config.js 1.4 KB

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  1. /*
  2. * Licensed to the Apache Software Foundation (ASF) under one
  3. * or more contributor license agreements. See the NOTICE file
  4. * distributed with this work for additional information
  5. * regarding copyright ownership. The ASF licenses this file
  6. * to you under the Apache License, Version 2.0 (the
  7. * "License"); you may not use this file except in compliance
  8. * with the License. You may obtain a copy of the License at
  9. *
  10. * http://www.apache.org/licenses/LICENSE-2.0
  11. *
  12. * Unless required by applicable law or agreed to in writing,
  13. * software distributed under the License is distributed on an
  14. * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  15. * KIND, either express or implied. See the License for the
  16. * specific language governing permissions and limitations
  17. * under the License.
  18. */
  19. // (1) The code `if (__DEV__) ...` can be removed by build tool.
  20. // (2) If intend to use `__DEV__`, this module should be imported. Use a global
  21. // variable `__DEV__` may cause that miss the declaration (see #6535), or the
  22. // declaration is behind of the using position (for example in `Model.extent`,
  23. // And tools like rollup can not analysis the dependency if not import).
  24. var dev;
  25. // In browser
  26. if (typeof window !== 'undefined') {
  27. dev = window.__DEV__;
  28. }
  29. // In node
  30. else if (typeof global !== 'undefined') {
  31. dev = global.__DEV__;
  32. }
  33. if (typeof dev === 'undefined') {
  34. dev = true;
  35. }
  36. export var __DEV__ = dev;