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tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(3,17): error TS2304: Cannot find name 'number'.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(4,18): error TS2304: Cannot find name 'string'.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(5,18): error TS2304: Cannot find name 'boolean'.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(6,18): error TS2304: Cannot find name 'Void'.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(7,19): error TS1109: Expression expected.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(8,18): error TS2304: Cannot find name 'Null'.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(10,18): error TS2507: Type 'undefined' is not a constructor function type.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(11,18): error TS2304: Cannot find name 'Undefined'.
tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts(14,18): error TS2507: Type 'typeof E' is not a constructor function type.
==== tests/cases/conformance/classes/classDeclarations/classHeritageSpecification/classExtendingPrimitive.ts (9 errors) ====
// classes cannot extend primitives
class C extends number { }
~~~~~~
!!! error TS2304: Cannot find name 'number'.
class C2 extends string { }
~~~~~~
!!! error TS2304: Cannot find name 'string'.
class C3 extends boolean { }
~~~~~~~
!!! error TS2304: Cannot find name 'boolean'.
class C4 extends Void { }
~~~~
!!! error TS2304: Cannot find name 'Void'.
class C4a extends void {}
~~~~
!!! error TS1109: Expression expected.
class C5 extends Null { }
~~~~
!!! error TS2304: Cannot find name 'Null'.
class C5a extends null { }
class C6 extends undefined { }
~~~~~~~~~
!!! error TS2507: Type 'undefined' is not a constructor function type.
class C7 extends Undefined { }
~~~~~~~~~
!!! error TS2304: Cannot find name 'Undefined'.
enum E { A }
class C8 extends E { }
~
!!! error TS2507: Type 'typeof E' is not a constructor function type.
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