Interesting!
On Wed, Jan 13, 2016 at 3:12 PM, Isiah Meadows <[email protected]> wrote: > That link details other reasons, such as tooling. > > > On Wed, Jan 13, 2016, 18:11 Isiah Meadows <[email protected]> wrote: >> >> Problem is: your idea has already been tried and found to be pretty slow. >> React devs did briefly consider this, but found that it had fundamental >> speed limitations. And precompilation is already happening with existing >> templates, even though building them normally is still cheap to do. >> >> http://facebook.github.io/jsx/#why-not-template-literals >> >> >> On Wed, Jan 13, 2016, 05:45 /#!/JoePea <[email protected]> wrote: >>> >>> > modulo the obvious mistake >>> >>> Oops. x] >>> >>> > you could use it as a vdom library as almost like a Lisp reader macro: >>> >>> That would be interesting. There's still lots of runtime processing >>> though. Maybe a build-time tool can also optimize it though, but if it >>> happens to be executed at runtime it'll just work. Here's a JSX-like >>> concept, let's call it 'xjs' for sake of argument: >>> >>> ``` >>> let style = {background: 'turquoise'} >>> let content = xjs`<p>hello</p>` >>> let el = xjs` >>> <div style=${styleObject}> >>> ${content} >>> </div> >>> ` >>> ``` >>> >>> It could be compiled statically as well as have a runtime template-tag >>> implementation. >>> >>> On Wed, Jan 13, 2016 at 12:05 AM, Isiah Meadows <[email protected]> >>> wrote: >>> > A use I thought up (although I got lazy and abandoned it later) was an >>> > `exec` template tag, for executing commands. Or, and this just came off >>> > the >>> > to of my head, you could use it as a vdom library as almost like a Lisp >>> > reader macro: >>> > >>> > ```js >>> > n`.form-ctrl`( >>> > n`input#input`("input"), >>> > n`a[href="/submit.html"]`("Submit")) >>> > ``` >>> > >>> > >>> > On Tue, Jan 12, 2016, 17:34 Alexander Jones <[email protected]> wrote: >>> >> >>> >> The two code samples you posted are equivalent (modulo the obvious >>> >> mistake). AFAIU there is still only a single parsing pass for template >>> >> strings. >>> >> >>> >> On Tuesday, 12 January 2016, /#!/JoePea <[email protected]> wrote: >>> >>> >>> >>> The thing with template strings is that they are used at runtime. >>> >>> This >>> >>> could be slow if we're compiling things at runtime all the time, >>> >>> whereas a server-side templating solution might lead JavaScript >>> >>> functions compiled from templates (like in the case with Meteor Blaze >>> >>> Spacebars or React JSX), which can be faster at runtime. >>> >>> >>> >>> What are template strings good for besides the obvious benefit that >>> >>> they make things like >>> >>> >>> >>> ``` >>> >>> var str = "llo" >>> >>> console.log(`he${str} world!`) >>> >>> ``` >>> >>> >>> >>> easier to read than >>> >>> >>> >>> ``` >>> >>> var str = "llo" >>> >>> console.log('he'+'str'+' world!') >>> >>> ``` >>> >>> >>> >>> ? >>> >>> >>> >>> Maybe writing regexes can be nicer with template strings? I gave it a >>> >>> try at npmjs.com/regexr. >>> >>> >>> >>> On Mon, Jan 11, 2016 at 8:43 AM, Manuel Di Iorio <[email protected]> >>> >>> wrote: >>> >>> > Yes Bob, after a personal testing with a complete template engine >>> >>> > using >>> >>> > the >>> >>> > ES6 template strings, I realized that their use (in mine use case, >>> >>> > of >>> >>> > course) is slowest than the approach that I'm using right now (like >>> >>> > the >>> >>> > Underscore template). Thanks everyone :) >>> >>> > >>> >>> > _______________________________________________ >>> >>> > es-discuss mailing list >>> >>> > [email protected] >>> >>> > https://mail.mozilla.org/listinfo/es-discuss >>> >>> > >>> >>> _______________________________________________ >>> >>> es-discuss mailing list >>> >>> [email protected] >>> >>> https://mail.mozilla.org/listinfo/es-discuss >>> >> >>> >> _______________________________________________ >>> >> es-discuss mailing list >>> >> [email protected] >>> >> https://mail.mozilla.org/listinfo/es-discuss _______________________________________________ es-discuss mailing list [email protected] https://mail.mozilla.org/listinfo/es-discuss
