Fix more rubocop violations

.rubocop.yml

@@ -8,3 +8,15 @@ require:
 AllCops:
   TargetRubyVersion: 2.5
   NewCops: enable
+
+Style/TrailingCommaInHashLiteral:
+  Enabled: True
+  EnforcedStyleForMultiline: consistent_comma
+
+Style/TrailingCommaInArrayLiteral:
+  Enabled: True
+  EnforcedStyleForMultiline: consistent_comma
+
+Style/TrailingCommaInArguments:
+  Enabled: True
+  EnforcedStyleForMultiline: consistent_comma

.rubocop_todo.yml

@@ -83,11 +83,6 @@ Layout/MultilineOperationIndentation:
   Exclude:
     - 'lib/json-schema/attributes/properties.rb'
 
-# Offense count: 276
-# Cop supports --auto-correct.
-Layout/SpaceAfterComma:
-  Enabled: false
-
 # Offense count: 18
 # Cop supports --auto-correct.
 # Configuration parameters: EnforcedStyle.
@@ -853,27 +848,6 @@ Style/SymbolProc:
     - 'lib/json-schema/errors/validation_error.rb'
     - 'lib/json-schema/validator.rb'
 
-# Offense count: 3
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyleForMultiline.
-# SupportedStylesForMultiline: comma, consistent_comma, no_comma
-Style/TrailingCommaInArrayLiteral:
-  Exclude:
-    - 'lib/json-schema/util/uuid.rb'
-    - 'test/support/test_helper.rb'
-    - 'test/uri_parsing_test.rb'
-
-# Offense count: 15
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyleForMultiline.
-# SupportedStylesForMultiline: comma, consistent_comma, no_comma
-Style/TrailingCommaInHashLiteral:
-  Exclude:
-    - 'test/custom_format_test.rb'
-    - 'test/draft6_test.rb'
-    - 'test/full_validation_test.rb'
-    - 'test/one_of_test.rb'
-
 # Offense count: 1
 # Cop supports --auto-correct.
 # Configuration parameters: AllowNamedUnderscoreVariables.
@@ -889,12 +863,6 @@ Style/WordArray:
   EnforcedStyle: percent
   MinSize: 3
 
-# Offense count: 1
-# Cop supports --auto-correct.
-Style/ZeroLengthPredicate:
-  Exclude:
-    - 'lib/json-schema/attributes/properties.rb'
-
 # Offense count: 74
 # Cop supports --auto-correct.
 # Configuration parameters: AutoCorrect, AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, IgnoredPatterns.

Rakefile

@@ -24,7 +24,7 @@ task :update_meta_schemas do
   puts "Updating meta-schemas..."
 
   id_mappings = {
-    'http://json-schema.org/draft/schema#' => 'https://raw.githubusercontent.com/json-schema-org/json-schema-spec/master/schema.json'
+    'http://json-schema.org/draft/schema#' => 'https://raw.githubusercontent.com/json-schema-org/json-schema-spec/master/schema.json',
   }
 
   require 'open-uri'

json-schema.gemspec

@@ -13,7 +13,7 @@ Gem::Specification.new do |s|
   s.summary = "Ruby JSON Schema Validator"
   s.files = Dir[ "lib/**/*", "resources/*.json" ]
   s.require_path = "lib"
-  s.extra_rdoc_files = ["README.md","LICENSE.md"]
+  s.extra_rdoc_files = ["README.md", "LICENSE.md"]
   s.required_ruby_version = ">= 2.5"
   s.license = "MIT"
   s.required_rubygems_version = ">= 2.5"

lib/json-schema/attribute.rb

@@ -31,7 +31,7 @@ def self.validation_errors(validator)
         "object" => Hash,
         "array" => Array,
         "null" => NilClass,
-        "any" => Object
+        "any" => Object,
       }
 
       def self.data_valid_for_type?(data, type)
@@ -41,7 +41,7 @@ def self.data_valid_for_type?(data, type)
 
