Class: Igniter::Extensions::Contracts::Provenance::NodeTrace

Inherits:
Object
  • Object
show all
Defined in:
lib/igniter/extensions/contracts/provenance/node_trace.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name:, kind:, value:, contributing: {}) ⇒ NodeTrace

Returns a new instance of NodeTrace.



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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 10

def initialize(name:, kind:, value:, contributing: {})
  @name = name.to_sym
  @kind = kind.to_sym
  @value = value
  @contributing = contributing.freeze
  freeze
end

Instance Attribute Details

#contributing ⇒ Object (readonly)

Returns the value of attribute contributing.



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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 8

def contributing
  @contributing
end

#kind ⇒ Object (readonly)

Returns the value of attribute kind.



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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 8

def kind
  @kind
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 8

def name
  @name
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 8

def value
  @value
end

Instance Method Details

#contributing_inputs ⇒ Object 



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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 26

def contributing_inputs
  return { name => value } if input?

  contributing.each_value.with_object({}) do |trace, memo|
    memo.merge!(trace.contributing_inputs)
  end
end

#input? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 18

def input?
  kind == :input
end

#leaf? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 22

def leaf?
  contributing.empty?
end

#path_to(input_name) ⇒ Object 



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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 38

def path_to(input_name)
  target = input_name.to_sym
  return [name] if name == target

  contributing.each_value do |trace|
    path = trace.path_to(target)
    return [name] + path if path
  end

  nil
end

#sensitive_to?(input_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/igniter/extensions/contracts/provenance/node_trace.rb', line 34

def sensitive_to?(input_name)
  contributing_inputs.key?(input_name.to_sym)
end