function isNegatedIf(node) {
			return (
				isNegatedUnaryExpression(node.test) ||
				isNegatedBinaryExpression(node.test)
			);
		}
Determines if a given node has a negated if expression
@param {ASTNode} node The node to check.
@returns {boolean} True if the node has a negated if expression.
@private