traversalHelper.js 2.6 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. /**
  20. * AUTO-GENERATED FILE. DO NOT MODIFY.
  21. */
  22. /*
  23. * Licensed to the Apache Software Foundation (ASF) under one
  24. * or more contributor license agreements. See the NOTICE file
  25. * distributed with this work for additional information
  26. * regarding copyright ownership. The ASF licenses this file
  27. * to you under the Apache License, Version 2.0 (the
  28. * "License"); you may not use this file except in compliance
  29. * with the License. You may obtain a copy of the License at
  30. *
  31. * http://www.apache.org/licenses/LICENSE-2.0
  32. *
  33. * Unless required by applicable law or agreed to in writing,
  34. * software distributed under the License is distributed on an
  35. * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  36. * KIND, either express or implied. See the License for the
  37. * specific language governing permissions and limitations
  38. * under the License.
  39. */
  40. /**
  41. * Traverse the tree from bottom to top and do something
  42. */
  43. function eachAfter(root, callback, separation) {
  44. var nodes = [root];
  45. var next = [];
  46. var node;
  47. while (node = nodes.pop()) {
  48. // jshint ignore:line
  49. next.push(node);
  50. if (node.isExpand) {
  51. var children = node.children;
  52. if (children.length) {
  53. for (var i = 0; i < children.length; i++) {
  54. nodes.push(children[i]);
  55. }
  56. }
  57. }
  58. }
  59. while (node = next.pop()) {
  60. // jshint ignore:line
  61. callback(node, separation);
  62. }
  63. }
  64. /**
  65. * Traverse the tree from top to bottom and do something
  66. */
  67. function eachBefore(root, callback) {
  68. var nodes = [root];
  69. var node;
  70. while (node = nodes.pop()) {
  71. // jshint ignore:line
  72. callback(node);
  73. if (node.isExpand) {
  74. var children = node.children;
  75. if (children.length) {
  76. for (var i = children.length - 1; i >= 0; i--) {
  77. nodes.push(children[i]);
  78. }
  79. }
  80. }
  81. }
  82. }
  83. export { eachAfter, eachBefore };