VladPolskiy/leaflet.markercluster
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Check for finite min and max zoom properties

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In the event leaflet sends "infinity" as a max or min zoom while generating the initial clusters, the loop to set up the grid clusters will crash the browser.
This commit is contained in:
maranderan
2020-04-27 14:55:52 -05:00
committed by GitHub
parent 93bf5408ad
commit e35c2cd36a
1 changed files with 7 additions and 0 deletions
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7
src/MarkerClusterGroup.js
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@ -957,6 +957,13 @@ export var MarkerClusterGroup = L.MarkerClusterGroup = L.FeatureGroup.extend({
this._gridUnclustered = {};
//Set up DistanceGrids for each zoom
if (!isFinite(maxZoom) ) {
throw "Map has no maxZoom specified";
}
if (!isFinite(minZoom)) {
throw "Map has no minZoom specified";
}
for (var zoom = maxZoom; zoom >= minZoom; zoom--) {
this._gridClusters[zoom] = new L.DistanceGrid(radiusFn(zoom));
this._gridUnclustered[zoom] = new L.DistanceGrid(radiusFn(zoom));