| Class | Sequel::Model::Errors | 
| In: | lib/sequel/model/errors.rb | 
| Parent: | ::Hash | 
Errors represents validation errors, a simple hash subclass with a few convenience methods.
| ATTRIBUTE_JOINER | = | ' and '.freeze | 
Adds an error for the given attribute.
    # File lib/sequel/model/errors.rb, line 14
14:       def add(att, msg)
15:         self[att] << msg
16:       end
          Return the total number of error messages.
    # File lib/sequel/model/errors.rb, line 19
19:       def count
20:         values.inject(0){|m, v| m + v.length}
21:       end