PascalCase and snake_case configuration options never get migrated to eslint because formats variable is not used anywhere.
See: https://github.com/typescript-eslint/tslint-to-eslint-config/blob/7c92c875a43018c7f5011283cf14da2a173a698f/src/converters/lintConfigs/rules/ruleConverters/variable-name.ts#L40-L63
TSLint version >= 2.9 seems to have deprecated no-unused-variable.
...the changes in 2.9 make it much more complex for this rule to work as intended, especially with respect to the ignorePattern option.
It looks like people should now just make sure that their tsconfig.json has the noUnusedLocals option enabled which covers most of what
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I am doing a PR for a new linter rule.
I would like to test this new linter rule on an existing repository, but it is unclear how to do that.
Normally, I would use
npm linkfor this purpose, but that doesn't seem to be working properly, presumably because this is a monorepo.Please enumerate the steps for testing a PR in [CONTRIBUTING.md](https://github.com/typescript-eslint/typescript-esli