33 lines
879 B
TypeScript
33 lines
879 B
TypeScript
module Editor {
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export class List<T> {
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public next: List<T>;
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public prev: List<T>;
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constructor(public isHead: boolean, public data: T) {
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}
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public static MakeHead(): List<T> { // should error
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var entry: List<T> = new List<T>(true, null);
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entry.prev = entry;
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entry.next = entry;
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return entry;
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}
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public static MakeHead2<T>(): List<T> { // should not error
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var entry: List<T> = new List<T>(true, null);
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entry.prev = entry;
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entry.next = entry;
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return entry;
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}
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public static MakeHead3<U>(): List<U> { // should not error
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var entry: List<U> = new List<U>(true, null);
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entry.prev = entry;
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entry.next = entry;
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return entry;
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}
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}
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} |