function getOperatorToken(node) {
			return sourceCode.getTokenAfter(
				getChildNode(node),
				astUtils.isNotClosingParenToken,
			);
		}
Gets the operator token of a given node.
@param {ASTNode} node A node to check. This is a BinaryExpression
     node or a LogicalExpression node.
@returns {Token} The operator token of the node.