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tests/cases/conformance/types/typeParameters/typeParameterAsBaseType.ts(4,20): error TS2693: 'T' only refers to a type, but is being used as a value here.
tests/cases/conformance/types/typeParameters/typeParameterAsBaseType.ts(5,24): error TS2693: 'U' only refers to a type, but is being used as a value here.
tests/cases/conformance/types/typeParameters/typeParameterAsBaseType.ts(7,24): error TS2312: An interface may only extend a class or another interface.
tests/cases/conformance/types/typeParameters/typeParameterAsBaseType.ts(8,28): error TS2312: An interface may only extend a class or another interface.
==== tests/cases/conformance/types/typeParameters/typeParameterAsBaseType.ts (4 errors) ====
// type parameters cannot be used as base types
// these are all errors
class C<T> extends T { }
~
!!! error TS2693: 'T' only refers to a type, but is being used as a value here.
class C2<T, U> extends U { }
~
!!! error TS2693: 'U' only refers to a type, but is being used as a value here.
interface I<T> extends T { }
~
!!! error TS2312: An interface may only extend a class or another interface.
interface I2<T, U> extends U { }
~
!!! error TS2312: An interface may only extend a class or another interface.
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