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//// [genericDerivedTypeWithSpecializedBase2.ts]
class A<T extends { length: number }> {
x: T;
}
class B<U> extends A<string> {
y: U;
}
var x: A<{ length: number; foo: number }>;
var y: B<number>;
x = y; // error
//// [genericDerivedTypeWithSpecializedBase2.js]
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var A = (function () {
function A() {
}
return A;
}());
var B = (function (_super) {
__extends(B, _super);
function B() {
return _super !== null && _super.apply(this, arguments) || this;
}
return B;
}(A));
var x;
var y;
x = y; // error
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