method

on

Ruby on Rails latest stable (v7.1.3.2) - 0 notes - Class: ActiveModel::DeprecatedErrorMethods

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0 (0)
2.2.1 (0)
2.3.8 (0)
3.0.0 (0)
3.0.9 (0)
3.1.0
3.2.1
3.2.8
3.2.13
4.0.2
4.1.8
4.2.1
4.2.7
4.2.9
5.0.0.1
5.1.7
5.2.3
6.0.0
6.1.3.1
6.1.7.7
7.0.0
7.1.3.2
7.1.3.4
What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v3.0.9) is shown here.

These similar methods exist in v7.1.3.2:

Arel::SelectManager#on

on(attribute) public

No documentation

This method has no description. You can help the Ruby on Rails community by adding new notes.

Hide source

# File activemodel/lib/active_model/deprecated_error_methods.rb, line 3
    def on(attribute)
      message = "Errors#on have been deprecated, use Errors#[] instead.\n"
      message << "Also note that the behaviour of Errors#[] has changed. Errors#[] now always returns an Array. An empty Array is "
      message << "returned when there are no errors on the specified attribute."
      ActiveSupport::Deprecation.warn(message)

      errors = self[attribute]
      errors.size < 2 ? errors.first : errors
    end

on

Related methods

Method deprecated or moved

No documentation