54 lines
784 B
TypeScript
54 lines
784 B
TypeScript
// merged interfaces behave as if all extends clauses from each declaration are merged together
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// no errors expected
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class C {
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a: number;
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}
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class C2 {
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b: number;
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}
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interface A extends C {
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y: string;
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}
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interface A extends C2 {
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z: string;
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}
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class D implements A {
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a: number;
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b: number;
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y: string;
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z: string;
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}
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var a: A;
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var r = a.a;
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// generic interfaces in a module
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module M {
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class C<T> {
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a: T;
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}
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class C2<T> {
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b: T;
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}
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interface A<T> extends C<T> {
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y: T;
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}
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interface A<T> extends C2<string> {
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z: T;
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}
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class D implements A<boolean> {
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a: boolean;
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b: string;
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y: boolean;
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z: boolean;
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}
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} |