<snippet>
    <content><![CDATA[validates_numericality_of :${1:attribute}${2:, :on => :${3:create}, :message => "${4:is not a number}"}]]></content>
    <tabTrigger>vn</tabTrigger>
    <scope>source.ruby.rails</scope>
    <description>validates_numericality_of</description>
</snippet>
