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class ProtectedRefMatcher
def initialize(protected_ref)
@protected_ref = protected_ref
end
# Returns all protected refs that match the given ref name.
# This checks all records from the scope built up so far, and does
# _not_ return a relation.
#
# This method optionally takes in a list of `protected_refs` to search
# through, to avoid calling out to the database.
def self.matching(type, ref_name, protected_refs: nil)
(protected_refs || type.all).select { |protected_ref| protected_ref.matches?(ref_name) }
end
# Returns all branches/tags (among the given list of refs [`Gitlab::Git::Branch`])
# that match the current protected ref.
def matching(refs)
refs.select { |ref| @protected_ref.matches?(ref.name) }
end
# Checks if the protected ref matches the given ref name.
def matches?(ref_name)
return false if @protected_ref.name.blank?
exact_match?(ref_name) || wildcard_match?(ref_name)
end
# Checks if this protected ref contains a wildcard
def wildcard?
@protected_ref.name && @protected_ref.name.include?('*')
end
protected
def exact_match?(ref_name)
@protected_ref.name == ref_name
end
def wildcard_match?(ref_name)
return false unless wildcard?
wildcard_regex === ref_name
end
def wildcard_regex
@wildcard_regex ||= begin
name = @protected_ref.name.gsub('*', 'STAR_DONT_ESCAPE')
quoted_name = Regexp.quote(name)
regex_string = quoted_name.gsub('STAR_DONT_ESCAPE', '.*?')
/\A#{regex_string}\z/
end
end
end
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