# copied from https://dev.to/ayushn21/how-to-generate-yaml-from-ruby-objects-without-type-annotations-4fli
module Storazzo
    module Hashify
        # Classes that include this module can exclude certain
        # instance variable from its hash representation by overriding
        # this method
        def ivars_excluded_from_hash
            [ 'this_doesnt_exist' ]
        end
    
        def to_hash
            hash = {}
            excluded_ivars = ivars_excluded_from_hash
        
            # Iterate over all the instance variables and store their
            # names and values in a hash
            instance_variables.each do |var|
                next if excluded_ivars.include? var.to_s
        
                value = instance_variable_get(var)
                value = value.map(&:to_hash) if value.is_a? Array
        
                hash[var.to_s.delete("@")] = value
            end
        
            return hash
        end

        def obj_to_hash
            h = {} 
            puts self
            self.instance_variables.each{|var|
                #puts var
                h[var.to_s.delete('@')] = self.instance_variable_get(var) # send(var.to_s.delete('@'))
            }
            h
        end
    
        def to_yaml 
            to_hash.to_yaml
        end
        def obj_to_yaml 
            obj_to_hash.to_yaml
        end
    end
end