       # Lookup Schema type of given class instance
       def self.type_of_data(data)
-        type, _ = TYPE_CLASS_MAPPINGS.map { |k,v| [k,v] }.sort_by { |(_, v)|
+        type, _ = TYPE_CLASS_MAPPINGS.map { |k, v| [k, v] }.sort_by { |(_, v)|
           -Array(v).map { |klass| klass.ancestors.size }.max
         }.find { |(_, v)|
           Array(v).any? { |klass| data.kind_of?(klass) }

lib/json-schema/attributes/allof.rb

@@ -9,14 +9,14 @@ def self.validate(current_schema, data, fragments, processor, validator, options
         valid = true
 
         current_schema.schema['allOf'].each_with_index do |element, schema_index|
-          schema = JSON::Schema.new(element,current_schema.uri,validator)
+          schema = JSON::Schema.new(element, current_schema.uri, validator)
 
           # We're going to add a little cruft here to try and maintain any validation errors that occur in the allOf
           # We'll handle this by keeping an error count before and after validation, extracting those errors and pushing them onto an error array
           pre_validation_error_count = validation_errors(processor).count
 
           begin
-            schema.validate(data,fragments,processor,options)
+            schema.validate(data, fragments, processor, options)
           rescue ValidationError
             valid = false
           end

lib/json-schema/attributes/anyof.rb

@@ -11,14 +11,14 @@ def self.validate(current_schema, data, fragments, processor, validator, options
         original_data = data.is_a?(Hash) ? data.clone : data
 
         current_schema.schema['anyOf'].each_with_index do |element, schema_index|
-          schema = JSON::Schema.new(element,current_schema.uri,validator)
+          schema = JSON::Schema.new(element, current_schema.uri, validator)
 
           # We're going to add a little cruft here to try and maintain any validation errors that occur in the anyOf
           # We'll handle this by keeping an error count before and after validation, extracting those errors and pushing them onto a union error
           pre_validation_error_count = validation_errors(processor).count
 
           begin
-            schema.validate(data,fragments,processor,options)
+            schema.validate(data, fragments, processor, options)
             valid = true
           rescue ValidationError
             # We don't care that these schemas don't validate - we only care that one validated

lib/json-schema/attributes/extends.rb

@@ -8,7 +8,7 @@ def self.validate(current_schema, data, fragments, processor, validator, options
         schemas = current_schema.schema['extends']
         schemas = [schemas] if !schemas.is_a?(Array)
         schemas.each do |s|
-          uri,schema = get_extended_uri_and_schema(s, current_schema, validator)
+          uri, schema = get_extended_uri_and_schema(s, current_schema, validator)
           if schema
             schema.validate(data, fragments, processor, options)
           elsif uri
@@ -22,26 +22,26 @@ def self.validate(current_schema, data, fragments, processor, validator, options
       end
 
       def self.get_extended_uri_and_schema(s, current_schema, validator)
-        uri,schema = nil,nil
+        uri, schema = nil, nil
 
         if s.is_a?(Hash)
           uri = current_schema.uri
           if s['$ref']
-            ref_uri,ref_schema = JSON::Schema::RefAttribute.get_referenced_uri_and_schema(s, current_schema, validator)
+            ref_uri, ref_schema = JSON::Schema::RefAttribute.get_referenced_uri_and_schema(s, current_schema, validator)
             if ref_schema
               if s.size == 1 # Check if anything else apart from $ref
-                uri,schema = ref_uri,ref_schema
+                uri, schema = ref_uri, ref_schema
               else
                 s = s.dup
                 s.delete '$ref'
                 s = ref_schema.schema.merge(s)
               end
             end
           end
-          schema ||= JSON::Schema.new(s,uri,validator)
+          schema ||= JSON::Schema.new(s, uri, validator)
         end
 
-        [uri,schema]
+        [uri, schema]
       end
     end
   end

lib/json-schema/attributes/not.rb

@@ -4,12 +4,12 @@ module JSON
   class Schema
     class NotAttribute < Attribute
       def self.validate(current_schema, data, fragments, processor, validator, options = {})
-        schema = JSON::Schema.new(current_schema.schema['not'],current_schema.uri,validator)
+        schema = JSON::Schema.new(current_schema.schema['not'], current_schema.uri, validator)
         failed = true
         errors_copy = processor.validation_errors.clone
 
         begin
-          schema.validate(data,fragments,processor,options)
+          schema.validate(data, fragments, processor, options)
           # If we're recording errors, we don't throw an exception. Instead, check the errors array length
           if options[:record_errors] && errors_copy.length != processor.validation_errors.length
             processor.validation_errors.replace(errors_copy)

lib/json-schema/attributes/oneof.rb

@@ -15,10 +15,10 @@ def self.validate(current_schema, data, fragments, processor, validator, options
         valid = false
 
