<commit_before>class Drug < ApplicationRecord

  def self.find_with_aliases(name)
    name = name.downcase
    drug = find_by(name: name)
    return drug if drug
    find_by('? = ANY (aliases)', name)
  end

  def substance_name<commit_msg>fix no method error for nil<commit_after>class Drug < ApplicationRecord

  def self.find_with_aliases(name)
    name = name&.downcase
    drug = find_by(name: name)
    return drug if drug
    find_by('? = ANY (aliases)', name)
  end

  def substance_name
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{'dir': 'git-commits-cleaned', 'id': '3172365', 'n_tokens_mistral': 165, 'n_tokens_neox': 160, 'n_words': 46}