Module: Sbuilder::ExtensionLoader_Deprecated_Step_Extensions

Included in:
ExtensionLoader
Defined in:
lib/sbuilder/extension_loader_deprecated_step_extensions.rb

Constant Summary collapse

@@validStepExtension_required = 
["interface" ]
@@validStepExtension_allowed = 
@@validStepExtension_required  + ["input", "bindExact", "inputs"]
@@validStepExtension_input = 
[ "input" ]

Instance Method Summary collapse

Instance Method Details

#addTemplateData(mustacheTemplateData, keys, indexes) ⇒ Object

ensure that templateData element in [‘keys’] and [‘indexes’] exists in ‘mustacheTemplateData’.



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 609

def addTemplateData( mustacheTemplateData, keys, indexes )
  
  templateData = mustacheTemplateData
  prev = templateData
  keys.each_with_index do |key,i|
    index = indexes[i]
    # puts "addTemplateData:  key=#{key}, #{i}, index #{index}"
    templateData = templateData['columns'].select{ |column| column[:parameter_name] == key }.first
    if templateData.nil? then
      templateData = initRecord( key )
      addColumn( prev, templateData )
      # puts "addTemplateData: added #{templateData} for key #{key} --> #{mustacheTemplateData}"
    else
      # puts "addTemplateData: exists #{templateData} for key #{key}"
    end
    
    prev = templateData
    
    # # puts "data1=#{data}"
    # if !index.nil? then
    #   templateData = templateData['rows'][index]
    #   # puts "data2=#{data}"
    # end
  end # iterate

  return templateData
end

#expandDefaults(interfaceParameters, defaultValue, templateData) ⇒ Object

add expanded parameters to ‘templateData’



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 289

def expandDefaults( interfaceParameters, defaultValue, templateData )
  
  # puts "\nexpandDefaults defaultValue=#{defaultValue} on '#{templateData}' missing from #{interfaceParameters}"
  # return unless templateData

  # array of 'parameter_name' fields found on templateData
  definedParameters = templateData && templateData['columns'] ?  templateData['columns'].map { |column| column[:parameter_name] } : []
  
  # select parameters, which are not defined on 'templateData'
  # (i.e. missing from 'definedParameters') append new entries in
  # 'templateData' with 'defaultValue' expanded
  
  parametersToBe( interfaceParameters ).select do |param|

    # puts "expandDefaults param=#{param} of #{param.class}"
    # select for expsion
    # if NOT already defined i.e. NOT in definedParameters
    # if CARDNIALITY defined (ie. paramter_dom object)
    
    !definedParameters.include?( param[:parameter_name] ) && !param[:cardinality].nil?
    
  end.each do |param|
    # one more added - modify comm
    templateData['columns'].last["_comma"] = ',' if templateData && templateData['columns'] && templateData['columns'].length > 0

    # puts  "added fied #{param[:parameter_name]}"
    # create default entry
    expadedElement = {
      :parameter_name => param[:parameter_name],
      "_comma" => '',
      "rows" => false,
      "columns" => false,
    }
    
    expadedElement = expandDefaultValue( expadedElement, defaultValue, param )
    # ensure that 'columns' array exists (espeically case when
    # only _default defined in step extension)
    templateData['columns'] = [] unless templateData && templateData['columns']
    templateData['columns'] << expadedElement
    
  end # apped new entries to 'templateData'

  templateData

end

#expandDefaultValue(expadedElement, defaultValue, param) ⇒ Object

update :domain_value (whewn ‘defaultValue’ is String), or :domain_element= #:domain_prefix#:domain_prefix“ otherwise



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 354

def expandDefaultValue( expadedElement, defaultValue, param )

  # Case 'String'
  return expadedElement.merge( { :domain_value => defaultValue, :domain_element => false }) if defaultValue.is_a?( String )

  # Case 'Interger'
  # puts "expandDefaultValue param=#{param}"
  if defaultValue.is_a?( Integer ) then
    raise ExtensionException.new  "      Cardinality of the default exceeds the cardinality of the parameter domain\n        \n         cardinality of default : \#{defaultValue}\n         cardinality on domain  : \#{param[:cardinality]}\n         name of parameter      : \#{param[:parameter_name]}\n         domain name            : \#{param[:domain_name]}\n\n    EOS\n    return  expadedElement.merge( { :domain_element => getDomainElement( param, defaultValue ), :domain_value => false } )\n  end\n\n  # else - unknown value\n  raise raise ExtensionException.new <<-EOS\n       Unknown type \#{defaultValue.class} for default \#{defaultValue} value encountered.\n\n              Exteding paramter \#{param}\n      EOS\nend\n" if  defaultValue > param[:cardinality]

