# File lib/bundler/source.rb, line 32
def can_lock?(spec)
  spec.source == self
end

# File lib/bundler/source.rb, line 41
def dependency_names_to_double_check
  specs.dependency_names
end

# File lib/bundler/source.rb, line 39
def double_check_for(*); end

# File lib/bundler/source.rb, line 57
def extension_cache_path(spec)
  return unless Bundler.feature_flag.global_gem_cache?
  return unless source_slug = extension_cache_slug(spec)
  Bundler.user_cache.join(
    "extensions", Gem::Platform.local.to_s, Bundler.ruby_scope,
    source_slug, spec.full_name
  )
end

# File lib/bundler/source.rb, line 45
def include?(other)
  other == self
end

# File lib/bundler/source.rb, line 49
def inspect
  "#<#{self.class}:0x#{object_id} #{self}>"
end

# File lib/bundler/source.rb, line 53
def path?
  instance_of?(Bundler::Source::Path)
end

# File lib/bundler/source.rb, line 13
def unmet_deps
  specs.unmet_dependency_names
end

# File lib/bundler/source.rb, line 17
def version_message(spec)
  message = "#{spec.name} #{spec.version}"
  message += " (#{spec.platform})" if spec.platform != Gem::Platform::RUBY && !spec.platform.nil?

  if Bundler.locked_gems
    locked_spec = Bundler.locked_gems.specs.find {|s| s.name == spec.name }
    locked_spec_version = locked_spec.version if locked_spec
    if locked_spec_version && spec.version != locked_spec_version
      message += Bundler.ui.add_color(" (was #{locked_spec_version})", version_color(spec.version, locked_spec_version))
    end
  end

  message
end

# File lib/bundler/source.rb, line 78
def earlier_version?(spec_version, locked_spec_version)
  Gem::Version.new(spec_version) < Gem::Version.new(locked_spec_version)
end

# File lib/bundler/source.rb, line 90
def extension_cache_slug(_)
  nil
end

# File lib/bundler/source.rb, line 82
def print_using_message(message)
  if !message.include?("(was ") && Bundler.feature_flag.suppress_install_using_messages?
    Bundler.ui.debug message
  else
    Bundler.ui.info message
  end
end

# File lib/bundler/source.rb, line 68
def version_color(spec_version, locked_spec_version)
  if Gem::Version.correct?(spec_version) && Gem::Version.correct?(locked_spec_version)
    # display yellow if there appears to be a regression
    earlier_version?(spec_version, locked_spec_version) ? :yellow : :green
  else
    # default to green if the versions cannot be directly compared
    :green
  end
end