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diff --git a/2024/info/rust-after.md b/2024/info/rust-after.md index 80d3afd5..4031d4c4 100644 --- a/2024/info/rust-after.md +++ b/2024/info/rust-after.md @@ -1,21 +1,16 @@ <!-- Automatically generated by emacsconf-publish-after-page --> -<div class="transcript transcript-mainVideo"><a name="rust-mainVideo-transcript"></a> -# Transcript +<div class="transcript transcript-mainVideo"><a name="rust-mainVideo-transcript"></a><h1>Transcript</h1> -[[!template new="1" text="""Rune""" start="00:00:00.000" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Hello, EmacsConf. My name is Troy Hinckley, and this is my""" start="00:00:00.000" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Rune""" start="00:00:00.000" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Hello, EmacsConf. My name is Troy Hinckley, and this is my""" start="00:00:00.000" video="mainVideo-rust" id="subtitle"]] [[!template text="""talk on Rune, a Rust implementation in Emacs. We strive to be""" start="00:00:05.120" video="mainVideo-rust" id="subtitle"]] [[!template text="""bug compatible with Emacs, so you can use the same Elisp.""" start="00:00:08.760" video="mainVideo-rust" id="subtitle"]] [[!template text="""It's still a fairly early stage experimental project, and""" start="00:00:11.840" video="mainVideo-rust" id="subtitle"]] [[!template text="""we have some basic things implemented.""" start="00:00:14.880" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""The Emacs core""" start="00:00:17.082" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Before I get started, I want to talk a bit more""" start="00:00:17.082" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""The Emacs core""" start="00:00:17.082" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Before I get started, I want to talk a bit more""" start="00:00:17.082" video="mainVideo-rust" id="subtitle"]] [[!template text="""about what the core is.""" start="00:00:19.947" video="mainVideo-rust" id="subtitle"]] [[!template text="""So the Emacs core, it includes the runtime, the interpreter,""" start="00:00:21.848" video="mainVideo-rust" id="subtitle"]] [[!template text="""garbage collector, everything used to run the code.""" start="00:00:24.560" video="mainVideo-rust" id="subtitle"]] @@ -32,9 +27,7 @@ [[!template text="""support, we've added color emoji, and there's work right""" start="00:00:50.440" video="mainVideo-rust" id="subtitle"]] [[!template text="""now to add a new garbage collector to Emacs as well.""" start="00:00:52.760" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Why create this?""" start="00:00:57.168" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Why create this project? Emacs has a long history.""" start="00:00:57.168" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Why create this?""" start="00:00:57.168" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Why create this project? Emacs has a long history.""" start="00:00:57.168" video="mainVideo-rust" id="subtitle"]] [[!template text="""It has a lot of users. It needs to support a big community.""" start="00:01:01.072" video="mainVideo-rust" id="subtitle"]] [[!template text="""Because of that, it has to be very conservative""" start="00:01:04.536" video="mainVideo-rust" id="subtitle"]] [[!template text="""about what things it can allow into the project.""" start="00:01:06.838" video="mainVideo-rust" id="subtitle"]] @@ -55,9 +48,7 @@ [[!template text="""performance. It has a really good regex engine. It's known""" start="00:01:49.320" video="mainVideo-rust" id="subtitle"]] [[!template text="""for its non-copy I/O as well.""" start="00:01:51.840" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""How does this compare to other projects?""" start="00:01:55.865" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""How does this compare to other""" start="00:01:55.865" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""How does this compare to other projects?""" start="00:01:55.865" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""How does this compare to other""" start="00:01:55.865" video="mainVideo-rust" id="subtitle"]] [[!template text="""Rust and Emacs projects, whether there's been a couple? The""" start="00:01:57.480" video="mainVideo-rust" id="subtitle"]] [[!template text="""first is Remacs. This project was the first. It took an""" start="00:01:59.920" video="mainVideo-rust" id="subtitle"]] [[!template text="""outside-in approach. Basically you could take a C""" start="00:02:02.800" video="mainVideo-rust" id="subtitle"]] @@ -82,9 +73,7 @@ [[!template text="""as well as some new renderers to Emacs.""" start="00:02:55.809" video="mainVideo-rust" id="subtitle"]] [[!template