import { BautaJSInstance, Context, Pipeline } from '../types';
export declare function iif<TIn, TPipelineOut, 
/**
 * @deprecated This generic type is deprecated and will be removed in future releases.
 *
 * If elsePipeline is not provided there is no need to provide a third generic type variable.
 *
 * Remove the third not used generic and use the following instead:
 * ```ts
 * iif<TIn, TPipelineOut>(...)
 * ```
 */
TElseNever>(condition: (prev: TIn, ctx: Context, bautajs: BautaJSInstance) => boolean, pipeline: Pipeline.StepFunction<TIn, TPipelineOut>): Pipeline.StepFunction<TIn, TIn | TPipelineOut>;
export declare function iif<TIn, TPipelineOut>(condition: (prev: TIn, ctx: Context, bautajs: BautaJSInstance) => boolean, pipeline: Pipeline.StepFunction<TIn, TPipelineOut>): Pipeline.StepFunction<TIn, TIn | TPipelineOut>;
export declare function iif<TIn, TPipelineOut, TElsePipelineOut>(condition: (prev: TIn, ctx: Context, bautajs: BautaJSInstance) => boolean, pipeline: Pipeline.StepFunction<TIn, TPipelineOut>, elsePipeline: Pipeline.StepFunction<TIn, TElsePipelineOut>): Pipeline.StepFunction<TIn, TPipelineOut | TElsePipelineOut>;
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