sdk/lib/_internal/pub_generated/lib/src/validator.dart - Issue 937243002: Revert "Revert "Use native async/await support in pub.""

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Issue 937243002: Revert "Revert "Use native async/await support in pub."" (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 5 years, 10 months ago

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1 // Copyright (c) 2012, 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 pub.validator;

6

7 import 'dart:async';

8

9 import 'entrypoint.dart';

10 import 'log.dart' as log;

11 import 'utils.dart';

12 import 'validator/compiled_dartdoc.dart';

13 import 'validator/dependency.dart';

14 import 'validator/dependency_override.dart';

15 import 'validator/directory.dart';

16 import 'validator/executable.dart';

17 import 'validator/license.dart';

18 import 'validator/name.dart';

19 import 'validator/pubspec_field.dart';

20 import 'validator/sdk_constraint.dart';

21 import 'validator/size.dart';

22 import 'validator/utf8_readme.dart';

23

24 /// The base class for validators that check whether a package is fit for

25 /// uploading.

26 ///

27 /// Each validator should override [errors], [warnings], or both to return

28 /// lists of errors or warnings to display to the user. Errors will cause the

29 /// package not to be uploaded; warnings will require the user to confirm the

30 /// upload.

31 abstract class Validator {

32 /// The entrypoint that's being validated.

33 final Entrypoint entrypoint;

34

35 /// The accumulated errors for this validator.

36 ///

37 /// Filled by calling [validate].

38 final errors = <String>[];

39

40 /// The accumulated warnings for this validator.

41 ///

42 /// Filled by calling [validate].

43 final warnings = <String>[];

44

45 Validator(this.entrypoint);

46

47 /// Validates the entrypoint, adding any errors and warnings to [errors] and

48 /// [warnings], respectively.

49 Future validate();

50

51 /// Run all validators on the [entrypoint] package and print their results.

52 ///

53 /// The future completes with the error and warning messages, respectively.

54 ///

55 /// [packageSize], if passed, should complete to the size of the tarred

56 /// package, in bytes. This is used to validate that it's not too big to

57 /// upload to the server.

58 static Future<Pair<List<String>, List<String>>> runAll(Entrypoint entrypoint,

59 [Future<int> packageSize]) {

60 var validators = [

61 new LicenseValidator(entrypoint),

62 new NameValidator(entrypoint),

63 new PubspecFieldValidator(entrypoint),

64 new DependencyValidator(entrypoint),

65 new DependencyOverrideValidator(entrypoint),

66 new DirectoryValidator(entrypoint),

67 new ExecutableValidator(entrypoint),

68 new CompiledDartdocValidator(entrypoint),

69 new Utf8ReadmeValidator(entrypoint),

70 new SdkConstraintValidator(entrypoint)];

71 if (packageSize != null) {

72 validators.add(new SizeValidator(entrypoint, packageSize));

73 }

74

75 return Future.wait(

76 validators.map((validator) => validator.validate())).then((_) {

77 var errors = flatten(validators.map((validator) => validator.errors));

78 var warnings = flatten(validators.map((validator) => validator.warnings));

79

80 if (!errors.isEmpty) {

81 log.error("Missing requirements:");

82 for (var error in errors) {

83 log.error("* ${error.split('\n').join('\n ')}");

84 }

85 log.error("");

86 }

87

88 if (!warnings.isEmpty) {

89 log.warning("Suggestions:");

90 for (var warning in warnings) {

91 log.warning("* ${warning.split('\n').join('\n ')}");

92 }

93 log.warning("");

94 }

95

96 return new Pair<List<String>, List<String>>(errors, warnings);

97 });

98 }

99 }

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