clear-peer-deps - remove peerDependency records from node_modules/* recursively

clear-peer-deps.js

const fs = require('fs')

function replaceInFile ({ file, pattern, replacement }) {
  fs.readFile(file, 'utf8', (err, data) => {
    if (err) {
      return console.log(err)
    }

    const result = data.replace(pattern, replacement)

    fs.writeFile(file, result, 'utf8', (err) => {
      if (err) return console.log(err)
    })
  })
}

function removePeerDepsEntry (packageJsonFilePath) {
  replaceInFile({
    file: packageJsonFilePath,
    pattern: /"peerDependencies":[^}]*{[^}]*},/,
    replacement: '',
  })
}

function recursiveClearPeerDeps (dir = 'node_modules') {
  fs.readdir(dir, (err, files) => {
    if (err) {
      console.error('clear-peer-deps Error: ' + err.toString())
    } else {
      files.forEach((file) => {
        const packageJsonFilePath = path.join(dir, file, 'package.json')
        if (fs.existsSync(packageJsonFilePath)) {
          removePeerDepsEntry(packageJsonFilePath)
        }

        const nestedNodeModules = path.join(dir, file, 'node_modules')
        if (fs.existsSync(nestedNodeModules)) {
          recursiveClearPeerDeps(nestedNodeModules)
        }
      })
    }
  })
}