Class: Flor::Pro::Sort

Inherits:
Flor::Procedure show all
Defined in:
lib/flor/pcore/sort.rb

Constant Summary

Constants inherited from Flor::Procedure

Flor::Procedure::RVARS, Flor::Procedure::TRUE_ATTS

Instance Attribute Summary

Attributes inherited from Node

#message

Instance Method Summary collapse

Methods inherited from Flor::Procedure

[], core?, #debug_msg, #debug_tree, #end, #flank, #heap, inherited, make, names, #prepare_on_receive_last, #trigger_on_error

Methods inherited from Node

#child_id, #cnodes, #cnodes_any?, #cnodes_empty?, #deref, #descendant_of?, #domain, #exid, #fei, #from, #h, #initialize, #lookup_tree, #lookup_value, #message_or_node_payload, #nid, #node_closed?, #node_ended?, #node_open?, #node_payload, #node_payload_ret, #node_status, #node_status_flavour, #on_error_parent, #parent, #payload, #payload_ret, #point, #reheap, #to_procedure_node, #tree

Constructor Details

This class inherits a constructor from Flor::Node

Instance Method Details

#pre_execute ⇒ Object 



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# File 'lib/flor/pcore/sort.rb', line 52

def pre_execute

  @node['atts'] = []

  @node['col'] = nil # collection
  @node['fun'] = nil # function

  unatt_unkeyed_children
end

#receive_last ⇒ Object 



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# File 'lib/flor/pcore/sort.rb', line 82

def receive_last

  @node['col'] ||= node_payload_ret

  if @node['col'].empty?
    wrap('ret' => @node['col'])
  elsif @node['fun']
    quick_sort
  else
    default_sort
  end
end

#receive_non_att ⇒ Object 



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# File 'lib/flor/pcore/sort.rb', line 62

def receive_non_att

  if @node['ranges']

    quick_partition_receive

  else

    r = payload['ret']

    if Flor.is_func_tree?(r)
      @node['fun'] ||= r
    elsif Flor.is_collection?(r)
      @node['col'] ||= r
    end

    super
  end
end