'Getting types of another types properties in TypeScript?

Given this type:

type Foo = {
   Prop1: Bar1,
   Prop2: Bar2
}

From this type I want to extract a union type equivalent to:

type NewType = Bar1 | Bar2;

Can this be done in TypeScript?

typescript types

Solution 1:^[1]

type NewType = Foo[keyof Foo];

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Solution	Source
Solution 1	Lesiak