Module: OAuth2::FilteredAttributes

Included in:
AccessToken, Authenticator, Client
Defined in:
lib/oauth2/filtered_attributes.rb

Overview

Mixin that redacts sensitive instance variables in #inspect output.

Classes include this module and declare which attributes should be filtered using filtered_attributes. Any instance variable name that includes one of those attribute names will be shown as [FILTERED] in the object’s inspect.

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ void

This method returns an undefined value.

Hook invoked when the module is included. Extends the including class with class-level helpers.

Parameters:

  • base (Class) —

    The including class



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# File 'lib/oauth2/filtered_attributes.rb', line 13

def self.included(base)
  base.extend(ClassMethods)
end

Instance Method Details

#inspect ⇒ String

Custom inspect that redacts configured attributes.

Returns:

  • (String) 


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# File 'lib/oauth2/filtered_attributes.rb', line 38

def inspect
  filtered_attribute_names = self.class.filtered_attribute_names
  return super if filtered_attribute_names.empty?

  inspected_vars = instance_variables.map do |var|
    if filtered_attribute_names.any? { |filtered_var| var.to_s.include?(filtered_var.to_s) }
      "#{var}=[FILTERED]"
    else
      "#{var}=#{instance_variable_get(var).inspect}"
    end
  end
  "#<#{self.class}:#{object_id} #{inspected_vars.join(", ")}>"
end