function isFirstBangInBangBangExpression(node) {
			return (
				node &&
				node.type === "UnaryExpression" &&
				node.argument.operator === "!" &&
				node.argument &&
				node.argument.type === "UnaryExpression" &&
				node.argument.operator === "!"
			);
		}
Check if the node is the first "!" in a "!!" convert to Boolean expression
@param {ASTnode} node AST node
@returns {boolean} Whether or not the node is first "!" in "!!"