TypeScript/tests/baselines/reference/narrowCommaOperatorNestedWithinLHS.types

77 lines
2.4 KiB
Plaintext

=== tests/cases/compiler/narrowCommaOperatorNestedWithinLHS.ts ===
const otherValue = () => true;
>otherValue : () => boolean
>() => true : () => boolean
>true : true
const value: { inner: number | string } = null as any;
>value : { inner: number | string; }
>inner : string | number
>null as any : any
>null : null
function isNumber(obj: any): obj is number {
>isNumber : (obj: any) => obj is number
>obj : any
return true; // method implementation irrelevant
>true : true
}
if (typeof (otherValue(), value).inner === 'number') {
>typeof (otherValue(), value).inner === 'number' : boolean
>typeof (otherValue(), value).inner : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
>(otherValue(), value).inner : string | number
>(otherValue(), value) : { inner: string | number; }
>otherValue(), value : { inner: string | number; }
>otherValue() : boolean
>otherValue : () => boolean
>value : { inner: string | number; }
>inner : string | number
>'number' : "number"
const a = value.inner; // number
>a : number
>value.inner : number
>value : { inner: string | number; }
>inner : number
const b: number = (otherValue(), value).inner; // string | number , but should be number
>b : number
>(otherValue(), value).inner : number
>(otherValue(), value) : { inner: string | number; }
>otherValue(), value : { inner: string | number; }
>otherValue() : boolean
>otherValue : () => boolean
>value : { inner: string | number; }
>inner : number
}
if (isNumber((otherValue(), value).inner)) {
>isNumber((otherValue(), value).inner) : boolean
>isNumber : (obj: any) => obj is number
>(otherValue(), value).inner : string | number
>(otherValue(), value) : { inner: string | number; }
>otherValue(), value : { inner: string | number; }
>otherValue() : boolean
>otherValue : () => boolean
>value : { inner: string | number; }
>inner : string | number
const a = value.inner; // number
>a : number
>value.inner : number
>value : { inner: string | number; }
>inner : number
const b: number = (otherValue(), value).inner; // string | number , but should be number
>b : number
>(otherValue(), value).inner : number
>(otherValue(), value) : { inner: string | number; }
>otherValue(), value : { inner: string | number; }
>otherValue() : boolean
>otherValue : () => boolean
>value : { inner: string | number; }
>inner : number
}