validates_lengths_from_database 0.1.0
Introspects your database string field maximum lengths and automatically defines length validations.
Gemfile:
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安裝:
=
Runtime 相依性套件 (1):
active_record
>= 2.3.2
Development 相依性套件 (2):
rspec
~> 2.0
sqlite3-ruby
~> 1.3.1