=== tests/cases/compiler/topLevel.ts ===
interface IPoint {
>IPoint : Symbol(IPoint, Decl(topLevel.ts, 0, 0))

    x:number;
>x : Symbol(x, Decl(topLevel.ts, 0, 18))

    y:number;
>y : Symbol(y, Decl(topLevel.ts, 1, 13))
}

class Point implements IPoint {
>Point : Symbol(Point, Decl(topLevel.ts, 3, 1))
>IPoint : Symbol(IPoint, Decl(topLevel.ts, 0, 0))

    constructor(public x,public y){}
>x : Symbol(x, Decl(topLevel.ts, 6, 16))
>y : Symbol(y, Decl(topLevel.ts, 6, 25))

    public move(xo:number,yo:number) {
>move : Symbol(move, Decl(topLevel.ts, 6, 36))
>xo : Symbol(xo, Decl(topLevel.ts, 7, 16))
>yo : Symbol(yo, Decl(topLevel.ts, 7, 26))

	this.x+=xo;
>this.x : Symbol(x, Decl(topLevel.ts, 6, 16))
>this : Symbol(Point, Decl(topLevel.ts, 3, 1))
>x : Symbol(x, Decl(topLevel.ts, 6, 16))
>xo : Symbol(xo, Decl(topLevel.ts, 7, 16))

	this.y+=yo;
>this.y : Symbol(y, Decl(topLevel.ts, 6, 25))
>this : Symbol(Point, Decl(topLevel.ts, 3, 1))
>y : Symbol(y, Decl(topLevel.ts, 6, 25))
>yo : Symbol(yo, Decl(topLevel.ts, 7, 26))

	return this;
>this : Symbol(Point, Decl(topLevel.ts, 3, 1))
    }
    public toString() {
>toString : Symbol(toString, Decl(topLevel.ts, 11, 5))

	return ("("+this.x+","+this.y+")");
>this.x : Symbol(x, Decl(topLevel.ts, 6, 16))
>this : Symbol(Point, Decl(topLevel.ts, 3, 1))
>x : Symbol(x, Decl(topLevel.ts, 6, 16))
>this.y : Symbol(y, Decl(topLevel.ts, 6, 25))
>this : Symbol(Point, Decl(topLevel.ts, 3, 1))
>y : Symbol(y, Decl(topLevel.ts, 6, 25))
    }
}

var result="";
>result : Symbol(result, Decl(topLevel.ts, 17, 3))

result+=(new Point(3,4).move(2,2));
>result : Symbol(result, Decl(topLevel.ts, 17, 3))
>new Point(3,4).move : Symbol(Point.move, Decl(topLevel.ts, 6, 36))
>Point : Symbol(Point, Decl(topLevel.ts, 3, 1))
>move : Symbol(Point.move, Decl(topLevel.ts, 6, 36))

module M {
>M : Symbol(M, Decl(topLevel.ts, 18, 35))

    export var origin=new Point(0,0);
>origin : Symbol(origin, Decl(topLevel.ts, 21, 14))
>Point : Symbol(Point, Decl(topLevel.ts, 3, 1))
}

result+=(M.origin.move(1,1));
>result : Symbol(result, Decl(topLevel.ts, 17, 3))
>M.origin.move : Symbol(Point.move, Decl(topLevel.ts, 6, 36))
>M.origin : Symbol(M.origin, Decl(topLevel.ts, 21, 14))
>M : Symbol(M, Decl(topLevel.ts, 18, 35))
>origin : Symbol(M.origin, Decl(topLevel.ts, 21, 14))
>move : Symbol(Point.move, Decl(topLevel.ts, 6, 36))