57 lines
1.3 KiB
Ruby
57 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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class GitRefsFinder
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include Gitlab::Utils::StrongMemoize
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def initialize(repository, params = {})
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@repository = repository
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@params = params
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end
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protected
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attr_reader :repository, :params
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def by_search(refs)
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return refs unless search
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matches = filter_refs(refs, search)
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return matches if regex_search?
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set_exact_match_as_first_result(matches, search)
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end
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def search
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@params[:search].to_s.presence
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end
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strong_memoize_attr :search
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def sort
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@params[:sort].to_s.presence || 'name'
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end
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def filter_refs(refs, term)
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regex_string = Regexp.quote(term.downcase)
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regex_string = unescape_regex_operators(regex_string) if regex_search?
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refs.select { |ref| /#{regex_string}/ === ref.name.downcase }
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end
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def set_exact_match_as_first_result(matches, term)
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exact_match_index = find_exact_match_index(matches, term)
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matches.insert(0, matches.delete_at(exact_match_index)) if exact_match_index
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matches
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end
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def find_exact_match_index(matches, term)
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matches.index { |ref| ref.name.casecmp(term) == 0 }
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end
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def regex_search?
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Regexp.union('^', '$', '*') === search
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end
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strong_memoize_attr :regex_search?
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def unescape_regex_operators(regex_string)
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regex_string.sub('\^', '^').gsub('\*', '.*?').sub('\$', '$')
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end
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end
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