18 lines
642 B
TypeScript
18 lines
642 B
TypeScript
//// [chainedSpecializationToObjectTypeLiteral.ts]
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interface Sequence<T> {
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each(iterator: (value: T) => void): void;
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map<U>(iterator: (value: T) => U): Sequence<U>;
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filter(iterator: (value: T) => boolean): Sequence<T>;
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groupBy<K>(keySelector: (value: T) => K): Sequence<{ key: K; items: T[]; }>;
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}
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var s: Sequence<string>;
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var s2 = s.groupBy(s => s.length);
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var s3 = s2.each(x => { x.key /* Type is K, should be number */ });
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//// [chainedSpecializationToObjectTypeLiteral.js]
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var s;
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var s2 = s.groupBy(function (s) { return s.length; });
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var s3 = s2.each(function (x) { x.key; /* Type is K, should be number */ });
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