let x
<Comp></Comp>

let x

<Comp></Comp>

let x;
<Comp></Comp>

var x
<Comp></Comp>

var x;
<Comp></Comp>

function x() {
    let x
    <div />
}

{ foo: 'test' }
<Comp></Comp>

function test1() {}
<Comp></Comp>

class Foo {}
<>
<Comp></Comp>
<Comp></Comp>
</>