module Arx::Inspector
Restricts inspect
to dump a whitelist of methods on an object. It will always provide `object_id` at a minimum.
@private
Public Class Methods
included(source)
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Defines helper inspector_fields
instance variable & method, and inspector
instance method on the target object.
@param [Object] source An arbitrary object (the object that includes
the Inspector
module).
# File lib/arx/inspector.rb, line 30 def included(source) inspected << source source.class_eval do def self.inspector(*fields) @inspector_fields = *fields end def self.inspector_fields @inspector_fields ||= [] end end end
inspected()
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Returns the inspected
instance variable, or sets it if undefined.
# File lib/arx/inspector.rb, line 23 def inspected @inspected ||= [] end
inspector(*fields)
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# File lib/arx/inspector.rb, line 33 def self.inspector(*fields) @inspector_fields = *fields end
inspector_fields()
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# File lib/arx/inspector.rb, line 37 def self.inspector_fields @inspector_fields ||= [] end
Public Instance Methods
inspect()
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Overwrites the object's own inspect method.
# File lib/arx/inspector.rb, line 10 def inspect pairs = {} self.class.inspector_fields.each do |field| pairs[field] = self.send(field).inspect rescue end "#<#{self.class.name}:#{self.object_id} #{pairs.map {|k,v| "#{k}=#{v}"}.join(", ")}>" end