89 lines
1.5 KiB
TypeScript
89 lines
1.5 KiB
TypeScript
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// Repro from #13830
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type Constructor<T> = new(...args: any[]) => T;
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class A {
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public pb: number = 2;
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protected ptd: number = 1;
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private pvt: number = 0;
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}
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function mixB<T extends Constructor<{}>>(Cls: T) {
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return class extends Cls {
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protected ptd: number = 10;
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private pvt: number = 0;
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};
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}
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function mixB2<T extends Constructor<A>>(Cls: T) {
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return class extends Cls {
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protected ptd: number = 10;
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};
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}
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const
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AB = mixB(A),
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AB2 = mixB2(A);
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function mixC<T extends Constructor<{}>>(Cls: T) {
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return class extends Cls {
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protected ptd: number = 100;
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private pvt: number = 0;
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};
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}
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const
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AB2C = mixC(AB2),
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ABC = mixC(AB);
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const
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a = new A(),
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ab = new AB(),
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abc = new ABC(),
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ab2c = new AB2C();
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a.pb.toFixed();
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a.ptd.toFixed(); // Error
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a.pvt.toFixed(); // Error
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ab.pb.toFixed();
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ab.ptd.toFixed(); // Error
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ab.pvt.toFixed(); // Error
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abc.pb.toFixed();
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abc.ptd.toFixed(); // Error
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abc.pvt.toFixed(); // Error
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ab2c.pb.toFixed();
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ab2c.ptd.toFixed(); // Error
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ab2c.pvt.toFixed(); // Error
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// Repro from #13924
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class Person {
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constructor(public name: string) {}
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protected myProtectedFunction() {
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// do something
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}
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}
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function PersonMixin<T extends Constructor<Person>>(Base: T) {
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return class extends Base {
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constructor(...args: any[]) {
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super(...args);
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}
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myProtectedFunction() {
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super.myProtectedFunction();
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// do more things
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}
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};
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}
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class Customer extends PersonMixin(Person) {
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accountBalance: number;
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f() {
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}
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}
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