reserve/index.js

Lightweight http server statically configurable using regular expressions

#!/usr/bin/env node

'use strict'

const colors = require('./detect/colors')
const { read } = require('./configuration')
const log = require('./log')
const serve = require('./serve')

module.exports = {
  Request: require('./mock/Request'),
  Response: require('./mock/Response'),
  body: require('./body'),
  capture: require('./capture'),
  check: require('./configuration').check,
  interpolate: require('./interpolate'),
  log,
  mock: require('./mock'),
  read,
  serve
}

/* istanbul ignore if */ // Only used for command line
if (require.main === module) {
  const configurationFileNames = process.argv.reduce((name, parameter) => {
    if (parameter === '--config') {
      return false
    }
    if (name === false) {
      return parameter
    }
    return name
  }, '') || 'reserve.json'

  const verbose = process.argv.includes('--verbose')
  const silent = process.argv.includes('--silent')
  configurationFileNames.split(',').forEach(configurationFileName => {
    read(configurationFileName)
      .catch(reason => {
        if (verbose) {
          console.error(colors.red(reason.toString()))
        }
        console.warn(colors.yellow(`'${configurationFileName}' not found or invalid, applying defaults`))
        return {} // empty configuration will use all defaults
      })
      .then(configuration => {
        let eventEmitter
        if (silent) {
          eventEmitter = serve(configuration)
        } else {
          eventEmitter = log(serve(configuration), verbose)
        }
        eventEmitter.on('ready', () => {
          if (process.send) {
            process.send('ready')
          }
        })
      })
  })
}