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Add extra tests for inference with any co-inference with a different contra-inference #57917

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Mar 25, 2024
Merged

Add extra tests for inference with any co-inference with a different contra-inference #57917

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45 changes: 45 additions & 0 deletions tests/baselines/reference/coAndContraVariantInferences6.errors.txt
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coAndContraVariantInferences6.ts(34,42): error TS2322: Type '"C"' is not assignable to type '"A" | "B"'.


==== coAndContraVariantInferences6.ts (1 errors) ====
// https://github.com/microsoft/TypeScript/issues/57911

interface ExactProps {
value: "A" | "B";
}
interface FunctionComponent<P = {}> {
(props: P): ReactElement<any> | null;
}
declare class Component<P> {
constructor(props: P);
}
interface ComponentClass<P = {}> {
new (props: P): Component<P>;
}

interface ReactElement<
T extends string | JSXElementConstructor<any> =
| string
| JSXElementConstructor<any>,
> {
type: T;
}

type JSXElementConstructor<P> =
| ((props: P) => ReactElement<any> | null)
| (new (props: P) => Component<any>);

declare function createElementIsolated<P extends {}>(
type: FunctionComponent<P> | ComponentClass<P> | string,
props?: P | null,
): void;

declare let WrapperIsolated: JSXElementConstructor<ExactProps>;
createElementIsolated(WrapperIsolated, { value: "C" });
~~~~~
!!! error TS2322: Type '"C"' is not assignable to type '"A" | "B"'.

declare const props: any[];
declare const stat: any;
[].push.apply(props, stat.properties);

111 changes: 111 additions & 0 deletions tests/baselines/reference/coAndContraVariantInferences6.symbols
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//// [tests/cases/compiler/coAndContraVariantInferences6.ts] ////

=== coAndContraVariantInferences6.ts ===
// https://github.com/microsoft/TypeScript/issues/57911

interface ExactProps {
>ExactProps : Symbol(ExactProps, Decl(coAndContraVariantInferences6.ts, 0, 0))

value: "A" | "B";
>value : Symbol(ExactProps.value, Decl(coAndContraVariantInferences6.ts, 2, 22))
}
interface FunctionComponent<P = {}> {
>FunctionComponent : Symbol(FunctionComponent, Decl(coAndContraVariantInferences6.ts, 4, 1))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 5, 28))

(props: P): ReactElement<any> | null;
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 6, 3))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 5, 28))
>ReactElement : Symbol(ReactElement, Decl(coAndContraVariantInferences6.ts, 13, 1))
}
declare class Component<P> {
>Component : Symbol(Component, Decl(coAndContraVariantInferences6.ts, 7, 1))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 8, 24))

constructor(props: P);
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 9, 14))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 8, 24))
}
interface ComponentClass<P = {}> {
>ComponentClass : Symbol(ComponentClass, Decl(coAndContraVariantInferences6.ts, 10, 1))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 11, 25))

new (props: P): Component<P>;
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 12, 7))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 11, 25))
>Component : Symbol(Component, Decl(coAndContraVariantInferences6.ts, 7, 1))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 11, 25))
}

interface ReactElement<
>ReactElement : Symbol(ReactElement, Decl(coAndContraVariantInferences6.ts, 13, 1))

T extends string | JSXElementConstructor<any> =
>T : Symbol(T, Decl(coAndContraVariantInferences6.ts, 15, 23))
>JSXElementConstructor : Symbol(JSXElementConstructor, Decl(coAndContraVariantInferences6.ts, 21, 1))

| string
| JSXElementConstructor<any>,
>JSXElementConstructor : Symbol(JSXElementConstructor, Decl(coAndContraVariantInferences6.ts, 21, 1))

> {
type: T;
>type : Symbol(ReactElement.type, Decl(coAndContraVariantInferences6.ts, 19, 3))
>T : Symbol(T, Decl(coAndContraVariantInferences6.ts, 15, 23))
}

type JSXElementConstructor<P> =
>JSXElementConstructor : Symbol(JSXElementConstructor, Decl(coAndContraVariantInferences6.ts, 21, 1))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 23, 27))

| ((props: P) => ReactElement<any> | null)
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 24, 6))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 23, 27))
>ReactElement : Symbol(ReactElement, Decl(coAndContraVariantInferences6.ts, 13, 1))

| (new (props: P) => Component<any>);
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 25, 10))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 23, 27))
>Component : Symbol(Component, Decl(coAndContraVariantInferences6.ts, 7, 1))

declare function createElementIsolated<P extends {}>(
>createElementIsolated : Symbol(createElementIsolated, Decl(coAndContraVariantInferences6.ts, 25, 39))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 27, 39))

type: FunctionComponent<P> | ComponentClass<P> | string,
>type : Symbol(type, Decl(coAndContraVariantInferences6.ts, 27, 53))
>FunctionComponent : Symbol(FunctionComponent, Decl(coAndContraVariantInferences6.ts, 4, 1))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 27, 39))
