<.ignore>..</ignore> still looks like a component, I guess because it is.
<.#> </#>? <%!-- ... --%>? Is it even possible to wrap other eex tags
inside, like <%!-- <% for x <- y do %> ... <% end %> ... --%>?
We have {!-- ... --} in Surface which I use all the time.
On Friday, 19 November 2021 at 7:29:05 pm UTC+8 José Valim wrote:
> Something like <.ignore>..</.ignore> would not be specific to the
> language (EEx knows nothing about HTML) but HTML specific. Something like
> ERb's would be EEx specific, so we would need to decide which solution we
> want. If our preference is on tags, then this should go back to LiveView. :D
>
> On Wed, Nov 17, 2021 at 2:37 PM Rich Jones <[email protected]> wrote:
>
>> Hey all!
>>
>> This bubbled up from what I thought was an issue in a VSCode plugin, but
>> is actually an issue with the language:
>>
>> https://github.com/elixir-lsp/vscode-elixir-ls/issues/215
>> https://github.com/phoenixframework/phoenix_live_view/issues/1761
>>
>> The issue is that in the current state of the language, there is no way
>> to toggle comments on and off sections of mixed ERL/HTML in Eex/Heex
>> templates in a way that integrates nicely with a text editor, as the `%>`
>> ending (for instance) a for loop will stop the commenting, leaving the
>> contents of the loop exposed.
>>
>> The same problem has existed for Ruby ERB templates for a long time and
>> solutions have evolved as the language has matured. There was originally a
>> `=begin` and `=end` syntax (ex: `<% =begin %> <% ruby_code %> <% =end
>> %>`), but I think people found this is kind of clunky. Another strategy was
>> to use `<% if false %><!-- start erb comment --> .. <!-- end erb
>> comment --><% end %>`, but again, this looks weird.
>>
>> A convention developed to define an empty 'comment' method in the
>> application, as Jose suggests in issue 1761 above, so one can do `<%
>> comment do %>..<% end %>`, however as this is a convention not a
>> requirement, it will work but likely won't change to grey in a text editor.
>>
>> I think it'd be great if we could standardize this convention, perhaps as
>> `<.ignore>..</.ignore>', into the language itself, so that all of the
>> syntax highlighters/language servers can implement something that works for
>> everybody.
>>
>> Thoughts?
>>
>> Cheers!,
>> Rich
>>
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