diff options
Diffstat (limited to 'alarm/node_modules/jsdom/lib/jsdom/living/helpers/node.js')
-rw-r--r-- | alarm/node_modules/jsdom/lib/jsdom/living/helpers/node.js | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/alarm/node_modules/jsdom/lib/jsdom/living/helpers/node.js b/alarm/node_modules/jsdom/lib/jsdom/living/helpers/node.js deleted file mode 100644 index 40e12bc..0000000 --- a/alarm/node_modules/jsdom/lib/jsdom/living/helpers/node.js +++ /dev/null @@ -1,68 +0,0 @@ -"use strict"; - -const NODE_TYPE = require("../node-type"); -const { domSymbolTree } = require("./internal-constants"); - -// https://dom.spec.whatwg.org/#concept-node-length -function nodeLength(node) { - switch (node.nodeType) { - case NODE_TYPE.DOCUMENT_TYPE_NODE: - return 0; - - case NODE_TYPE.TEXT_NODE: - case NODE_TYPE.PROCESSING_INSTRUCTION_NODE: - case NODE_TYPE.COMMENT_NODE: - return node.data.length; - - default: - return domSymbolTree.childrenCount(node); - } -} - -// https://dom.spec.whatwg.org/#concept-tree-root -function nodeRoot(node) { - while (domSymbolTree.parent(node)) { - node = domSymbolTree.parent(node); - } - - return node; -} - -// https://dom.spec.whatwg.org/#concept-tree-inclusive-ancestor -function isInclusiveAncestor(ancestorNode, node) { - while (node) { - if (ancestorNode === node) { - return true; - } - - node = domSymbolTree.parent(node); - } - - return false; -} - -// https://dom.spec.whatwg.org/#concept-tree-following -function isFollowing(nodeA, nodeB) { - if (nodeA === nodeB) { - return false; - } - - let current = nodeB; - while (current) { - if (current === nodeA) { - return true; - } - - current = domSymbolTree.following(current); - } - - return false; -} - -module.exports = { - nodeLength, - nodeRoot, - - isInclusiveAncestor, - isFollowing -}; |