node-uci/src/parseUtil/goReducer.js

Universal Chess Interface protocol implementation for node.js

import get from 'lodash/get'

import { REGEX } from '../const'
import parseBestmove from './parseBestmove'
import parseInfo from './parseInfo'

export default function goReducer(result, line) {
  const cmdType = get(REGEX.cmdType.exec(line), 1)
  switch (cmdType) {
    case 'bestmove': {
      const best = parseBestmove(line)
      if (best.bestmove) result.bestmove = best.bestmove
      if (best.ponder) result.ponder = best.ponder
      break
    }
    case 'info': {
      const info = parseInfo(line)
      if (info) result.info.push(info)
      break
    }
  }
  return result
}