davidlu1001

6 ms·

1. 1.▲
   by davidlu1001 8mo ago

   Thanks for the Pyrefly pointer — I hadn't tracked Meta's Rust rewrite yet. Will dig into their SCC handling. Your "splitting a module" framing is exactly right. In the IaC world, a Security Group with inline rules is lik
2. 2.▲
   by davidlu1001 8mo ago

   That's a spot-on parallel! Python circular imports (especially for type hinting) are basically the software equivalent of this infrastructure deadlock. Do you use string-based forward references ("ClassName") to break the cyc
3. 3.▲
   by davidlu1001 8mo ago

   Appreciate the feedback. To be transparent: I originally submitted this as a standard text post, but after it hit a spam filter, the HN moderators kindly restored it and moved it to /ask themselves to help with visibility. I'm def
4. 4.▲
   by davidlu1001 8mo ago

   Author here. A few implementation notes: 1. We use NetworkX for the graph operations. Tarjan's SCC detection is O(V+E), so it scales well even for large accounts. 2. The trickiest part isn't the algorithm — it's mapping AWS A
5. 5.▲
   Terraform requires a DAG. AWS allows cycles. Here's how I map the difference.

   9 points by davidlu1001 8mo ago|7 comments