fix: Fix ruby client generator to generate setter methods with not null validation

Not null validation was missing for required and non-nullable properties when
no other validation was present.

Author: yujideveloper

modules/openapi-generator/src/main/resources/ruby-client/partial_model_generic.mustache

@@ -350,6 +350,22 @@
       @{{{name}}} = {{{name}}}
     end
 
+    {{/hasValidation}}
+    {{^hasValidation}}
+    {{^isNullable}}
+    {{#required}}
+    # Custom attribute writer method with validation
+    # @param [Object] {{{name}}} Value to be assigned
+    def {{{name}}}=({{{name}}})
+      if {{{name}}}.nil?
+        fail ArgumentError, '{{{name}}} cannot be nil'
+      end
+
+      @{{{name}}} = {{{name}}}
+    end
+
+    {{/required}}
+    {{/isNullable}}
     {{/hasValidation}}
     {{/isEnum}}
     {{/vars}}

samples/client/echo_api/ruby-faraday/lib/openapi_client/models/pet.rb

@@ -160,6 +160,26 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
+    # Custom attribute writer method with validation
+    # @param [Object] photo_urls Value to be assigned
+    def photo_urls=(photo_urls)
+      if photo_urls.nil?
+        fail ArgumentError, 'photo_urls cannot be nil'
+      end
+
+      @photo_urls = photo_urls
+    end
+
     # Custom attribute writer method checking allowed values (enum).
     # @param [Object] status Object to be assigned
     def status=(status)

samples/client/echo_api/ruby-httpx/lib/openapi_client/models/pet.rb

@@ -160,6 +160,26 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
+    # Custom attribute writer method with validation
+    # @param [Object] photo_urls Value to be assigned
+    def photo_urls=(photo_urls)
+      if photo_urls.nil?
+        fail ArgumentError, 'photo_urls cannot be nil'
+      end
+
+      @photo_urls = photo_urls
+    end
+
     # Custom attribute writer method checking allowed values (enum).
     # @param [Object] status Object to be assigned
     def status=(status)

samples/client/echo_api/ruby-typhoeus/lib/openapi_client/models/pet.rb

@@ -160,6 +160,26 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
+    # Custom attribute writer method with validation
+    # @param [Object] photo_urls Value to be assigned
+    def photo_urls=(photo_urls)
+      if photo_urls.nil?
+        fail ArgumentError, 'photo_urls cannot be nil'
+      end
+
+      @photo_urls = photo_urls
+    end
+
     # Custom attribute writer method checking allowed values (enum).
     # @param [Object] status Object to be assigned
     def status=(status)

samples/client/petstore/ruby-autoload/lib/petstore/models/animal.rb

@@ -99,6 +99,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] class_name Value to be assigned
+    def class_name=(class_name)
+      if class_name.nil?
+        fail ArgumentError, 'class_name cannot be nil'
+      end
+
+      @class_name = class_name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-autoload/lib/petstore/models/category.rb

@@ -92,6 +92,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-autoload/lib/petstore/models/format_test.rb

@@ -410,6 +410,26 @@ def string=(string)
       @string = string
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] byte Value to be assigned
+    def byte=(byte)
+      if byte.nil?
+        fail ArgumentError, 'byte cannot be nil'
+      end
+
+      @byte = byte
+    end
+
+    # Custom attribute writer method with validation
+    # @param [Object] date Value to be assigned
+    def date=(date)
+      if date.nil?
+        fail ArgumentError, 'date cannot be nil'
+      end
+
+      @date = date
+    end
+
     # Custom attribute writer method with validation
     # @param [Object] password Value to be assigned
     def password=(password)

samples/client/petstore/ruby-autoload/lib/petstore/models/name.rb

@@ -109,6 +109,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-autoload/lib/petstore/models/outer_object_with_enum_property.rb

@@ -106,6 +106,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] value Value to be assigned
+    def value=(value)
+      if value.nil?
+        fail ArgumentError, 'value cannot be nil'
+      end
+
+      @value = value
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-autoload/lib/petstore/models/pet.rb

@@ -160,6 +160,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
     # Custom attribute writer method with validation
     # @param [Object] photo_urls Value to be assigned
     def photo_urls=(photo_urls)

samples/client/petstore/ruby-faraday/lib/petstore/models/animal.rb

@@ -99,6 +99,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] class_name Value to be assigned
+    def class_name=(class_name)
+      if class_name.nil?
+        fail ArgumentError, 'class_name cannot be nil'
+      end
+
+      @class_name = class_name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-faraday/lib/petstore/models/category.rb

@@ -92,6 +92,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-faraday/lib/petstore/models/format_test.rb

@@ -410,6 +410,26 @@ def string=(string)
       @string = string
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] byte Value to be assigned
+    def byte=(byte)
+      if byte.nil?
+        fail ArgumentError, 'byte cannot be nil'
+      end
+
+      @byte = byte
+    end
+
+    # Custom attribute writer method with validation
+    # @param [Object] date Value to be assigned
+    def date=(date)
+      if date.nil?
+        fail ArgumentError, 'date cannot be nil'
+      end
+
+      @date = date
+    end
+
     # Custom attribute writer method with validation
     # @param [Object] password Value to be assigned
     def password=(password)

samples/client/petstore/ruby-faraday/lib/petstore/models/name.rb

@@ -109,6 +109,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-faraday/lib/petstore/models/outer_object_with_enum_property.rb

@@ -106,6 +106,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] value Value to be assigned
+    def value=(value)
+      if value.nil?
+        fail ArgumentError, 'value cannot be nil'
+      end
+
+      @value = value
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-faraday/lib/petstore/models/pet.rb

@@ -160,6 +160,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
     # Custom attribute writer method with validation
     # @param [Object] photo_urls Value to be assigned
     def photo_urls=(photo_urls)

samples/client/petstore/ruby-faraday/spec/custom/base_object_spec.rb

@@ -94,7 +94,7 @@ def initialize(attributes = {})
 
 describe 'BaseObject' do
   describe 'boolean values' do
-    let(:obj) { Petstore::Cat.new(declawed: false) }
+    let(:obj) { Petstore::Cat.new(class_name: "CAT", declawed: false) }
 
     it 'should have values set' do
       expect(obj.declawed).not_to be_nil

samples/client/petstore/ruby-httpx/lib/petstore/models/animal.rb

@@ -99,6 +99,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] class_name Value to be assigned
+    def class_name=(class_name)
+      if class_name.nil?
+        fail ArgumentError, 'class_name cannot be nil'
+      end
+
+      @class_name = class_name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-httpx/lib/petstore/models/category.rb

@@ -92,6 +92,16 @@ def valid?
       true
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] name Value to be assigned
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'name cannot be nil'
+      end
+
+      @name = name
+    end
+
     # Checks equality by comparing each attribute.
     # @param [Object] Object to be compared
     def ==(o)

samples/client/petstore/ruby-httpx/lib/petstore/models/format_test.rb

@@ -410,6 +410,26 @@ def string=(string)
       @string = string
     end
 
+    # Custom attribute writer method with validation
+    # @param [Object] byte Value to be assigned
+    def byte=(byte)
+      if byte.nil?
+        fail ArgumentError, 'byte cannot be nil'
+      end
+
+      @byte = byte
+    end
+
+    # Custom attribute writer method with validation
+    # @param [Object] date Value to be assigned
+    def date=(date)
+      if date.nil?
+        fail ArgumentError, 'date cannot be nil'
+      end
+
+      @date = date
+    end
+
     # Custom attribute writer method with validation
     # @param [Object] password Value to be assigned
     def password=(password)