         one_of.each_with_index do |element, schema_index|
-          schema = JSON::Schema.new(element,current_schema.uri,validator)
+          schema = JSON::Schema.new(element, current_schema.uri, validator)
           pre_validation_error_count = validation_errors(processor).count
           begin
-            schema.validate(data,fragments,processor,options)
+            schema.validate(data, fragments, processor, options)
             success_data = data.is_a?(Hash) ? data.clone : data
             valid = true
           rescue ValidationError

lib/json-schema/attributes/properties.rb

@@ -55,7 +55,7 @@ def self.validate(current_schema, data, fragments, processor, validator, options
           end
         end
 
-        if diff.size > 0
+        unless diff.empty?
           properties = diff.keys.join(', ')
           message = "The property '#{build_fragment(fragments)}' contained undefined properties: '#{properties}'"
           validation_error(processor, message, fragments, current_schema, self, options[:record_errors])

lib/json-schema/attributes/ref.rb

@@ -6,7 +6,7 @@ module JSON
   class Schema
     class RefAttribute < Attribute
       def self.validate(current_schema, data, fragments, processor, validator, options = {})
-        uri,schema = get_referenced_uri_and_schema(current_schema.schema, current_schema, validator)
+        uri, schema = get_referenced_uri_and_schema(current_schema.schema, current_schema, validator)
 
         if schema
           schema.validate(data, fragments, processor, options)
@@ -20,7 +20,7 @@ def self.validate(current_schema, data, fragments, processor, validator, options
       end
 
       def self.get_referenced_uri_and_schema(s, current_schema, validator)
-        uri,schema = nil,nil
+        uri, schema = nil, nil
 
         temp_uri = JSON::Util::URI.normalize_ref(s['$ref'], current_schema.uri)
 
@@ -51,10 +51,10 @@ def self.get_referenced_uri_and_schema(s, current_schema, validator)
 
           # We have the schema finally, build it and validate!
           uri = temp_uri
-          schema = JSON::Schema.new(target_schema,temp_uri,validator)
+          schema = JSON::Schema.new(target_schema, temp_uri, validator)
         end
 
-        [uri,schema]
+        [uri, schema]
       end
     end
   end

lib/json-schema/attributes/type.rb

@@ -25,14 +25,14 @@ def self.validate(current_schema, data, fragments, processor, validator, options
             valid = data_valid_for_type?(data, type)
           elsif type.is_a?(Hash) && union
             # Validate as a schema
-            schema = JSON::Schema.new(type,current_schema.uri,validator)
+            schema = JSON::Schema.new(type, current_schema.uri, validator)
 
             # We're going to add a little cruft here to try and maintain any validation errors that occur in this union type
             # We'll handle this by keeping an error count before and after validation, extracting those errors and pushing them onto a union error
             pre_validation_error_count = validation_errors(processor).count
 
             begin
-              schema.validate(data,fragments,processor,options.merge(:disallow => false))
+              schema.validate(data, fragments, processor, options.merge(:disallow => false))
               valid = true
             rescue ValidationError
               # We don't care that these schemas don't validate - we only care that one validated

lib/json-schema/attributes/type_v4.rb

@@ -19,7 +19,7 @@ def self.validate(current_schema, data, fragments, processor, validator, options
           build_fragment(fragments),
           type_of_data(data),
           union ? 'one or more of the following types' : 'the following type',
-          types
+          types,
         )
 
         validation_error(processor, message, fragments, current_schema, self, options[:record_errors])

lib/json-schema/schema.rb

@@ -4,7 +4,7 @@ module JSON
   class Schema
     attr_accessor :schema, :uri, :validator
 
-    def initialize(schema,uri,parent_validator=nil)
+    def initialize(schema, uri, parent_validator=nil)
       @schema = schema
       @uri = uri
 

lib/json-schema/schema/validator.rb

@@ -20,7 +20,7 @@ def extend_schema_definition(schema_uri)
       end
 
       def validate(current_schema, data, fragments, processor, options = {})
-        current_schema.schema.each do |attr_name,attribute|
+        current_schema.schema.each do |attr_name, attribute|
           if @attributes.has_key?(attr_name.to_s)
             @attributes[attr_name.to_s].validate(current_schema, data, fragments, processor, self, options)
           end

