Rails Error Messages Attribute Message
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helpers. A minimal implementation could be: class Person # Required dependency for ActiveModel::Errors extend ActiveModel::Naming def initialize @errors = ActiveModel::Errors.new(self) end attr_accessor :name attr_reader :errors def validate! errors.add(:name, rails custom error messages "cannot be nil") if name == nil end # The following
Errors.add Rails
methods are needed to be minimally implemented def read_attribute_for_validation(attr) send(attr) end def Person.human_attribute_name(attr, options = {}) attr end rails validation errors def Person.lookup_ancestors [self] end end The last three methods are required in your object for Errors to be able to generate error messages correctly and also handle multiple languages.
Rails Error Messages In View
Of course, if you extend your object with ActiveModel::Translation you will not need to implement the last two. Likewise, using ActiveModel::Validations will handle the validation related methods for you. The above allows you to do: person = Person.new person.validate! # => ["cannot be nil"] person.errors.full_messages # => ["name cannot be nil"] # etc.. Methods # [], []= A add, activerecord errors full messages add_on_blank, add_on_empty, added?, as_json B blank? C clear, count D delete E each, empty? F full_message, full_messages, full_messages_for G generate_message, get H has_key? I include? K keys N new S set, size T to_a, to_hash, to_xml V values Included Modules Enumerable Constants CALLBACKS_OPTIONS = [:if, :unless, :on, :allow_nil, :allow_blank, :strict] Attributes [R] messages Class Public methods new(base) Link Pass in the instance of the object that is using the errors object. class Person def initialize @errors = ActiveModel::Errors.new(self) end end Source: show | on GitHub # File activemodel/lib/active_model/errors.rb, line 70 def initialize(base) @base = base @messages = {} end Instance Public methods [](attribute) Link When passed a symbol or a name of a method, returns an array of errors for the method. person.errors[:name] # => ["cannot be nil"] person.errors['name'] # => ["cannot be nil"] Source: show | on GitHub # File activemodel/lib/active_model/errors.rb, line 133 def [](attribute) get(attribute.to_sym) || set(attribute.to_sym, []) end []=(attribute, error) Link Adds to the supplied attribute the supplied error message. person.errors[:name] = "must be set" person.errors[:name] # => ['must be set']
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Rails Error Message Without Field Name
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Rails Form Errors
Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 6.2 million programmers, just like you, rails validation error message not displaying helping each other. Join them; it only takes a minute: Sign up Error messages always include attribute name up vote 7 down vote favorite 6 I have the following validation error messages coming up when I try to http://api.rubyonrails.org/v4.1/classes/ActiveModel/Errors.html submit a blank form: Start time time Looks like you forgot the appointment start time. Start time time Sorry, we can't understand "" as a time. Start time ymd Please choose a date for the appointment. Start time ymd Sorry, we can't understand "" as a date. Stylist services Please choose at least one service. These messages are for the following attributes: start_time_time start_time_time start_time_ymd start_time_ymd stylist_services I included the attribute names so you could plainly see http://stackoverflow.com/questions/5526762/error-messages-always-include-attribute-name which part of the error message is the attribute name. How do I remove the attribute names from the error messages? ruby-on-rails ruby-on-rails-3 share|improve this question asked Apr 3 '11 at 0:25 Jason Swett 14.4k33120225 What code are you using in your view to display the error messages? –Michelle Tilley Apr 3 '11 at 0:57 You pretty much guessed it in your answer, Brandon. What you put there is helpful and good to know. The other answer happens to be a better solution in my case but I wish I could select both answers as correct. –Jason Swett Apr 3 '11 at 1:27 add a comment| 4 Answers 4 active oldest votes up vote 13 down vote accepted You could use the i18n route to change the display name of the attribute. config/locales/en.yml: en: activerecord: attributes: somemodel: start_time_time: My Start Time Text #renamed text stylist_services: "" #hidden txet share|improve this answer answered Apr 3 '11 at 0:44 Zabba 38k29142176 add a comment| up vote 19 down vote In rails 3.2.6, you can supress the inclusion of the attribute name by setting errors.format in a locale file (e.g., config/locales/en.yml): en: errors: format: "%{message}" Otherwise, the default format is "%{attribute} %{message}". share|improve this answer answered Jul 26 '12 at 17:52 KenB 4,45822328 add a comment| up vote 17 down vote It's common to loop ove
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site http://stackoverflow.com/questions/6073303/how-to-customize-rails-activerecord-validation-error-message-to-show-attribute-v About Us Learn more about Stack Overflow the company Business Learn more http://apidock.com/rails/activemodel/errors/full_messages about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 6.2 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up how to customize error message rails activerecord validation error message to show attribute value up vote 18 down vote favorite 5 When a user tries to create a record with a name that already exists, I want to show an error message like: name "some name" has already been taken I have been trying to do: validates_uniqueness_of :name, :message => "#{name} has already been taken" but this outputs the table rails error message name instead of the value of the name attribute ruby-on-rails ruby activerecord share|improve this question edited Oct 9 '15 at 18:00 JuanBoca 550316 asked May 20 '11 at 14:22 umar 1,82262543 add a comment| 3 Answers 3 active oldest votes up vote 31 down vote accepted 2 things: The validation messages use the Rails I18n style interpolation, which is %{value} The key is value rather than name, because in the context of internationalization, you don't really care about the rest of the model. So your code should be: validates_uniqueness_of :name, :message => '%{value} has already been taken' share|improve this answer answered May 20 '11 at 14:37 Austin Taylor 4,6041527 1 Nice! Definitely cleaner than my answer. –Dylan Markow May 20 '11 at 14:42 1 It may be useful to know that %{attribute} is also available for use. –zwalker Jan 9 at 0:42 %{value} doesn't work in Rails 4 anymore. :( –Arup Rakshit Mar 18 at 17:27 add a comment| up vote 14 down vote It looks like you can pass a Proc to the message. When you do this, you get two parameters: A symbol along the li
1.2.0 1.2.6 2.0.0 2.0.3 2.1.0 2.2.1 2.3.2 2.3.8 3.0.0 (0) 3.0.5 (0) 3.0.9 (-38) 3.1.0 (-4) 3.2.1 (0) 3.2.3 (0) 3.2.8 (0) 3.2.13 (0) 4.0.2 (-24) 4.1.8 (0) 4.2.1 (0) 4.2.7 (0) What's this? Related methods Class methods (1) new Instance methods (31) [] []= add added? add_on_blank add_on_empty as_json blank? clear count delete dup (<= v3.2.13) each empty? full_message full_messages full_messages_for generate_message get has_key? include? initialize_dup key? keys normalize_message set size to_a to_hash to_xml values = private = protected full_messages() public Returns all the full error messages in an array. class Person validates_presence_of :name, :address, :email validates_length_of :name, in: 5..30 end person = Person.create(address: '123 First St.') person.errors.full_messages # => ["Name is too short (minimum is 5 characters)", "Name can't be blank", "Email can't be blank"] Show source # File activemodel/lib/active_model/errors.rb, line 355 def full_messages map { |attribute, message| full_message(attribute, message) } end Register or log in to add new notes. Welcome Register Projects Help About Blog APIdock release: IRON STEVE (1.4) If you have any comments, ideas or feedback, feel free to contact us at APIdock copyright Nodeta Oy 2008-2016 Flowdock - Team Inbox With Chat Flowdock is a collaboration tool for technical teams. Version control, project management, deployments and your group chat in one place.