Class: YiffSpace::Utils::OpenHash

Inherits:
ActiveSupport::HashWithIndifferentAccess
  • Object
show all
Defined in:
lib/yiffspace/utils/open_hash.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(constructor = nil, respond_to_missing: true) ⇒ OpenHash

Returns a new instance of OpenHash.



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# File 'lib/yiffspace/utils/open_hash.rb', line 8

def initialize(constructor = nil, respond_to_missing: true)
  super(constructor)
  @respond_to_missing = respond_to_missing
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object 



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# File 'lib/yiffspace/utils/open_hash.rb', line 20

def method_missing(name, *args)
  if name.end_with?("=")
    public_send(:[]=, name.to_s.chomp("=").to_sym, args.first)
  elsif key?(name)
    public_send(:[], name)
  elsif @respond_to_missing
    nil
  else
    super
  end
end

Class Method Details

.from(hash = nil, recursive: true, respond_to_missing: true, **kwargs) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/yiffspace/utils/open_hash.rb', line 32

def self.from(hash = nil, recursive: true, respond_to_missing: true, **kwargs)
  hash = kwargs if hash.nil? && kwargs.any?
  raise(ArgumentError, "no hash provided") if hash.nil?

  oh = OpenHash.new(respond_to_missing: respond_to_missing)
  hash.each do |key, value|
    if recursive && value.is_a?(Hash)
      oh[key] = OpenHash.from(value, recursive: recursive)
    elsif recursive && value.is_a?(Array)
      oh[key] = value.map { |v| v.is_a?(Hash) ? OpenHash.from(v, recursive: recursive, respond_to_missing: respond_to_missing) : v }
    else
      oh[key] = value
    end
  end
  oh
end

.from_array(items) ⇒ Object 



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# File 'lib/yiffspace/utils/open_hash.rb', line 49

def self.from_array(items, **)
  items.map { |item| from(item, **) }
end

Instance Method Details

#respond_to_missing?(name, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/yiffspace/utils/open_hash.rb', line 13

def respond_to_missing?(name, include_private = false)
  return true if @respond_to_missing

  name = name.to_s
  key?(name) || name.end_with?("=") || super
end