module Groonga
class TableCursor
include Enumerable
class << self
def open(*arguments)
cursor = open_raw(*arguments)
if block_given?
begin
yield(cursor)
ensure
cursor.close
end
else
cursor
end
end
end
def each
loop do
id = self.next
return if id == Groonga::ID::NIL
yield(id)
end
end
end
end