Allow eval and arguments as property names

test/mjsunit/harmony/class-property-name-eval-arguments.js

+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --harmony-classes --harmony-sloppy
+
+
+(function Method() {
+  class C {
+    eval() {
+      return 1;
+    }
+    arguments() {
+      return 2;
+    }
+    static eval() {
+      return 3;
+    }
+    static arguments() {
+      return 4;
+    }
+  };
+
+  assertEquals(1, new C().eval());
+  assertEquals(2, new C().arguments());
+  assertEquals(3, C.eval());
+  assertEquals(4, C.arguments());
+})();
+
+
+(function Getters() {
+  class C {
+    get eval() {
+      return 1;
+    }
+    get arguments() {
+      return 2;
+    }
+    static get eval() {
+      return 3;
+    }
+    static get arguments() {
+      return 4;
+    }
+  };
+
+  assertEquals(1, new C().eval);
+  assertEquals(2, new C().arguments);
+  assertEquals(3, C.eval);
+  assertEquals(4, C.arguments);
+})();
+
+
+(function Setters() {
+  var x = 0;
+  class C {
+    set eval(v) {
+      x = v;
+    }
+    set arguments(v) {
+      x = v;
+    }
+    static set eval(v) {
+      x = v;
+    }
+    static set arguments(v) {
+      x = v;
+    }
+  };
+
+  new C().eval = 1;
+  assertEquals(1, x);
+  new C().arguments = 2;
+  assertEquals(2, x);
+  C.eval = 3;
+  assertEquals(3, x);
+  C.arguments = 4;
+  assertEquals(4, x);
+})();