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# frozen_string_literal: true
module Sbom
class PackageUrl
class Normalizer
# Based on https://peps.python.org/pep-0503/#normalized-names
PYPI_REGEX = /[-_\.]+/
def initialize(type:, text:)
@type = type
@text = text
end
def normalize_namespace
return if text.nil?
normalize
end
def normalize_name
raise ArgumentError, 'Name is required' if text.nil?
normalize
end
private
def normalize
case type
when 'bitbucket', 'github', 'golang'
downcase
when 'pypi'
normalize_pypi
else
text
end
end
attr_reader :type, :text
def downcase
text.downcase
end
def normalize_pypi
downcase.gsub(PYPI_REGEX, '-')
end
end
end
end
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