#expandStepInputForDefaults(interface, stepExtensionInputs) ⇒ Object

‘expandedInputs’ includes all ‘interaface’ fields (recurisively)



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 162

def expandStepInputForDefaults( interface, stepExtensionInputs )

  # make a deeeep copy
  # puts( "expandStepInputForDefaults: stepExtensionInputs=#{stepExtensionInputs.to_yaml}\n\n" )
  expandedInputs  =  Marshal.load( Marshal.dump( stepExtensionInputs ))
  
  # recurse 'interface' and ensure that 'expandedInputs' structure
  # corresponds 'interface' structure
  expandStepInputForDefaultsRecursion( interface, expandedInputs )

  # puts( "expandStepInputForDefaults: expandedInputs=#{expandedInputs.to_yaml}\n\n" )      
  return expandedInputs
    
end

#expandStepInputForDefaultsRecursion(paramSet, stepExtensionInput) ⇒ Object

recurs ‘paramSet’ in synch with ‘stepExtensionDef’: for each non-leaf paramter (i.e. a a parameter referencing to an other paramset) ensure that ‘stepExtensionDef’ also this entry



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 180

def expandStepInputForDefaultsRecursion( paramSet, stepExtensionInput )

  @logger.debug( "#{__method__} paramSet=#{paramSet}, stepExtensionInput=#{stepExtensionInput}, stepExtensionInput.nil?=#{stepExtensionInput.nil?}" )

  # when no 'input' on 'step-extension'
  stepExtensionInput = {}  if stepExtensionInput.nil?
  
  paramSet.parameters.each do |parameter|
    if parameter.isReference && stepExtensionInput.is_a?( Hash ) then
      # add empty input parameter (if not defined) for records (ie. Hashe).
      # rows are not expanded (we do not know many we should add)
      # stepExtensionInput[parameter.name] = initRecord( parameter.name ) unless stepExtensionInput.has_key?( parameter.name )
      stepExtensionInput[parameter.name] = {} unless stepExtensionInput.has_key?( parameter.name )
      # recurse referenced 'paramSet' together with 'stepExtensionDef'
      expandStepInputForDefaultsRecursion( parameter.getResolvedReference, stepExtensionInput[parameter.name] )
    end
  end
end

#extendNumbering(mustacheTemplateData) ⇒ Hash

assign ‘_first’ element for hash within ‘mustacheTemplateData’

Parameters:

  • mustacheTemplateData (Hash)

Returns:

  • (Hash) —

    ‘mustacheTemplateData’ with record elements numbered



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 402

def extendNumbering( mustacheTemplateData )

  recurseHash( mustacheTemplateData ) do |h,k,v,i|
    v["_index"] = i
  end
  return mustacheTemplateData
end

#extendStep(stepExtensionDef) ⇒ Object

extend steps: recurse ‘stepExtensionDef’ and create a hash, which can passed to mustache templates



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 57

def extendStep( stepExtensionDef )
  @logger.info( "#{__method__} stepExtensionDef=#{stepExtensionDef}" )

  validateProperties( stepExtensionDef, @@validStepExtension_required, @@validStepExtension_allowed )

  # access paramSet for interface being extenedd && assert that it also exists
  interface = controller.getInterface( stepExtensionDef['interface'] )

  # create new param-set && configure it
  stepParamSet = controller.createParamSet( Sbuilder::Constants::PARAM_SET_STEPS )
  stepParamSet.setInterfaceReference( interface )
  stepParamSet.setBindExact( stepExtensionDef["bindExact"] )      

  # iterate stepParamSet['inputs']/stepParamSet['input'] to create
  # mustacheTemplateData & add use 'stepParamSet.addInput' add it
  # to 'stepParamSet'
  extendStep_Inputs( interface, stepParamSet, stepExtensionDef )

  # pass extension for controller - to delegate to model
  controller.extendStep( stepParamSet )      

end

#extendStep_Input(interface, stepParamSet, stepExtensionDefInputs) ⇒ Object

expand one input to a mustache template



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 139

def extendStep_Input( interface, stepParamSet, stepExtensionDefInputs )

