yq/pkg/yqlib/doc/usage/lua.md

Basic example

Given a sample.yml file of:

---
hello: world
? look: non-string keys
: True
numbers: [123,456]

then

yq -o=lua '.' sample.yml

will output

return {
	["hello"] = "world";
	[{
		["look"] = "non-string keys";
	}] = true;
	["numbers"] = {
		123,
		456,
	};
};