import Parser from './parser'
import Input from './input'

export default function parse(css: string | any, opts: any) {
  if (opts && opts.safe) {
    throw new Error(
      'Option safe was removed. ' + 'Use parser: require("postcss-safe-parser")'
    )
  }

  const input = new Input(css, opts)
  const parser = new Parser(input)
  try {
    parser.tokenize()
    parser.loop()
  } catch (e) {
    if (e.name === 'CssSyntaxError' && opts && opts.from) {
      if (/\.scss$/i.test(opts.from)) {
        e.message +=
          '\nYou tried to parse SCSS with ' +
          'the standard CSS parser; ' +
          'try again with the postcss-scss parser'
      } else if (/\.less$/i.test(opts.from)) {
        e.message +=
          '\nYou tried to parse Less with ' +
          'the standard CSS parser; ' +
          'try again with the postcss-less parser'
      }
    }
    throw e
  }

  return parser.root
}