Evaluate is a function that returns a new ApplyCtxFn that evaluates elements in parallel and applies a middle function to the valid results.

ExecuteBatch is a function that runs a batch of functions concurrently.

ParallelEval is a function that returns a new ApplyCtxFn that evaluates elements in parallel and applies a middle function to the valid results.

ErrInvalidResult occurs when a result is invalid.

Resulter is an interface for types that are used for handling multiple, chained results.

ApplyFn is a function that processes elements and returns a slice of results along with a boolean indicating success.

EvalResultFn is a function that evaluates an element and returns results.

RunFn is a function that executes a function.