Class: Bundler::CompactIndexClient

Inherits:
Object
  • Object
show all
Defined in:
lib/bundler/compact_index_client.rb,
lib/bundler/compact_index_client/cache.rb,
lib/bundler/compact_index_client/updater.rb,
lib/bundler/compact_index_client/gem_parser.rb

Defined Under Namespace

Classes: Cache, Error, GemParser, Updater

Constant Summary collapse

DEBUG_MUTEX = 
Thread::Mutex.new

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(directory, fetcher) ⇒ CompactIndexClient

Returns a new instance of CompactIndexClient.



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# File 'lib/bundler/compact_index_client.rb', line 21

def initialize(directory, fetcher)
  @directory = Pathname.new(directory)
  @updater = Updater.new(fetcher)
  @cache = Cache.new(@directory)
  @endpoints = Set.new
  @info_checksums_by_name = {}
  @parsed_checksums = false
  @mutex = Thread::Mutex.new
end

Instance Attribute Details

#directory ⇒ Object (readonly)

Returns the value of attribute directory.



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# File 'lib/bundler/compact_index_client.rb', line 19

def directory
  @directory
end

Class Method Details

.debug ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 9

def self.debug
  return unless ENV["DEBUG_COMPACT_INDEX"]
  DEBUG_MUTEX.synchronize { warn("[#{self}] #{yield}") }
end

Instance Method Details

#dependencies(names) ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 68

def dependencies(names)
  Bundler::CompactIndexClient.debug { "dependencies(#{names})" }
  execution_mode.call(names) do |name|
    update_info(name)
    @cache.dependencies(name).map {|d| d.unshift(name) }
  end.flatten(1)
end

#execution_mode ⇒ Lambda

Returns A lambda that takes an array of inputs and a block, and maps the inputs with the block in parallel.

Returns:

  • (Lambda) —

    A lambda that takes an array of inputs and a block, and maps the inputs with the block in parallel.



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# File 'lib/bundler/compact_index_client.rb', line 41

def execution_mode
  @execution_mode || sequentially
end

#execution_mode=(block) ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 31

def execution_mode=(block)
  Bundler::CompactIndexClient.debug { "execution_mode=" }
  @endpoints = Set.new

  @execution_mode = block
end

#names ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 55

def names
  Bundler::CompactIndexClient.debug { "/names" }
  update(@cache.names_path, "names")
  @cache.names
end

#sequential_execution_mode! ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 45

def sequential_execution_mode!
  self.execution_mode = sequentially
end

#sequentially ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 49

def sequentially
  @sequentially ||= lambda do |inputs, &blk|
    inputs.map(&blk)
  end
end

#update_and_parse_checksums! ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 76

def update_and_parse_checksums!
  Bundler::CompactIndexClient.debug { "update_and_parse_checksums!" }
  return @info_checksums_by_name if @parsed_checksums
  update(@cache.versions_path, "versions")
  @info_checksums_by_name = @cache.checksums
  @parsed_checksums = true
end

#versions ⇒ Object 



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# File 'lib/bundler/compact_index_client.rb', line 61

def versions
  Bundler::CompactIndexClient.debug { "/versions" }
  update(@cache.versions_path, "versions")
  versions, @info_checksums_by_name = @cache.versions
  versions
end