module foo { export class Provide { } export module bar { export module baz {export class boo {}}} } import provide = foo; import booz = foo.bar.baz; import beez = foo.bar; import m = no; import m2 = no.mod; import n = 5; import o = "s"; import q = null; import r = undefined; var p = new provide.Provide(); function use() { beez.baz.boo; var p1: provide.Provide; var p2: foo.Provide; var p3:booz.bar; var p22 = new provide.Provide(); }