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=== tests/cases/compiler/discriminateObjectTypesOnly.ts ===
type Thing = number | object;
>Thing : number | object
const k: Thing = { toFixed: null }; // OK, satisfies object
>k : Thing
>{ toFixed: null } : { toFixed: null; }
>toFixed : null
>null : null
type Thing2 = number | { toFixed: null } | object;
>Thing2 : number | object | { toFixed: null; }
>toFixed : null
>null : null
const q: Thing2 = { toFixed: null };
>q : Thing2
>{ toFixed: null } : { toFixed: null; }
>toFixed : null
>null : null
const h: Thing2 = { toString: null }; // OK, satisfies object
>h : Thing2
>{ toString: null } : { toString: null; }
>toString : null
>null : null
type Thing3 = number | { toFixed: null, toString: undefined } | object;
>Thing3 : number | object | { toFixed: null; toString: undefined; }
>toFixed : null
>null : null
>toString : undefined
const l: Thing3 = { toString: undefined }; // error, toFixed isn't null
>l : Thing3
>{ toString: undefined } : { toString: undefined; }
>toString : undefined
>undefined : undefined
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