Update Lean printer to new infrastructure#1607
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If the monolithic change is too hard to review, I can try to break it down into smaller pieces, but it's a non negligible amount of work. |
W95Psp
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Aug 20, 2025
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Thanks, looks good to me, I have a few minor comments.
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Just a nit and a question.
Co-authored-by: Lucas Franceschino <lucas@cryspen.com>
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This PR is based on #1603.
It updates the Lean backend to the new printing infrastructure.
Context
#1603 and #1600 added new infrastructure for printing, based on the return of experience of the Lean printer. Specifically, they introduced a proper notion of backend/printer, and some utils for writing
docs.This PR
This PR updates the Lean backend to the new infrastructure, which unfortunately makes for a monolithic swap. It should not make any semantic changes, besides whitespace and two library edits :
usizeis nowUsize,u8is nowUInt8, etcabbrev RustVector := Array. The fact that Lean and Rust have opposite terminology was a source of confusion