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=== /a.js ===
/**
* @param {number | undefined} x
* @param {number | undefined} y
*/
export function Foo(x, y) {
>Foo : typeof Foo
>x : number | undefined
>y : number | undefined
if (!(this instanceof Foo)) {
>!(this instanceof Foo) : boolean
>(this instanceof Foo) : boolean
>this instanceof Foo : boolean
>this : this
>Foo : typeof Foo
return new Foo(x, y);
>new Foo(x, y) : Foo
>Foo : typeof Foo
>x : number | undefined
>y : number | undefined
}
this.x = x;
>this.x = x : number | undefined
>this.x : any
>this : this
>x : any
>x : number | undefined
this.y = y;
>this.y = y : number | undefined
>this.y : any
>this : this
>y : any
>y : number | undefined
}
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