=== tests/cases/compiler/thisInInnerFunctions.ts ===
class Foo {
>Foo : Foo

    x = "hello";
>x : string
>"hello" : string

    bar() {
>bar : () => void

        function inner() {
>inner : () => void

            this.y = "hi"; // 'this' should be not type to 'Foo' either
>this.y = "hi" : string
>this.y : any
>this : any
>y : any
>"hi" : string

            var f = () => this.y;  // 'this' should be not type to 'Foo' either
>f : () => any
>() => this.y : () => any
>this.y : any
>this : any
>y : any
        }
    }
}

function test() {
>test : () => void

    var x = () => {
>x : () => void
>() => {        (() => this)();        this;    } : () => void

        (() => this)();
>(() => this)() : any
>(() => this) : () => any
>() => this : () => any
>this : any

        this;
>this : any

    };
}