    # convert input paramters for the interface to datastructure, which
    # can passed to template rendering
    mustacheTemplateData = extendStepInputs( interface, stepExtensionDefInputs )

    # add missing sub-documents in 'stepExtensionDef'
    expandedStepExtensionDef = expandStepInputForDefaults(  interface, stepExtensionDefInputs )
    
    # add _default values for parameters not defined
    # NB: expandedStepExtensionDef = stepExtensionDef['input']
    mustacheTemplateData = extendStepDefaults( interface, expandedStepExtensionDef, mustacheTemplateData )

    # assign unique number to hash element in 'mustacheTemplateData'
    mustacheTemplateData = extendNumbering( mustacheTemplateData )        

    # added to stepParameterSet
    return mustacheTemplateData
  
end

#extendStep_Inputs(interface, stepParamSet, stepExtensionDef) ⇒ Object 



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 84

def extendStep_Inputs( interface, stepParamSet, stepExtensionDef )

  raise ExtensionException.new  "  Property 'input' cannot be defined together with 'inputs' in \#{stepExtensionDef.to_yaml}\n\n  Use \n\n    inputs:\n       - input: \n            ...\n       - input: \n            ...\n\n  or for a single input\n\n    input:\n       ....\n  EOS\n\n  raise ExtensionException.new  <<-EOS if stepExtensionDef['inputs'] && stepExtensionDef['bindExact'] != true\n  Property 'inputs' cannot be defined unless 'bindExact' true.\n\n  Error in in \#{stepExtensionDef.to_yaml}\n\n  EOS\n  \n\n  # process either 'inputs' or 'input'\n  stepExtensionDefInputs = stepExtensionDef['inputs'] ? stepExtensionDef['inputs'] : [ { 'input' => stepExtensionDef['input'] } ]\n\n  # loop\n  stepExtensionDefInputs.each do |stepExtensionDefInput|\n\n    # single case: create 'mustacheTemplateData' and add it to\n    # 'stepParamSet'\n    begin\n      \n      validateProperties( stepExtensionDefInput, @@validStepExtension_input  )\n      \n      mustacheTemplateData = extendStep_Input( interface, stepParamSet, stepExtensionDefInput['input'] )\n      @logger.debug \"\#{__method__}, mustacheTemplateData=\#{mustacheTemplateData.to_yaml}\"\n      stepParamSet.addInput( mustacheTemplateData )\n\n    rescue ExtensionException => ee\n      msg = \"Error \#{ee} caused by \#{ee.backtrace.join(\"\\n\")} when extending interface '\#{stepExtensionDef['interface']}'\\n\\n\"\n      @logger.error( \"\#{__method__} \#{msg}\" )\n      raise ExtensionException.new( msg )\n    end\n    \n  end #  iterate\n\nend\n" if stepExtensionDef['input'] && stepExtensionDef['inputs']

#extendStepDefaults(interface, stepExtensionInputs, mustacheTemplateData) ⇒ Object

recurse ‘stepExtensionInputs’ and use it to set default values in ‘mustacheTemplateData’ structure.



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 205

def extendStepDefaults( interface, stepExtensionInputs, mustacheTemplateData )
  # puts "extendStepDefaults - starting"
  # recrurse 'stepExtensionInputs' and yield 'rows' && 'records'
  recurseStepDefaults( stepExtensionInputs ) do |type, keys, indexes, stepExtensionInput, defaultValues|
    # puts "type=#{type}, keys=#{keys}, indexes=#{indexes}, stepExtensionInput=#{stepExtensionInput}, defaultValues=#{defaultValues}"

    # configuration in model
    interfaceParameters = locateParameter( interface, keys )

    # what we have expanded so far - using 'stepExtensionInputs'
    templateData = locateTemplateData( mustacheTemplateData, keys, indexes )

    # default value is on the top of the stack
    # defaultValue = defaultValues.last 
    # defaultValue is the last non-nil value on stack 'defaultValues'
    defaultValue = defaultValues.reverse.find { |v| !v.nil? } 

    next unless defaultValue

    # create an entry in 'mustacheTemplateData' if path 'keys'/'indexes' no configuration
    # in 'step-extension' 'input'
    templateData = addTemplateData( mustacheTemplateData, keys, indexes ) unless templateData
    expandDefaults( interfaceParameters, defaultValue, templateData )          
    
