46 lines
1.2 KiB
Ruby
46 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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class RefMatcher
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def initialize(ref_name_or_pattern)
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@ref_name_or_pattern = ref_name_or_pattern
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end
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# Returns all branches/tags (among the given list of refs [`Gitlab::Git::Branch`] or their names [`String`])
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# that match the current protected ref.
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def matching(refs)
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refs.select { |ref| ref.is_a?(String) ? matches?(ref) : matches?(ref.name) }
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end
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# Checks if the protected ref matches the given ref name.
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def matches?(ref_name)
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return false if @ref_name_or_pattern.blank?
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exact_match?(ref_name) || wildcard_match?(ref_name)
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end
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# Checks if this protected ref contains a wildcard
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def wildcard?
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@ref_name_or_pattern && @ref_name_or_pattern.include?('*')
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end
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protected
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def exact_match?(ref_name)
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@ref_name_or_pattern == ref_name
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end
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def wildcard_match?(ref_name)
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return false unless wildcard?
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wildcard_regex === ref_name
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end
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def wildcard_regex
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@wildcard_regex ||= begin
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name = @ref_name_or_pattern.gsub('*', 'STAR_DONT_ESCAPE')
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quoted_name = Regexp.quote(name)
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regex_string = quoted_name.gsub('STAR_DONT_ESCAPE', '.*?')
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/\A#{regex_string}\z/
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end
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end
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end
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