6 or so New Approved and Proposed JavaScript APIs

Syntax - Tasty Web Development Treats

Wes Bos

Tech News, News, Technology

4.9 • 1.2K Ratings

🗓️ 16 August 2023

⏱️ 54 minutes

🔗️ Recording | iTunes | RSS

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Summary

In this episode of Syntax, Wes and Scott talk about new approved and proposed JavaScript API changes including Promise.withResolvers, .at(), Immutable Array Methods, Array.fromAsync, and more. Show Notes 00:10 Welcome 04:55 What are we going to cover? 06:10 Promise.withResolvers 09:40 .at() You probably knew about JavaScript’s new .at() method for accessing array items. Did you know it works for strings too? @IAmAndrewLuca 15:59 Immutable Array Methods Wes Bos: "🔥 Pretty excited about the new JavaScript non-mutating array methods. Currently in stage 3. .toReversed() .toSorted() .toSpliced() - remove items .with() - replace items 21:48 Array.fromAsync Proposal for array.fromAsync 27:15 Array Grouping Proposal for Array grouping 31:04 Observable Events? Observable Events? 35:28 Import Attributes 39:21 v.emplace method 41:15 Decorators Proposal for Pattern Matching 45:42 SIIIIICK ××× PIIIICKS ××× ××× SIIIIICK ××× PIIIICKS ××× Scott: Artifact.news Wes: LED lights for bikes Shameless Plugs Scott: Sentry Wes: Wes Bos Tutorials Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets Wes Bos on Bluesky Scott on Bluesky Syntax on Bluesky

Transcript

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0:00.0	Oh, welcome to syntax on this Monday, hasty treat. We're going to be talking about six
0:16.4	new JavaScript APIs approved and proposed. Some of these are currently in browser. Some of
0:21.6	them are coming to browsers and some of them. Well, who knows if they're coming or not,
0:25.9	but they have been proposed. My name is Scott Linsky. I'm a developer from Denver with me,
0:30.1	as always, is Wes boss. What's up, Wes? Hey, I'm pretty excited about this syntax is presented
0:37.2	by century.io the perfect place to see all of your errors, exceptions and anything that's going
0:44.3	wrong or perhaps even right with your code. You can do performance metrics. You can do profiling,
0:49.2	but you can also see every issue that your applications having at a glance. You can solve these
0:54.3	problems using centuries own tools to be able to dive in further, even getting potentially solutions
1:00.2	from AI, which really feels like a superpower when you do it. There's also even session
1:05.6	replaced so you can see visually what happened to cause the errors that major application go
1:12.4	astray. Test coverage confirmed. You can actually get a codecove integration here to make sure that
1:19.8	all of your code has been properly tested and covered so that you won't be shipping a bug next
1:25.8	time you ship any sort of code. So check it out at century.io use coupon code tasty treat all one
1:31.4	word all over case to get two months for free. All right, well, let's get into it. One thing I like
1:35.9	to do when I'm, I don't know, when I'm not sure what to do is I like to just go through browser
1:43.4	release notes and the list of different proposals, both in the W3C as well as an ECMA and you can
1:50.9	kind of just like see like, Oh, what's going on? What are what are people thinking about or like,
1:54.9	like what are some things that maybe slip by me and are now already in browsers and in approved?
2:01.0	So we've picked out six different ones for you today and we're going to kind of go through them
2:05.9	and help you understand why when you might want to be able to use these things.
2:11.6	Yeah, well, I'm really excited to I'm coming back from a vacation here. So I'm feeling nice
	...

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