function isNegatedBinaryExpression(test) {
			return (
				test.type === "BinaryExpression" &&
				(test.operator === "!=" || test.operator === "!==")
			);
		}
Determines if a given node is a negated binary expression
@param {Test} test The test to check.
@returns {boolean} True if the node is a negated binary expression.
@private