On Sunday, 14 October 2018 at 01:31:26 UTC, Jonathan M Davis wrote:
Unless there's something about the implementation that's tied to the list itself, I would think that it would make more sense to make it a generic algorithm, then it will work with any non-random-access range, and it avoids needing to reimplement it for similar circumstances. IMHO, it really only makes sense to tie it to the container if the implementation itself needs to be for some reason.

- Jonathan M Davis

All operations on collections are tied to implementation. Phobos just intorduced range abstraction that hides iteration code (and is still implemented by collection itself). Iteration is only a small part of functionality that one expects from the data structure. I'm against operation generalization, collections have little in common besides basic semantics of insertion, they should provide their own methods.

It is the lack of such methods that is more disheartening. And the lack of cursor\iterator concept, wich maps well to mutation semantics of lists\trees.

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