fliphub-monorepo/modules-sub/flip-webpack-chain/src/Module.js

the builder of builders

const ChainedMap = require('./ChainedMap')
const Rule = require('./Rule')
// const log = require('fliplog')

module.exports = class extends ChainedMap {
  constructor(parent) {
    super(parent)
    this.rules = new ChainedMap(this)
  }

  rule(name) {
    if (!this.rules.has(name)) {
      this.rules.set(name, new Rule(this))
    }

    return this.rules.get(name)
  }

  toConfig() {
    // const o = Object.assign(this.entries() || {}, {
    //   rules: this.rules.values().map(r => r.toConfig())
    // })
    // const oc = this.clean(o)
    // log.quick(o, oc)

    return this.clean(Object.assign(this.entries() || {}, {
      rules: this.rules.values().map(r => r.toConfig())
    }))
  }

  merge(obj) {
    // console.log('meeerrrrggggeee')
    // log.quick(obj)
    // console.log('hm')
    Object
      .keys(obj)
      .forEach(key => {
        const value = obj[key]

        switch (key) {
          case 'rules':
          case 'rule': {
            return Object
              .keys(value)
              .forEach(name => {
                this.rule(name).merge(value[name])
              })
          }

          default: {
            this.set(key, value)
          }
        }
      })

    return this
  }
}