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Fix #has_secure_token documentation [ci skip]

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It's actually #validates_uniqueness_of that can generate a race condition
rather than #validates_presence_of.
This commit is contained in:
Tim Liner 2015-02-20 18:40:24 -06:00
parent a60e8ac79b
commit 673653d44c
1 changed files with 2 additions and 2 deletions
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4
activerecord/lib/active_record/secure_token.rb
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@ -21,8 +21,8 @@ module ActiveRecord
# SecureRandom::base58 is used to generate the 24-character unique token, so collisions are highly unlikely.
#
# Note that it's still possible to generate a race condition in the database in the same way that
# validates_presence_of can. You're encouraged to add a unique index in the database to deal with
# this even more unlikely scenario.
# <tt>validates_uniqueness_of</tt> can. You're encouraged to add a unique index in the database to deal
# with this even more unlikely scenario.
def has_secure_token(attribute = :token)
# Load securerandom only when has_secure_token is used.
require 'active_support/core_ext/securerandom'