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Update third_party license checking (#3844)

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In preparation for enabling license checks in flutter/packages, update
the allowed licenses:
- Allow our license, for cases where we've locally added files
- Allow the license used by the bsdiff package
This commit is contained in:
stuartmorgan
2021-05-04 13:53:44 -04:00
committed by GitHub
parent 184e9a7023
commit a0ca28bac6
4 changed files with 37 additions and 8 deletions
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21
script/tool/lib/src/license_check_command.dart
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@ -52,10 +52,14 @@ const Set<String> _ignoredFullBasenameList = <String>{
final List<RegExp> _thirdPartyLicenseBlockRegexes = <RegExp>[
// Third-party code used in url_launcher_web.
RegExp(
r'^// Copyright 2017 Workiva Inc..*'
'^// Licensed under the Apache License, Version 2.0',
r'^// Copyright 2017 Workiva Inc\..*'
r'^// Licensed under the Apache License, Version 2\.0',
multiLine: true,
dotAll: true),
// bsdiff in flutter/packages.
RegExp(r'// Copyright 2003-2005 Colin Percival\. All rights reserved\.\n'
r'// Use of this source code is governed by a BSD-style license that can be\n'
r'// found in the LICENSE file\.\n'),
];
// The exact format of the BSD license that our license files should contain.
@ -158,16 +162,19 @@ class LicenseCheckCommand extends PluginCommand {
_print('Checking ${file.path}');
final String content = await file.readAsString();
final String firstParyLicense =
firstPartyLicenseBlockByExtension[p.extension(file.path)] ??
defaultFirstParyLicenseBlock;
if (_isThirdParty(file)) {
// Third-party directories allow either known third-party licenses, our
// the first-party license, as there may be local additions.
if (!_thirdPartyLicenseBlockRegexes
.any((RegExp regex) => regex.hasMatch(content))) {
.any((RegExp regex) => regex.hasMatch(content)) &&
!content.contains(firstParyLicense)) {
unrecognizedThirdPartyFiles.add(file);
}
} else {
final String license =
firstPartyLicenseBlockByExtension[p.extension(file.path)] ??
defaultFirstParyLicenseBlock;
if (!content.contains(license)) {
if (!content.contains(firstParyLicense)) {
incorrectFirstPartyFiles.add(file);
}
}