Function expand has 89 lines of code (exceeds 25 allowed). Consider refactoring.

Open

const expand = function expand(db, level) {
  const createUserDB = function createUserDB(dbName) {
    // With Hooks
    const sub = levelSublevel(level);
    const graphLevel = sub.sublevel(dbName);

Function readTableFile has 43 lines of code (exceeds 25 allowed). Consider refactoring.

Open

const readTableFile = function readTableFile(file, db, callback) {
  const regex = /table:\s*~([a-z_]*)\s*\((.*)\)([\s\S]*?)DATA:((?:(?!table|#)[\s\S])*)/gi;
  let table = regex.exec(file);
  const tables = [];

Function conceptToList has 42 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  const conceptToList = function conceptToList(term, depth, cb) {
    if (_.isFunction(depth)) {
      cb = depth;
      depth = 0;
    }

Function addFact has a Cognitive Complexity of 13 (exceeds 5 allowed). Consider refactoring.

Open

const addFact = function addFact(c, fact, callback) {
  const p0 = fact[0];
  const p1 = fact[1];
  const p2 = fact[2];

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Function readConceptFile has 36 lines of code (exceeds 25 allowed). Consider refactoring.

Open

const readConceptFile = function readConceptFile(file, db, callback) {
  const regex = /concept:\s*~([a-z_]*).*\(([\s\S]*?)\)/gi;
  let concept = regex.exec(file);
  const concepts = [];

Function addFact has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

const addFact = function addFact(c, fact, callback) {
  const p0 = fact[0];
  const p1 = fact[1];
  const p2 = fact[2];

Function readFile has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

const readFile = function readFile(filename, db, callback) {
  if (filename.slice(-4) === '.top') {
    debug(`Processing concept file: ${filename}`);
    fs.readFile(filename, 'utf8', (err, contents) => {
      if (err) {

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