method

suggest_gems_from_name

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suggest_gems_from_name(gem_name) public

Suggests gems based on the supplied gem_name. Returns an array of alternative gem names.

# File lib/rubygems/spec_fetcher.rb, line 187
  def suggest_gems_from_name gem_name
    gem_name        = gem_name.downcase.tr('_-', '')
    max             = gem_name.size / 2
    names           = available_specs(:latest).first.values.flatten(1)

    matches = names.map { |n|
      next unless n.match_platform?

      distance = levenshtein_distance gem_name, n.name.downcase.tr('_-', '')

      next if distance >= max

      return [n.name] if distance == 0

      [n.name, distance]
    }.compact

    matches = matches.uniq.sort_by { |name, dist| dist }

    matches.first(5).map { |name, dist| name }
  end

suggest_gems_from_name

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