Update rubocop requirement from ~> 0.59.0 to ~> 0.60.0

Updates the requirements on [rubocop](https://github.com/rubocop-hq/rubocop) to permit the latest version.
- [Release notes](https://github.com/rubocop-hq/rubocop/releases)
- [Changelog](https://github.com/rubocop-hq/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop-hq/rubocop/commits/v0.60.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

dependabot-core.gemspec

@@ -36,7 +36,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rake"
   spec.add_development_dependency "rspec", "~> 3.8.0"
   spec.add_development_dependency "rspec-its", "~> 1.2.0"
-  spec.add_development_dependency "rubocop", "~> 0.59.0"
+  spec.add_development_dependency "rubocop", "~> 0.60.0"
   spec.add_development_dependency "vcr", "~> 4.0.0"
   spec.add_development_dependency "webmock", "~> 3.4.0"
 end

lib/dependabot/file_fetchers/dotnet/nuget/sln_project_paths_finder.rb

@@ -8,7 +8,8 @@ module FileFetchers
     module Dotnet
       class Nuget
         class SlnProjectPathsFinder
-          PROJECT_PATH_REGEX = /(?<=["'])[^"']*?\.(?:vb|cs|fs)proj(?=["'])/
+          PROJECT_PATH_REGEX =
+            /(?<=["'])[^"']*?\.(?:vb|cs|fs)proj(?=["'])/.freeze
 
           def initialize(sln_file:)
             @sln_file = sln_file

lib/dependabot/file_fetchers/elixir/hex.rb

@@ -6,7 +6,7 @@ module Dependabot
   module FileFetchers
     module Elixir
       class Hex < Dependabot::FileFetchers::Base
-        APPS_PATH_REGEX = /apps_path:\s*"(?<path>.*?)"/m
+        APPS_PATH_REGEX = /apps_path:\s*"(?<path>.*?)"/m.freeze
 
         def self.required_files_in?(filenames)
           filenames.include?("mix.exs")

lib/dependabot/file_fetchers/java/gradle/settings_file_parser.rb

@@ -8,7 +8,7 @@ module Java
       class Gradle
         class SettingsFileParser
           INCLUDE_ARGS_REGEX =
-            /(?:^|\s)include(?:\(|\s)(\s*[^\s,\)]+(?:,\s*[^\s,\)]+)*)/
+            /(?:^|\s)include(?:\(|\s)(\s*[^\s,\)]+(?:,\s*[^\s,\)]+)*)/.freeze
 
           def initialize(settings_file:)
             @settings_file = settings_file

lib/dependabot/file_fetchers/python/pip.rb

@@ -7,8 +7,8 @@ module Dependabot
   module FileFetchers
     module Python
       class Pip < Dependabot::FileFetchers::Base
-        CHILD_REQUIREMENT_REGEX = /^-r\s?(?<path>.*\.txt)/
-        CONSTRAINT_REGEX = /^-c\s?(?<path>\..*)/
+        CHILD_REQUIREMENT_REGEX = /^-r\s?(?<path>.*\.txt)/.freeze
+        CONSTRAINT_REGEX = /^-c\s?(?<path>\..*)/.freeze
 
         def self.required_files_in?(filenames)
           return true if filenames.any? { |name| name.end_with?(".txt", ".in") }

