Function getRequiredModuleNameFromCall

tools/eslint-rules/required-modules.js:53–60

* Function to check if a node has an argument that is a required module and * return its name. * @param {ASTNode} node The node to check * @returns {undefined | string} required module name or undefined

(node)

     * @returns {undefined | string} required module name or undefined
     */
    function getRequiredModuleNameFromCall(node) {
    // Node has arguments and first argument is string
      if (node.arguments.length && isString(node.arguments[0])) {
        return getRequiredModuleName(node.arguments[0].value.trim());
      }

      return undefined;
    }

    const rules = {
      'Program:exit'(node) {