create(context) {
						const sourceCode = context.sourceCode;

						/**
						 * Mark a variable as used
						 * @param {ASTNode} node The node representing the scope to search
						 * @returns {void}
						 * @private
						 */
						function useA(node) {
							sourceCode.markVariableAsUsed("a", node);
						}
						return {
							VariableDeclaration: useA,
							ReturnStatement: useA,
						};
					}
@fileoverview Tests for no-unused-vars rule.
@author Ilya Volodin