es-dev-server by open-wc seems to be import-aware. https://open-wc.org/developing/es-dev-server.html #!/JoePea
On Fri, Oct 16, 2020 at 6:40 PM #!/JoePea <j...@trusktr.io> wrote: > > So in practice, bundling is still a thing because there isn't an > import-aware server that has been released that proves to be better > than bundling? Or perhaps it's too much overhead to set up a server, > so people just bundle? > > #!/JoePea > > On Wed, Oct 14, 2020 at 2:45 PM Randy Buchholz <w...@randybuchholz.com> wrote: > > > > I've been doing some work around module loading/importing recently, writing > > some "import awareness" into the server request pipeline. I'm also doing > > things on the client side, but I'm not set up to build a browser so I'm > > substituting a DI based `injection` approach for the `import` operation. > > It's given me a different perspective on module imports, especially when > > working with ES Classes. Here are my basic thoughts. > > > > To get to smarter imports both the client and server need to be "import > > aware". But I think just as importantly (and IMHO a prerequisite) is that > > the transport layer needs to directly support the concept of `import`. From > > the server side there is nothing in the message/request (e.g., in the > > header) that lets the server know the request is for an import - it just > > comes in as a Fetch. Knowing the type of request is an import up-front > > would allow early routing to "import handlers" on the server. I've > > suggested adding an `import` category to the headers spec or extending > > `sec-fetch-dest` values to include `import` but there seems to be little > > interest. > > > > Also missing is a standard way to indicate what the client wants in the > > request. An `import` is basically a function call that uses "remote > > parameters" - the request response. > > `{a, b, c} scoped = importFrom("/url");` > > In worst-case form, the client is requesting a file and hoping it contains > > "parameters" usable by the import function. I say hoping, because the > > server doesn't know to return an importable file, it's up to the client to > > know what lies in the server url topology. Once the "importer" gets the > > parameter file there is another leap of faith (especially with named > > imports). Even if the file is importable, will it produce the correct > > types? We should be able to let the server know what we want. While this is > > too much info for a header, there should be a standard form of letting the > > server know what the client is looking for beyond "whatever is at this > > endpoint". Once a communication protocol is standardized, clients and > > servers can implement "import awareness". > > > > At least in my work, I've come to believe that the idea of "requesting a > > file to import" at a url address is too limiting. I really don't care where > > the items come from. Conceptually I'm thinking "give me these items" or > > "execute the import response process with these parameters", and not "give > > me this file". I almost see it as an HTTP verb -`IMPORT` lol. Anyway just > > my 2c. > > _______________________________________________ > > es-discuss mailing list > > es-discuss@mozilla.org > > https://mail.mozilla.org/listinfo/es-discuss _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss