@datadog/wasm-js-rewriter/js/module-details/index.js

Datadog instrumentation addon for NodeJS

const fs = require('fs')
const getDetails = require('module-details-from-path')
const url = require('url')
const path = require('path')

function getVersion (baseDir) {
  if (baseDir instanceof URL || baseDir.startsWith('file://')) {
    baseDir = url.fileURLToPath(baseDir)
  }
  try {
    return JSON.parse(fs.readFileSync(`${baseDir}/package.json`, 'utf8')).version
  } catch (e) {
    return null
  }
}

const getFilename = path.sep === '/' ? (f) => f : (f) => f.replaceAll('/', path.sep)

module.exports = function getNameAndVersion (filename) {
  const details = getDetails(getFilename(filename))
  if (details) {
    return { name: details.name, version: getVersion(details.basedir) }
  }
  return { name: null, version: null }
}