Class: Glaemscribe::API::Rule

Inherits:
Object
  • Object
show all
Defined in:
lib/api/rule.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(line, rule_group) ⇒ Rule

Returns a new instance of Rule.



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# File 'lib/api/rule.rb', line 33

def initialize(line, rule_group)
  @line       = line
  @rule_group = rule_group
  @mode       = @rule_group.mode
  @sub_rules  = []
  @errors     = []
end

Instance Attribute Details

#dst_sheaf_chain ⇒ Object

Returns the value of attribute dst_sheaf_chain.



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# File 'lib/api/rule.rb', line 28

def dst_sheaf_chain
  @dst_sheaf_chain
end

#errors ⇒ Object (readonly)

Returns the value of attribute errors.



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# File 'lib/api/rule.rb', line 31

def errors
  @errors
end

#line ⇒ Object

Returns the value of attribute line.



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# File 'lib/api/rule.rb', line 27

def line
  @line
end

#mode ⇒ Object (readonly)

Returns the value of attribute mode.



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# File 'lib/api/rule.rb', line 30

def mode
  @mode
end

#src_sheaf_chain ⇒ Object

Returns the value of attribute src_sheaf_chain.



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# File 'lib/api/rule.rb', line 28

def src_sheaf_chain
  @src_sheaf_chain
end

#sub_rules ⇒ Object (readonly)

Returns the value of attribute sub_rules.



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# File 'lib/api/rule.rb', line 29

def sub_rules
  @sub_rules
end

Instance Method Details

#finalize(cross_schema) ⇒ Object 



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# File 'lib/api/rule.rb', line 41

def finalize(cross_schema)
  
  if(@errors.any?)
    @errors.each { |e|
      @mode.errors << Glaeml::Error.new(@line, e)
    }
    return         
  end
  
  srccounter  = SheafChainIterator.new(@src_sheaf_chain)
  dstcounter  = SheafChainIterator.new(@dst_sheaf_chain, cross_schema)
  
  if(srccounter.errors.any?)
    srccounter.errors.each{ |e| @mode.errors << Glaeml::Error.new(@line, e) }
    return
  end
  
  if(dstcounter.errors.any?)
    dstcounter.errors.each{ |e| @mode.errors << Glaeml::Error.new(@line, e) }
    return
  end     

  srcp = srccounter.prototype
  dstp = dstcounter.prototype
  
  if srcp != dstp
    @mode.errors << Glaeml::Error.new(@line, "Source and destination are not compatible (#{srcp} vs #{dstp})")
    return
  end
  
  begin 
   
    # All equivalent combinations ...
    src_combinations  = srccounter.combinations 
   
    # ... should be sent to one destination
    dst_combination   = dstcounter.combinations.first
 
    src_combinations.each{ |src_combination|
      @sub_rules << SubRule.new(self, src_combination, dst_combination)
    }

    dstcounter.iterate()
  end while srccounter.iterate()
  
end

#p ⇒ Object 



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# File 'lib/api/rule.rb', line 88

def p
  ret = ("=" * 30) + "\n"
  @sub_rules.each{ |sr|
    ret += sr.p
  }
  ret
end