class Package::Exception < Exception
	getter recipe : Recipe
	def initialize(@recipe, message : String)
		super message
	end
end

class Package::DownloadError < Package::Exception
	getter url : URI
	def initialize(recipe : Recipe, @url)
		super recipe, "Downloading one of the sources failed."
	end
end

class Package::ExtractionError < Package::Exception
	getter url : URI
	def initialize(recipe : Recipe, @url)
		super recipe, "Extracting one of the sources failed."
	end
end

class Package::BuildError < Package::Exception
end

class Package::PackagingError < Package::Exception
	getter package : Package
	def initialize(recipe : Recipe, @package)
		super recipe, "Assembling a package failed."
	end
end