import { Pipeline } from '../types';
export declare function tap<ValueType, ReturnType>(f1: Pipeline.StepFunction<ValueType, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ResultValue3, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ResultValue3>, f4: Pipeline.StepFunction<ResultValue3, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ResultValue3, ResultValue4, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ResultValue3>, f4: Pipeline.StepFunction<ResultValue3, ResultValue4>, f5: Pipeline.StepFunction<ResultValue4, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ResultValue3, ResultValue4, ResultValue5, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ResultValue3>, f4: Pipeline.StepFunction<ResultValue3, ResultValue4>, f5: Pipeline.StepFunction<ResultValue4, ResultValue5>, f6: Pipeline.StepFunction<ResultValue5, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ResultValue3, ResultValue4, ResultValue5, ResultValue6, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ResultValue3>, f4: Pipeline.StepFunction<ResultValue3, ResultValue4>, f5: Pipeline.StepFunction<ResultValue4, ResultValue5>, f6: Pipeline.StepFunction<ResultValue5, ResultValue6>, f7: Pipeline.StepFunction<ResultValue6, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ResultValue3, ResultValue4, ResultValue5, ResultValue6, ResultValue7, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ResultValue3>, f4: Pipeline.StepFunction<ResultValue3, ResultValue4>, f5: Pipeline.StepFunction<ResultValue4, ResultValue5>, f6: Pipeline.StepFunction<ResultValue5, ResultValue6>, f7: Pipeline.StepFunction<ResultValue6, ResultValue7>, f8: Pipeline.StepFunction<ResultValue7, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ResultValue3, ResultValue4, ResultValue5, ResultValue6, ResultValue7, ResultValue8, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ResultValue3>, f4: Pipeline.StepFunction<ResultValue3, ResultValue4>, f5: Pipeline.StepFunction<ResultValue4, ResultValue5>, f6: Pipeline.StepFunction<ResultValue5, ResultValue6>, f7: Pipeline.StepFunction<ResultValue6, ResultValue7>, f8: Pipeline.StepFunction<ResultValue7, ResultValue8>, f9: Pipeline.StepFunction<ResultValue8, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
export declare function tap<ValueType, ResultValue1, ResultValue2, ResultValue3, ResultValue4, ResultValue5, ResultValue6, ResultValue7, ResultValue8, ResultValue9, ReturnType>(f1: Pipeline.StepFunction<ValueType, ResultValue1>, f2: Pipeline.StepFunction<ResultValue1, ResultValue2>, f3: Pipeline.StepFunction<ResultValue2, ResultValue3>, f4: Pipeline.StepFunction<ResultValue3, ResultValue4>, f5: Pipeline.StepFunction<ResultValue4, ResultValue5>, f6: Pipeline.StepFunction<ResultValue5, ResultValue6>, f7: Pipeline.StepFunction<ResultValue6, ResultValue7>, f8: Pipeline.StepFunction<ResultValue7, ResultValue8>, f9: Pipeline.StepFunction<ResultValue8, ResultValue9>, f10: Pipeline.StepFunction<ResultValue9, ReturnType>): Pipeline.PipelineFunction<ValueType, ValueType>;
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