[muddle] Eval Direction

kaz at lambdaverse.org kaz at lambdaverse.org
Thu Feb 22 11:04:07 PST 2018


On Thu, Feb 22, 2018 at 08:59:01AM -0800, Jason Self wrote:
> The available documentation for Muddle establishes that evaluation proceeds 
> from left to right. Given the proposed patch to define a character as any 
> valid Unicode code point, it seems that it would be good for the 
> interpreter to be able to eval in any direction so as to support right-to-
> left languages like Arabic, Hebrew, etc.

I think we only need to update our documentation. The interpreter
evaluates "from first to last"; which direction that renders depends
on the script in use, but because Unicode stores the text in logical
order we don't have to do anything special.
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