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1 #!/usr/bin/env dart | |
2 | |
3 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
4 // for details. All rights reserved. Use of this source code is governed by a | |
5 // BSD-style license that can be found in the LICENSE file. | |
6 | |
7 import 'package:analyzer-experimental/src/generated/ast.dart'; | |
8 import 'package:analyzer-experimental/src/generated/error.dart'; | |
9 import 'package:analyzer-experimental/src/generated/java_core.dart'; | |
10 import 'package:analyzer-experimental/src/generated/parser.dart'; | |
11 import 'package:analyzer-experimental/src/generated/scanner.dart'; | |
12 | |
13 import 'dart:io'; | |
14 | |
15 | |
16 main() { | |
17 | |
18 print('working dir ${new File('.').fullPathSync()}'); | |
19 | |
20 var args = new Options().arguments; | |
21 if (args.length == 0) { | |
22 print('Usage: parser_driver [files_to_parse]'); | |
23 exit(0); | |
24 } | |
25 | |
26 for (var arg in args) { | |
27 _parse(new File(arg)); | |
28 } | |
29 | |
30 } | |
31 | |
32 _parse(File file) { | |
33 var src = file.readAsStringSync(); | |
34 var errorListener = new _ErrorCollector(); | |
35 var scanner = new StringScanner(null, src, errorListener); | |
36 var token = scanner.tokenize(); | |
37 var parser = new Parser(null, errorListener); | |
38 var unit = parser.parseCompilationUnit(token); | |
39 | |
40 var visitor = new _ASTVisitor(); | |
41 unit.accept(visitor); | |
42 | |
43 for (var error in errorListener.errors) { | |
44 print(error); | |
45 } | |
46 } | |
47 | |
48 class _ErrorCollector extends AnalysisErrorListener { | |
49 List<AnalysisError> errors; | |
50 _ErrorCollector() : errors = new List<AnalysisError>(); | |
51 onError(error) => errors.add(error); | |
52 } | |
53 | |
54 class _ASTVisitor extends GeneralizingASTVisitor { | |
55 visitNode(ASTNode node) { | |
56 print('${node.runtimeType} : <"${node.toString()}">'); | |
57 return super.visitNode(node); | |
58 } | |
59 } | |
60 | |
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