Grammar question. TypeSuffix - what is [ AssignExpression .. AssignExpression ] production for?

[Nick Treleaven]

On Wednesday, 11 September 2024 at 18:49:52 UTC, WB wrote:
> The problem is that these two places are not mentioned anywhere 
> on the page where grammar rules are present for them ( 
> https://dlang.org/spec/grammar.html#TypeSuffix and

BTW that page is just auto-generated from the grammar sections in 
each part of the spec.

> https://dlang.org/spec/type.html#grammar ), making it hard to 
> discover / understand.

That was true, though when I read this thread I added a link to 
type sequences here:
https://dlang.org/spec/type.html#derived-data-types