text="""This is no longer actively developed though.""" start="00:02:58.231" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Multi-threading""" start="00:03:01.315" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""In this project, one of the big focuses we have is""" start="00:03:01.315" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Multi-threading""" start="00:03:01.315" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""In this project, one of the big focuses we have is""" start="00:03:01.315" video="mainVideo-rust" id="subtitle"]] [[!template text="""on multi-threading. The C core itself is, everything is""" start="00:03:04.080" video="mainVideo-rust" id="subtitle"]] [[!template text="""designed around being single-threaded, all the data""" start="00:03:07.560" video="mainVideo-rust" id="subtitle"]] [[!template text="""structures and everything like that. Rust has a great""" start="00:03:09.960" video="mainVideo-rust" id="subtitle"]] @@ -97,18 +86,14 @@ [[!template text="""concurrency safe. which is what we've done here,""" start="00:03:28.040" video="mainVideo-rust" id="subtitle"]] [[!template text="""and that was relatively easy to do.""" start="00:03:30.481" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Multi-threading elisp""" start="00:03:32.441" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""But adding it to Elisp is the hard part,""" start="00:03:32.441" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Multi-threading elisp""" start="00:03:32.441" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""But adding it to Elisp is the hard part,""" start="00:03:32.441" video="mainVideo-rust" id="subtitle"]] [[!template text="""because we've got to come up with a good model""" start="00:03:34.782" video="mainVideo-rust" id="subtitle"]] [[!template text="""for Lisp, and Elisp is just a giant ball""" start="00:03:36.503" video="mainVideo-rust" id="subtitle"]] [[!template text="""of mutable state. We need to find some""" start="00:03:39.625" video="mainVideo-rust" id="subtitle"]] [[!template text="""way to tame that so we can make workable concurrency""" start="00:03:41.480" video="mainVideo-rust" id="subtitle"]] [[!template text="""out of it. There's really two ways you can do this.""" start="00:03:44.567" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""No-GIL method""" start="00:03:47.648" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""One is what I call the no-GIL method.""" start="00:03:47.648" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""No-GIL method""" start="00:03:47.648" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""One is what I call the no-GIL method.""" start="00:03:47.648" video="mainVideo-rust" id="subtitle"]] [[!template text="""This is what Python is doing, where""" start="00:03:49.269" video="mainVideo-rust" id="subtitle"]] [[!template text="""you take all of your data structures, you make them""" start="00:03:51.400" video="mainVideo-rust" id="subtitle"]] [[!template text="""concurrency safe, and then you just leave it up to the""" start="00:03:53.920" video="mainVideo-rust" id="subtitle"]] @@ -126,9 +111,7 @@ [[!template text="""have anything mutating any part of the data from any thread,""" start="00:04:26.280" video="mainVideo-rust" id="subtitle"]] [[!template text="""even if you can't have memory unsafety per se.""" start="00:04:29.040" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Actors""" start="00:04:32.638" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The other option is actors,""" start="00:04:32.638" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Actors""" start="00:04:32.638" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The other option is actors,""" start="00:04:32.638" video="mainVideo-rust" id="subtitle"]] [[!template text="""which are a really known way to approach this,""" start="00:04:34.739" video="mainVideo-rust" id="subtitle"]] [[!template text="""where you trade some of that flexibility that you get""" start="00:04:36.640" video="mainVideo-rust" id="subtitle"]] [[!template text="""with fully concurrent for more control and. Code and""" start="00:04:39.080" video="mainVideo-rust" id="subtitle"]] @@ -136,9 +119,7 @@ [[!template text="""but data has to be passed along channels between different""" start="00:04:45.840" video="mainVideo-rust" id="subtitle"]] [[!template text="""actors.""" start="00:04:50.600" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Multi-threading elisp (functions)""" start="00:04:51.252" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""We want the functions to be shared, and this""" start="00:04:51.252" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Multi-threading elisp (functions)""" start="00:04:51.252" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""We want the functions to be shared, and this""" start="00:04:51.252" video="mainVideo-rust" id="subtitle"]] [[!template text="""should be pretty easy because we don't mutate functions""" start="00:04:52.920" video="mainVideo-rust" id="subtitle"]] [[!template text="""like we do data, except when we do. In Lisp, functions are""" start="00:04:55.160" video="mainVideo-rust" id="subtitle"]] [[!template text="""just lists like anything else. So you can mutate them""" start="00:05:00.120" video="mainVideo-rust" id="subtitle"]] @@ -154,9 +135,7 @@ [[!template text="""can't mutate the inside of a function. This enables them""" start="00:05:29.240" video="mainVideo-rust" id="subtitle"]] [[!template text="""to be safely shared across threads.""" start="00:05:32.240" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Caveats""" start="00:05:34.680" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""However, there are some caveats to this.""" start="00:05:34.680" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Caveats""" start="00:05:34.680" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""However, there are some caveats to this.""" start="00:05:34.680" video="mainVideo-rust" id="subtitle"]] [[!template text="""For example, some functions actually do""" start="00:05:36.401" video="mainVideo-rust" id="subtitle"]] [[!template text="""need to mutate their own data. The example that we run into is""" start="00:05:38.160" video="mainVideo-rust" id="subtitle"]] [[!template text="""cl-generic. It uses a method cache. So it has to be able to""" start="00:05:41.440" video="mainVideo-rust" id="subtitle"]] @@ -165,9 +144,7 @@ [[!template text="""more of these we're gonna run into the future where this is""" start="00:05:50.800" video="mainVideo-rust" id="subtitle"]] [[!template text="""needed behavior to be able to mutate a function.""" start="00:05:53.160" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Multi-threading elisp (data)""" start="00:05:57.090" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Okay, so functions are pretty easy.""" start="00:05:57.090" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Multi-threading elisp (data)""" start="00:05:57.090" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Okay, so functions are pretty easy.""" start="00:05:57.090" video="mainVideo-rust" id="subtitle"]] [[!template text="""They just can be shared between""" start="00:05:59.811" video="mainVideo-rust" id="subtitle"]] [[!template text="""threads, but data can't be immutable, at least not into the""" start="00:06:00.920" video="mainVideo-rust" id="subtitle"]] [[!template text="""model that Emacs currently has. We have two different""" start="00:06:05.160" video="mainVideo-rust" id="subtitle"]] @@ -183,9 +160,7 @@ [[!template text="""the different variables that are gonna be accessed inside""" start="00:06:33.120" video="mainVideo-rust" id="subtitle"]] [[!template text="""that other thread and put those in when you call it.""" start="00:06:34.880" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Copy values to other threads on demands""" start="00:06:38.249" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The other option we're using is we're copying values to the""" start="00:06:38.249" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Copy values to other threads on demands""" start="00:06:38.249" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The other option we're using is we're copying values to the""" start="00:06:38.249" video="mainVideo-rust" id="subtitle"]] [[!template text="""other threads on demand. If you're running a thread, it""" start="00:06:40.960" video="mainVideo-rust" id="subtitle"]] [[!template text="""tries to look up a variable. It doesn't have any value for""" start="00:06:43.440" video="mainVideo-rust" id="subtitle"]] [[!template text="""that variable. It will go back and ask the main thread and it""" start="00:06:45.760" video="mainVideo-rust" id="subtitle"]] @@ -194,9 +169,7 @@ [[!template text="""code and it'll take care of handling all the data transfer""" start="00:06:53.400" video="mainVideo-rust" id="subtitle"]] [[!template text="""for you.""" start="00:06:55.640" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Multi-threading elisp (buffers)""" start="00:06:57.884" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""But we don't want to be copying around is buffers,""" start="00:06:57.884" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Multi-threading elisp (buffers)""" start="00:06:57.884" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""But we don't want to be copying around is buffers,""" start="00:06:57.884" video="mainVideo-rust" id="subtitle"]] [[!template text="""because they can be really large. In this case, we have a""" start="00:07:00.360" video="mainVideo-rust" id="subtitle"]] [[!template text="""mutex. Each thread could only have one current buffer that""" start="00:07:04.200" video="mainVideo-rust" id="subtitle"]] [[!template text="""it has an exclusive lock to. This comes with some""" start="00:07:07.600" video="mainVideo-rust" id="subtitle"]] @@ -224,9 +197,7 @@ [[!template text="""solution to that yet, but it's something we're still""" start="00:08:08.200" video="mainVideo-rust" id="subtitle"]] [[!template text="""working on.""" start="00:08:09.600" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Would this actually be useful?""" start="00:08:11.903" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The question is, would this actually be""" start="00:08:11.903" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Would this actually be useful?""" start="00:08:11.903" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The question is, would this actually be""" start="00:08:11.903" video="mainVideo-rust" id="subtitle"]] [[!template text="""useful for doing real work inside Emacs? I would say,""" start="00:08:13.080" video="mainVideo-rust" id="subtitle"]] [[!template text="""yes, there's a lot of things you can do with this. You could""" start="00:08:15.960" video="mainVideo-rust" id="subtitle"]] [[!template text="""handle process output in the background. You can do syntax""" start="00:08:17.960" video="mainVideo-rust" id="subtitle"]] @@ -241,9 +212,7 @@ [[!template text="""trade-offs that we've made here. Okay. That's talking""" start="00:08:42.200" video="mainVideo-rust" id="subtitle"]] [[!template text="""about multi-threading.""" start="00:08:46.040" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Precise garbage collection""" start="00:08:46.919" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The other thing we're going to talk""" start="00:08:46.919" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Precise garbage collection""" start="00:08:46.919" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The other thing we're going to talk""" start="00:08:46.919" video="mainVideo-rust" id="subtitle"]] [[!template text="""about is precise garbage collection. In Rune, we have a""" start="00:08:47.600" video="mainVideo-rust" id="subtitle"]] [[!template text="""safe, precise garbage collection because of the Rust type""" start="00:08:51.320" video="mainVideo-rust" id="subtitle"]] [[!template text="""system. Let's look at what the problem is with garbage""" start="00:08:54.440" video="mainVideo-rust" id="subtitle"]] @@ -255,9 +224,7 @@ [[!template text="""collected, and then we try and return it.""" start="00:09:11.920" video="mainVideo-rust" id="subtitle"]] [[!template text="""It's no longer valid.""" start="00:09:13.537" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""How Emacs used to deal with roots""" start="00:09:16.537" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Let's look at how Emacs used to deal with this""" start="00:09:16.537" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""How Emacs used to deal with roots""" start="00:09:16.537" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Let's look at how Emacs used to deal with this""" start="00:09:16.537" video="mainVideo-rust" id="subtitle"]] [[!template text="""problem way back in the day. There was a system called gcpro""" start="00:09:19.040" video="mainVideo-rust" id="subtitle"]] [[!template text="""or GC Protect, which is basically designed that every time a""" start="00:09:22.560" video="mainVideo-rust" id="subtitle"]] [[!template text="""value needed to survive past a garbage collection point,""" start="00:09:26.320" video="mainVideo-rust" id="subtitle"]] @@ -287,9 +254,7 @@ [[!template text="""rooted. It's a huge source of bugs and very hard to""" start="00:10:33.640" video="mainVideo-rust" id="subtitle"]] [[!template text="""maintain.""" start="00:10:37.360" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Conservative stack scanning""" start="00:10:38.713" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Emacs decided to go with a different path,""" start="00:10:38.713" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Conservative stack scanning""" start="00:10:38.713" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Emacs decided to go with a different path,""" start="00:10:38.713" video="mainVideo-rust" id="subtitle"]] [[!template text="""which we call conservative stack scanning. Basically,""" start="00:10:40.120" video="mainVideo-rust" id="subtitle"]] [[!template text="""the garbage collector just looks at