    # case type
    # when "row"
    #   next unless defaultValue
    #   # access data row 'index'
    #   index = indexes.last
    #   # expandDefaults( interfaceParameters, defaultValue, templateData['rows'][index] )
    #   puts "row-expansion templateData=#{templateData}"
    #   expandDefaults( interfaceParameters, defaultValue, templateData )          
    # when "record"
    #   # possibly no default value defined
    #   next unless defaultValue
    #   expandDefaults( interfaceParameters, defaultValue, templateData )
    # else
    #   # should not happen
    #   raise "Unknown type #{type}"
    # end
  end
  # empty is returnet as boolean false
  mustacheTemplateData  = false if mustacheTemplateData  == {}
  
  mustacheTemplateData      
end

#extendStepInputs(interface, stepExtensionInputs) ⇒ Object

recurse ‘stepExtensionInputs’ configuration and create a hash structure, which can be passed to mustache template



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 434

def extendStepInputs( interface, stepExtensionInputs )
  @logger.debug( "#{__method__} stepExtensionInputs=#{stepExtensionInputs}" )

  # recursion uses this as a stack
  subDocumentStack = []
  subDocumentStack.push( {} )


  stepExtensionInputs && recurseStepInputs(  stepExtensionInputs ) do |act,keys,domainElement,row|
    # puts "#{act}, keys=#{keys},domainElement=#{domainElement}, #{row}"
    
    # uses path  [keys] in 'interface' to locate parameter to extend
    extededParameter = locateParameter( interface, keys )
    parameterName = keys.last
    next if parameterName[0] == "_"

    case act
    when "="
      @logger.debug( "#{__method__} extededParameter=#{extededParameter.name}, extededParameter.resolvedDomain=#{extededParameter.resolvedDomain}" )
       input = {
        :parameter_name => parameterName,
        :domain_element => getDomainElement2(extededParameter, domainElement),
        "rows" => false,
        "columns" => false,
        "_comma" => ','
      }
      # create new parameter && add it to the paramSet
      raise ExtensionException.new  "      The cardinality on step exceeds the cardinality of the parameter domain\n         \n          Name of parameter  : \#{extededParameter.name}\n          Name of parameter domain  : \#{extededParameter.resolvedDomain.name}\n          Cardinality of the parameter domain : \#{extededParameter.resolvedDomain.cardinality}\n          Cardinality defined: \#{domainElement}\n\n      EOS\n\n      subDocumentStack.last[\"columns\"] = [] unless subDocumentStack.last[\"columns\"]          \n      subDocumentStack.last[\"columns\"] << input\n    when \"[\"\n      input = initRecord( parameterName )\n      # {\n      #   :parameter_name => parameterName,\n      #   \"rows\" => false,\n      #   \"columns\" => false,\n      # }\n      subDocumentStack.last[\"columns\"] = [] unless subDocumentStack.last[\"columns\"]          \n      subDocumentStack.last[\"columns\"] << input\n      subDocumentStack.push( input )\n    when \"]\"\n      # end of sub-record\n      input = subDocumentStack.pop\n      # last element has no comma\n      input['columns'].last[\"_comma\"] = '' if input['columns']\n    when \"<<\"\n      if row == 0 then\n        # start of array processing = start of row\n        input = initRecord( parameterName )\n        # {\n        #   :parameter_name => parameterName,\n        #   \"rows\" => false,\n        #   \"columns\" => false,\n        # }\n        subDocumentStack.push( addColumn( subDocumentStack.last, input ))\n                                                   \n        # subDocumentStack.last[\"columns\"] = [] unless subDocumentStack.last[\"columns\"]\n        # subDocumentStack.last[\"columns\"] << input\n        # subDocumentStack.push( input )          \n      else\n        # start a new row in an array\n        input = {\n          \"rows\" => false,\n          \"columns\" => false,\n          \"_comma\" => \",\",              \n        }\n        subDocumentStack.push( input )                      \n      end\n      \n    when \">>\"\n      if row == 0 then\n        # end of array \n        input  = subDocumentStack.pop\n        input['rows'].last[\"_comma\"] = '' if input['rows']                        \n        input['columns'].last[\"_comma\"] = '' if input['columns']            \n\n      else\n        input = subDocumentStack.pop\n        input['rows'].last[\"_comma\"] = '' if input['rows']                        \n        input['columns'].last[\"_comma\"] = '' if input['columns']            \n        # puts \"subDocumentStack=\#{subDocumentStack}\"\n        subDocumentStack.last[\"rows\"] = [] unless subDocumentStack.last[\"rows\"]\n        subDocumentStack.last[\"rows\"] << input\n      end\n    else\n      raise \"Unknown act \#{act}\"\n    end\n  end\n\n  raise \"subDocumentStack should have been empty \#{subDocumentStack}\" unless subDocumentStack.length == 1\n  ret = subDocumentStack.first\n\n  # last element has no _comma always \n  ret['columns'].last[\"_comma\"] = '' if ret['columns']\n  \n  @logger.info( \"\#{__method__} return=\#{ret}\" )\n  return ret\n  \nend\n" if domainElement.is_a?( Integer ) && extededParameter.resolvedDomain.cardinality < domainElement

