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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 library stub_core_library.bin; | |
6 | |
7 import 'dart:io'; | |
8 | |
9 import 'package:args/args.dart'; | |
10 import 'package:path/path.dart' as p; | |
11 | |
12 import 'package:stub_core_library/src/utils.dart'; | |
13 import 'package:stub_core_library/stub_core_library.dart'; | |
14 | |
15 /// A map from Dart core library sources to the filenames into which they should | |
16 /// be generated. | |
17 /// | |
18 /// The source paths are URL-formatted and relative to the Dart SDK root. | |
19 const CORE_LIBRARIES = const { | |
20 'lib/io/io.dart': 'dart_io.dart', | |
21 'lib/html/html_common/html_common.dart': 'dart_html_common.dart', | |
22 'lib/html/html_common/metadata.dart': 'metadata.dart', | |
23 'lib/html/dartium/html_dartium.dart': 'dart_html.dart', | |
24 'lib/indexed_db/dartium/indexed_db_dartium.dart': 'dart_indexed_db.dart', | |
25 'lib/js/dartium/js_dartium.dart': 'dart_js.dart', | |
26 'lib/svg/dartium/svg_dartium.dart': 'dart_svg.dart', | |
27 'lib/web_audio/dartium/web_audio_dartium.dart': 'dart_web_audio.dart', | |
28 'lib/web_gl/dartium/web_gl_dartium.dart': 'dart_web_gl.dart', | |
29 'lib/web_sql/dartium/web_sql_dartium.dart': 'dart_web_sql.dart' | |
30 }; | |
31 | |
32 /// A map from stubbable "dart:" URLs to the names of the stub files they should | |
33 /// be replaced with. | |
34 const IMPORT_REPLACEMENTS = const { | |
35 'dart:io': 'dart_io.dart', | |
36 'dart:html_common': 'dart_html_common.dart', | |
37 'dart:html': 'dart_html.dart', | |
38 'dart:indexed_db': 'dart_indexed_db.dart', | |
39 'dart:js': 'dart_js.dart', | |
40 'dart:svg': 'dart_svg.dart', | |
41 'dart:web_audio': 'dart_web_audio.dart', | |
42 'dart:web_gl': 'dart_web_gl.dart', | |
43 'dart:web_sql': 'dart_web_sql.dart' | |
44 }; | |
45 | |
46 /// The exit code for a usage error. | |
47 const USAGE_ERROR = 64; | |
48 | |
49 /// The root directory of the SDK. | |
50 String get sdkRoot => p.join( | |
51 p.dirname(p.fromUri(Platform.script)), '..', '..', '..', 'sdk'); | |
52 | |
53 /// The argument parser. | |
54 final argParser = new ArgParser() | |
55 ..addFlag('help', abbr: 'h', help: 'Print this usage information.'); | |
56 | |
57 /// The usage string. | |
58 String get usage => """ | |
59 Generate Dart core library stubs. | |
60 | |
61 Usage: stub_core_libraries.dart <directory> | |
62 | |
63 ${argParser.getUsage()}"""; | |
64 | |
65 void main(List<String> arguments) { | |
66 var options; | |
67 try { | |
68 options = argParser.parse(arguments); | |
69 } on FormatException catch (e) { | |
70 stderr.writeln(e.message); | |
71 stderr.writeln(usage); | |
72 exitCode = USAGE_ERROR; | |
73 return; | |
74 } | |
75 | |
76 if (options['help']) { | |
77 print(usage); | |
78 return; | |
79 } | |
80 | |
81 var destination = options.rest.isEmpty ? p.current : options.rest.first; | |
82 | |
83 // Don't allow extra arguments. | |
84 if (options.rest.length > 1) { | |
85 var unexpected = options.rest.skip(1).map((arg) => '"$arg"'); | |
86 var arguments = pluralize("argument", unexpected.length); | |
87 stderr.writeln("Unexpected $arguments ${toSentence(unexpected)}."); | |
88 stderr.writeln(usage); | |
89 exitCode = USAGE_ERROR; | |
90 return; | |
91 } | |
92 | |
93 new Directory(destination).createSync(recursive: true); | |
94 | |
95 // TODO(nweiz): Tree-shake these libraries when issue 19896 is fixed. | |
96 CORE_LIBRARIES.forEach((path, output) { | |
97 path = p.join(sdkRoot, p.fromUri(path)); | |
98 new File(p.join(destination, output)) | |
99 .writeAsStringSync(stubFile(path, IMPORT_REPLACEMENTS)); | |
100 }); | |
101 } | |
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