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Versions: 140
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Contents
module Neo4j
module ClassArguments
class << self
INVALID_CLASS_ARGUMENT_ERROR = 'option must by String, Symbol, false, nil, or an Array of Symbols/Strings'
def valid_argument?(class_argument)
[NilClass, String, Symbol, FalseClass].include?(class_argument.class) ||
(class_argument.is_a?(Array) && class_argument.all? { |c| [Symbol, String].include?(c.class) })
end
def validate_argument!(class_argument, context)
return if valid_argument?(class_argument)
fail ArgumentError, "#{context} #{INVALID_CLASS_ARGUMENT_ERROR} (was #{class_argument.inspect})"
end
def active_node_model?(class_constant)
class_constant.included_modules.include?(Neo4j::ActiveNode)
end
def constantize_argument(class_argument)
case class_argument
when 'any', :any, false, nil
nil
when Array
class_argument.map(&method(:constantize_argument))
else
class_argument.to_s.constantize.tap do |class_constant|
if !active_node_model?(class_constant)
fail ArgumentError, "#{class_constant} is not an ActiveNode model"
end
end
end
rescue NameError
raise ArgumentError, "Could not find class: #{class_argument}"
end
end
end
end
Version data entries
140 entries across 140 versions & 3 rubygems