==== tests/cases/compiler/foo1.ts (1 errors) ====
    var x = 10;
    export = typeof x; // Error
             ~~~~~~
!!! foo1.ts(2,10): error TS1006: Identifier expected; 'typeof' is a keyword.
    
==== tests/cases/compiler/foo2.ts (1 errors) ====
    export = "sausages"; // Error
             ~~~~~~~~~~
!!! foo2.ts(1,10): error TS1003: Identifier expected.
    
==== tests/cases/compiler/foo3.ts (1 errors) ====
    export = class Foo3 {}; // Error
             ~~~~~
!!! foo3.ts(1,10): error TS1006: Identifier expected; 'class' is a keyword.
    
==== tests/cases/compiler/foo4.ts (1 errors) ====
    export = true; // Error
             ~~~~
!!! foo4.ts(1,10): error TS1006: Identifier expected; 'true' is a keyword.
    
==== tests/cases/compiler/foo5.ts (0 errors) ====
    export = undefined; // Valid.  undefined is an identifier in JavaScript/TypeScript
    
==== tests/cases/compiler/foo6.ts (2 errors) ====
    export = void; // Error
             ~~~~
!!! foo6.ts(1,10): error TS1006: Identifier expected; 'void' is a keyword.
                 ~
!!! foo6.ts(1,14): error TS1003: Identifier expected.
    
==== tests/cases/compiler/foo7.ts (1 errors) ====
    export = Date || String; // Error
                  ~~
!!! foo7.ts(1,15): error TS1005: ';' expected.
    
==== tests/cases/compiler/foo8.ts (1 errors) ====
    export = null; // Error
             ~~~~
!!! foo8.ts(1,10): error TS1006: Identifier expected; 'null' is a keyword.
    
    