Class: Wongi::Engine::ExtensionClause

Inherits:
Object
  • Object
show all
Defined in:
lib/wongi-engine/dsl/extension_clause.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args, &block) ⇒ ExtensionClause

Returns a new instance of ExtensionClause.



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# File 'lib/wongi-engine/dsl/extension_clause.rb', line 6

def initialize *args, &block
  @args = args
  @block = block
end

Instance Attribute Details

#action ⇒ Object

Returns the value of attribute action.



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# File 'lib/wongi-engine/dsl/extension_clause.rb', line 4

def action
  @action
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/wongi-engine/dsl/extension_clause.rb', line 4

def name
  @name
end

#rule ⇒ Object

Returns the value of attribute rule.



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# File 'lib/wongi-engine/dsl/extension_clause.rb', line 4

def rule
  @rule
end

Instance Method Details

#compile(*args) ⇒ Object 



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# File 'lib/wongi-engine/dsl/extension_clause.rb', line 27

def compile *args
  action.call *args
end

#execute(*args) ⇒ Object 



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# File 'lib/wongi-engine/dsl/extension_clause.rb', line 31

def execute *args
  action.call *args
end

#import_into(rete) ⇒ Object 



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# File 'lib/wongi-engine/dsl/extension_clause.rb', line 11

def import_into rete
  if action.respond_to? :call
    self
  else
    a = action.new *@args, &@block
    a.name = name if a.respond_to? :name=
    a.rule = rule if a.respond_to? :rule=
    a.rete = rete if a.respond_to? :rete=
    a
  end
rescue Exception => e
  e1 = Exception.new "error defining clause #{name} handled by #{action}: #{e}"
  e1.set_backtrace e.backtrace
  raise e1
end