Class: Linkage::Configuration::DSL

Inherits:
Object
  • Object
show all
Defined in:
lib/linkage/configuration.rb

Defined Under Namespace

Classes: ComparatorWrapper, DataWrapper, DatasetWrapper, ExpectationWrapper, FieldWrapper, FunctionWrapper, VisualComparisonWrapper

Instance Method Summary collapse

Constructor Details

#initialize(config, &block) ⇒ DSL

Returns a new instance of DSL.



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# File 'lib/linkage/configuration.rb', line 199

def initialize(config, &block)
  @config = config
  @lhs_filters = []
  @rhs_filters = []
  instance_eval(&block)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &block) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 279

def method_missing(name, *args, &block)
  # check for comparators
  md = name.to_s.match(/^be_(.+)$/)
  if md
    klass = Comparator[md[1]]
    if klass
      ComparatorWrapper.new(self, klass, args)
    else
      super
    end
  else
    # check for functions
    klass = Function[name.to_s]
    if klass
      FunctionWrapper.new(self, klass, args)
    else
      super
    end
  end
end

Instance Method Details

#add_exhaustive_expectation(expectation) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 252

def add_exhaustive_expectation(expectation)
  @config.add_exhaustive_expectation(expectation)
  if @config.linkage_type == :self
    @config.linkage_type = expectation.kind
  end
end

#add_simple_expectation(expectation) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 223

def add_simple_expectation(expectation)
  @config.add_simple_expectation(expectation)

  if @config.linkage_type == :self
    case expectation.kind
    when :cross
      @config.linkage_type = :cross
    when :filter
      # If there different filters on both 'sides' of a self-linkage,
      # it turns into a cross linkage.
      these_filters, other_filters =
        case expectation.side
        when :lhs
          [@lhs_filters, @rhs_filters]
        when :rhs
          [@rhs_filters, @lhs_filters]
        end

      these_filters << expectation
      other_filters.each do |other|
        if !expectation.same_except_side?(other)
          @config.linkage_type = :cross
          break
        end
      end
    end
  end
end

#add_visual_comparison(visual_comparison) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 259

def add_visual_comparison(visual_comparison)
  @config.visual_comparisons << visual_comparison
end

#groups_table_name(new_name) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 263

def groups_table_name(new_name)
  @config.groups_table_name = new_name
end

#lhs ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 206

def lhs
  DatasetWrapper.new(self, :lhs, @config.dataset_1)
end

#matches_table_name(new_name) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 275

def matches_table_name(new_name)
  @config.matches_table_name = new_name
end

#original_groups_table_name(new_name) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 267

def original_groups_table_name(new_name)
  @config.original_groups_table_name = new_name
end

#rhs ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 210

def rhs
  DatasetWrapper.new(self, :rhs, @config.dataset_2)
end

#save_results_in(uri, options = {}) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 214

def save_results_in(uri, options = {})
  @config.results_uri = uri
  @config.results_uri_options = options
end

#scores_table_name(new_name) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 271

def scores_table_name(new_name)
  @config.scores_table_name = new_name
end

#set_record_cache_size(num) ⇒ Object 



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# File 'lib/linkage/configuration.rb', line 219

def set_record_cache_size(num)
  @config.record_cache_size = num
end