| 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
 | # Gets a patch from a GitHub commit or pull request and applies it to Homebrew.
# Optionally, installs it too.
require 'utils'
require 'formula'
require 'cmd/tap'
module Homebrew
  HOMEBREW_PULL_API_REGEX = %r{https://api\.github\.com/repos/([\w-]+)/homebrew(-[\w-]+)?/pulls/(\d+)}
  def tap arg
    match = arg.match(%r[homebrew-([\w-]+)/])
    match[1].downcase if match
  end
  def pull_url url
    # GitHub provides commits/pull-requests raw patches using this URL.
    url += '.patch'
    patchpath = HOMEBREW_CACHE + File.basename(url)
    curl url, '-o', patchpath
    ohai 'Applying patch'
    patch_args = []
    # Normally we don't want whitespace errors, but squashing them can break
    # patches so an option is provided to skip this step.
    if ARGV.include? '--ignore-whitespace' or ARGV.include? '--clean'
      patch_args << '--whitespace=nowarn'
    else
      patch_args << '--whitespace=fix'
    end
    # Fall back to three-way merge if patch does not apply cleanly
    patch_args << "-3"
    patch_args << patchpath
    begin
      safe_system 'git', 'am', *patch_args
    rescue ErrorDuringExecution
      if ARGV.include? "--resolve"
        odie "Patch failed to apply: try to resolve it."
      else
        system 'git', 'am', '--abort'
        odie 'Patch failed to apply: aborted.'
      end
    ensure
      patchpath.unlink
    end
  end
  def pull
    if ARGV.empty?
      odie 'This command requires at least one argument containing a URL or pull request number'
    end
    if ARGV[0] == '--rebase'
      odie 'You meant `git pull --rebase`.'
    end
    ARGV.named.each do |arg|
      if arg.to_i > 0
        url = 'https://github.com/Homebrew/homebrew/pull/' + arg
        issue = arg
      else
        if (api_match = arg.match HOMEBREW_PULL_API_REGEX)
          _, user, tap, pull = *api_match
          arg = "https://github.com/#{user}/homebrew#{tap}/pull/#{pull}"
        end
        url_match = arg.match HOMEBREW_PULL_OR_COMMIT_URL_REGEX
        odie "Not a GitHub pull request or commit: #{arg}" unless url_match
        url = url_match[0]
        issue = url_match[3]
      end
      if ARGV.include?("--bottle") && issue.nil?
        raise "No pull request detected!"
      end
      if tap_name = tap(url)
        user = url_match[1].downcase
        tap_dir = HOMEBREW_REPOSITORY/"Library/Taps/#{user}/homebrew-#{tap_name}"
        safe_system "brew", "tap", "#{user}/#{tap_name}" unless tap_dir.exist?
        Dir.chdir tap_dir
      else
        Dir.chdir HOMEBREW_REPOSITORY
      end
      # The cache directory seems like a good place to put patches.
      HOMEBREW_CACHE.mkpath
      # Store current revision and branch
      revision = `git rev-parse --short HEAD`.strip
      branch = `git symbolic-ref --short HEAD`.strip
      pull_url url
      changed_formulae = []
      if tap_dir
        formula_dir = %w[Formula HomebrewFormula].find { |d| tap_dir.join(d).directory? } || ""
      else
        formula_dir = "Library/Formula"
      end
      Utils.popen_read(
        "git", "diff-tree", "-r", "--name-only",
        "--diff-filter=AM", revision, "HEAD", "--", formula_dir
      ).each_line do |line|
        name = File.basename(line.chomp, ".rb")
        begin
          changed_formulae << Formula[name]
        # Make sure we catch syntax errors.
        rescue Exception
          next
        end
      end
      unless ARGV.include? '--bottle'
        changed_formulae.each do |f|
          next unless f.bottle
          opoo "#{f.name} has a bottle: do you need to update it with --bottle?"
        end
      end
      if issue && !ARGV.include?('--clean')
        ohai "Patch closes issue ##{issue}"
        message = `git log HEAD^.. --format=%B`
        if ARGV.include? '--bump'
          odie 'Can only bump one changed formula' unless changed_formulae.length == 1
          formula = changed_formulae.first
          subject = "#{formula.name} #{formula.version}"
          ohai "New bump commit subject: #{subject}"
          system "/bin/echo -n #{subject} | pbcopy"
          message = "#{subject}\n\n#{message}"
        end
        # If this is a pull request, append a close message.
        unless message.include? "Closes ##{issue}."
          message += "\nCloses ##{issue}."
          safe_system 'git', 'commit', '--amend', '--signoff', '--allow-empty', '-q', '-m', message
        end
      end
      if ARGV.include? "--bottle"
        bottle_commit_url = if tap_name
          "https://github.com/BrewTestBot/homebrew-#{tap_name}/compare/homebrew:master...pr-#{issue}"
        else
          "https://github.com/BrewTestBot/homebrew/compare/homebrew:master...pr-#{issue}"
        end
        curl "--silent", "--fail", "-o", "/dev/null", "-I", bottle_commit_url
        bottle_branch = "pull-bottle-#{issue}"
        safe_system "git", "checkout", "-B", bottle_branch, revision
        pull_url bottle_commit_url
        safe_system "git", "rebase", branch
        safe_system "git", "checkout", branch
        safe_system "git", "merge", "--ff-only", "--no-edit", bottle_branch
        safe_system "git", "branch", "-D", bottle_branch
        # Publish bottles on Bintray
        bintray_user = ENV["BINTRAY_USER"]
        bintray_key = ENV["BINTRAY_KEY"]
        if bintray_user && bintray_key
          repo = Bintray.repository(tap_name)
          changed_formulae.each do |f|
            ohai "Publishing on Bintray:"
            package = Bintray.package f.name
            version = f.pkg_version
            curl "--silent", "--fail",
              "-u#{bintray_user}:#{bintray_key}", "-X", "POST",
              "https://api.bintray.com/content/homebrew/#{repo}/#{package}/#{version}/publish"
            puts
            sleep 2
            safe_system "brew", "fetch", "--retry", "--force-bottle", f.name
          end
        else
          opoo "You must set BINTRAY_USER and BINTRAY_KEY to add or update bottles on Bintray!"
        end
      end
      ohai 'Patch changed:'
      safe_system "git", "diff-tree", "-r", "--stat", revision, "HEAD"
      if ARGV.include? '--install'
        changed_formulae.each do |f|
          ohai "Installing #{f.name}"
          install = f.installed? ? 'upgrade' : 'install'
          safe_system 'brew', install, '--debug', f.name
        end
      end
    end
  end
end
 |