184 lines
6 KiB
TypeScript
184 lines
6 KiB
TypeScript
//// [arrayAssignmentTest1.ts]
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interface I1 {
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IM1():void[];
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}
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class C1 implements I1 {
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IM1():void[] {return null;}
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C1M1():C1[] {return null;}
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}
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class C2 extends C1 {
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C2M1():C2[] { return null;}
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}
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class C3 {
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CM3M1() { return 3;}
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}
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/*
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This behaves unexpectedly with the following types:
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Type 1 of any[]:
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* Type 2 of the following throws an error but shouldn't: () => void[], SomeClass[], and {one: 1}[].
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* Type 2 of the following doesn't throw an error but should: {one: 1}, new() => SomeClass, SomeClass.
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*/
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var a1 : any = null;
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var c1 : C1 = new C1();
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var i1 : I1 = c1;
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var c2 : C2 = new C2();
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var c3 : C3 = new C3();
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var o1 = {one : 1};
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var f1 = function () { return new C1();}
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var arr_any: any[] = [];
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var arr_i1: I1[] = [];
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var arr_c1: C1[] = [];
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var arr_c2: C2[] = [];
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var arr_i1_2: I1[] = [];
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var arr_c1_2: C1[] = [];
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var arr_c2_2: C2[] = [];
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var arr_c3: C3[] = [];
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var i1_error: I1 = []; // should be an error - is
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var c1_error: C1 = []; // should be an error - is
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var c2_error: C2 = []; // should be an error - is
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var c3_error: C3 = []; // should be an error - is
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arr_any = arr_i1; // should be ok - is
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arr_any = arr_c1; // should be ok - is
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arr_any = arr_c2; // should be ok - is
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arr_any = arr_c3; // should be ok - is
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arr_i1 = arr_i1; // should be ok - subtype relationship - is
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arr_i1 = arr_c1; // should be ok - subtype relationship - is
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arr_i1 = arr_c2; // should be ok - subtype relationship - is
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arr_i1 = arr_c3; // should be an error - is
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arr_c1 = arr_c1; // should be ok - subtype relationship - is
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arr_c1 = arr_c2; // should be ok - subtype relationship - is
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arr_c1 = arr_i1; // should be an error - is
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arr_c1 = arr_c3; // should be an error - is
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arr_c2 = arr_c2; // should be ok - subtype relationship - is
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arr_c2 = arr_c1; // should be an error - subtype relationship - is
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arr_c2 = arr_i1; // should be an error - subtype relationship - is
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arr_c2 = arr_c3; // should be an error - is
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// "clean up bug" occurs at this point
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// if you move these three expressions to another file, they raise an error
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// something to do with state from the above propagating forward?
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arr_c3 = arr_c2_2; // should be an error - is
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arr_c3 = arr_c1_2; // should be an error - is
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arr_c3 = arr_i1_2; // should be an error - is
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arr_any = f1; // should be an error - is
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arr_any = o1; // should be an error - is
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arr_any = a1; // should be ok - is
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arr_any = c1; // should be an error - is
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arr_any = c2; // should be an error - is
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arr_any = c3; // should be an error - is
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arr_any = i1; // should be an error - is
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//// [arrayAssignmentTest1.js]
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var C1 = /** @class */ (function () {
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function C1() {
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}
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C1.prototype.IM1 = function () { return null; };
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C1.prototype.C1M1 = function () { return null; };
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return C1;
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}());
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var C2 = /** @class */ (function (_super) {
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__extends(C2, _super);
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function C2() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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C2.prototype.C2M1 = function () { return null; };
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return C2;
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}(C1));
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var C3 = /** @class */ (function () {
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function C3() {
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}
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C3.prototype.CM3M1 = function () { return 3; };
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return C3;
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}());
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/*
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This behaves unexpectedly with the following types:
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Type 1 of any[]:
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* Type 2 of the following throws an error but shouldn't: () => void[], SomeClass[], and {one: 1}[].
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* Type 2 of the following doesn't throw an error but should: {one: 1}, new() => SomeClass, SomeClass.
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*/
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var a1 = null;
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var c1 = new C1();
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var i1 = c1;
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var c2 = new C2();
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var c3 = new C3();
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var o1 = { one: 1 };
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var f1 = function () { return new C1(); };
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var arr_any = [];
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var arr_i1 = [];
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var arr_c1 = [];
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var arr_c2 = [];
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var arr_i1_2 = [];
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var arr_c1_2 = [];
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var arr_c2_2 = [];
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var arr_c3 = [];
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var i1_error = []; // should be an error - is
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var c1_error = []; // should be an error - is
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var c2_error = []; // should be an error - is
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var c3_error = []; // should be an error - is
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arr_any = arr_i1; // should be ok - is
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arr_any = arr_c1; // should be ok - is
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arr_any = arr_c2; // should be ok - is
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arr_any = arr_c3; // should be ok - is
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arr_i1 = arr_i1; // should be ok - subtype relationship - is
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arr_i1 = arr_c1; // should be ok - subtype relationship - is
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arr_i1 = arr_c2; // should be ok - subtype relationship - is
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arr_i1 = arr_c3; // should be an error - is
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arr_c1 = arr_c1; // should be ok - subtype relationship - is
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arr_c1 = arr_c2; // should be ok - subtype relationship - is
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arr_c1 = arr_i1; // should be an error - is
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arr_c1 = arr_c3; // should be an error - is
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arr_c2 = arr_c2; // should be ok - subtype relationship - is
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arr_c2 = arr_c1; // should be an error - subtype relationship - is
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arr_c2 = arr_i1; // should be an error - subtype relationship - is
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arr_c2 = arr_c3; // should be an error - is
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// "clean up bug" occurs at this point
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// if you move these three expressions to another file, they raise an error
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// something to do with state from the above propagating forward?
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arr_c3 = arr_c2_2; // should be an error - is
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arr_c3 = arr_c1_2; // should be an error - is
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arr_c3 = arr_i1_2; // should be an error - is
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arr_any = f1; // should be an error - is
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arr_any = o1; // should be an error - is
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arr_any = a1; // should be ok - is
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arr_any = c1; // should be an error - is
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arr_any = c2; // should be an error - is
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arr_any = c3; // should be an error - is
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arr_any = i1; // should be an error - is
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