so many repetitive things. by the way, v8(GN) and nodejs(Makefile), why not use same build system? oh my god. i think cmake is good choice. On Friday, November 13, 2020 at 5:26:48 PM UTC+8 [email protected] wrote:
> One of my colleagues made a great additional point, that there's not > really such a thing as "letting d8 replace node" -- Google could > theoretically build d8 into an npm-compatible node competitor, but then > that's really just xkcd:927 <https://xkcd.com/927/>. > > - Leszek > > On Fri, Nov 13, 2020 at 10:21 AM Leszek Swirski <[email protected]> > wrote: > >> Simply put, because Node.js is huge and does a _lot_ more than just >> running Javascript. d8 is very much just a simple internal debugging tool, >> and we want it to stay that way -- otherwise it'll be hard to tell if the >> issue we're seeing is in "d8 Node" or in V8, and it'll be harder to add >> support for new language features (since hacking them into d8 is way easier >> than properly wiring them up in Node). It's definitely the case, for >> example, that we find it easier to add new features to d8 than to Chromium, >> even though both are "official" embedders! We do support Node.js as a >> first-class client though, we help when they have V8 issues and we run a >> Node.js build as part of our "commit queue" so that every V8 commit is also >> tested against Node.js. >> >> Besides, there's value in Node.js being separate from V8. For example, >> there's a fork of Node that uses ChakraCore >> <https://github.com/nodejs/node-chakracore> (from IE) as the JavaScript >> engine instead of V8, and there's similar projects using JSC (from Safari) >> and SpiderMonkey (from Firefox); this sort of thing would be harder if Node >> was part of V8. Also, people associated with Node this way don't have to be >> associated with Google, and can represent Node's interests better in, for >> example, TC39 when discussing the JS language. >> >> Overall, TL;DR, it's good to have big projects be separate, and keep >> small test runners small. >> >> - Leszek >> >> On Fri, Nov 13, 2020 at 9:55 AM anlex N <[email protected]> wrote: >> >>> why not let d8 replace nodejs? d8 is official and can add nodejs >>> strength, such like npm. by the way, there is deno <https://deno.land/> in >>> js world that also use v8. oh my god, so many embedders. i hope google can >>> have official embedders such like d8/nodejs/deno. >>> On Friday, November 13, 2020 at 4:34:04 PM UTC+8 [email protected] >>> wrote: >>> >>>> Hi, >>>> >>>> You can think of V8 as a library used for compiling and running >>>> Javascript. Chrome/Chromium, d8 and Node.js are all "embedders" of V8, >>>> i.e. >>>> applications that use this library. d8 is a very simple, minimal wrapper >>>> around the library that we use primarily for debugging, testing, and as a >>>> "demo" of how to use the V8 API. Node.js is a larger application that adds >>>> a whole bunch of stuff on top of V8, for example 'requires' for module >>>> loading, file access APIs, all the server stuff, etc etc. You can think of >>>> the difference as "d8 runs Javascript code" and "Node.js runs programs >>>> written for Node, using Javascript as the language". If you just want to >>>> run an algorithm written in Javascript, d8 is fine, but if you want to run >>>> something that uses npm packages, you need Node. >>>> >>>> Hope that helps, >>>> Leszek >>>> >>>> On Fri, Nov 13, 2020 at 9:25 AM anlex N <[email protected]> wrote: >>>> >>>>> i am fresh student that learning v8 and nodejs source code, today i am >>>>> learning v8 docs step by step, i know v8 have built in d8 *that can >>>>> directly run javascript file*, but i don't know *why we still need >>>>> nodejs run javascript file.* >>>>> >>>>> -- >>>>> -- >>>>> v8-dev mailing list >>>>> [email protected] >>>>> http://groups.google.com/group/v8-dev >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "v8-dev" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/v8-dev/62dcd603-069a-46bc-98d3-615aa9b16596n%40googlegroups.com >>>>> >>>>> <https://groups.google.com/d/msgid/v8-dev/62dcd603-069a-46bc-98d3-615aa9b16596n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> -- >>> -- >>> v8-dev mailing list >>> [email protected] >>> http://groups.google.com/group/v8-dev >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "v8-dev" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/v8-dev/cc4b992c-48b2-43fa-8e24-e29bc59de17dn%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/v8-dev/cc4b992c-48b2-43fa-8e24-e29bc59de17dn%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev --- You received this message because you are subscribed to the Google Groups "v8-dev" group. 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