1/* 2 * Copyright (c) 2015, 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 * 26 * @subtest 27 */ 28 29var parser = Java.type('jdk.nashorn.api.tree.Parser'); 30var tree = Java.type('jdk.nashorn.api.tree.Tree'); 31var list = Java.type('java.util.List'); 32var visitor = Java.type('jdk.nashorn.api.tree.SimpleTreeVisitorES5_1'); 33var visitor_es6 = Java.type('jdk.nashorn.api.tree.SimpleTreeVisitorES6'); 34var file = Java.type('java.io.File') 35var cls = Java.type('java.lang.Class') 36 37function convert (value) { 38 if (!value || typeof(value) != 'object') { 39 return value; 40 } 41 var obj = Object.bindProperties({}, value) 42 var result = {} 43 for (var i in obj) { 44 if (i == "lineMap") { 45 continue; 46 } 47 48 var val = obj[i] 49 // skip these ES6 specific properties to reduce noise 50 // in the output - unless there were set to true 51 if (typeof(val) == 'boolean' && val == false) { 52 switch (i) { 53 case "computed": 54 case "static": 55 case "restParameter": 56 case "this": 57 case "super": 58 case "star": 59 case "default": 60 case "starDefaultStar": 61 case "arrow": 62 case "generator": 63 case "let": 64 case "const": 65 continue; 66 } 67 } 68 69 if (typeof(val) == 'object') { 70 if (val instanceof cls) { 71 continue; 72 } 73 if (val instanceof tree) { 74 result[i] = convert(val) 75 } 76 else if (val instanceof list) { 77 var lst = [] 78 for (var j in val) { 79 lst.push(convert(val[j])) 80 } 81 result[i] = lst 82 } 83 else { 84 result[i] = String(val) 85 } 86 } else if (typeof(val) != 'function') { 87 result[i] = String(val) 88 } 89 } 90 return result 91} 92 93function parse(name, code, args, visitor, listener) { 94 var tree = parser.create(args).parse(name, code, listener || null) 95 var results = [] 96 tree.accept(visitor, results) 97 print(JSON.stringify(results, null, 2)) 98} 99 100function parseModule(name, code) { 101 return parser.create("--es6-module").parse(name, code, null); 102} 103 104function parseDiagnostic (code, args) { 105 var messages = new Array() 106 var tree = parser.create(args).parse("test.js", code, function (message) { 107 messages.push(convert(message)) 108 }) 109 print(JSON.stringify(messages, null, 2).replace(/\\r/g, '')) 110} 111