@bbnet/roster/bin/compile.js

a list of known public federation servers

const validate = require('validate.js')
const glob = require('glob')
const Q = require('q')
const fs = require('fs')

const schema = {
  shortcode: {
    format: {
      pattern: /^[A-Z0-9]+$/
    },
    presence: true
  },
  name: {
    presence: true
  },
  url: {
    url: true,
    presence: true
  }
}

new Promise(function (resolve, reject) {
  glob('src/*.json', null, function (err, files) {
    (err) ? reject(err) : resolve(files)
  })
}).then(function (files) {
  return Q.allSettled(files.map(function (file) {
    return new Promise(function (resolve, reject) {
      fs.readFile(file, function (err, data) {
        if (err) {
          reject(err)
        } else {
          try {
            resolve({name: file, data: JSON.parse(data)})
          } catch (e) {
            reject(e)
          }
        }
      })
    })
  }))
}).then(function (res) {
  const data = res.map(function (o) {
    return {err: validate(o.value.data, schema), value: o.value}
  }).filter(function (o) {
    if (o.err) {
      console.error(o.value.name, o.err)
      return false
    } else {
      return true
    }
  }).map(function (o) {
    return o.value.data
  })
  const value = JSON.stringify(data)
  return Q.all([
    new Promise(function (resolve, reject) {
      fs.writeFile('data.json', value, function (err) {
        (err) ? reject(err) : resolve('ok')
      })
    }),
    new Promise(function (resolve, reject) {
      const index = 'module.exports = ' + value
      fs.writeFile('index.js', index, function (err) {
        (err) ? reject(err) : resolve('ok')
      })
    })
  ])
}).then(console.log).catch(console.error)