Provide useTracker function

src/Meteor.js

@@ -11,6 +11,7 @@ import { Collection } from './Collection';
 import call from './Call';
 
 import withTracker from './components/ReactMeteorData';
+import useTracker from './components/useTracker';
 
 import ReactiveDict from './ReactiveDict';
 
@@ -29,6 +30,7 @@ module.exports = {
     return new Collection(name, options);
   },
   withTracker,
+  useTracker,
   getData() {
     return Data;
   },

src/components/useTracker.js

@@ -0,0 +1,23 @@
+import React, { useEffect, useState } from 'react';
+import Trackr from 'trackr';
+
+export default useTracker = (trackerFn, deps = []) => {
+  const [response, setResponse] = useState(trackerFn());
+  let computation = null;
+
+  const stopComputation = () => {
+    computation && computation.stop();
+    computation = null;
+  };
+
+  useEffect(() => {
+    stopComputation();
+    Trackr.autorun(currentComputation => {
+      computation = currentComputation;
+      setResponse(trackerFn());
+    });
+    return stopComputation;
+  }, deps);
+
+  return response;
+};