rust-lang/rfcs on Hacker News

…2. Coroutines. This is the supporting technology for async/await. https://github.com/rust-lang/rfcs/blob/master/text/2033-expe... 3. 'impl Trait'. This provides a way to say, "Look, my return type implements 'Trait', but the

comment by ekidd · 2017-09-22 · in Introduction to WebRender

…, it was nearly 17%. Embedded space != kernel hacking, as I've already pointed out. [1] https://github.com/rust-lang/rfcs/commits/master

comment by Sir_Cmpwn · 2017-09-18 · in Fuchsia: Google's modular, capability-based, non-Unix operating system

Looks like this is moving now: https://github.com/rust-lang/rfcs/pull/1615 because of recently added $XDG_BIN_HOME.

comment by shmerl · 2017-08-31 · in Announcing Rust 1.20

…years ago; it doesn't work. Well, it didn't work for Rust at least. The RFC that made this change https://github.com/rust-lang/rfcs/blob/master/text/0230-remo...

comment by steveklabnik · 2017-08-29 · in Rust – Coroutines support merged

…in the eRFC (which admittedly isn't what is linked here, but is the first link in the description, https://github.com/rust-lang/rfcs/pull/2033 ) and various threads on internals before it. > writing your own runtime. This is not a cost…

comment by steveklabnik · 2017-08-29 · in Rust – Coroutines support merged

Relevant RFC: https://github.com/rust-lang/rfcs/blob/master/text/2033-expe... This looks like a huge win for Rust. The syntax seems to follow the C# and ES async/await syntaxes. With stuff like this, I can see Rust-based webdev becoming…

comment by pitaj · 2017-08-28 · in Rust – Coroutines support merged

This is experimental so far: https://github.com/rust-lang/rfcs/pull/2033#issuecomment-309... > The key point then is that the experimental RFC is not enough to stabilize something. For that, we need a proper RFC that lays out the plan.…

comment by computerphage · 2017-08-28 · in Rust – Coroutines support merged

…of RFCs in the pipeline to help with lifetimes, including more elision. In no particular order: https://github.com/rust-lang/rfcs/pull/2115 https://github.com/rust-lang/rfcs/pull/2094 https://github.com/rust-lang/rfcs/pull/2093

comment by steveklabnik · 2017-08-23 · in D as a Better C

…Plus having nil/null as a a value of the bottom type violates some aspects of bottomness. [0] https://github.com/rust-lang/rfcs/blob/master/text/1216-bang...

comment by the8472 · 2017-08-11 · in Typed nils in Go 2

…comments about its foundations. (And for a bit more about Coq to Rust, Program extraction from Coq https://github.com/rust-lang/rfcs/issues/667 )

comment by tanmitch · 2017-08-05 · in A formalization of category theory in Coq

…(cf. open RFC #1935 [1]). (There was a PR on Diesel to use HLists but it's no longer pursuit.) [1]: https://github.com/rust-lang/rfcs/pull/1935

comment by killercup · 2017-08-02 · in Grokking Diesel, Rust's ORM

…There's currently an open RFC that would allow the kind of nested calls described in the blog post: https://github.com/rust-lang/rfcs/pull/2025

comment by Aaron1011 · 2017-08-02 · in Rust: Not So Great For Codec Implementing

…as your error type (as any error can be wrapped in that). And there's an RFC that's been accepted ( https://github.com/rust-lang/rfcs/blob/master/text/1937-ques... ) to allow main to return a Result, so you can use the ? operator in main,…

comment by eridius · 2017-08-01 · in Rust: Not So Great For Codec Implementing

…but it's not entirely a no-brainer as to how to implement it while keeping Rust's grammar LL(k): https://github.com/rust-lang/rfcs/issues/372

comment by andolanra · 2017-08-01 · in Rust: Not So Great For Codec Implementing

…a model of language change after the C++ model, but people are concerned that it breaks too much. https://github.com/rust-lang/rfcs/pull/2052

comment by steveklabnik · 2017-07-28 · in Metaclasses: Thoughts on generative C++

https://github.com/rust-lang/rfcs/blob/master/text/1444-unio... TL;DR: FFI with C is much harder without unions. There are smaller reasons as well.

comment by steveklabnik · 2017-07-20 · in Announcing Rust 1.19

…so there isn't much distros can do. It seems they have no intention of adding one any time soon: https://github.com/rust-lang/rfcs/issues/600 This is why system libraries are nearly always in c and not c++. The ones that aren't (Qt) have a…

comment by flukus · 2017-07-18 · in Ask HN: What is preventing rust from replacing c/c++?

