rename let-scoping tests to traceur-let-scoping and add additional let-scoping tests

test/fixtures/transformation/let-scoping/for-break-continue-return/actual.js

@@ -0,0 +1,10 @@
+for (let i in nums) {
+  fns.push(function () { return i; });
+  if (i === 1) {
+    continue;
+  } else if (i === 2) {
+    break;
+  } else if (i === 3) {
+    return i;
+  }
+}

test/fixtures/transformation/let-scoping/for-break-continue-return/expected.js

@@ -0,0 +1,24 @@
+"use strict";
+
+_loop: for (var i in nums) {
+  var _ret = (function (i) {
+    fns.push(function () {
+      return i;
+    });
+    if (i === 1) {
+      return "continue";
+    } else if (i === 2) {
+      return "break";
+    } else if (i === 3) {
+      return {
+        v: i
+      };
+    }
+  })(i);
+
+  switch (_ret) {
+    case "break": break _loop;
+    case "continue": continue _loop;
+    default: if (typeof _ret === "object") return _ret.v;
+  }
+}

test/fixtures/transformation/let-scoping/for-break/actual.js

@@ -0,0 +1,4 @@
+for (let i in nums) {
+  fns.push(function () { return i; });
+  break;
+}

test/fixtures/transformation/let-scoping/for-break/expected.js

@@ -0,0 +1,12 @@
+"use strict";
+
+_loop: for (var i in nums) {
+  var _ret = (function (i) {
+    fns.push(function () {
+      return i;
+    });
+    return "break";
+  })(i);
+
+  if (_ret === "break") break _loop;
+}

test/fixtures/transformation/let-scoping/for-continue/actual.js

@@ -0,0 +1,4 @@
+for (let i in nums) {
+  fns.push(function () { return i; });
+  continue;
+}

test/fixtures/transformation/let-scoping/for-continue/expected.js

@@ -0,0 +1,12 @@
+"use strict";
+
+_loop: for (var i in nums) {
+  var _ret = (function (i) {
+    fns.push(function () {
+      return i;
+    });
+    return "continue";
+  })(i);
+
+  if (_ret === "continue") continue _loop;
+}

test/fixtures/transformation/let-scoping/for-return-undefined/actual.js

@@ -0,0 +1,4 @@
+for (let i in nums) {
+  fns.push(function () { return i; });
+  return;
+}

test/fixtures/transformation/let-scoping/for-return-undefined/expected.js

@@ -0,0 +1,14 @@
+"use strict";
+
+for (var i in nums) {
+  var _ret = (function (i) {
+    fns.push(function () {
+      return i;
+    });
+    return {
+      v: undefined
+    };
+  })(i);
+
+  if (typeof _ret === "object") return _ret.v;
+}

test/fixtures/transformation/let-scoping/for-return/actual.js

@@ -0,0 +1,4 @@
+for (let i in nums) {
+  fns.push(function () { return i; });
+  return i;
+}

test/fixtures/transformation/let-scoping/for-return/expected.js

@@ -0,0 +1,14 @@
+"use strict";
+
+for (var i in nums) {
+  var _ret = (function (i) {
+    fns.push(function () {
+      return i;
+    });
+    return {
+      v: i
+    };
+  })(i);
+
+  if (typeof _ret === "object") return _ret.v;
+}

test/fixtures/transformation/let-scoping/function/actual.js

@@ -0,0 +1,3 @@
+function test() {
+  let foo = "bar";
+}

test/fixtures/transformation/let-scoping/function/expected.js

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

test/fixtures/transformation/let-scoping/program/actual.js

@@ -0,0 +1 @@
+let test = "foo";

test/fixtures/transformation/let-scoping/program/expected.js

@@ -0,0 +1,3 @@
+"use strict";
+
+var test = "foo";