>ComponentClass : Symbol(ComponentClass, Decl(coAndContraVariantInferences6.ts, 10, 1))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 27, 39))

props?: P | null,
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 28, 58))
>P : Symbol(P, Decl(coAndContraVariantInferences6.ts, 27, 39))

): void;

declare let WrapperIsolated: JSXElementConstructor<ExactProps>;
>WrapperIsolated : Symbol(WrapperIsolated, Decl(coAndContraVariantInferences6.ts, 32, 11))
>JSXElementConstructor : Symbol(JSXElementConstructor, Decl(coAndContraVariantInferences6.ts, 21, 1))
>ExactProps : Symbol(ExactProps, Decl(coAndContraVariantInferences6.ts, 0, 0))

createElementIsolated(WrapperIsolated, { value: "C" });
>createElementIsolated : Symbol(createElementIsolated, Decl(coAndContraVariantInferences6.ts, 25, 39))
>WrapperIsolated : Symbol(WrapperIsolated, Decl(coAndContraVariantInferences6.ts, 32, 11))
>value : Symbol(value, Decl(coAndContraVariantInferences6.ts, 33, 40))

declare const props: any[];
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 35, 13))

declare const stat: any;
>stat : Symbol(stat, Decl(coAndContraVariantInferences6.ts, 36, 13))

[].push.apply(props, stat.properties);
>[].push.apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>[].push : Symbol(Array.push, Decl(lib.es5.d.ts, --, --))
>push : Symbol(Array.push, Decl(lib.es5.d.ts, --, --))
>apply : Symbol(CallableFunction.apply, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
>props : Symbol(props, Decl(coAndContraVariantInferences6.ts, 35, 13))
>stat : Symbol(stat, Decl(coAndContraVariantInferences6.ts, 36, 13))

82 changes: 82 additions & 0 deletions tests/baselines/reference/coAndContraVariantInferences6.types
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//// [tests/cases/compiler/coAndContraVariantInferences6.ts] ////

=== coAndContraVariantInferences6.ts ===
// https://github.com/microsoft/TypeScript/issues/57911

interface ExactProps {
value: "A" | "B";
>value : "A" | "B"
}
interface FunctionComponent<P = {}> {
(props: P): ReactElement<any> | null;
>props : P
}
declare class Component<P> {
>Component : Component<P>

constructor(props: P);
>props : P
}
interface ComponentClass<P = {}> {
new (props: P): Component<P>;
>props : P
}

interface ReactElement<
T extends string | JSXElementConstructor<any> =
| string
| JSXElementConstructor<any>,
> {
type: T;
>type : T
}

type JSXElementConstructor<P> =
>JSXElementConstructor : JSXElementConstructor<P>

| ((props: P) => ReactElement<any> | null)
>props : P

| (new (props: P) => Component<any>);
>props : P

declare function createElementIsolated<P extends {}>(
>createElementIsolated : <P extends {}>(type: FunctionComponent<P> | ComponentClass<P> | string, props?: P | null) => void

type: FunctionComponent<P> | ComponentClass<P> | string,
>type : string | FunctionComponent<P> | ComponentClass<P>

props?: P | null,
>props : P | null | undefined

): void;

declare let WrapperIsolated: JSXElementConstructor<ExactProps>;
>WrapperIsolated : JSXElementConstructor<ExactProps>

createElementIsolated(WrapperIsolated, { value: "C" });
>createElementIsolated(WrapperIsolated, { value: "C" }) : void
>createElementIsolated : <P extends {}>(type: string | FunctionComponent<P> | ComponentClass<P>, props?: P | null | undefined) => void
>WrapperIsolated : JSXElementConstructor<ExactProps>
>{ value: "C" } : { value: "C"; }
>value : "C"
>"C" : "C"

declare const props: any[];
>props : any[]

declare const stat: any;
>stat : any

[].push.apply(props, stat.properties);
>[].push.apply(props, stat.properties) : number
>[].push.apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T_1, A extends any[], R_1>(this: (this: T_1, ...args: A) => R_1, thisArg: T_1, args: A): R_1; }
>[].push : (...items: never[]) => number
>[] : never[]
>push : (...items: never[]) => number
>apply : { <T, R>(this: (this: T) => R, thisArg: T): R; <T_1, A extends any[], R_1>(this: (this: T_1, ...args: A) => R_1, thisArg: T_1, args: A): R_1; }
>props : any[]
>stat.properties : any
>stat : any
>properties : any

41 changes: 41 additions & 0 deletions tests/cases/compiler/coAndContraVariantInferences6.ts
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// @strict: true
// @noEmit: true

// https://github.com/microsoft/TypeScript/issues/57911

interface ExactProps {
value: "A" | "B";
}
interface FunctionComponent<P = {}> {
(props: P): ReactElement<any> | null;
}
declare class Component<P> {
constructor(props: P);
}
interface ComponentClass<P = {}> {
new (props: P): Component<P>;
}

interface ReactElement<
T extends string | JSXElementConstructor<any> =
| string
| JSXElementConstructor<any>,
> {
type: T;
}

type JSXElementConstructor<P> =
| ((props: P) => ReactElement<any> | null)
| (new (props: P) => Component<any>);

declare function createElementIsolated<P extends {}>(
type: FunctionComponent<P> | ComponentClass<P> | string,
props?: P | null,
): void;

declare let WrapperIsolated: JSXElementConstructor<ExactProps>;
createElementIsolated(WrapperIsolated, { value: "C" });

declare const props: any[];
declare const stat: any;
[].push.apply(props, stat.properties);