Added test case for invalid generic type constraints
Signed-off-by: David Li <jiawei.davidli@gmail.com>
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24
tests/baselines/reference/genericTypeConstraints.errors.txt
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24
tests/baselines/reference/genericTypeConstraints.errors.txt
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tests/cases/compiler/genericTypeConstraints.ts(9,27): error TS2344: Type 'FooExtended' does not satisfy the constraint 'Foo'.
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Property 'fooMethod' is missing in type 'FooExtended'.
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tests/cases/compiler/genericTypeConstraints.ts(9,31): error TS2344: Type 'FooExtended' does not satisfy the constraint 'Foo'.
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==== tests/cases/compiler/genericTypeConstraints.ts (2 errors) ====
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class Foo {
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fooMethod() {}
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}
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class FooExtended { }
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class Bar<T extends Foo> { }
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class BarExtended extends Bar<FooExtended> {
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~~~~~~~~~~~~~~~~
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!!! error TS2344: Type 'FooExtended' does not satisfy the constraint 'Foo'.
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!!! error TS2344: Property 'fooMethod' is missing in type 'FooExtended'.
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~~~~~~~~~~~
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!!! error TS2344: Type 'FooExtended' does not satisfy the constraint 'Foo'.
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constructor() {
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super();
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}
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}
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45
tests/baselines/reference/genericTypeConstraints.js
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45
tests/baselines/reference/genericTypeConstraints.js
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//// [genericTypeConstraints.ts]
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class Foo {
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fooMethod() {}
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}
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class FooExtended { }
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class Bar<T extends Foo> { }
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class BarExtended extends Bar<FooExtended> {
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constructor() {
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super();
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}
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}
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//// [genericTypeConstraints.js]
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var __extends = (this && this.__extends) || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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function __() { this.constructor = d; }
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__.prototype = b.prototype;
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d.prototype = new __();
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};
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var Foo = (function () {
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function Foo() {
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}
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Foo.prototype.fooMethod = function () { };
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return Foo;
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})();
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var FooExtended = (function () {
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function FooExtended() {
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}
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return FooExtended;
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})();
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var Bar = (function () {
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function Bar() {
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}
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return Bar;
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})();
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var BarExtended = (function (_super) {
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__extends(BarExtended, _super);
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function BarExtended() {
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_super.call(this);
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}
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return BarExtended;
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})(Bar);
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13
tests/cases/compiler/genericTypeConstraints.ts
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13
tests/cases/compiler/genericTypeConstraints.ts
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class Foo {
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fooMethod() {}
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}
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class FooExtended { }
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class Bar<T extends Foo> { }
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class BarExtended extends Bar<FooExtended> {
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constructor() {
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super();
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}
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}
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