JavaScript Nomenclature

nomenclature.js

/******************************************************************************/
'use strict';
/******************************************************************************/
const nomenclatureTerms = new Set();
const nomenclatureChains = new Set();

const globs = new Map();
const processedObjects = new Set();
/******************************************************************************/
if (typeof window !== 'undefined') {
  globs.set('window', window);
} else {
  globs.set('global', global);
  globs.set('module', module);
  globs.set('require', require);

  require('repl')._builtinLibs.concat('timers', 'module').forEach(libName => {
    globs.set(`require('${libName}')`, require(libName));
  });

  ['__dirname', '__filename'].forEach(name => {
    nomenclatureTerms.add(name);
    nomenclatureChains.add(name);
  });
}
/******************************************************************************/
globs.forEach((value, key) => { processKeys(key, value, false); });

ouput(nomenclatureTerms, 'terms');
ouput(nomenclatureChains, 'chains');

console.log(`
  Terms:  ${nomenclatureTerms.size.toLocaleString()}
  Chains: ${nomenclatureChains.size.toLocaleString()}
`);
/******************************************************************************/
function processKeys(name, obj, hasParent) {
  if (!hasParent) {
    nomenclatureTerms.add(name);
    nomenclatureChains.add(name);
  }
  processedObjects.add(obj);

  Reflect.ownKeys(obj).forEach(key => {
    let depthName;

    if (typeof key === 'symbol') {
      nomenclatureTerms.add(key.toString());
      depthName = `${name}[${JSON.stringify(key.toString())}]`;
    } else {
      nomenclatureTerms.add(key);
      depthName = `${name}[${JSON.stringify(key)}]`;
    }

    nomenclatureChains.add(depthName);

    try {
      const value = obj[key];
      if ((value instanceof Object ||
           typeof value === 'object' && value !== null
          ) &&
          !processedObjects.has(value)
      ) {
        processKeys(depthName, value, true);
      }
    } catch (err) {
      console.error(err.message);
    }
  });
}
/******************************************************************************/
function ouput(data, type) {
  const dataOutput = `${
    [...data]
    .sort((a, b) => a.localeCompare(b, 'en', { numeric: true, caseFirst: 'upper' }))
    .join('\n')
  }\n`;

  if (typeof window !== 'undefined') {
    const textarea = document.body.appendChild(document.createElement('textarea'));
    textarea.cols = 80;
    textarea.rows = 10;
    textarea.value = `js.nomenclature.web.${type}.txt\n${dataOutput}`;
    document.body.appendChild(document.createElement('br'));
  } else {
    require('fs').writeFileSync(
      `js.nomenclature.node.${type}.txt`, dataOutput, 'utf8'
    );
  }
}
/******************************************************************************/