: V; }
>value : V
return unboxify(obj);
>unboxify(obj) : { u: U; v: V; }
>unboxify : <T>(obj: Boxified<T>) => T
>obj : { u: { value: U; }; v: { value: V; }; }
}
let qq = foo({ u: { value: 10 }, v: { value: 'hello'} }); // { u: U, v: V } but should be { u: number, v: string }
>qq : { u: number; v: string; }
>foo({ u: { value: 10 }, v: { value: 'hello'} }) : { u: number; v: string; }
>foo : <U, V>(obj: { u: { value: U; }; v: { value: V; }; }) => { u: U; v: V; }
>{ u: { value: 10 }, v: { value: 'hello'} } : { u: { value: number; }; v: { value: string; }; }
>u : { value: number; }
>{ value: 10 } : { value: number; }
>value : number
>10 : 10
>v : { value: string; }
>{ value: 'hello'} : { value: string; }
>value : string
>'hello' : "hello"
// From #42385
interface Targets<A> {
left: A
>left : A
right: A
>right : A
}
type Target = keyof Targets<any>
>Target : keyof Targets<any>
type Result<F extends Target, A> = Targets<A>[F]
>Result : Result<F, A>
type LR<F extends Target, L, R> = [F] extends ["left"] ? L : R
>LR : LR<F, L, R>
interface Ops<F extends Target> {
_f: F
>_f : F
str: Result<F, string>
>str : Result<F, string>
num: Result<F, number>
>num : Result<F, number>
lr<I, O>(a: Result<F, I>, o: Result<F, O>): Result<F, LR<F, I, O>>
>lr : <I, O>(a: Result<F, I>, o: Result<F, O>) => Result<F, LR<F, I, O>>
>a : Result<F, I>
>o : Result<F, O>
dict: <P>(p: {[k in keyof P]: Result<F, P[k]>}) => Result<F, P>
>dict : <P>(p: { [k in keyof P]: Result<F, P[k]>; }) => Result<F, P>
>p : { [k in keyof P]: Result<F, P[k]>; }
}
const left: Ops<"left"> = {} as any
>left : Ops<"left">
>{} as any : any
>{} : {}
const right: Ops<"right"> = {} as any
>right : Ops<"right">
>{} as any : any
>{} : {}
const ok = <F extends Target>(at: Ops<F>) => ({lr: at.lr(at.str, at.num)})
>ok : <F extends keyof Targets<any>>(at: Ops<F>) => { lr: Result<F, LR<F, string, number>>; }
><F extends Target>(at: Ops<F>) => ({lr: at.lr(at.str, at.num)}) : <F extends keyof Targets<any>>(at: Ops<F>) => { lr: Result<F, LR<F, string, number>>; }
>at : Ops<F>
>({lr: at.lr(at.str, at.num)}) : { lr: Result<F, LR<F, string, number>>; }
>{lr: at.lr(at.str, at.num)} : { lr: Result<F, LR<F, string, number>>; }
>lr : Result<F, LR<F, string, number>>
>at.lr(at.str, at.num) : Result<F, LR<F, string, number>>
>at.lr : <I, O>(a: Result<F, I>, o: Result<F, O>) => Result<F, LR<F, I, O>>
>at : Ops<F>
>lr : <I, O>(a: Result<F, I>, o: Result<F, O>) => Result<F, LR<F, I, O>>
>at.str : Result<F, string>
>at : Ops<F>
>str : Result<F, string>
>at.num : Result<F, number>
>at : Ops<F>
>num : Result<F, number>
const orphaned = <F extends Target>(at: Ops<F>) => at.dict(ok(at))
>orphaned : <F extends keyof Targets<any>>(at: Ops<F>) => Result<F, { lr: LR<F, string, number>; }>
><F extends Target>(at: Ops<F>) => at.dict(ok(at)) : <F extends keyof Targets<any>>(at: Ops<F>) => Result<F, { lr: LR<F, string, number>; }>
>at : Ops<F>
>at.dict(ok(at)) : Result<F, { lr: LR<F, string, number>; }>
>at.dict : <P>(p: { [k in keyof P]: Result<F, P[k]>; }) => Result<F, P>
>at : Ops<F>
>dict : <P>(p: { [k in keyof P]: Result<F, P[k]>; }) => Result<F, P>
>ok(at) : { lr: Result<F, LR<F, string, number>>; }
>ok : <F extends keyof Targets<any>>(at: Ops<F>) => { lr: Result<F, LR<F, string, number>>; }
>at : Ops<F>
const leftOk = ok(left)
>leftOk : { lr: string; }
>ok(left) : { lr: string; }
>ok : <F extends keyof Targets<any>>(at: Ops<F>) => { lr: Result<F, LR<F, string, number>>; }
>left : Ops<"left">
const leftOrphaned = orphaned(left)
>leftOrphaned : { lr: string; }
>orphaned(left) : { lr: string; }
>orphaned : <F extends keyof Targets<any>>(at: Ops<F>) => Result<F, { lr: LR<F, string, number>; }>
>left : Ops<"left">
const rightOk = ok(right)
>rightOk : { lr: number; }
>ok(right) : { lr: number; }
>ok : <F extends keyof Targets<any>>(at: Ops<F>) => { lr: Result<F, LR<F, string, number>>; }
>right : Ops<"right">
const rightOrphaned = orphaned(right)
>rightOrphaned : { lr: number; }
>orphaned(right) : { lr: number; }
>orphaned : <F extends keyof Targets<any>>(at: Ops<F>) => Result<F, { lr: LR<F, string, number>; }>
>right : Ops<"right">
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