<commit_before>class User < ActiveRecord::Base
  has_secure_password
  has_many :questions
  has_many :answers
  has_many :votes, as: :votable
  has_many :comments, as: :commentable
end<commit_msg>Add validations to User model<commit_after>class User < ActiveRecord::Base
  has_secure_password
  has_many :questions
  has_many :answers
  has_many :votes, as: :votable
  has_many :comments, as: :commentable

  validates :name, :password_digest, presence: true
  validates :name, uniqueness: true
end
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{'dir': 'git-commits-cleaned', 'id': '5350954', 'n_tokens_mistral': 172, 'n_tokens_neox': 164, 'n_words': 46}