function getFirstArgumentString(node) {
			if (isStringLiteral(node)) {
				return node.value.trim();
			}

			if (astUtils.isStaticTemplateLiteral(node)) {
				return node.quasis[0].value.cooked.trim();
			}

			return null;
		}
Extract string from Literal or TemplateLiteral node
@param {ASTNode} node The node to extract from
@returns {string|null} Extracted string or null if node doesn't represent a string