hoist var declarations to before function definition when let block scoping

test/fixtures/block-binding/hoist-multiple/actual.js

@@ -0,0 +1,2 @@
+let MULTIPLIER = 5;
+var foo = "bar", bar = "foo";

test/fixtures/block-binding/hoist-multiple/expected.js

@@ -0,0 +1,7 @@
+var foo;
+var bar;
+(function () {
+  var MULTIPLIER = 5;
+  foo = "bar";
+  bar = "foo";
+})();

test/fixtures/block-binding/hoist/actual.js

@@ -0,0 +1,2 @@
+let MULTIPLIER = 5;
+var foo = "bar";

test/fixtures/block-binding/hoist/expected.js

@@ -0,0 +1,5 @@
+var foo;
+(function () {
+  var MULTIPLIER = 5;
+  foo = "bar";
+})();

test/fixtures/constants/program/expected.js

@@ -1,6 +1,7 @@
+var i;
 (function () {
   var MULTIPLIER = 5;
-  for (var i in arr) {
+  for (i in arr) {
       console.log(arr[i] * MULTIPLIER);
   }
 }());