nashorn/test/script/basic/es6/let-const-switch.js
changeset 27817 56f6161c3e55
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27816:c6c53c5adc51 27817:56f6161c3e55
       
     1 /*
       
     2  * Copyright (c) 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-8057980: let & const: remaining issues with lexical scoping
       
    26  *
       
    27  * @test
       
    28  * @run
       
    29  * @option --language=es6
       
    30  */
       
    31 
       
    32 function tryEval(s) {
       
    33     try {
       
    34         eval(s);
       
    35     } catch (e) {
       
    36         print(String(e).replace(/\\/g, "/"));
       
    37     }
       
    38 }
       
    39 
       
    40 tryEval('var x = 0; switch (x) { case 0: { let   x = 1; print(x); } case 1: { let   x = 2; print(x); }} print(x);');
       
    41 tryEval('var x = 0; switch (x) { case 0: { const x = 1; print(x); } case 1: { const x = 2; print(x); }} print(x);');
       
    42 
       
    43 // TODO: the following should not throw
       
    44 tryEval('switch (x) { case 0: let x = 1; }');
       
    45 tryEval('switch (x) { case 0: const x = 1; }');