1 // Copyright 2012 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-modules 29 30 // Test basic module syntax, with and without automatic semicolon insertion. 31 32 module A {} 33 34 module A1 = A 35 module A2 = A; 36 module A3 = A2 37 38 module B { 39 export vx 40 export vy, lz, c, f 41 42 var vx 43 var vx, vy; 44 var vx = 0, vy 45 let lx, ly 46 let lz = 1 47 const c = 9 48 function f() {} 49 50 module C0 {} 51 52 export module C { 53 let x 54 export module D { export let x } 55 let y 56 } 57 58 let zz = "" 59 60 export var x0 61 export var x1, x2 = 6, x3 62 export let y0 63 export let y1 = 0, y2 64 export const z0 = 0 65 export const z1 = 2, z2 = 3 66 export function f0() {} 67 export module M1 {} 68 export module M2 = C.D 69 export module M3 at "http://where" 70 71 import i0 from I 72 import i1, i2, i3, M from I 73 //import i4, i5 from "http://where" 74 } 75 76 module I { 77 export let i0, i1, i2, i3; 78 export module M {} 79 } 80 81 module C1 = B.C; 82 module D1 = B.C.D 83 module D2 = C1.D 84 module D3 = D2 85 86 module E1 at "http://where" 87 module E2 at "http://where"; 88 module E3 = E1 89 90 // Check that ASI does not interfere. 91 92 module X 93 { 94 let x 95 } 96 97 module Y 98 = 99 X 100 101 module Z 102 at 103 "file://local" 104 105 import 106 vx 107 , 108 vy 109 from 110 B 111 112 113 module Wrap { 114 export 115 x 116 , 117 y 118 119 var 120 x 121 , 122 y 123 124 export 125 var 126 v1 = 1 127 128 export 129 let 130 v2 = 2 131 132 export 133 const 134 v3 = 3 135 136 export 137 function 138 f 139 ( 140 ) 141 { 142 } 143 144 export 145 module V 146 { 147 } 148 } 149 150 export A, A1, A2, A3, B, I, C1, D1, D2, D3, E1, E2, E3, X, Y, Z, Wrap, x, y, UU 151 152 153 154 // Check that 'module' still works as an identifier. 155 156 var module 157 module = {} 158 module["a"] = 6 159 function module() {} 160 function f(module) { return module } 161 try {} catch (module) {} 162 163 module 164 v = 20 165 166 167 168 // Check that module declarations are rejected in eval or local scope. 169 170 module M { export let x; } 171 172 assertThrows("export x;", SyntaxError); // It's using eval, so should throw. 173 assertThrows("export let x;", SyntaxError); 174 assertThrows("import x from M;", SyntaxError); 175 assertThrows("module M {};", SyntaxError); 176 177 assertThrows("{ export x; }", SyntaxError); 178 assertThrows("{ export let x; }", SyntaxError); 179 assertThrows("{ import x from M; }", SyntaxError); 180 assertThrows("{ module M {}; }", SyntaxError); 181 182 assertThrows("function f() { export x; }", SyntaxError); 183 assertThrows("function f() { export let x; }", SyntaxError); 184 assertThrows("function f() { import x from M; }", SyntaxError); 185 assertThrows("function f() { module M {}; }", SyntaxError); 186 187 assertThrows("function f() { { export x; } }", SyntaxError); 188 assertThrows("function f() { { export let x; } }", SyntaxError); 189 assertThrows("function f() { { import x from M; } }", SyntaxError); 190 assertThrows("function f() { { module M {}; } }", SyntaxError); 191