#getDomainElement(param, defaultValue) ⇒ Object

“#Sbuilder::ExtensionLoader_Deprecated_Step_Extensions.extededParameterextededParameter.resolvedDomainextededParameter.resolvedDomain.name_#domainElement”



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 387

def getDomainElement( param, defaultValue )
  # ret = "#{param[:domain_prefix]}#{defaultValue}"
  ret = model.getDomain(param[:domain_name]).domain_entry( defaultValue )
  # puts( "getDomainElement: param=#{param}, defaultValue=#{defaultValue} --> #{ret}" )
  return ret

end

#getDomainElement2(extededParameter, domainElement) ⇒ Object 



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 382

def getDomainElement2( extededParameter, domainElement )
  # puts( "extededParameter=#{extededParameter}, domainElement=#{domainElement}" )
  return extededParameter.resolvedDomain.domain_entry( domainElement )
  # "#{extededParameter.resolvedDomain.name}_#{domainElement}"
end

#locateParameter(interface, keys) ⇒ Object

uses path [keys] in ‘interface’ to locate parameter



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 590

def locateParameter( interface, keys )
  extededParameter = interface
  if keys.any?
    extededParameter = keys.inject(interface) { |p,key|
      # _default paramtes not real parameters
      next if key == "_default"
      p = p.locateParameter( key )
      # resolve in model context - possible for paramter_ref
      # p = p.getResolvedReference( controller.model ) if p.respond_to?( :getResolvedReference )
      p = p.getResolvedReference if p.respond_to?( :getResolvedReference )          
      p
    }
    @logger.debug( "#{__method__} keys #{keys}->extededParameter=#{extededParameter}" )
  end
  return extededParameter
end

#locateTemplateData(mustacheTemplateData, keys, indexes) ⇒ Object

uses path in [keys] and [‘indexes’] to locate data ‘mustacheTemplateData’.



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 639

def locateTemplateData( mustacheTemplateData, keys, indexes )
  ret = mustacheTemplateData
  i = 0
  if keys.any?
    ret = keys.inject(ret) { |data,key|
      index = indexes[i]
      i += 1
      # puts "\n\nindex=#{index} of #{indexes}, i=#{i}, key=#{key} on '#{data}'"
      break unless data
      data = data['columns'].select{ |column| column[:parameter_name] == key }.first
      # puts "data1=#{data}"
      if !index.nil? then
        data = data['rows'][index]
        # puts "data2=#{data}"
      end
      
      # if index.nil? then
      # else
      #   data = data['rows'][index]['columns'].select{ |column| column[:parameter_name] == key }.first            
      # end
      data
    }
  end
  return ret
end

#parametersToBe(interfaceParameters) ⇒ Object

retrurn array of hashes(:parameter_name, :cardinality, :domain_prefix) on an interface parameters



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 337

def parametersToBe( interfaceParameters )
  @logger.debug( "#{__method__} interfaceParameters=#{interfaceParameters}" )
  parameters = interfaceParameters.parameters.map do |parameter|
    # puts "parameter=#{parameter}"
    {
      :parameter_name => parameter.name,
      :cardinality => parameter.respond_to?( :resolvedDomain) ? parameter.resolvedDomain.cardinality : nil,
      # :domain_prefix => parameter.respond_to?( :resolvedDomain) ? parameter.resolvedDomain.domain_prefix : nil,
      :domain_name => parameter.respond_to?( :resolvedDomain) ? parameter.resolvedDomain.domain_name : nil,
    }

  end
  return parameters
end

#recurseHash(hash, &block) ⇒ Object

recurse hash, and yield ‘hash’, ‘key’, ‘value’, ‘index’ for each entry within the hash structure, which is_a?(Hash).



