Deploy 2178312 to NPM branch

Travis CI · Travis CI · commit 48970bf8e2d1 · 2018-10-27T02:10:33.000Z
diff --git a/dist/immutable.es.js b/dist/immutable.es.js
@@ -4282,7 +4282,19 @@ var Set = (function (SetCollection$$1) {
   Set.prototype.map = function map (mapper, context) {
     var this$1 = this;
 
-    return updateSet(this, this._map.map(function (v) { return mapper(v, v, this$1); }, context));
+    var removes = [];
+    var adds = [];
+    this.forEach(function (value) {
+      var mapped = mapper.call(context, value, value, this$1);
+      if (mapped !== value) {
+        removes.push(value);
+        adds.push(mapped);
+      }
+    });
+    return this.withMutations(function (set) {
+      removes.forEach(function (value) { return set.remove(value); });
+      adds.forEach(function (value) { return set.add(value); });
+    });
   };
 
   Set.prototype.union = function union () {
diff --git a/dist/immutable.js b/dist/immutable.js
@@ -4288,7 +4288,19 @@
     Set.prototype.map = function map (mapper, context) {
       var this$1 = this;
 
-      return updateSet(this, this._map.map(function (v) { return mapper(v, v, this$1); }, context));
+      var removes = [];
+      var adds = [];
+      this.forEach(function (value) {
+        var mapped = mapper.call(context, value, value, this$1);
+        if (mapped !== value) {
+          removes.push(value);
+          adds.push(mapped);
+        }
+      });
+      return this.withMutations(function (set) {
+        removes.forEach(function (value) { return set.remove(value); });
+        adds.forEach(function (value) { return set.add(value); });
+      });
     };
 
     Set.prototype.union = function union () {
diff --git a/dist/immutable.min.js b/dist/immutable.min.js
