Function compareKeys

Compares the keys of two objects, returning a set of those in common, and those in either A or B exclusively.

const a = { colour: `red`, intensity: 5 };
const b = { colour: `pink`, size: 10 };
const c = compareKeys(a, b);
// c.shared = [ `colour` ]
// c.a = [ `intensity` ]
// c.b = [ `size`  ]

compareKeys(a, b): {
    a: string[];
    b: string[];
    isSame: boolean;
    shared: string[];
}
Parameters
- a: object
- b: object
Returns {
    a: string[];
    b: string[];
    isSame: boolean;
    shared: string[];
}
- a: string[]
- b: string[]
- isSame: boolean
- shared: string[]