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 413

def recurseHash( hash, &block )

  hash && hash.each_with_index do |(k,v),index|
    if  v.is_a?( Hash )  then
      yield  hash, k, v, index
      recurseHash( v, &block)
    elsif v.is_a?( Array )  then
      v.each_with_index do |array_element,i|
        if array_element.is_a?(Hash)
          yield  hash, k, array_element, i 
          recurseHash( array_element, &block)
        end
      end
    end
  end
end

#recurseStepDefaults(stepExtensionInputs, keys = [], indexes = [], defaultValues = nil, &block) ⇒ Object

recurse ‘stepExtensionInputs’ and yield

  • record|row, [keys], parameterDef



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 254

def recurseStepDefaults( stepExtensionInputs, keys=[], indexes=[], defaultValues=nil, &block )
  # puts "recurseStepDefaults(enter) stepExtensionInputs=#{stepExtensionInputs}" 
  return unless stepExtensionInputs
  # init defaultValues
  defaultValues = [ stepExtensionInputs["_default"] ] unless defaultValues
  if !keys.any? then
    # puts "recurseStepDefaults(init) #{stepExtensionInputs}"
    yield "record", keys, indexes, stepExtensionInputs, defaultValues
  end
  stepExtensionInputs.each do |parameterName, parameterDef|
    if parameterDef.is_a?( Array ) then
      parameterDef.each.with_index do |parameterDefRow,index|
        defaultValues.push( parameterDefRow["_default"] )
        # puts "recurseStepDefaults:(array) resolved-defaultValues=#{defaultValues} index=#{index},  for parameterDefRow=#{parameterDefRow}"
        yield "row", keys + [parameterName], indexes + [index], parameterDefRow, defaultValues
        recurseStepDefaults( parameterDefRow, keys + [parameterName], indexes + [index], defaultValues, &block)
        defaultValues.pop            
      end
    elsif parameterDef.is_a?( Hash ) then
      defaultValues.push( parameterDef["_default"] )
      # puts "recurseStepDefaults:(hash): resolved-defaultValues=#{defaultValues} keys=#{keys},  for parameterDef=#{parameterDef}"          
      yield "record", keys + [parameterName], indexes + [nil], parameterDef, defaultValues
      recurseStepDefaults( parameterDef, keys + [parameterName], indexes + [nil], defaultValues, &block)
      defaultValues.pop
    else
      # puts "recurseStepDefaults:(else): resolved-defaultValues=#{defaultValues} keys=#{keys},  for parameterDef=#{parameterDef}"                    
      # leaf entry
    end

  end

end

#recurseStepInputs(stepExtensionInputs, keys = [], row = 0, &block) ⇒ Object

Recurse ‘stepExtensionInputs’ (i.e. hash under key ‘step-extension’ ). During recursion yield:

: reference parameter, domainElement

[ : starts hash ] : end hash << : array >> : end array



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# File 'lib/sbuilder/extension_loader_deprecated_step_extensions.rb', line 550

def recurseStepInputs( stepExtensionInputs, keys=[], row=0, &block )
  stepExtensionInputs.each do |parameterName, parameterDef|
    begin 
      if parameterDef.is_a?( Array ) then
        yield "<<", keys + [parameterName], nil, 0
        parameterDef.each.with_index do |parameterDefRow,index|
          yield "<<", keys + [parameterName], nil, index+1
          recurseStepInputs( parameterDefRow, keys + [parameterName], index+1, &block )
          yield ">>", keys + [parameterName], nil, index+1
        end
        yield ">>", keys + [parameterName], nil, 0
        
      elsif parameterDef.is_a?( Hash ) then
        yield "[", keys + [parameterName], nil, row          
        recurseStepInputs( parameterDef, keys + [parameterName], row, &block  )
        yield "]", keys + [parameterName], nil, row          
      else
        # do not process "meta fields" e.g '_default'
        yield "=", keys + [parameterName], parameterDef, row
      end
    rescue SbuilderException => e
      msg = "      Error:\n\n      \#{e.message}  \n\n\n      when processing parameter \#{parameterName} with definition:\n\n      \#{parameterDef.to_yaml}\n\n      EOS\n      @logger.error( \"\#{__method__} \#{msg}\" )\n      raise Sbuilder::LoaderException.new, msg, e.backtrace\n    end\n  end\nend\n".gsub( /^\s*/, '' )