Method: JSON.deep_const_get

Defined in:
lib/json/common.rb

.deep_const_get(path) ⇒ Object

Return the constant located at path. The format of path has to be either ::A::B::C or A::B::C. In any case, A has to be located at the top level (absolute namespace path?). If there doesn’t exist a constant at the given path, an ArgumentError is raised.



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# File 'lib/json/common.rb', line 36

def deep_const_get(path) # :nodoc:
  path.to_s.split(/::/).inject(Object) do |p, c|
    case
    when c.empty?                  then p
    when p.const_defined?(c, true) then p.const_get(c)
    else
      begin
        p.const_missing(c)
      rescue NameError => e
        raise ArgumentError, "can't get const #{path}: #{e}"
      end
    end
  end
end