1 /*
   2  * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * JDK-8051889: Implement block scoping in symbol assignment and scope computation
  26  *
  27  * @test
  28  * @run
  29  * @option --language=es6 */
  30 
  31 "use strict";
  32 
  33 function f() {
  34     var a;
  35     let b;
  36     const c = 0;
  37 
  38     print(a, b, c);
  39 
  40     try {
  41         eval("x = 1; print('x: ' + x);");
  42         print("assignment to x succeeded");
  43     } catch (e) {
  44         print(e);
  45     }
  46     try {
  47         eval("'use strict'; let z = 1; print('z: ' + z);");
  48         print("assignment to z succeeded");
  49         eval("print('z: ' + z);");
  50     } catch (e) {
  51         print(e);
  52     }
  53 
  54     try {
  55         eval("a = 1; print(a);");
  56         print("assignment to a succeeded");
  57     } catch (e) {
  58         print(e);
  59     }
  60     print("a: " + a);
  61 
  62     try {
  63         eval("b = 1; print('b: ' + b);");
  64         print("assignment to b succeeded");
  65     } catch (e) {
  66         print(e);
  67     }
  68     print("b: " + b);
  69 
  70     try {
  71         eval("c = 1; print('c: ' + c);");
  72         print("assignment to c succeeded");
  73     } catch (e) {
  74         print(e);
  75     }
  76     print("c: " + c);
  77 
  78     eval("a = 2; let b = 3;");
  79 
  80     try {
  81         print(a, b, c);
  82     } catch (e) {
  83         print(e);
  84     }
  85 
  86     let x;
  87 
  88     try {
  89         print(a, b, c, x);
  90     } catch (e) {
  91         print(e);
  92     }
  93 
  94 }
  95 
  96 f();
  97 
  98 print(typeof a, typeof b, typeof c, typeof x, typeof z);
  99 
 100 let v = 1;
 101 eval("print('v: ' + v); v = 2; print ('v: ' + v);");
 102 print("this.v: " + this.v);
 103 print("v: " + v);
 104