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Refactor DependencyGraph to enable loading big spreadsheets #1604
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* remove nodeids map and store node id directly * add _graphId property --------- Co-authored-by: Kuba Sekowski <jakub.sekowski@handsontable.com>
Performance comparison of head (bbc3903) vs base (b87d281) |
budnix
approved these changes
Jan 14, 2026
Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## develop #1604 +/- ##
========================================
Coverage 97.18% 97.18%
========================================
Files 170 172 +2
Lines 14820 14834 +14
Branches 3257 3257
========================================
+ Hits 14403 14417 +14
Misses 409 409
Partials 8 8
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Context
Replaced the internal
nodesIds: Map<Node, NodeId>in theGraphclass with a directidInGraphproperty stored on each node. This eliminates the Map that could exceed maximum size limits when loading large spreadsheets with many cells.Co-authored by @Krizz (#1597)
Changes:
GraphNodeinterface withidInGraphpropertyVertexabstract base class implementingGraphNodeCellVertexabstract class extendingVertexfor cell-type verticesnodesIdsMap fromGraphclassgetNodeId()public method (now accessnode.idInGraphdirectly)getInfiniteRanges()return type fromNodeAndId<Node>[]toNode[]How did you test your changes?
Map maximum size exceededwhen loading a 30-milion-cell worksheet #1602 worksTypes of changes
Related issues:
Map maximum size exceededwhen loading a 30-milion-cell worksheet #1602Checklist: