=== tests/cases/conformance/types/thisType/declarationFiles.ts ===
class C1 {
>C1 : Symbol(C1, Decl(declarationFiles.ts, 0, 0))

    x: this;
>x : Symbol(C1.x, Decl(declarationFiles.ts, 0, 10))

    f(x: this): this { return undefined; }
>f : Symbol(C1.f, Decl(declarationFiles.ts, 1, 12))
>x : Symbol(x, Decl(declarationFiles.ts, 2, 6))
>undefined : Symbol(undefined)

    constructor(x: this) { }
>x : Symbol(x, Decl(declarationFiles.ts, 3, 16))
}

class C2 {
>C2 : Symbol(C2, Decl(declarationFiles.ts, 4, 1))

    [x: string]: this;
>x : Symbol(x, Decl(declarationFiles.ts, 7, 5))
}

interface Foo<T> {
>Foo : Symbol(Foo, Decl(declarationFiles.ts, 8, 1))
>T : Symbol(T, Decl(declarationFiles.ts, 10, 14))

    x: T;
>x : Symbol(Foo.x, Decl(declarationFiles.ts, 10, 18))
>T : Symbol(T, Decl(declarationFiles.ts, 10, 14))

    y: this;
>y : Symbol(Foo.y, Decl(declarationFiles.ts, 11, 9))
}

class C3 {
>C3 : Symbol(C3, Decl(declarationFiles.ts, 13, 1))

    a: this[];
>a : Symbol(C3.a, Decl(declarationFiles.ts, 15, 10))

    b: [this, this];
>b : Symbol(C3.b, Decl(declarationFiles.ts, 16, 14))

    c: this | Date;
>c : Symbol(C3.c, Decl(declarationFiles.ts, 17, 20))
>Date : Symbol(Date, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.scripthost.d.ts, --, --))

    d: this & Date;
>d : Symbol(C3.d, Decl(declarationFiles.ts, 18, 19))
>Date : Symbol(Date, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.scripthost.d.ts, --, --))

    e: (((this)));
>e : Symbol(C3.e, Decl(declarationFiles.ts, 19, 19))

    f: (x: this) => this;
>f : Symbol(C3.f, Decl(declarationFiles.ts, 20, 18))
>x : Symbol(x, Decl(declarationFiles.ts, 21, 8))

    g: new (x: this) => this;
>g : Symbol(C3.g, Decl(declarationFiles.ts, 21, 25))
>x : Symbol(x, Decl(declarationFiles.ts, 22, 12))

    h: Foo<this>;
>h : Symbol(C3.h, Decl(declarationFiles.ts, 22, 29))
>Foo : Symbol(Foo, Decl(declarationFiles.ts, 8, 1))

    i: Foo<this | (() => this)>;
>i : Symbol(C3.i, Decl(declarationFiles.ts, 23, 17))
>Foo : Symbol(Foo, Decl(declarationFiles.ts, 8, 1))

    j: (x: any) => x is this;
>j : Symbol(C3.j, Decl(declarationFiles.ts, 24, 32))
>x : Symbol(x, Decl(declarationFiles.ts, 25, 8))
>x : Symbol(x, Decl(declarationFiles.ts, 25, 8))
}

class C4 {
>C4 : Symbol(C4, Decl(declarationFiles.ts, 26, 1))

    x1 = { a: this };
>x1 : Symbol(C4.x1, Decl(declarationFiles.ts, 28, 10))
>a : Symbol(a, Decl(declarationFiles.ts, 29, 10))
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))

    x2 = [this];
>x2 : Symbol(C4.x2, Decl(declarationFiles.ts, 29, 21))
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))

    x3 = [{ a: this }];
>x3 : Symbol(C4.x3, Decl(declarationFiles.ts, 30, 16))
>a : Symbol(a, Decl(declarationFiles.ts, 31, 11))
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))

    x4 = () => this;
>x4 : Symbol(C4.x4, Decl(declarationFiles.ts, 31, 23))
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))

    f1() {
>f1 : Symbol(C4.f1, Decl(declarationFiles.ts, 32, 20))

        return { a: this };
>a : Symbol(a, Decl(declarationFiles.ts, 34, 16))
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))
    }
    f2() {
>f2 : Symbol(C4.f2, Decl(declarationFiles.ts, 35, 5))

        return [this];
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))
    }
    f3() {
>f3 : Symbol(C4.f3, Decl(declarationFiles.ts, 38, 5))

        return [{ a: this }];
>a : Symbol(a, Decl(declarationFiles.ts, 40, 17))
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))
    }
    f4() {
>f4 : Symbol(C4.f4, Decl(declarationFiles.ts, 41, 5))

        return () => this;
>this : Symbol(C4, Decl(declarationFiles.ts, 26, 1))
    }
}

