bump version

README.md

@@ -31,7 +31,7 @@ Parameters:
   - `scope`: A lambda defining a scope that fetches the virtual field value (optional).
   - `select`: SQL selection logic (can be a `string | arel_node` or a lambda returning an SQL `string | arel_node`) to define how the field is computed.
   - `get`: A method to retrieve the value of the virtual field when the field isn't fetched via SQL.
-  - `default`: A default value for the virtual field if the result is nil.
+  - `default`: A default value for the virtual field if the result is nil (optional).
 
 Example:
 
@@ -60,6 +60,16 @@ User.with_total_orders.where(total_orders: 5)
 
 This will include the total_orders virtual field in the SQL query and allow filtering by it.
 
+### Also it can be used without scope:
+
+```ruby
+class User < ApplicationRecord
+  virtual_field :fullname,
+    select: -> { "name || surname" },
+    get: -> { "#{name}#{surname}" }
+end
+```
+
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake spec` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.

lib/ar_virtual_field.rb

@@ -11,7 +11,7 @@ def self.select_append(relation, *values)
     end
   end
 
-  def virtual_field(name, scope: nil, select:, get:, default:)
+  def virtual_field(name, scope: nil, select:, get:, default: nil)
     name = name.to_s
     current_class = self
     unwrap_arel_expression = -> (exp) { exp.is_a?(Arel::Nodes::NodeExpression) ? exp : Arel.sql(exp) }

lib/ar_virtual_field/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module ArVirtualField
-  VERSION = "0.3.0"
+  VERSION = "0.4.0"
 end