class Gem::Resolver::LockSpecification

def initialize(set, name, version, sources, platform)

def initialize(set, name, version, sources, platform)
  super()
  @name     = name
  @platform = platform
  @set      = set
  @source   = sources.first
  @sources  = sources
  @version  = version
  @dependencies = []
  @spec         = nil
end