Class: Rack::Mount::Analysis::Splitting

Inherits:
Frequency
  • Object
show all
Defined in:
lib/rack/mount/analysis/splitting.rb

Defined Under Namespace

Classes: Key

Constant Summary collapse

NULL = 
"\0".freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Frequency

#expire!, #initialize, #possible_keys, #report

Constructor Details

This class inherits a constructor from Rack::Mount::Analysis::Frequency

Instance Attribute Details

#separators(key) ⇒ Object 



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# File 'lib/rack/mount/analysis/splitting.rb', line 41

def separators(key)
  @separators ||= {}
  @separators[key] ||= lookup_separators(key)
end

Instance Method Details

#<<(key) ⇒ Object 



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# File 'lib/rack/mount/analysis/splitting.rb', line 34

def <<(key)
  super
  key.each_pair do |k, v|
    analyze_capture_boundaries(v, @boundaries[k] ||= Histogram.new)
  end
end

#clear ⇒ Object 



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# File 'lib/rack/mount/analysis/splitting.rb', line 29

def clear
  @boundaries = {}
  super
end

#lookup_separators(key) ⇒ Object 



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# File 'lib/rack/mount/analysis/splitting.rb', line 47

def lookup_separators(key)
  @boundaries[key].keys_in_upper_quartile
end

#process_key(requirements, method, requirement) ⇒ Object 



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# File 'lib/rack/mount/analysis/splitting.rb', line 51

def process_key(requirements, method, requirement)
  separators = separators(method)
  if requirement.is_a?(Regexp) && separators.any?
    generate_split_keys(requirement, separators).each_with_index do |value, index|
      requirements[Key.new(method, index, Regexp.union(*separators))] = value
    end
  else
    super
  end
end