class Facter::FactCollection
Public Class Methods
new()
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Calls superclass method
# File lib/facter/models/fact_collection.rb, line 5 def initialize super @log = Log.new(self) end
Public Instance Methods
build_fact_collection!(facts)
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Transorms a list of {Facter::ResolvedFact} into a nested collection. @param facts [Array<Facter::ResolvedFact>]
@return [FactCollection]
@api private
# File lib/facter/models/fact_collection.rb, line 20 def build_fact_collection!(facts) facts.each do |fact| next if %i[core legacy].include?(fact.type) && fact.value.nil? bury_fact(fact) end self end
bury(*args)
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# File lib/facter/models/fact_collection.rb, line 56 def bury(*args) raise ArgumentError, '2 or more arguments required' if args.count < 2 if args.count == 2 self[args[0]] = args[1] else arg = args.shift self[arg] = FactCollection.new unless self[arg] self[arg].bury(*args) unless args.empty? end self end
dig_fact(user_query)
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# File lib/facter/models/fact_collection.rb, line 30 def dig_fact(user_query) value(user_query) rescue KeyError, TypeError nil end
to_yaml()
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# File lib/facter/models/fact_collection.rb, line 10 def to_yaml deep_to_h.to_yaml end
value(user_query)
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Collection#fetch implementation for nested collections. @param user_query [String] the search terms, separated by “.”
@return [String]
@example for fact_collection = { “os”: { “name”: “Darwin” } }
fact_collection.fetch("os.name") #=> "Darwin"
@api private
# File lib/facter/models/fact_collection.rb, line 45 def value(user_query) fetch(user_query) do split_user_query = Facter::Utils.split_user_query(user_query) split_user_query.reduce(self) do |memo, key| raise KeyError unless memo.respond_to?(:fetch) memo.fetch(key) { memo.fetch(key.to_s) } end end end
Private Instance Methods
bury_fact(fact)
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# File lib/facter/models/fact_collection.rb, line 78 def bury_fact(fact) split_fact_name = extract_fact_name(fact) bury(*split_fact_name << fact.value) rescue NoMethodError @log.error("#{fact.type.to_s.capitalize} fact `#{fact.name}` cannot be added to collection."\ ' The format of this fact is incompatible with other'\ " facts that belong to `#{fact.name.split('.').first}` group") end
deep_to_h(collection = self)
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# File lib/facter/models/fact_collection.rb, line 72 def deep_to_h(collection = self) collection.each_pair.with_object({}) do |(key, value), hash| hash[key] = value.is_a?(FactCollection) ? deep_to_h(value) : value end end
extract_fact_name(fact)
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# File lib/facter/models/fact_collection.rb, line 87 def extract_fact_name(fact) case fact.type when :legacy [fact.name] when :custom, :external Options[:force_dot_resolution] == true ? fact.name.split('.') : [fact.name] else fact.name.split('.') end end