eslint/max-classes-per-file Pedantic 
What it does 
Enforce a maximum number of classes per file
Why is this bad? 
Files containing multiple classes can often result in a less navigable and poorly structured codebase. Best practice is to keep each file limited to a single responsibility.
Examples 
Examples of incorrect code for this rule:
javascript
class Foo {}
class Bar {}Examples of correct code for this rule:
js
function foo() {
  var bar = 1;
  let baz = 2;
  const qux = 3;
}How to use 
To enable this rule in the CLI or using the config file, you can use:
bash
oxlint --deny max-classes-per-filejson
{
  "rules": {
    "max-classes-per-file": "error"
  }
}