…ever be 100% without support from Microsoft, and a lot of work has been done, but some items on https://github.com/rust-lang/rfcs/issues/1061 feel important enough to give me pause before spending much time with Rust.

comment by wbond · 2017-07-18 · in Ask HN: What is preventing rust from replacing c/c++?

…Please correct me if I'm wrong here (a blog post does not qualify as a specification). Relevant: https://github.com/rust-lang/rfcs/issues/1447

comment by ccommsxx · 2017-07-17 · in I cannot consistently write safe C/C++ code

Shamelessly reposting my comment https://github.com/rust-lang/rfcs/pull/2052#issuecomment-312... , but I'm concerned about using semver for the tools, and what is effectively just a major version for the language. This is backwards. Every…

comment by Ericson2314 · 2017-07-05 · in RFC: Evolving Rust Through Epochs

…of the Rust community would feel the same way, but feel free to file an RFC. > Interesting. Link? https://github.com/rust-lang/rfcs/issues/349

comment by pcwalton · 2017-06-08 · in Rust Performance Pitfalls

Yes, it is. Generics are universals and impl Trait is extisentials. For more, the RFC gets into it https://github.com/rust-lang/rfcs/blob/master/text/1951-expa...

comment by steveklabnik · 2017-06-08 · in Announcing Rust 1.18

…an RFC in its final comment period regarding improving the ergonomics of matching references: https://github.com/rust-lang/rfcs/pull/2005

comment by kibwen · 2017-06-08 · in Announcing Rust 1.18

…before, unless the iterator is manually boxed. With impl Trait that is now fixed. The latest RFC is https://github.com/rust-lang/rfcs/pull/1951 ; it was in several.

comment by kzrdude · 2017-06-08 · in Announcing Rust 1.18

…support was eventually moved out of Rust core to a library. Here is the proposal and rationale: https://github.com/rust-lang/rfcs/blob/0806be4f282144cfcd55b...

comment by cpeterso · 2017-05-29 · in Green Threads Explained

…efforts may be affected by some of the conversations around the unsafe code guidelines effort: https://github.com/rust-lang/rfcs/pull/1643 https://github.com/nikomatsakis/rust-memory-model

comment by dikaiosune · 2017-05-19 · in Writing correct lock-free and distributed stateful systems in Rust, with TLA+

…the rust community. Eh, maybe in some segments, but I don't think that's the majority culture. See https://github.com/rust-lang/rfcs/pull/1985 for something extremely relevant to the discussion here, heh.

comment by steveklabnik · 2017-05-16 · in Two years of Rust

…has been always unclear (I personally have no strong opinion against or for that though). [1] https://github.com/rust-lang/rfcs/blob/master/text/1210-impl...

comment by lifthrasiir · 2017-05-10 · in Making a Game in Rust

https://github.com/rust-lang/rfcs/pull/1937

comment by steveklabnik · 2017-05-08 · in My Struggles with Rust

See https://github.com/rust-lang/rfcs/pull/1931 and https://internals.rust-lang.org/t/lang-team-minutes-const-ge... > We believe that we can have an RFC accepted and const generics available on nightly by the end of 2017. :tada:

comment by steveklabnik · 2017-04-27 · in Ada: a C Developer's Perspective

…some degree of support appears present. 0 - http://man7.org/linux/man-pages/man7/signal.7.html 1 - https://github.com/rust-lang/rfcs/issues/1368

comment by AdieuToLogic · 2017-04-27 · in Linux Programming: Signals the easy way

…an error on releasing a resource. Exceptions in C++, Java, and Javascript are more troublesome. [1] https://github.com/rust-lang/rfcs/blob/master/text/1236-stab...

comment by Animats · 2017-04-11 · in Ask HN: Will Rust ever become a mainstream systems programming language?

