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.
errors.add(:name, 'is not valid') if name == 'invalid'
# File lib/sequel/model/errors.rb, line 13 13: def add(att, msg) 14: fetch(att){self[att] = []} << msg 15: end
Return the total number of error messages.
errors.count # => 3
# File lib/sequel/model/errors.rb, line 20 20: def count 21: values.inject(0){|m, v| m + v.length} 22: end
Return true if there are no error messages, false otherwise.
# File lib/sequel/model/errors.rb, line 25 25: def empty? 26: count == 0 27: end
Returns an array of fully-formatted error messages.
errors.full_messages # => ['name is not valid', # 'hometown is not at least 2 letters']
If the message is a Sequel::LiteralString, it will be used literally, without the column name:
errors.add(:name, Sequel.lit("Album name is not valid")) errors.full_messages # => ['Album name is not valid']
# File lib/sequel/model/errors.rb, line 40 40: def full_messages 41: inject([]) do |m, kv| 42: att, errors = *kv 43: errors.each {|e| m << (e.is_a?(LiteralString) ? e : "#{Array(att).join(ATTRIBUTE_JOINER)} #{e}")} 44: m 45: end 46: end