98 lines
3.1 KiB
TypeScript
98 lines
3.1 KiB
TypeScript
//// [callSignatureAssignabilityInInheritance6.ts]
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// checking subtype relations for function types as it relates to contextual signature instantiation
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// same as subtypingWithCallSignatures4 but using class type parameters instead of generic signatures
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// all are errors
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class Base { foo: string; }
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class Derived extends Base { bar: string; }
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class Derived2 extends Derived { baz: string; }
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class OtherDerived extends Base { bing: string; }
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interface A { // T
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// M's
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a: <T>(x: T) => T[];
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a2: <T>(x: T) => string[];
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a3: <T>(x: T) => void;
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a4: <T,U>(x: T, y: U) => string;
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a5: <T,U>(x: (arg: T) => U) => T;
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a6: <T extends Base>(x: (arg: T) => Derived) => T;
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a11: <T>(x: { foo: T }, y: { foo: T; bar: T }) => Base;
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a15: <T>(x: { a: T; b: T }) => T[];
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a16: <T extends Base>(x: { a: T; b: T }) => T[];
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}
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// S's
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interface I<T> extends A {
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a: (x: T) => T[];
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}
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interface I2<T> extends A {
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a2: (x: T) => string[];
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}
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interface I3<T> extends A {
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a3: (x: T) => T;
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}
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interface I4<T> extends A {
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a4: <U>(x: T, y: U) => string;
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}
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interface I5<T> extends A {
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a5: <U>(x: (arg: T) => U) => T;
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}
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interface I7<T> extends A {
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a11: <U>(x: { foo: T }, y: { foo: U; bar: U }) => Base;
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}
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interface I9<T> extends A {
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a16: (x: { a: T; b: T }) => T[];
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}
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//// [callSignatureAssignabilityInInheritance6.js]
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// checking subtype relations for function types as it relates to contextual signature instantiation
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// same as subtypingWithCallSignatures4 but using class type parameters instead of generic signatures
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// all are errors
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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 Base = /** @class */ (function () {
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function Base() {
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}
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return Base;
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}());
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var Derived = /** @class */ (function (_super) {
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__extends(Derived, _super);
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function Derived() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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return Derived;
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}(Base));
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var Derived2 = /** @class */ (function (_super) {
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__extends(Derived2, _super);
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function Derived2() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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return Derived2;
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}(Derived));
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var OtherDerived = /** @class */ (function (_super) {
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__extends(OtherDerived, _super);
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function OtherDerived() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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return OtherDerived;
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}(Base));
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