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=== tests/cases/conformance/expressions/thisKeyword/thisInInvalidContextsExternalModule.ts ===
//'this' in static member initializer
class ErrClass1 {
>ErrClass1 : ErrClass1
static t = this; // Error
>t : typeof ErrClass1
>this : typeof ErrClass1
}
class BaseErrClass {
>BaseErrClass : BaseErrClass
constructor(t: any) { }
>t : any
}
class ClassWithNoInitializer extends BaseErrClass {
>ClassWithNoInitializer : ClassWithNoInitializer
>BaseErrClass : BaseErrClass
t;
>t : any
//'this' in optional super call
constructor() {
super(this); // error: "super" has to be called before "this" accessing
>super(this) : void
>super : typeof BaseErrClass
>this : this
}
}
class ClassWithInitializer extends BaseErrClass {
>ClassWithInitializer : ClassWithInitializer
>BaseErrClass : BaseErrClass
t = 4;
>t : number
>4 : 4
//'this' in required super call
constructor() {
super(this); // Error
>super(this) : void
>super : typeof BaseErrClass
>this : this
}
}
module M {
>M : typeof M
//'this' in module variable
var x = this; // Error
>x : any
>this : any
}
//'this' as type parameter constraint
// function fn<T extends this >() { } // Error
//'this' as a type argument
function genericFunc<T>(x: T) { }
>genericFunc : <T>(x: T) => void
>x : T
genericFunc<this>(undefined); // Should be an error
>genericFunc<this>(undefined) : void
>genericFunc : <T>(x: T) => void
>undefined : undefined
class ErrClass3 extends this {
>ErrClass3 : ErrClass3
>this : any
}
//'this' as a computed enum value
enum SomeEnum {
>SomeEnum : SomeEnum
A = this, // Should not be allowed
>A : SomeEnum
>this : any
B = this.spaaaace // Also should not be allowed
>B : SomeEnum
>this.spaaaace : any
>this : any
>spaaaace : any
}
export = this; // Should be an error
|
