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More general Transducer definition

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David Philipson
2017-06-21 18:27:55 -07:00
parent 1065599f86
commit d4bdb400a0
1 changed files with 6 additions and 1 deletions
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7
types/transducers-js/index.d.ts vendored
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@@ -11,7 +11,12 @@ export interface Reduced<TResult> {
export type Reducer<TResult, TInput> = (result: TResult, input: TInput) => TResult;
export type Transducer<TInput, TOutput> = <TResult>(xf: Transformer<TResult, TOutput>) => Transformer<TResult, TInput>;
// Common case: Transducer<TInput, TOutput> =
// Transformer<TResult, TOutput> => Transformer<TResult, TInput>.
export type Transducer<TInput, TOutput> =
<TResult, TCompleteResult>(
xf: CompletingTransformer<TResult, TCompleteResult, TOutput>
) => CompletingTransformer<TResult, TCompleteResult, TInput>;
export interface CompletingTransformer <TResult, TCompleteResult, TInput> {
['@@transducer/init'](): TResult | void;