the stack and all the""" start="00:10:42.400" video="mainVideo-rust" id="subtitle"]] [[!template text="""registers and any data inside there that looks like it could""" start="00:10:45.240" video="mainVideo-rust" id="subtitle"]] @@ -298,9 +263,7 @@ [[!template text="""but it also comes with some trade-offs,""" start="00:10:54.712" video="mainVideo-rust" id="subtitle"]] [[!template text="""mostly that your objects are no longer movable.""" start="00:10:56.114" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Movable objects""" start="00:11:00.157" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Why would we want movable objects in Emacs?""" start="00:11:00.157" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Movable objects""" start="00:11:00.157" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Why would we want movable objects in Emacs?""" start="00:11:00.157" video="mainVideo-rust" id="subtitle"]] [[!template text="""There's a couple of different reasons. One is compaction.""" start="00:11:03.080" video="mainVideo-rust" id="subtitle"]] [[!template text="""You can take all your heap, you can pack that on down because""" start="00:11:05.840" video="mainVideo-rust" id="subtitle"]] [[!template text="""you can coalesce all your objects together. Another is that""" start="00:11:08.200" video="mainVideo-rust" id="subtitle"]] @@ -332,9 +295,7 @@ [[!template text="""are pointed to from the stack or from the registers that have""" start="00:12:31.600" video="mainVideo-rust" id="subtitle"]] [[!template text="""to become immovable.""" start="00:12:35.520" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""How Rust makes precise GC easy""" start="00:12:38.829" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Let's look at how Rust makes precise""" start="00:12:38.829" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""How Rust makes precise GC easy""" start="00:12:38.829" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Let's look at how Rust makes precise""" start="00:12:38.829" video="mainVideo-rust" id="subtitle"]] [[!template text="""garbage collection easy. Here I have some Rust code to""" start="00:12:41.040" video="mainVideo-rust" id="subtitle"]] [[!template text="""show kind of how the lifetime system works and what we call""" start="00:12:44.440" video="mainVideo-rust" id="subtitle"]] [[!template text="""XOR mutability, where we can only have one mutable""" start="00:12:47.280" video="mainVideo-rust" id="subtitle"]] @@ -365,9 +326,7 @@ [[!template text="""really, really powerful. It's really easy because the""" start="00:14:07.480" video="mainVideo-rust" id="subtitle"]] [[!template text="""type system will catch it all for us.""" start="00:14:10.000" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Other Rust niceties: proc macro""" start="00:14:13.227" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""There's some other Rust niceties I want to kind of""" start="00:14:13.227" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Other Rust niceties: proc macro""" start="00:14:13.227" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""There's some other Rust niceties I want to kind of""" start="00:14:13.227" video="mainVideo-rust" id="subtitle"]] [[!template text="""talk through that are useful, but""" start="00:14:15.148" video="mainVideo-rust" id="subtitle"]] [[!template text="""are not, you know, star features. One is proc macros. You""" start="00:14:16.800" video="mainVideo-rust" id="subtitle"]] [[!template text="""can see up on the top, you can see how you declare a function""" start="00:14:21.080" video="mainVideo-rust" id="subtitle"]] @@ -393,9 +352,7 @@ [[!template text="""it makes the functions really easy to call from each other""" start="00:15:09.120" video="mainVideo-rust" id="subtitle"]] [[!template text="""and really easy to write as well.""" start="00:15:11.440" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""sum types""" start="00:15:14.560" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""Another thing that's really nice is sum types.""" start="00:15:14.560" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""sum types""" start="00:15:14.560" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""Another thing that's really nice is sum types.""" start="00:15:14.560" video="mainVideo-rust" id="subtitle"]] [[!template text="""In the C core, if I wanted to get a""" start="00:15:18.524" video="mainVideo-rust" id="subtitle"]] [[!template text="""string out of an object, I would first need to check that it's""" start="00:15:21.040" video="mainVideo-rust" id="subtitle"]] [[!template text="""a string and then dereference it as a string. But if it's not a""" start="00:15:23.760" video="mainVideo-rust" id="subtitle"]] @@ -412,24 +369,18 @@ [[!template text="""really exist. We can just match on it and we can get out the""" start="00:15:54.240" video="mainVideo-rust" id="subtitle"]] [[!template text="""values that we need, which is really, really powerful.""" start="00:15:56.880" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Regex""" start="00:16:01.041" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""So there's some other Rust niceties as well working with here.""" start="00:16:01.041" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Regex""" start="00:16:01.041" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""So there's some other Rust niceties as well working with here.""" start="00:16:01.041" video="mainVideo-rust" id="subtitle"]] [[!template text="""One is the regex engine inside Rust is really fast, high""" start="00:16:03.640" video="mainVideo-rust" id="subtitle"]] [[!template text="""performance. We are using that for the Elixir regex""" start="00:16:07.800" video="mainVideo-rust" id="subtitle"]] [[!template text="""engine to give it high performance and worst-case""" start="00:16:10.960" video="mainVideo-rust" id="subtitle"]] [[!template text="""guarantees.""" start="00:16:14.880" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Parsers""" start="00:16:16.052" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The other is that Rust has a lot of really good""" start="00:16:16.052" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Parsers""" start="00:16:16.052" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The other is that Rust has a lot of really good""" start="00:16:16.052" video="mainVideo-rust" id="subtitle"]] [[!template text="""parsers for things like JSON that are no copy parsers that""" start="00:16:18.600" video="mainVideo-rust" id="subtitle"]] [[!template text="""are high performance. We can use those inside Rune as""" start="00:16:21.560" video="mainVideo-rust" id="subtitle"]] [[!template text="""well.""" start="00:16:24.720" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Other changes: GUI first, terminal second""" start="00:16:27.210" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""There's a handful of other changes we're working on""" start="00:16:27.210" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Other changes: GUI first, terminal second""" start="00:16:27.210" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""There's a handful of other changes we're working on""" start="00:16:27.210" video="mainVideo-rust" id="subtitle"]] [[!template text="""that are not Rust-specific, but we'd like to see. The first is""" start="00:16:29.440" video="mainVideo-rust" id="subtitle"]] [[!template text="""being GUI first, terminal second. This means two things.""" start="00:16:33.120" video="mainVideo-rust" id="subtitle"]] [[!template text="""First is that we have all of our key bindings. Right now""" start="00:16:36.760" video="mainVideo-rust" id="subtitle"]] @@ -440,9 +391,7 @@ [[!template text="""blocked. It should be independent of that. Your GUI can""" start="00:16:52.560" video="mainVideo-rust" id="subtitle"]] [[!template text="""still continue to operate when Lisp is running.""" start="00:16:55.200" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Off-screen cursor""" start="00:16:58.919" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The other is the ability to have an off-screen cursor""" start="00:16:58.919" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Off-screen cursor""" start="00:16:58.919" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The other is the ability to have an off-screen cursor""" start="00:16:58.919" video="mainVideo-rust" id="subtitle"]] [[!template text="""so that you can be typing on something,""" start="00:17:01.280" video="mainVideo-rust" id="subtitle"]] [[!template text="""you can scroll up and down and the point""" start="00:17:02.700" video="mainVideo-rust" id="subtitle"]] [[!template text="""doesn't have to follow you where you lose your place where""" start="00:17:04.320" video="mainVideo-rust" id="subtitle"]] @@ -451,16 +400,12 @@ [[!template text="""to where it was before, like it works in most applications.""" start="00:17:11.200" video="mainVideo-rust" id="subtitle"]] [[!template text="""And this can be optional.""" start="00:17:13.880" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Image flow""" start="00:17:16.305" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The other is image flow. We want it""" start="00:17:16.305" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Image flow""" start="00:17:16.305" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The other is image flow. We want