1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractUsingAbstractMethod1.ts(16,5): error TS2511: Cannot create an instance of the abstract class 'C'.
==== tests/cases/conformance/classes/classDeclarations/classAbstractKeyword/classAbstractUsingAbstractMethod1.ts (1 errors) ====
abstract class A {
abstract foo() : number;
}
class B extends A {
foo() { return 1; }
}
abstract class C extends A {
abstract foo() : number;
}
var a = new B;
a.foo();
a = new C; // error, cannot instantiate abstract class.
~~~~~
!!! error TS2511: Cannot create an instance of the abstract class 'C'.
a.foo();
|
