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=== tests/cases/compiler/narrowingOrderIndependent.ts ===
// Repro from #36709
class A {
>A : A
constructor(public stringOrUndefined: string | undefined) {}
>stringOrUndefined : string | undefined
}
class B {
>B : B
constructor(public str: string) {}
>str : string
}
const a = new A("123");
>a : A
>new A("123") : A
>A : typeof A
>"123" : "123"
if (a instanceof A && a.stringOrUndefined) {
>a instanceof A && a.stringOrUndefined : string | false | undefined
>a instanceof A : boolean
>a : A
>A : typeof A
>a.stringOrUndefined : string | undefined
>a : A
>stringOrUndefined : string | undefined
new B(a.stringOrUndefined)
>new B(a.stringOrUndefined) : B
>B : typeof B
>a.stringOrUndefined : string
>a : A
>stringOrUndefined : string
}
if (a.stringOrUndefined && a instanceof A) {
>a.stringOrUndefined && a instanceof A : boolean | "" | undefined
>a.stringOrUndefined : string | undefined
>a : A
>stringOrUndefined : string | undefined
>a instanceof A : boolean
>a : A
>A : typeof A
new B(a.stringOrUndefined)
>new B(a.stringOrUndefined) : B
>B : typeof B
>a.stringOrUndefined : string
>a : A
>stringOrUndefined : string
}
if (a instanceof A) {
>a instanceof A : boolean
>a : A
>A : typeof A
if (a.stringOrUndefined) {
>a.stringOrUndefined : string | undefined
>a : A
>stringOrUndefined : string | undefined
new B(a.stringOrUndefined)
>new B(a.stringOrUndefined) : B
>B : typeof B
>a.stringOrUndefined : string
>a : A
>stringOrUndefined : string
}
}
if (a.stringOrUndefined) {
>a.stringOrUndefined : string | undefined
>a : A
>stringOrUndefined : string | undefined
if (a instanceof A) {
>a instanceof A : boolean
>a : A
>A : typeof A
new B(a.stringOrUndefined)
>new B(a.stringOrUndefined) : B
>B : typeof B
>a.stringOrUndefined : string
>a : A
>stringOrUndefined : string
}
}
|
