Merge pull request PAIR-code#20 from cBioCenter/add-timeouts-forlong-methods

Added timeouts to optimizeLayoutAsync

Author: cannoneyed

lib/umap-js.js

@@ -1616,7 +1616,7 @@ var UMAP = (function () {
                         shouldStop = epochCallback(epochCompleted) === false;
                         isFinished = epochCompleted === nEpochs;
                         if (!shouldStop && !isFinished) {
-                            step();
+                            setTimeout(function () { return step(); }, 0);
                         }
                         else {
                             return [2, resolve(isFinished)];
@@ -1628,7 +1628,7 @@ var UMAP = (function () {
                     return [2];
                 });
             }); };
-            step();
+            setTimeout(function () { return step(); }, 0);
         });
     };
     UMAP.prototype.optimizeLayout = function (epochCallback) {

lib/umap-js.min.js

@@ -83,7 +83,7 @@ export interface UMAPParameters {
    * The distance function with which to assess nearest neighbors, defaults
    * to euclidean distance.
    */
-  distanceFn?: DistanceFn
+  distanceFn?: DistanceFn;
   /**
    * The initial learning rate for the embedding optimization.
    */
@@ -1023,15 +1023,15 @@ export class UMAP {
           const shouldStop = epochCallback(epochCompleted) === false;
           const isFinished = epochCompleted === nEpochs;
           if (!shouldStop && !isFinished) {
-            step();
+            setTimeout(() => step(), 0);
           } else {
             return resolve(isFinished);
           }
         } catch (err) {
           reject(err);
         }
       };
-      step();
+      setTimeout(() => step(), 0);
     });
   }