1/* Copyright JS Foundation and other contributors, http://js.foundation 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16function check_syntax_error (code) { 17 try { 18 eval(code) 19 assert (false) 20 } catch (e) { 21 assert (e instanceof SyntaxError) 22 } 23} 24 25eval("\u{000010C80}: break \ud803\udc80") 26eval("\\u{10C80}: break \ud803\udc80") 27eval("$\u{000010C80}$: break $\ud803\udc80$") 28eval("$\\u{10C82}$: break $\ud803\udc82$") 29 30assert("\u{000010C80}".length === 2) 31assert("x\u{010C80}y".length === 4) 32assert("\u{10C80}" === "\ud803\u{dc80}") 33assert("\u{0}\x01" === "\u0000\u0001") 34 35/* Surrogate pairs are not combined if they passed as \u sequences. */ 36check_syntax_error("\\u{10C80}: break \\ud803\\udc80"); 37