…successors like Java, Go, and Rust all standardized on it, used by hashing algorithms and more: https://github.com/rust-lang/rfcs/pull/560 > In any case, compiler authors are going to follow the C standards, not you hypothetical…

comment by laughinghan · 2017-04-01 · in A semantic model for a substantial fragment of C

Found it: https://github.com/rust-lang/rfcs/blob/master/text/0738-vari... It still seems bizarre to me that a purely type-level expression is forced by an effectively non-existent term. That RFC specifically states that the main problem is…

comment by naasking · 2017-03-28 · in Curl is C

…that can't introduce memory safety is a cost we can't afford to pay. If you want the full details, https://github.com/rust-lang/rfcs/blob/1f5d3a9512ba08390a222... is the RFC, and https://github.com/rust-lang/rfcs/pull/560 was the…

comment by steveklabnik · 2017-03-27 · in Curl is C

…scala, it is effectively the same as inheriting an abstract class with a constructor parameter. [0] https://github.com/rust-lang/rfcs/pull/1546

comment by saosebastiao · 2017-03-04 · in How we secretly introduced Haskell and got away with it

> Is there a reason why they can't have fields? The design isn't done yet: https://github.com/rust-lang/rfcs/pull/1546

comment by steveklabnik · 2017-03-04 · in Rust's language ergonomics initiative

> Any was more powerful https://github.com/rust-lang/rfcs/pull/1849 is relevant to your interests; however, as the comments say there, associated type constructors would be needed before it could possibly be used with Any.

comment by steveklabnik · 2017-03-03 · in Rust's language ergonomics initiative

…be. I'm really grateful that so much of Rust's development happens in such an open fashion. [1] https://github.com/rust-lang/rfcs

comment by curun1r · 2017-02-23 · in Writing an Interpreter in Go: The Paperback Edition

…reference and thus must outlive a struct App instance? There is a Rust issue filed for this: https://github.com/rust-lang/rfcs/issues/1532 struct App<'a> { name: String, config: &'a Config, }

comment by cpeterso · 2017-02-17 · in Next Iteration of “The Rust Programming Language” Book

…the implementation isn't done yet. Soon! [1] - https://github.com/azerupi/mdBook/issues/29 [2] - https://github.com/rust-lang/rfcs/blob/master/text/1828-rust...

comment by carols10cents · 2017-02-16 · in Next Iteration of “The Rust Programming Language” Book

…see a post exploring these possibilities. It might be worth looking at how #[fundamental] works ( https://github.com/rust-lang/rfcs/blob/1f5d3a9512ba08390a222... ) -- it's a coherence escape hatch put on Box<T> and some other stdlib types…

comment by Manishearth · 2017-02-11 · in Regex: badly needs fuzzing

…starting to get it. A couple warts I've encountered: - No support for default struct fields: https://github.com/rust-lang/rfcs/issues/1594 - Terrible signatures for functions that return iterators: https://www.reddit.com/r/rust/comments/2h2…

comment by pjungwir · 2017-02-07 · in Rust's 2017 Roadmap

…favor of a different library, but it would continue to work because Rust is backwards compatible. https://github.com/rust-lang/rfcs/blob/master/text/1242-rust... has some of the motivation behind this.

comment by Manishearth · 2017-02-06 · in Rust's 2017 Roadmap

https://github.com/rust-lang/rfcs/pull/1657#issuecomment-270...

comment by steveklabnik · 2017-02-06 · in Rust's 2017 Roadmap

…of room for improvement. [1]: https://internals.rust-lang.org/t/setting-our-vision-for-the... [2]: https://github.com/rust-lang/rfcs/pull/1774

comment by beefsack · 2017-01-18 · in Rust vs. Go

There's an open RFC for this: https://github.com/rust-lang/rfcs/blob/master/text/0066-bett...

comment by eridius · 2017-01-16 · in Fighting the Borrow Checker

…of relevant crates [2]. [1] https://aturon.github.io/blog/2016/07/27/rust-platform/ [2] https://github.com/rust-lang/rfcs/pull/1824

comment by epage · 2017-01-14 · in Rust and the limits of swarm design

…discovery before it becomes a problem. They're making first steps to improve it already, e.g.: https://github.com/rust-lang/rfcs/pull/1824

comment by pornel · 2017-01-14 · in Rust and the limits of swarm design

…This is still a problem, however, but it's one the community has been aware of for a while. https://github.com/rust-lang/rfcs/pull/1824 is step 1 in fixing it.

comment by Manishearth · 2017-01-14 · in Rust and the limits of swarm design