lib/json-schema/util/uri.rb

@@ -14,7 +14,7 @@ def self.normalized_uri(uri, base_path = Dir.pwd)
           # Check for absolute path
           if normalized_uri.relative?
             data = normalized_uri
-            data = File.join(base_path, data) if data.path[0,1] != "/"
+            data = File.join(base_path, data) if data.path[0, 1] != "/"
             normalized_uri = file_uri(data)
           end
           @normalize_cache[uri] = normalized_uri.freeze
@@ -45,7 +45,7 @@ def self.normalize_ref(ref, base)
             path, fragment = ref.to_s.split("#")
             if path.nil? || path == ''
               ref_uri.path = base_uri.path
-            elsif path[0,1] == "/"
+            elsif path[0, 1] == "/"
               ref_uri.path = Pathname.new(path).cleanpath.to_s
             else
               ref_uri.join!(path)

lib/json-schema/validator.rb

@@ -27,7 +27,7 @@ class Validator
       :insert_defaults => false,
       :clear_cache => false,
       :strict => false,
-      :parse_data => true
+      :parse_data => true,
     }
     @@validators = {}
     @@default_validator = nil
@@ -102,7 +102,7 @@ def schema_from_fragment(base_schema, fragment)
     def validate(data)
       original_data = data
       data = initialize_data(data)
-      @base_schema.validate(data,[],self,@validation_options)
+      @base_schema.validate(data, [], self, @validation_options)
 
       if @options[:record_errors]
         if @options[:errors_as_objects]
@@ -228,7 +228,7 @@ def validation_errors
     end
 
     class << self
-      def validate(schema, data,opts={})
+      def validate(schema, data, opts={})
         begin
           validate!(schema, data, opts)
         rescue JSON::Schema::ValidationError, JSON::Schema::SchemaError
@@ -244,7 +244,7 @@ def validate_uri(schema, data, opts={})
         validate(schema, data, opts.merge(:uri => true))
       end
 
-      def validate!(schema, data,opts={})
+      def validate!(schema, data, opts={})
         validator = new(schema, opts)
         validator.validate(data)
       end
@@ -498,7 +498,7 @@ def merge_missing_values(source, destination)
       @@fake_uuid_generator = lambda{|s| UUIDTools::UUID.sha1_create(UUIDTools::UUID_URL_NAMESPACE, s).to_s }
     else
       require 'json-schema/util/uuid'
-      @@fake_uuid_generator = lambda{|s| JSON::Util::UUID.create_v5(s,JSON::Util::UUID::Nil).to_s }
+      @@fake_uuid_generator = lambda{|s| JSON::Util::UUID.create_v5(s, JSON::Util::UUID::Nil).to_s }
     end
 
     def serialize schema

lib/json-schema/validators/draft1.rb

@@ -21,15 +21,15 @@ def initialize
           "pattern" => JSON::Schema::PatternAttribute,
           "additionalProperties" => JSON::Schema::AdditionalPropertiesAttribute,
           "items" => JSON::Schema::ItemsAttribute,
-          "extends" => JSON::Schema::ExtendsAttribute
+          "extends" => JSON::Schema::ExtendsAttribute,
         }
         @default_formats = {
           'date-time' => DateTimeFormat,
           'date' => DateFormat,
           'time' => TimeFormat,
           'ip-address' => IP4Format,
           'ipv6' => IP6Format,
-          'uri' => UriFormat
+          'uri' => UriFormat,
         }
         @formats = @default_formats.clone
         @uri = JSON::Util::URI.parse("http://json-schema.org/draft-01/schema#")

lib/json-schema/validators/draft2.rb

@@ -22,15 +22,15 @@ def initialize
           "pattern" => JSON::Schema::PatternAttribute,
           "additionalProperties" => JSON::Schema::AdditionalPropertiesAttribute,
           "items" => JSON::Schema::ItemsAttribute,
-          "extends" => JSON::Schema::ExtendsAttribute
+          "extends" => JSON::Schema::ExtendsAttribute,
         }
         @default_formats = {
           'date-time' => DateTimeFormat,
           'date' => DateFormat,
           'time' => TimeFormat,
           'ip-address' => IP4Format,
           'ipv6' => IP6Format,
-          'uri' => UriFormat
+          'uri' => UriFormat,
         }
         @formats = @default_formats.clone
         @uri = JSON::Util::URI.parse("http://json-schema.org/draft-02/schema#")