Class: ActiveModel::Error
- Defined in:
- activemodel/lib/active_model/error.rb
Overview
Active Model Error
Represents one single error
Direct Known Subclasses
Constant Summary collapse
- CALLBACKS_OPTIONS =
[:if, :unless, :on, :allow_nil, :allow_blank, :strict]
- MESSAGE_OPTIONS =
[:message]
Instance Attribute Summary collapse
-
#attribute ⇒ Object
readonly
Returns the value of attribute attribute.
-
#base ⇒ Object
readonly
Returns the value of attribute base.
-
#options ⇒ Object
readonly
Returns the value of attribute options.
-
#raw_type ⇒ Object
readonly
Returns the value of attribute raw_type.
-
#type ⇒ Object
readonly
Returns the value of attribute type.
Class Method Summary collapse
-
.full_message(attribute, message, base_class) ⇒ Object
:nodoc:.
-
.generate_message(attribute, type, base, options) ⇒ Object
:nodoc:.
Instance Method Summary collapse
- #==(other) ⇒ Object (also: #eql?)
- #detail ⇒ Object
- #full_message ⇒ Object
- #hash ⇒ Object
-
#initialize(base, attribute, type = :invalid, **options) ⇒ Error
constructor
A new instance of Error.
- #initialize_dup(other) ⇒ Object
-
#match?(attribute, type = nil, **options) ⇒ Boolean
See if error matches provided
attribute
,type
andoptions
. - #message ⇒ Object
- #strict_match?(attribute, type, **options) ⇒ Boolean
Constructor Details
#initialize(base, attribute, type = :invalid, **options) ⇒ Error
Returns a new instance of Error.
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# File 'activemodel/lib/active_model/error.rb', line 98 def initialize(base, attribute, type = :invalid, **) @base = base @attribute = attribute @raw_type = type @type = type || :invalid @options = end |
Instance Attribute Details
#attribute ⇒ Object (readonly)
Returns the value of attribute attribute
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# File 'activemodel/lib/active_model/error.rb', line 113 def attribute @attribute end |
#base ⇒ Object (readonly)
Returns the value of attribute base
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# File 'activemodel/lib/active_model/error.rb', line 113 def base @base end |
#options ⇒ Object (readonly)
Returns the value of attribute options
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# File 'activemodel/lib/active_model/error.rb', line 113 def @options end |
#raw_type ⇒ Object (readonly)
Returns the value of attribute raw_type
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# File 'activemodel/lib/active_model/error.rb', line 113 def raw_type @raw_type end |
#type ⇒ Object (readonly)
Returns the value of attribute type
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# File 'activemodel/lib/active_model/error.rb', line 113 def type @type end |
Class Method Details
.full_message(attribute, message, base_class) ⇒ Object
:nodoc:
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# File 'activemodel/lib/active_model/error.rb', line 15 def self.(attribute, , base_class) # :nodoc: return if attribute == :base attribute = attribute.to_s if && base_class.respond_to?(:i18n_scope) attribute = attribute.remove(/\[\d+\]/) parts = attribute.split(".") attribute_name = parts.pop namespace = parts.join("/") unless parts.empty? attributes_scope = "#{base_class.i18n_scope}.errors.models" if namespace defaults = base_class.lookup_ancestors.map do |klass| [ :"#{attributes_scope}.#{klass.model_name.i18n_key}/#{namespace}.attributes.#{attribute_name}.format", :"#{attributes_scope}.#{klass.model_name.i18n_key}/#{namespace}.format", ] end else defaults = base_class.lookup_ancestors.map do |klass| [ :"#{attributes_scope}.#{klass.model_name.i18n_key}.attributes.#{attribute_name}.format", :"#{attributes_scope}.#{klass.model_name.i18n_key}.format", ] end end defaults.flatten! else defaults = [] end defaults << :"errors.format" defaults << "%{attribute} %{message}" attr_name = attribute.tr(".", "_").humanize attr_name = base_class.human_attribute_name(attribute, default: attr_name) I18n.t(defaults.shift, default: defaults, attribute: attr_name, message: ) end |
.generate_message(attribute, type, base, options) ⇒ Object
:nodoc:
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# File 'activemodel/lib/active_model/error.rb', line 59 def self.(attribute, type, base, ) # :nodoc: type = .delete(:message) if [:message].is_a?(Symbol) value = (attribute != :base ? base.send(:read_attribute_for_validation, attribute) : nil) = { model: base.model_name.human, attribute: base.class.human_attribute_name(attribute), value: value, object: base }.merge!() if base.class.respond_to?(:i18n_scope) i18n_scope = base.class.i18n_scope.to_s attribute = attribute.to_s.remove(/\[\d+\]/) 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}" catch(:exception) do translation = I18n.translate(defaults.first, **.merge(default: defaults.drop(1), throw: true)) return translation unless translation.nil? end unless [:message] else defaults = [] end defaults << :"errors.attributes.#{attribute}.#{type}" defaults << :"errors.messages.#{type}" key = defaults.shift defaults = .delete(:message) if [:message] [:default] = defaults I18n.translate(key, **) end |
Instance Method Details
#==(other) ⇒ Object Also known as: eql?
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# File 'activemodel/lib/active_model/error.rb', line 153 def ==(other) other.is_a?(self.class) && attributes_for_hash == other.attributes_for_hash end |
#detail ⇒ Object
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# File 'activemodel/lib/active_model/error.rb', line 124 def detail { error: raw_type }.merge(.except(*CALLBACKS_OPTIONS + MESSAGE_OPTIONS)) end |
#full_message ⇒ Object
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# File 'activemodel/lib/active_model/error.rb', line 128 def self.class.(attribute, , @base.class) end |
#hash ⇒ Object
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# File 'activemodel/lib/active_model/error.rb', line 158 def hash attributes_for_hash.hash end |
#initialize_dup(other) ⇒ Object
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# File 'activemodel/lib/active_model/error.rb', line 106 def initialize_dup(other) @attribute = @attribute.dup @raw_type = @raw_type.dup @type = @type.dup @options = @options.deep_dup end |
#match?(attribute, type = nil, **options) ⇒ Boolean
See if error matches provided attribute
, type
and options
.
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# File 'activemodel/lib/active_model/error.rb', line 133 def match?(attribute, type = nil, **) if @attribute != attribute || (type && @type != type) return false end .each do |key, value| if @options[key] != value return false end end true end |
#message ⇒ Object
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# File 'activemodel/lib/active_model/error.rb', line 115 def case raw_type when Symbol self.class.(attribute, raw_type, @base, .except(*CALLBACKS_OPTIONS)) else raw_type end end |
#strict_match?(attribute, type, **options) ⇒ Boolean
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# File 'activemodel/lib/active_model/error.rb', line 147 def strict_match?(attribute, type, **) return false unless match?(attribute, type) == @options.except(*CALLBACKS_OPTIONS + MESSAGE_OPTIONS) end |