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require_relative '../../migration_helpers'
module RuboCop
module Cop
module Migration
# Cop that checks if datetime data type is added with timezone information.
class Datetime < RuboCop::Cop::Cop
include MigrationHelpers
MSG = 'Do not use the `datetime` data type, use `datetime_with_timezone` instead'.freeze
# Check methods in table creation.
def on_def(node)
return unless in_migration?(node)
node.each_descendant(:send) do |send_node|
add_offense(send_node, :selector) if method_name(send_node) == :datetime
end
end
# Check methods.
def on_send(node)
return unless in_migration?(node)
node.each_descendant do |descendant|
add_offense(node, :expression) if descendant.type == :sym && descendant.children.last == :datetime
end
end
def method_name(node)
node.children[1]
end
end
end
end
end
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