Right, the simple left-to-right chaining is why I thought that |> might be a good fit for Rust - foo |> bar means exactly do foo and then bar. On Sep 26, 2013 7:21 PM, "Jeff Petkau" <j...@google.com> wrote:
> I don't think the problem with '$' is that it's infix; it's that it makes > the data flow read right-to-left. The '|>' operator from F# is just "swap > ($)", but it tends to make code much more readable. > > In fact, I think the whole appeal for object oriented style dot.method > notation is that it makes things tend to read more consistently > left-to-right. "I have a foo, and I do baz and blah and bar to it" vs. "I > do bar to the result of doing blah to the result of doing baz to a foo." > > Jeff > > > On Thu, Sep 26, 2013 at 8:37 AM, Tim Chevalier <catamorph...@gmail.com>wrote: > >> FWIW, Haskellers often complain about the readability of code that >> uses the `$` operator a lot. I've heard such complaints both from >> people new to Haskell and more experienced Haskell programmers. In >> general in Rust, we avoid infix operators (we have a fixed of them and >> -- unlike Haskell -- no way for users to define new ones), and given >> the history of `$` in Haskell, I don't see a particular reason to make >> an exception. >> >> Cheers, >> Tim >> >> >> >> -- >> Tim Chevalier * http://catamorphism.org/ * Often in error, never in doubt >> "Being queer is not about a right to privacy; it is about the freedom >> to be public, to just be who we are." -- anonymous, June 1990 >> _______________________________________________ >> Rust-dev mailing list >> Rust-dev@mozilla.org >> https://mail.mozilla.org/listinfo/rust-dev >> > > > _______________________________________________ > Rust-dev mailing list > Rust-dev@mozilla.org > https://mail.mozilla.org/listinfo/rust-dev > >
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