v0.4.1

Author: Verseth

CHANGELOG.md

@@ -5,9 +5,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.4.1] - 2025-10-14
+
+[Diff](https://github.com/Verseth/ruby-shale-builder/compare/v0.4.0...v0.4.1)
+
+### Changes
+- Fix `Shale::Builder::alias_attribute`, improve changelog
+
 ## [0.4.0] - 2025-10-14
 
-[Diff](https://github.com/Verseth/ruby-shale-builder/compare/v0.3.0...v0.2.1)
+[Diff](https://github.com/Verseth/ruby-shale-builder/compare/v0.3.0...v0.4.0)
 
 ### Changes
 - Add `Shale::Builder::NestedValidations`

README.md

@@ -270,43 +270,25 @@ You can easily create aliases for attributes using `alias_attribute`
 Then you can use it like so
 
 ```rb
-class AmountType < ::Shale::Mapper
-    include ::Shale::Builder
-    include ::ActiveModel::Validations
-    include ::Shale::Builder::NestedValidations
-
-    attribute :value, ::Shale::Type::Float
-    attribute :currency, ::Shale::Type::String
-
-    validates :value, presence: true
-end
+require 'shale/builder'
 
-class TransactionType < ::Shale::Mapper
-    include ::Shale::Builder
-    include ::ActiveModel::Validations
-    include ::Shale::Builder::NestedValidations
+class Amount < Shale::Mapper
+    include Shale::Builder
 
-    attribute :cvv_code, ::Shale::Type::String
-    attribute :amount, AmountType
+    attribute :value, Shale::Type::Float
+    attribute :currency, Shale::Type::String
 
-    validates :cvv_code, presence: true
-    validates :amount, presence: true
+    alias_attribute :val, :value
 end
 
-obj = TransactionType.build do |t|
-    t.amount do |a|
-        a.currency = 'USD'
-    end
+a = Amount.build do |a|
+    a.val = 3.2
 end
 
-obj.valid? #=> false
-obj.errors #=> #<ActiveModel::Errors [#<ActiveModel::Error attribute=cvv_code, type=blank, options={}>, #<ActiveModel::NestedError attribute=amount.value, type=blank, options={}>]>
-obj.errors.messages #=> {cvv_code: ["can't be blank"], "amount.value": ["can't be blank"]}
+a.val #=> 3.2
+a.value #=> 3.2
 ```
 
-You MUST include `ActiveModel::Validations` before `Shale::Builder::NestedValidations`.
-
-
 ### Sorbet support
 
 Shale-builder adds support for sorbet and tapioca.

lib/shale/builder.rb

@@ -140,27 +140,25 @@ def #{name}                                   # def amount
         RUBY
       end
 
-    end
-    mixes_in_class_methods(ClassMethods)
-
-    # Create an alias for the getter and setter of an attribute.
-    sig { params(new_name: Symbol, old_name: Symbol).void }
-    def alias_attribute(new_name, old_name)
-      klass = T.unsafe(self).class
-
-      attr = klass.attributes[old_name]
-      (attr.aliases ||= []) << new_name
-
-      klass.builder_methods_module.class_eval <<~RUBY, __FILE__, __LINE__ + 1
-        def #{new_name}
-          #{old_name}
-        end
+      # Create an alias for the getter and setter of an attribute.
+      sig { params(new_name: Symbol, old_name: Symbol).void }
+      def alias_attribute(new_name, old_name)
+        attr = attributes.fetch(old_name)
+        (attr.aliases ||= []) << new_name
+
+        builder_methods_module.class_eval <<~RUBY, __FILE__, __LINE__ + 1
+          def #{new_name}
+            #{old_name}
+          end
+
+          def #{new_name}=(val)
+            self.#{old_name} = val
+          end
+        RUBY
+      end
 
-        def #{new_name}=(val)
-          self.#{old_name} = val
-        end
-      RUBY
     end
+    mixes_in_class_methods(ClassMethods)
 
   end
 end

lib/shale/builder/version.rb

@@ -2,6 +2,6 @@
 
 module Shale
   module Builder
-    VERSION = '0.4.0'
+    VERSION = '0.4.1'
   end
 end