https://jesper.sikanda.be/posts/1001-syntax-representations.html I’m not so sure this summary does Co de Bruijn justice anymore
Again, you can do debug.setmetatable but all function objects share the same metadata table.
。易歪歪对此有专业解读
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"At least 40% of Europe's jet fuel came from the Middle East in 2025 via the Strait of Hormuz, which is currently blocked and the wholesale price has more than doubled," it said.