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=== tests/cases/compiler/abstractPropertyInConstructor.ts ===
abstract class AbstractClass {
>AbstractClass : AbstractClass
constructor(str: string, other: AbstractClass) {
>str : string
>other : AbstractClass
this.method(parseInt(str));
>this.method(parseInt(str)) : void
>this.method : (num: number) => void
>this : this
>method : (num: number) => void
>parseInt(str) : number
>parseInt : (string: string, radix?: number) => number
>str : string
let val = this.prop.toLowerCase();
>val : string
>this.prop.toLowerCase() : string
>this.prop.toLowerCase : () => string
>this.prop : string
>this : this
>prop : string
>toLowerCase : () => string
if (!str) {
>!str : boolean
>str : string
this.prop = "Hello World";
>this.prop = "Hello World" : "Hello World"
>this.prop : string
>this : this
>prop : string
>"Hello World" : "Hello World"
}
this.cb(str);
>this.cb(str) : void
>this.cb : (s: string) => void
>this : this
>cb : (s: string) => void
>str : string
// OK, reference is inside function
const innerFunction = () => {
>innerFunction : () => string
>() => { return this.prop; } : () => string
return this.prop;
>this.prop : string
>this : this
>prop : string
}
// OK, references are to another instance
other.cb(other.prop);
>other.cb(other.prop) : void
>other.cb : (s: string) => void
>other : AbstractClass
>cb : (s: string) => void
>other.prop : string
>other : AbstractClass
>prop : string
}
abstract prop: string;
>prop : string
abstract cb: (s: string) => void;
>cb : (s: string) => void
>s : string
abstract method(num: number): void;
>method : (num: number) => void
>num : number
other = this.prop;
>other : string
>this.prop : string
>this : this
>prop : string
fn = () => this.prop;
>fn : () => string
>() => this.prop : () => string
>this.prop : string
>this : this
>prop : string
method2() {
>method2 : () => void
this.prop = this.prop + "!";
>this.prop = this.prop + "!" : string
>this.prop : string
>this : this
>prop : string
>this.prop + "!" : string
>this.prop : string
>this : this
>prop : string
>"!" : "!"
}
}
abstract class DerivedAbstractClass extends AbstractClass {
>DerivedAbstractClass : DerivedAbstractClass
>AbstractClass : AbstractClass
cb = (s: string) => {};
>cb : (s: string) => void
>(s: string) => {} : (s: string) => void
>s : string
constructor(str: string, other: AbstractClass, yetAnother: DerivedAbstractClass) {
>str : string
>other : AbstractClass
>yetAnother : DerivedAbstractClass
super(str, other);
>super(str, other) : void
>super : typeof AbstractClass
>str : string
>other : AbstractClass
// there is no implementation of 'prop' in any base class
this.cb(this.prop.toLowerCase());
>this.cb(this.prop.toLowerCase()) : void
>this.cb : (s: string) => void
>this : this
>cb : (s: string) => void
>this.prop.toLowerCase() : string
>this.prop.toLowerCase : () => string
>this.prop : string
>this : this
>prop : string
>toLowerCase : () => string
this.method(1);
>this.method(1) : void
>this.method : (num: number) => void
>this : this
>method : (num: number) => void
>1 : 1
// OK, references are to another instance
other.cb(other.prop);
>other.cb(other.prop) : void
>other.cb : (s: string) => void
>other : AbstractClass
>cb : (s: string) => void
>other.prop : string
>other : AbstractClass
>prop : string
yetAnother.cb(yetAnother.prop);
>yetAnother.cb(yetAnother.prop) : void
>yetAnother.cb : (s: string) => void
>yetAnother : DerivedAbstractClass
>cb : (s: string) => void
>yetAnother.prop : string
>yetAnother : DerivedAbstractClass
>prop : string
}
}
class Implementation extends DerivedAbstractClass {
>Implementation : Implementation
>DerivedAbstractClass : DerivedAbstractClass
prop = "";
>prop : string
>"" : ""
cb = (s: string) => {};
>cb : (s: string) => void
>(s: string) => {} : (s: string) => void
>s : string
constructor(str: string, other: AbstractClass, yetAnother: DerivedAbstractClass) {
>str : string
>other : AbstractClass
>yetAnother : DerivedAbstractClass
super(str, other, yetAnother);
>super(str, other, yetAnother) : void
>super : typeof DerivedAbstractClass
>str : string
>other : AbstractClass
>yetAnother : DerivedAbstractClass
this.cb(this.prop);
>this.cb(this.prop) : void
>this.cb : (s: string) => void
>this : this
>cb : (s: string) => void
>this.prop : string
>this : this
>prop : string
}
method(n: number) {
>method : (n: number) => void
>n : number
this.cb(this.prop + n);
>this.cb(this.prop + n) : void
>this.cb : (s: string) => void
>this : this
>cb : (s: string) => void
>this.prop + n : string
>this.prop : string
>this : this
>prop : string
>n : number
}
}
class User {
>User : User
constructor(a: AbstractClass) {
>a : AbstractClass
a.prop;
>a.prop : string
>a : AbstractClass
>prop : string
a.cb("hi");
>a.cb("hi") : void
>a.cb : (s: string) => void
>a : AbstractClass
>cb : (s: string) => void
>"hi" : "hi"
a.method(12);
>a.method(12) : void
>a.method : (num: number) => void
>a : AbstractClass
>method : (num: number) => void
>12 : 12
a.method2();
>a.method2() : void
>a.method2 : () => void
>a : AbstractClass
>method2 : () => void
}
}
abstract class C1 {
>C1 : C1
abstract x: string;
>x : string
abstract y: string;
>y : string
constructor() {
let self = this; // ok
>self : this
>this : this
let { x, y: y1 } = this; // error
>x : string
>y : any
>y1 : string
>this : this
({ x, y: y1, "y": y1 } = this); // error
>({ x, y: y1, "y": y1 } = this) : this
>{ x, y: y1, "y": y1 } = this : this
>{ x, y: y1, "y": y1 } : { x: string; y: string; }
>x : string
>y : string
>y1 : string
>"y" : string
>y1 : string
>this : this
}
}
class C2 {
>C2 : C2
x: string;
>x : string
y: string;
>y : string
constructor() {
let self = this; // ok
>self : this
>this : this
let { x, y: y1 } = this; // ok
>x : string
>y : any
>y1 : string
>this : this
({ x, y: y1, "y": y1 } = this); // ok
>({ x, y: y1, "y": y1 } = this) : this
>{ x, y: y1, "y": y1 } = this : this
>{ x, y: y1, "y": y1 } : { x: string; y: string; }
>x : string
>y : string
>y1 : string
>"y" : string
>y1 : string
>this : this
}
}
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