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tests/cases/compiler/abstractPropertyNegative.ts(10,18): error TS2380: 'get' and 'set' accessor must have the same type.
tests/cases/compiler/abstractPropertyNegative.ts(11,18): error TS2380: 'get' and 'set' accessor must have the same type.
tests/cases/compiler/abstractPropertyNegative.ts(13,7): error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'm' from class 'B'.
tests/cases/compiler/abstractPropertyNegative.ts(13,7): error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'mismatch' from class 'B'.
tests/cases/compiler/abstractPropertyNegative.ts(13,7): error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'prop' from class 'B'.
tests/cases/compiler/abstractPropertyNegative.ts(13,7): error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'readonlyProp' from class 'B'.
tests/cases/compiler/abstractPropertyNegative.ts(15,5): error TS1244: Abstract methods can only appear within an abstract class.
tests/cases/compiler/abstractPropertyNegative.ts(16,37): error TS1005: '{' expected.
tests/cases/compiler/abstractPropertyNegative.ts(19,3): error TS2540: Cannot assign to 'ro' because it is a constant or a read-only property.
tests/cases/compiler/abstractPropertyNegative.ts(24,7): error TS2415: Class 'WrongTypePropertyImpl' incorrectly extends base class 'WrongTypeProperty'.
Types of property 'num' are incompatible.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/abstractPropertyNegative.ts(30,7): error TS2415: Class 'WrongTypeAccessorImpl' incorrectly extends base class 'WrongTypeAccessor'.
Types of property 'num' are incompatible.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/abstractPropertyNegative.ts(33,7): error TS2415: Class 'WrongTypeAccessorImpl2' incorrectly extends base class 'WrongTypeAccessor'.
Types of property 'num' are incompatible.
Type 'string' is not assignable to type 'number'.
tests/cases/compiler/abstractPropertyNegative.ts(38,18): error TS2676: Accessors must both be abstract or non-abstract.
tests/cases/compiler/abstractPropertyNegative.ts(39,9): error TS2676: Accessors must both be abstract or non-abstract.
tests/cases/compiler/abstractPropertyNegative.ts(40,9): error TS2676: Accessors must both be abstract or non-abstract.
tests/cases/compiler/abstractPropertyNegative.ts(41,18): error TS2676: Accessors must both be abstract or non-abstract.
==== tests/cases/compiler/abstractPropertyNegative.ts (16 errors) ====
interface A {
prop: string;
m(): string;
}
abstract class B implements A {
abstract prop: string;
public abstract readonly ro: string;
abstract get readonlyProp(): string;
abstract m(): string;
abstract get mismatch(): string;
~~~~~~~~
!!! error TS2380: 'get' and 'set' accessor must have the same type.
abstract set mismatch(val: number); // error, not same type
~~~~~~~~
!!! error TS2380: 'get' and 'set' accessor must have the same type.
}
class C extends B {
~
!!! error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'm' from class 'B'.
~
!!! error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'mismatch' from class 'B'.
~
!!! error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'prop' from class 'B'.
~
!!! error TS2515: Non-abstract class 'C' does not implement inherited abstract member 'readonlyProp' from class 'B'.
readonly ro = "readonly please";
abstract notAllowed: string;
~~~~~~~~
!!! error TS1244: Abstract methods can only appear within an abstract class.
get concreteWithNoBody(): string;
~
!!! error TS1005: '{' expected.
}
let c = new C();
c.ro = "error: lhs of assignment can't be readonly";
~~
!!! error TS2540: Cannot assign to 'ro' because it is a constant or a read-only property.
abstract class WrongTypeProperty {
abstract num: number;
}
class WrongTypePropertyImpl extends WrongTypeProperty {
~~~~~~~~~~~~~~~~~~~~~
!!! error TS2415: Class 'WrongTypePropertyImpl' incorrectly extends base class 'WrongTypeProperty'.
!!! error TS2415: Types of property 'num' are incompatible.
!!! error TS2415: Type 'string' is not assignable to type 'number'.
num = "nope, wrong";
}
abstract class WrongTypeAccessor {
abstract get num(): number;
}
class WrongTypeAccessorImpl extends WrongTypeAccessor {
~~~~~~~~~~~~~~~~~~~~~
!!! error TS2415: Class 'WrongTypeAccessorImpl' incorrectly extends base class 'WrongTypeAccessor'.
!!! error TS2415: Types of property 'num' are incompatible.
!!! error TS2415: Type 'string' is not assignable to type 'number'.
get num() { return "nope, wrong"; }
}
class WrongTypeAccessorImpl2 extends WrongTypeAccessor {
~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2415: Class 'WrongTypeAccessorImpl2' incorrectly extends base class 'WrongTypeAccessor'.
!!! error TS2415: Types of property 'num' are incompatible.
!!! error TS2415: Type 'string' is not assignable to type 'number'.
num = "nope, wrong";
}
abstract class AbstractAccessorMismatch {
abstract get p1(): string;
~~
!!! error TS2676: Accessors must both be abstract or non-abstract.
set p1(val: string) { };
~~
!!! error TS2676: Accessors must both be abstract or non-abstract.
get p2(): string { return "should work"; }
~~
!!! error TS2676: Accessors must both be abstract or non-abstract.
abstract set p2(val: string);
~~
!!! error TS2676: Accessors must both be abstract or non-abstract.
}
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