Class: Flor::Pro::Define

Inherits:
Flor::Procedure show all
Defined in:
lib/flor/pcore/define.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, #pre_execute, #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

#execute ⇒ Object 



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# File 'lib/flor/pcore/define.rb', line 43

def execute

  if i = att_children.index { |c| %w[ _dqs _sqs ].include?(c[1].first.first) }
    execute_child(i)
  else
    receive_att
  end
end

#receive_att ⇒ Object 



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

def receive_att

  t, sig = flatten_tree

  bad_param =
    sig.inject(nil) { |r, a|
      a10 = a[1][0]
      pa = a10[0] == '_ref' && a10[1].size > 1 && a10[1].collect { |e| e[1] }
      break pa.join('.') if pa && ! pa[0].match(/\A(f|fld|field)\z/)
      nil }

  fail Flor::FlorError.new(
    "cannot accept #{bad_param.inspect} as parameter", self
  ) if bad_param

  cnode = lookup_var_node(@node, 'l')
  cnid = cnode['nid']
  fun = counter_next('funs') - 1

  (cnode['closures'] ||= []) << fun

  val = [
    '_func',
    { 'nid' => nid, 'tree' => t, 'cnid' => cnid, 'fun' => fun },
    t[2] ]

  if heap == 'define'
    name =
      if @message['point'] == 'execute'
        t[1].first[1].first[0]
      else
        payload['ret']
      end
    set_var('', name, val)
  end

  wrap('ret' => val)
end