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-rw-r--r--activemodel/lib/active_model/errors.rb53
1 files changed, 32 insertions, 21 deletions
diff --git a/activemodel/lib/active_model/errors.rb b/activemodel/lib/active_model/errors.rb
index 9df4ca51fe..275e3f1313 100644
--- a/activemodel/lib/active_model/errors.rb
+++ b/activemodel/lib/active_model/errors.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "active_support/core_ext/array/conversions"
require "active_support/core_ext/string/inflections"
require "active_support/core_ext/object/deep_dup"
@@ -93,6 +95,18 @@ module ActiveModel
@details = other.details.dup
end
+ # Merges the errors from <tt>other</tt>.
+ #
+ # other - The ActiveModel::Errors instance.
+ #
+ # Examples
+ #
+ # person.errors.merge!(other)
+ def merge!(other)
+ @messages.merge!(other.messages) { |_, ary1, ary2| ary1 + ary2 }
+ @details.merge!(other.details) { |_, ary1, ary2| ary1 + ary2 }
+ end
+
# Clear the error messages.
#
# person.errors.full_messages # => ["name cannot be nil"]
@@ -132,15 +146,6 @@ module ActiveModel
#
# person.errors[:name] # => ["cannot be nil"]
# person.errors['name'] # => ["cannot be nil"]
- #
- # Note that, if you try to get errors of an attribute which has
- # no errors associated with it, this method will instantiate
- # an empty error list for it and +keys+ will return an array
- # of error keys which includes this attribute.
- #
- # person.errors.keys # => []
- # person.errors[:name] # => []
- # person.errors.keys # => [:name]
def [](attribute)
messages[attribute.to_sym]
end
@@ -181,7 +186,9 @@ module ActiveModel
# person.errors.messages # => {:name=>["cannot be nil", "must be specified"]}
# person.errors.values # => [["cannot be nil", "must be specified"]]
def values
- messages.values
+ messages.select do |key, value|
+ !value.empty?
+ end.values
end
# Returns all message keys.
@@ -189,7 +196,9 @@ module ActiveModel
# person.errors.messages # => {:name=>["cannot be nil", "must be specified"]}
# person.errors.keys # => [:name]
def keys
- messages.keys
+ messages.select do |key, value|
+ !value.empty?
+ end.keys
end
# Returns +true+ if no errors are found, +false+ otherwise.
@@ -313,9 +322,13 @@ module ActiveModel
# person.errors.added? :name, :too_long # => false
# person.errors.added? :name, "is too long" # => false
def added?(attribute, message = :invalid, options = {})
- message = message.call if message.respond_to?(:call)
- message = normalize_message(attribute, message, options)
- self[attribute].include? message
+ if message.is_a? Symbol
+ self.details[attribute].map { |e| e[:error] }.include? message
+ else
+ message = message.call if message.respond_to?(:call)
+ message = normalize_message(attribute, message, options)
+ self[attribute].include? message
+ end
end
# Returns all the full error messages in an array.
@@ -389,21 +402,19 @@ module ActiveModel
type = options.delete(:message) if options[:message].is_a?(Symbol)
if @base.class.respond_to?(:i18n_scope)
- defaults = @base.class.lookup_ancestors.map do |klass|
- [ :"#{@base.class.i18n_scope}.errors.models.#{klass.model_name.i18n_key}.attributes.#{attribute}.#{type}",
- :"#{@base.class.i18n_scope}.errors.models.#{klass.model_name.i18n_key}.#{type}" ]
+ i18n_scope = @base.class.i18n_scope.to_s
+ defaults = @base.class.lookup_ancestors.flat_map do |klass|
+ [ :"#{i18n_scope}.errors.models.#{klass.model_name.i18n_key}.attributes.#{attribute}.#{type}",
+ :"#{i18n_scope}.errors.models.#{klass.model_name.i18n_key}.#{type}" ]
end
+ defaults << :"#{i18n_scope}.errors.messages.#{type}"
else
defaults = []
end
- defaults << :"#{@base.class.i18n_scope}.errors.messages.#{type}" if @base.class.respond_to?(:i18n_scope)
defaults << :"errors.attributes.#{attribute}.#{type}"
defaults << :"errors.messages.#{type}"
- defaults.compact!
- defaults.flatten!
-
key = defaults.shift
defaults = options.delete(:message) if options[:message]
value = (attribute != :base ? @base.send(:read_attribute_for_validation, attribute) : nil)