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module Groonga
class Database
def each_raw(options=nil)
return to_enum(__method__, options) unless block_given?
if options
min = options[:prefix]
order = options[:order]
order_by = options[:order_by]
else
min = nil
order = :ascending
order_by = :id
end
flags = 0
if order == :descending
flags |= TableCursorFlags::DESCENDING
else
flags |= TableCursorFlags::ASCENDING
end
if order_by == :id
flags |= TableCursorFlags::BY_ID
else
flags |= TableCursorFlags::BY_KEY
end
flags |= TableCursorFlags::PREFIX if min
TableCursor.open(self, :min => min, :flags => flags) do |cursor|
cursor.each do |id|
yield(id, cursor)
end
end
end
def each(options=nil)
return to_enum(__method__, options) unless block_given?
context = Context.instance
each_raw(options) do |id, cursor|
object = context[id]
yield(object) if object
end
end
def each_name(options=nil)
return to_enum(__method__, options) unless block_given?
each_raw(options) do |id, cursor|
name = cursor.key
yield(name)
end
end
def each_table(options={})
return to_enum(__method__, options) unless block_given?
context = Context.instance
each_name(options) do |name|
next if name.include?(".")
object = context[name]
yield(object) if object.is_a?(Table)
end
end
end
end
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