_xmlschema

# File lib/date/format.rb, line 1130
  def self._xmlschema(str) # :nodoc:
    if /\A\s*(-?\d{4,})(?:-(\d{2})(?:-(\d{2}))?)?
        (?:t
          (\d{2}):(\d{2}):(\d{2})(?:\.(\d+))?)?
        (z|[-+]\d{2}:\d{2})?\s*\z/x =~ str
      e = Format::Bag.new
      e.year = $1.to_i
      e.mon = $2.to_i if $2
      e.mday = $3.to_i if $3
      e.hour = $4.to_i if $4
      e.min = $5.to_i if $5
      e.sec = $6.to_i if $6
      e.sec_fraction = Rational($7.to_i, 10**$7.size) if $7
      if $8
        e.zone = $8
        e.offset = zone_to_diff($8)
      end
      e.to_hash
    elsif /\A\s*(\d{2}):(\d{2}):(\d{2})(?:\.(\d+))?
        (z|[-+]\d{2}:\d{2})?\s*\z/x =~ str
      e = Format::Bag.new
      e.hour = $1.to_i if $1
      e.min = $2.to_i if $2
      e.sec = $3.to_i if $3
      e.sec_fraction = Rational($4.to_i, 10**$4.size) if $4
      if $5
        e.zone = $5
        e.offset = zone_to_diff($5)
      end
      e.to_hash
    elsif /\A\s*(?:--(\d{2})(?:-(\d{2}))?|---(\d{2}))
        (z|[-+]\d{2}:\d{2})?\s*\z/x =~ str
      e = Format::Bag.new
      e.mon = $1.to_i if $1
      e.mday = $2.to_i if $2
      e.mday = $3.to_i if $3
      if $4
        e.zone = $4
        e.offset = zone_to_diff($4)
      end
      e.to_hash
    end
  end