91 lines
2.2 KiB
Ruby
91 lines
2.2 KiB
Ruby
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# frozen_string_literal: true
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module Sbom
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class PackageUrl
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class ArgumentValidator
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QUALIFIER_KEY_REGEXP = /^[A-Za-z\d._-]+$/.freeze
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START_WITH_NUMBER_REGEXP = /^\d/.freeze
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def initialize(package)
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@type = package.type
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@namespace = package.namespace
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@name = package.name
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@version = package.version
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@qualifiers = package.qualifiers
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@errors = []
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end
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def validate!
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validate_type
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validate_name
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validate_qualifiers
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validate_by_type
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raise ArgumentError, formatted_errors if invalid?
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end
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private
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def invalid?
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errors.present?
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end
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attr_reader :type, :namespace, :name, :version, :qualifiers, :errors
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def formatted_errors
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errors.join(', ')
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end
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def validate_type
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errors.push('Type is required') if type.blank?
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end
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def validate_name
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errors.push('Name is required') if name.blank?
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end
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def validate_qualifiers
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return if qualifiers.nil?
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keys = qualifiers.keys
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errors.push('Qualifier keys must be unique') unless keys.uniq.size == keys.size
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keys.each do |key|
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errors.push(key_error(key, 'contains illegal characters')) unless key.match?(QUALIFIER_KEY_REGEXP)
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errors.push(key_error(key, 'may not start with a number')) if key.match?(START_WITH_NUMBER_REGEXP)
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end
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end
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def key_error(key, text)
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"Qualifier key `#{key}` #{text}"
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end
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def validate_by_type
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case type
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when 'conan'
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validate_conan
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when 'cran'
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validate_cran
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when 'swift'
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validate_swift
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end
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end
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def validate_conan
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return unless namespace.blank? ^ (qualifiers.nil? || qualifiers.exclude?('channel'))
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errors.push('Conan packages require the channel be present if published in a namespace and vice-versa')
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end
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def validate_cran
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errors.push('Cran packages require a version') if version.blank?
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end
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def validate_swift
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errors.push('Swift packages require a namespace') if namespace.blank?
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errors.push('Swift packages require a version') if version.blank?
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end
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end
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end
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end
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