codeql-action/node_modules/eslint-plugin-filenames/lib/common/getExportedName.js

function getNodeName(node, options) {
    var op = options || [];

    if (node.type === "Identifier") {
        return node.name;
    }

    if (node.id && node.id.type === "Identifier") {
        return node.id.name;
    }

    if (op[2] && node.type === "CallExpression" && node.callee.type === "Identifier") {
      return node.callee.name;
    }
}

module.exports = function getExportedName(programNode, options) {
    for (var i = 0; i < programNode.body.length; i += 1) {
        var node = programNode.body[i];

        // export default ...
        if (node.type === "ExportDefaultDeclaration") {
            return getNodeName(node.declaration, options);
        }

        // module.exports = ...
        if (node.type === "ExpressionStatement" &&
            node.expression.type === "AssignmentExpression" &&
            node.expression.left.type === "MemberExpression" &&
            node.expression.left.object.type === "Identifier" &&
            node.expression.left.object.name === "module" &&
            node.expression.left.property.type === "Identifier" &&
            node.expression.left.property.name === "exports"
        ) {
            return getNodeName(node.expression.right, options);
        }
    }
};