On Sun, Jun 9, 2019 at 8:42 AM Michael Ellis <michael.f.el...@gmail.com> wrote:
>
>
>
> On Sunday, June 9, 2019 at 9:56:43 AM UTC-4, Bakul Shah wrote:
>>
>>
>> You are almost always going to call a string's Render function
>> (as you defined it in your original post) from a parent HTMLTree
>> struct' Render(), almost never in isolation -- except perhaps some
>> tests. So one suggestion is to deal with string rendering issues
>> in the parent HTMLTree struct's Render(). Now you can still say
>>
>> Div("", P("id=1", "When in the course of ..."))
>>
>
> Perhaps I'm misunderstanding, but I don't see how to make that work for tags
> that can take both text or other elements without resorting to making the
> content arguments of type interface{}. That's doable and the performance
> penalty is negligible but it discards the benefit of Go's compile time type
> checks.
>
> For reference, I've pasted together the guts of my html rendering code,
> defined a couple of tag functions and added a short main to illustrate what
> I'm doing at https://play.golang.org/p/_qZ7Oyv2Foa
>
> Any suggestions for cleanly allowing passing strings appreciated.
If you absolutely do not want to use wrapper structs for string
content, and if Render is all Content has, then maybe you could use
fmt.Stringer instead of Content, and have a separate Render function
instead of a Render method. You could also have Render declared at the
ElementTree level.
>
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