deep-copy.d.ts 1.6 KB

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  1. /*! firebase-admin v12.1.1 */
  2. /*!
  3. * @license
  4. * Copyright 2017 Google Inc.
  5. *
  6. * Licensed under the Apache License, Version 2.0 (the "License");
  7. * you may not use this file except in compliance with the License.
  8. * 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, software
  13. * distributed under the License is distributed on an "AS IS" BASIS,
  14. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15. * See the License for the specific language governing permissions and
  16. * limitations under the License.
  17. */
  18. /**
  19. * Returns a deep copy of an object or array.
  20. *
  21. * @param value - The object or array to deep copy.
  22. * @returns A deep copy of the provided object or array.
  23. */
  24. export declare function deepCopy<T>(value: T): T;
  25. /**
  26. * Copies properties from source to target (recursively allows extension of objects and arrays).
  27. * Scalar values in the target are over-written. If target is undefined, an object of the
  28. * appropriate type will be created (and returned).
  29. *
  30. * We recursively copy all child properties of plain objects in the source - so that namespace-like
  31. * objects are merged.
  32. *
  33. * Note that the target can be a function, in which case the properties in the source object are
  34. * copied onto it as static properties of the function.
  35. *
  36. * @param target - The value which is being extended.
  37. * @param source - The value whose properties are extending the target.
  38. * @returns The target value.
  39. */
  40. export declare function deepExtend(target: any, source: any): any;