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authorMinteck <contact@minteck.org>2023-01-10 14:54:04 +0100
committerMinteck <contact@minteck.org>2023-01-10 14:54:04 +0100
commit99c1d9af689e5325f3cf535c4007b3aeb8325229 (patch)
treee663b3c2ebdbd67c818ac0c5147f0ce1d2463cda /alarm/node_modules/symbol-tree/lib/SymbolTreeNode.js
parent9871b03912fc28ad38b4037ebf26a78aa937baba (diff)
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Update - This is an automated commit
Diffstat (limited to 'alarm/node_modules/symbol-tree/lib/SymbolTreeNode.js')
-rw-r--r--alarm/node_modules/symbol-tree/lib/SymbolTreeNode.js54
1 files changed, 0 insertions, 54 deletions
diff --git a/alarm/node_modules/symbol-tree/lib/SymbolTreeNode.js b/alarm/node_modules/symbol-tree/lib/SymbolTreeNode.js
deleted file mode 100644
index cae7f9a..0000000
--- a/alarm/node_modules/symbol-tree/lib/SymbolTreeNode.js
+++ /dev/null
@@ -1,54 +0,0 @@
-'use strict';
-
-module.exports = class SymbolTreeNode {
- constructor() {
- this.parent = null;
- this.previousSibling = null;
- this.nextSibling = null;
-
- this.firstChild = null;
- this.lastChild = null;
-
- /** This value is incremented anytime a children is added or removed */
- this.childrenVersion = 0;
- /** The last child object which has a cached index */
- this.childIndexCachedUpTo = null;
-
- /** This value represents the cached node index, as long as
- * cachedIndexVersion matches with the childrenVersion of the parent */
- this.cachedIndex = -1;
- this.cachedIndexVersion = NaN; // NaN is never equal to anything
- }
-
- get isAttached() {
- return Boolean(this.parent || this.previousSibling || this.nextSibling);
- }
-
- get hasChildren() {
- return Boolean(this.firstChild);
- }
-
- childrenChanged() {
- /* jshint -W016 */
- // integer wrap around
- this.childrenVersion = (this.childrenVersion + 1) & 0xFFFFFFFF;
- this.childIndexCachedUpTo = null;
- }
-
- getCachedIndex(parentNode) {
- // (assumes parentNode is actually the parent)
- if (this.cachedIndexVersion !== parentNode.childrenVersion) {
- this.cachedIndexVersion = NaN;
- // cachedIndex is no longer valid
- return -1;
- }
-
- return this.cachedIndex; // -1 if not cached
- }
-
- setCachedIndex(parentNode, index) {
- // (assumes parentNode is actually the parent)
- this.cachedIndexVersion = parentNode.childrenVersion;
- this.cachedIndex = index;
- }
-};