1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28 // Flags: --harmony-iteration --harmony-scoping 29 30 // Test for-of syntax. 31 32 "use strict"; 33 34 function f() { for (x of y) { } } 35 function f() { for (var x of y) { } } 36 function f() { for (let x of y) { } } 37 38 assertThrows("function f() { for (x of) { } }", SyntaxError); 39 assertThrows("function f() { for (x of y z) { } }", SyntaxError); 40 assertThrows("function f() { for (x of y;) { } }", SyntaxError); 41 42 assertThrows("function f() { for (var x of) { } }", SyntaxError); 43 assertThrows("function f() { for (var x of y z) { } }", SyntaxError); 44 assertThrows("function f() { for (var x of y;) { } }", SyntaxError); 45 46 assertThrows("function f() { for (let x of) { } }", SyntaxError); 47 assertThrows("function f() { for (let x of y z) { } }", SyntaxError); 48 assertThrows("function f() { for (let x of y;) { } }", SyntaxError); 49 50 assertThrows("function f() { for (of y) { } }", SyntaxError); 51 assertThrows("function f() { for (of of) { } }", SyntaxError); 52 assertThrows("function f() { for (var of y) { } }", SyntaxError); 53 assertThrows("function f() { for (var of of) { } }", SyntaxError); 54 assertThrows("function f() { for (let of y) { } }", SyntaxError); 55 assertThrows("function f() { for (let of of) { } }", SyntaxError); 56 57 assertThrows("function f() { for (x = 3 of y) { } }", SyntaxError); 58 assertThrows("function f() { for (var x = 3 of y) { } }", SyntaxError); 59 assertThrows("function f() { for (let x = 3 of y) { } }", SyntaxError); 60 61 62 // Alack, this appears to be valid. 63 function f() { for (of of y) { } } 64 function f() { for (let of of y) { } } 65 function f() { for (var of of y) { } } 66 67 // This too, of course. 68 function f() { for (of in y) { } } 69 function f() { for (var of in y) { } } 70 function f() { for (let of in y) { } } 71
