"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = _default;

function _react() {
  const data = _interopRequireDefault(require("react"));

  _react = function _react() {
    return data;
  };

  return data;
}

function _fs() {
  const data = require("fs");

  _fs = function _fs() {
    return data;
  };

  return data;
}

function _path() {
  const data = require("path");

  _path = function _path() {
    return data;
  };

  return data;
}

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _default(cwd, {
  routeComponents
}) {
  if (process.env.DETECT_LANGUAGE) {
    return process.env.DETECT_LANGUAGE;
  } // 没有 tsconfig.json -> JavaScript


  if (!(0, _fs().existsSync)((0, _path().join)(cwd, 'tsconfig.json'))) return 'JavaScript'; // 路由文件 ts 占半数以上 -> TypeScript

  const tsFiles = routeComponents.filter(rc => {
    return rc.endsWith('.ts') || rc.endsWith('.tsx');
  });

  if (tsFiles.length > routeComponents.length / 2) {
    return 'TypeScript';
  } else {
    return 'JavaScript';
  }
}