Class: Puppet::Pops::Lookup::ExplainTreeNode

Inherits:
ExplainNode show all
Defined in:
lib/puppet/pops/lookup/explainer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from ExplainNode

#branches, #dump_on, #dump_texts, #explain, #inspect, #text

Constructor Details

#initialize(parent) ⇒ ExplainTreeNode

Returns a new instance of ExplainTreeNode.


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# File 'lib/puppet/pops/lookup/explainer.rb', line 55

def initialize(parent)
  @parent = parent
  @event = nil
end

Instance Attribute Details

#event ⇒ Object (readonly)

Returns the value of attribute event


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# File 'lib/puppet/pops/lookup/explainer.rb', line 52

def event
  @event
end

#key ⇒ Object

Returns the value of attribute key


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# File 'lib/puppet/pops/lookup/explainer.rb', line 53

def key
  @key
end

#parent ⇒ Object (readonly)

Returns the value of attribute parent


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# File 'lib/puppet/pops/lookup/explainer.rb', line 52

def parent
  @parent
end

#value ⇒ Object (readonly)

Returns the value of attribute value


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# File 'lib/puppet/pops/lookup/explainer.rb', line 52

def value
  @value
end

Instance Method Details

#dump_outcome(io, indent) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 110

def dump_outcome(io, indent)
  case @event
  when :not_found
    io << indent << 'No such key: "' << @key << "\"\n"
  when :found, :found_in_overrides, :found_in_defaults
    io << indent << 'Found key: "' << @key << '" value: '
    dump_value(io, indent, @value)
    io << ' in overrides' if @event == :found_in_overrides
    io << ' in defaults' if @event == :found_in_defaults
    io << "\n"
  end
  dump_texts(io, indent)
end

#dump_value(io, indent, value) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 124

def dump_value(io, indent, value)
  case value
  when Hash
    io << '{'
    unless value.empty?
      inner_indent = increase_indent(indent)
      value.reduce("\n") do |sep, (k, v)|
        io << sep << inner_indent
        dump_value(io, inner_indent, k)
        io << ' => '
        dump_value(io, inner_indent, v)
        ",\n"
      end
      io << "\n" << indent
    end
    io << '}'
  when Array
    io << '['
    unless value.empty?
      inner_indent = increase_indent(indent)
      value.reduce("\n") do |sep, v|
        io << sep << inner_indent
        dump_value(io, inner_indent, v)
        ",\n"
      end
      io << "\n" << indent
    end
    io << ']'
  else
    io << value.inspect
  end
end

#found(key, value) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 72

def found(key, value)
  @key = key.to_s
  @value = value
  @event = :found
end

#found_in_defaults(key, value) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 66

def found_in_defaults(key, value)
  @key = key.to_s
  @value = value
  @event = :found_in_defaults
end

#found_in_overrides(key, value) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 60

def found_in_overrides(key, value)
  @key = key.to_s
  @value = value
  @event = :found_in_overrides
end

#increase_indent(indent) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 92

def increase_indent(indent)
  indent + '  '
end

#location_not_found ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 88

def location_not_found
  @event = :location_not_found
end

#not_found(key) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 83

def not_found(key)
  @key = key.to_s
  @event = :not_found
end

#result(value) ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 78

def result(value)
  @value = value
  @event = :result
end

#to_hash ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 96

def to_hash
  hash = super
  hash[:key] = @key unless @key.nil?
  hash[:value] = @value if [:found, :found_in_defaults, :found_in_overrides, :result].include?(@event)
  hash[:event] = @event unless @event.nil?
  hash[:texts] = @texts unless @texts.nil?
  hash[:type] = type
  hash
end

#to_s ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 157

def to_s
  "#{self.class.name}: #{@key}, #{@event}"
end

#type ⇒ Object 


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# File 'lib/puppet/pops/lookup/explainer.rb', line 106

def type
  :root
end