make sure linkedin url can be compare against other object types

lib/linkedin_url_value.rb

@@ -72,6 +72,10 @@ def regular?
     def exceptional_errors(errors, attribute, _options = nil)
       errors.add(attribute, @reason)
     end
+
+    def to_str
+      @raw_value.to_s
+    end
   end
 
   class Regular
@@ -86,12 +90,13 @@ def self.cast(val)
     return val if val.is_a?(Base)
     return AsBlank.new(val) if val.blank?
 
+    val = val.to_str
     valid_format = valid_linkedin_format?(val)
     cleaned_url = clean_url(val)
     return Regular.new(cleaned_url) if valid_format && cleaned_url.include?("https://www.linkedin.com/in/")
 
     Exceptional.new(val)
-  rescue URI::InvalidURIError
+  rescue URI::InvalidURIError, NoMethodError
     Exceptional.new(val)
   end
 
@@ -132,4 +137,4 @@ def self.valid_linkedin_format?(linked_url)
   end
 end
 
-require_relative "linkedin_url_value/railtie" if defined?(Rails) && defined?(Rails::Railtie)
+require_relative "linkedin_url_value/railtie" if defined?(Rails::Railtie)

linkedin_url_value.gemspec

@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |spec|
   spec.name = "linkedin_url_value"
-  spec.version = "0.2.0"
+  spec.version = "0.2.1"
   spec.authors = ["Grant Petersen-Speelman"]
   spec.email = ["grant@nexl.io"]
 

spec/linkedin_url_value_spec.rb

@@ -105,6 +105,12 @@ def cast(*args)
         expect(first_cast).not_to eql(second_cast)
         expect([first_cast, second_cast].uniq).to have_attributes(size: 2)
       end
+
+      it "can be compared with other objects" do # rubocop:disable RSpec/NoExpectationExample
+        cast(cast(regular_value)).eql?(Object.new)
+        cast(cast(blank_value)).eql?(Object.new)
+        cast(cast(exceptional_value)).eql?(Object.new)
+      end
     end
   end