1 files changed, 83 insertions, 0 deletions
diff --git a/vendor/gems/bundler-checksum/lib/bundler_checksum/command/init.rb b/vendor/gems/bundler-checksum/lib/bundler_checksum/command/init.rb
new file mode 100644
index 00000000000..1d8db7d78fa
--- /dev/null
+++ b/vendor/gems/bundler-checksum/lib/bundler_checksum/command/init.rb
@@ -0,0 +1,83 @@
+# frozen_string_literal: true
+
+require 'openssl'
+
+module BundlerChecksum::Command
+  module Init
+    extend self
+
+    def execute
+      $stderr.puts "Initializing checksum file #{checksum_file}"
+
+      checksums = []
+
+      compact_index_cache = Bundler::Fetcher::CompactIndex
+        .new(nil, Bundler::Source::Rubygems::Remote.new(Bundler::URI("https://rubygems.org")), nil)
+        .send(:compact_index_client)
+        .instance_variable_get(:@cache)
+
+      Bundler.definition.resolve.sort_by(&:name).each do |spec|
+        next unless spec.source.is_a?(Bundler::Source::Rubygems)
+        spec_identifier = "#{spec.name}==#{spec.version}"
+
+        previous_checksum = previous_checksums.select do |checksum|
+          checksum[:name] == spec.name && checksum[:version] == spec.version.to_s
+        end
+
+        if !previous_checksum.empty?
+          $stderr.puts "Using #{spec_identifier}"
+          checksums += previous_checksum
+
+          next
+        end
+
+        $stderr.puts "Adding #{spec_identifier}"
+
+        compact_index_dependencies = compact_index_cache.dependencies(spec.name).select { |item| item.first == spec.version.to_s }
+
+        if !compact_index_dependencies.empty?
+          compact_index_checksums = compact_index_dependencies.map do |version, platform, dependencies, requirements|
+            {
+              name: spec.name,
+              version: spec.version.to_s,
+              platform: Gem::Platform.new(platform).to_s,
+              checksum: requirements.detect { |requirement| requirement.first == 'checksum' }.flatten[1]
+            }
+          end
+
+          checksums += compact_index_checksums.sort_by { |hash| hash.values }
+        else
+          remote_checksum = Helper.remote_checksums_for_gem(spec.name, spec.version)
+
+          if remote_checksum.empty?
+            raise "#{spec.name} #{spec.version} not found on Rubygems!"
+          end
+
+          checksums += remote_checksum.sort_by { |hash| hash.values }
+        end
+      end
+
+      File.write(checksum_file, JSON.generate(checksums, array_nl: "\n") + "\n")
+    end
+
+    private
+
+    def previous_checksums
+      @previous_checksums ||=
+        if File.exist?(checksum_file)
+          ::BundlerChecksum.checksums_from_file
+        else
+          []
+        end
+    end
+
+    def checksum_file
+      ::BundlerChecksum.checksum_file
+    end
+
+    def lockfile
+      lockfile_path = Bundler.default_lockfile
+      lockfile = Bundler::LockfileParser.new(Bundler.read_file(lockfile_path))
+    end
+  end
+end