it""" start="00:17:16.305" video="mainVideo-rust" id="subtitle"]] [[!template text="""so that you can easily flow images and you can have large""" start="00:17:18.080" video="mainVideo-rust" id="subtitle"]] [[!template text="""images and scroll past them without jumping and you can flow""" start="00:17:20.880" video="mainVideo-rust" id="subtitle"]] [[!template text="""text around images.""" start="00:17:23.160" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Testing""" start="00:17:24.440" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""How are we testing this project? Because there's a lot of""" start="00:17:24.440" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Testing""" start="00:17:24.440" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""How are we testing this project? Because there's a lot of""" start="00:17:24.440" video="mainVideo-rust" id="subtitle"]] [[!template text="""things that you could get wrong here. One thing we're doing""" start="00:17:29.800" video="mainVideo-rust" id="subtitle"]] [[!template text="""is we're using ERT. Emacs ships with over 7,000 built-in""" start="00:17:33.160" video="mainVideo-rust" id="subtitle"]] [[!template text="""tests--Elisp tests. We are using this test suite to test""" start="00:17:38.040" video="mainVideo-rust" id="subtitle"]] @@ -483,9 +428,7 @@ [[!template text="""to handwrite a whole bunch of different cases to test things""" start="00:18:29.040" video="mainVideo-rust" id="subtitle"]] [[!template text="""and say, where are these two functions different?""" start="00:18:31.640" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Status""" start="00:18:36.345" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""So the current status: we already have a multi-threaded Elixir""" start="00:18:36.345" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Status""" start="00:18:36.345" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""So the current status: we already have a multi-threaded Elixir""" start="00:18:36.345" video="mainVideo-rust" id="subtitle"]] [[!template text="""interpreter and bytecode engine inside there. There's no""" start="00:18:39.360" video="mainVideo-rust" id="subtitle"]] [[!template text="""actual text editor in there yet, but the primitives are""" start="00:18:43.000" video="mainVideo-rust" id="subtitle"]] [[!template text="""there. Like you can insert text, move point around,""" start="00:18:45.680" video="mainVideo-rust" id="subtitle"]] @@ -496,18 +439,14 @@ [[!template text="""inside there. There's a lot of low-hanging fruit inside this""" start="00:19:01.280" video="mainVideo-rust" id="subtitle"]] [[!template text="""area to still be implemented.""" start="00:19:04.120" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""Next directions""" start="00:19:07.247" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""The next directions we're""" start="00:19:07.247" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""Next directions""" start="00:19:07.247" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""The next directions we're""" start="00:19:07.247" video="mainVideo-rust" id="subtitle"]] [[!template text="""working on is we're optimizing the GC. We want to make it""" start="00:19:07.720" video="mainVideo-rust" id="subtitle"]] [[!template text="""generational. Like I said, right now, it's just a simple""" start="00:19:11.960" video="mainVideo-rust" id="subtitle"]] [[!template text="""semi-spaced copying GC. We want to add a proper GUI. We need""" start="00:19:13.840" video="mainVideo-rust" id="subtitle"]] [[!template text="""to implement text properties, overlays, process and job""" start="00:19:17.360" video="mainVideo-rust" id="subtitle"]] [[!template text="""control, all that goodness right there.""" start="00:19:19.600" video="mainVideo-rust" id="subtitle"]] -[[!template new="1" text="""How to get involved""" start="00:19:22.739" video="mainVideo-rust" id="subtitle"]] - -[[!template text="""How can you get involved? This is hosted on GitHub.""" start="00:19:22.739" video="mainVideo-rust" id="subtitle"]] +<div class="transcript-heading">[[!template new="1" text="""How to get involved""" start="00:19:22.739" video="mainVideo-rust" id="subtitle"]]</div>[[!template text="""How can you get involved? This is hosted on GitHub.""" start="00:19:22.739" video="mainVideo-rust" id="subtitle"]] [[!template text="""You can come on over.""" start="00:19:25.379" video="mainVideo-rust" id="subtitle"]] [[!template text="""If you have any ideas about how to implement something or""" start="00:19:26.425" video="mainVideo-rust" id="subtitle"]] [[!template text="""something you'd like to see done, go ahead and just open an""" start="00:19:28.640" video="mainVideo-rust" id="subtitle"]] |