defineRules(rulesToDefine) {
		assertEslintrcConfig(this);
		Object.getOwnPropertyNames(rulesToDefine).forEach(ruleId => {
			this.defineRule(ruleId, rulesToDefine[ruleId]);
		});
	}
Defines many new linting rules.
@param {Record<string, Rule>} rulesToDefine map from unique rule identifier to rule
@returns {void}