node-uci/src/parseUtil/parseOption.js

Universal Chess Interface protocol implementation for node.js

import { REGEX } from '../const'

export default function parseOption(line) {
  const parsed = REGEX.option.exec(line)
  if (!parsed) return null

  const option = {
    type: parsed[2],
  }

  switch (parsed[2]) {
    case 'check':
      option.default = parsed[3] === 'true'
      break
    case 'spin':
      option.default = parseInt(parsed[3])
      option.min = parseInt(parsed[4])
      option.max = parseInt(parsed[5])
      break
    case 'combo':
      option.default = parsed[3]
      option.options = parsed[6].split(/ ?var ?/g)
      break //combo breaker?
    case 'string':
      option.default = parsed[3]
      break
    case 'button':
      //no other info
      break
  }

  return {
    [parsed[1]]: option,
  }
}