TypeScript/tests/baselines/reference/thisInInvalidContexts.js
Wenlu Wang dc237b317e
Change static fields emits (#43114)
* use emit into iife

* Update emit

* Revert un-related changes

* Allow super in static context

* Allow this and super in static property declaration

* Add more tests

* Avoid errors

* Accept baseline

* Accept baseline

* Add decorated classes test

* Add errors

* Avoid this in emitter

* make lint happy

* Add class expression tests

* Add computed name test

* Avoid super if target below es6

* Adjust function boundary

* Add internal

* Fix minor CR issues

* accept baseline

* Update behavior

* Avoid spaces

* Make lint happy

* Avoid function boundary utils

* Update baseline

* Avoid errors

* Accept baseline

* Accept baseline

* Accept baseline

* Accept baseline

* Use substitutions

* Full coverage for super, this, merge static and private context

* Fix use-before-def in static fields

Co-authored-by: Ron Buckton <ron.buckton@microsoft.com>
2021-06-25 15:49:27 -07:00

109 lines
3.1 KiB
TypeScript

//// [thisInInvalidContexts.ts]
class BaseErrClass {
constructor(t: any) { }
}
class ClassWithNoInitializer extends BaseErrClass {
t;
//'this' in optional super call
constructor() {
super(this); // Error
}
}
class ClassWithInitializer extends BaseErrClass {
t = 4;
//'this' in required super call
constructor() {
super(this); // Error
}
}
module M {
//'this' in module variable
var x = this; // Error
}
//'this' as type parameter constraint
// function fn<T extends this >() { } // Error
//'this' as a type argument
function genericFunc<T>(x: T) { }
genericFunc<this>(undefined); // Should be an error
class ErrClass3 extends this {
}
//'this' as a computed enum value
enum SomeEnum {
A = this, // Should not be allowed
B = this.spaaaace // Also should not be allowed
}
//// [thisInInvalidContexts.js]
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var BaseErrClass = /** @class */ (function () {
function BaseErrClass(t) {
}
return BaseErrClass;
}());
var ClassWithNoInitializer = /** @class */ (function (_super) {
__extends(ClassWithNoInitializer, _super);
//'this' in optional super call
function ClassWithNoInitializer() {
var _this = _super.call(this, _this) || this;
return _this;
}
return ClassWithNoInitializer;
}(BaseErrClass));
var ClassWithInitializer = /** @class */ (function (_super) {
__extends(ClassWithInitializer, _super);
//'this' in required super call
function ClassWithInitializer() {
var _this = _super.call(this, _this) || this;
_this.t = 4;
return _this;
}
return ClassWithInitializer;
}(BaseErrClass));
var M;
(function (M) {
//'this' in module variable
var x = this; // Error
})(M || (M = {}));
//'this' as type parameter constraint
// function fn<T extends this >() { } // Error
//'this' as a type argument
function genericFunc(x) { }
genericFunc(undefined); // Should be an error
var ErrClass3 = /** @class */ (function (_super) {
__extends(ErrClass3, _super);
function ErrClass3() {
return _super !== null && _super.apply(this, arguments) || this;
}
return ErrClass3;
}(this));
//'this' as a computed enum value
var SomeEnum;
(function (SomeEnum) {
SomeEnum[SomeEnum["A"] = this] = "A";
SomeEnum[SomeEnum["B"] = this.spaaaace] = "B"; // Also should not be allowed
})(SomeEnum || (SomeEnum = {}));