Gregg Irwin

Add DiaGrammar rule file and generated diagram for grammarkdown spec.

1

The .rule file is the first step toward a grammarkdown metagrammar.

**Describe the bug** ``` >> sort/compare [[a 3] [c 1]] 2 *** Script Error: incompatible or invalid refinements *** Where: sort *** Near : 2 *** Stack: ``` Should work....

Q. Are you interested in syntax diagrams for Dhall?

6

I've meant to do it for a long time, but the ABNF tripped up our tool's ABNF metagrammar. I finally hacked things a bit to get a render, but not...

See also: https://github.com/red/red/issues/4292

Right now all we have is `TBD`.

https://github.com/red/docs/blob/master/en/datatypes/function.adoc needs the update, and can link to https://github.com/red/docs/blob/master/en/interp-events.adoc

See: https://github.com/red/red/issues/4908

Looks like just the I/O section.

e.g. pick and take