lib/dependabot/file_parsers/docker/docker.rb

@@ -15,21 +15,22 @@ class Docker < Dependabot::FileParsers::Base
 
         # Detials of Docker regular expressions is at
         # https://github.com/docker/distribution/blob/master/reference/regexp.go
-        DOMAIN_COMPONENT = /(?:[a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9])/
-        DOMAIN = /(?:#{DOMAIN_COMPONENT}(?:\.#{DOMAIN_COMPONENT})+)/
-        REGISTRY = /(?<registry>#{DOMAIN}(?::[0-9]+)?)/
-
-        NAME_COMPONENT = /(?:[a-z0-9]+(?:(?:[._]|__|[-]*)[a-z0-9]+)*)/
-        IMAGE = %r{(?<image>#{NAME_COMPONENT}(?:/#{NAME_COMPONENT})*)}
-
-        FROM = /[Ff][Rr][Oo][Mm]/
-        TAG = /:(?<tag>[\w][\w.-]{0,127})/
-        DIGEST = /@(?<digest>[^\s]+)/
-        NAME = /\s+AS\s+(?<name>[a-zA-Z0-9_-]+)/
+        DOMAIN_COMPONENT =
+          /(?:[a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9])/.freeze
+        DOMAIN = /(?:#{DOMAIN_COMPONENT}(?:\.#{DOMAIN_COMPONENT})+)/.freeze
+        REGISTRY = /(?<registry>#{DOMAIN}(?::[0-9]+)?)/.freeze
+
+        NAME_COMPONENT = /(?:[a-z0-9]+(?:(?:[._]|__|[-]*)[a-z0-9]+)*)/.freeze
+        IMAGE = %r{(?<image>#{NAME_COMPONENT}(?:/#{NAME_COMPONENT})*)}.freeze
+
+        FROM = /[Ff][Rr][Oo][Mm]/.freeze
+        TAG = /:(?<tag>[\w][\w.-]{0,127})/.freeze
+        DIGEST = /@(?<digest>[^\s]+)/.freeze
+        NAME = /\s+AS\s+(?<name>[a-zA-Z0-9_-]+)/.freeze
         FROM_LINE =
-          %r{^#{FROM}\s+(#{REGISTRY}/)?#{IMAGE}#{TAG}?#{DIGEST}?#{NAME}?}
+          %r{^#{FROM}\s+(#{REGISTRY}/)?#{IMAGE}#{TAG}?#{DIGEST}?#{NAME}?}.freeze
 
-        AWS_ECR_URL = /dkr\.ecr\.(?<region>[^.]+).amazonaws\.com/
+        AWS_ECR_URL = /dkr\.ecr\.(?<region>[^.]+).amazonaws\.com/.freeze
 
         def parse
           dependency_set = DependencySet.new

lib/dependabot/file_parsers/dotnet/nuget/project_file_parser.rb

@@ -19,7 +19,7 @@ class ProjectFileParser
                                 "ItemGroup > Dependency, "\
                                 "ItemGroup > DevelopmentDependency"
 
-          PROPERTY_REGEX      = /\$\((?<property>.*?)\)/
+          PROPERTY_REGEX      = /\$\((?<property>.*?)\)/.freeze
 
           def initialize(dependency_files:)
             @dependency_files = dependency_files

lib/dependabot/file_parsers/go/modules/go_mod_parser.rb

@@ -11,7 +11,7 @@ module FileParsers
     module Go
       class Modules
         class GoModParser
-          GIT_VERSION_REGEX = /^v\d+\.\d+\.\d+-.*-(?<sha>[0-9a-f]{12})$/
+          GIT_VERSION_REGEX = /^v\d+\.\d+\.\d+-.*-(?<sha>[0-9a-f]{12})$/.freeze
 
           def initialize(dependency_files:, credentials:)
             @dependency_files = dependency_files

lib/dependabot/file_parsers/java/gradle.rb

@@ -19,15 +19,16 @@ class Gradle < Dependabot::FileParsers::Base
             (?:\$\{property\((?<property_name>[^:\s]*?)\)\})|
             (?:\$\{(?<property_name>[^:\s]*?)\})|
             (?:\$(?<property_name>[^:\s]*))
-          /x
+          /x.freeze
 
-        PART = %r{[^\s,@'":/\\]+}
-        VSN_PART = %r{[^\s,'":/\\]+}
+        PART = %r{[^\s,@'":/\\]+}.freeze
+        VSN_PART = %r{[^\s,'":/\\]+}.freeze
         DEPENDENCY_DECLARATION_REGEX =
-          /(?:\(|\s)\s*['"](?<declaration>#{PART}:#{PART}:#{VSN_PART})['"]/
+          /(?:\(|\s)\s*['"](?<declaration>#{PART}:#{PART}:#{VSN_PART})['"]/.
+          freeze
         DEPENDENCY_SET_DECLARATION_REGEX =
-          /(?:^|\s)dependencySet\((?<arguments>[^\)]+)\)\s*\{/
-        DEPENDENCY_SET_ENTRY_REGEX = /entry\s+['"](?<name>#{PART})['"]/
+          /(?:^|\s)dependencySet\((?<arguments>[^\)]+)\)\s*\{/.freeze
+        DEPENDENCY_SET_ENTRY_REGEX = /entry\s+['"](?<name>#{PART})['"]/.freeze
 
         def parse
           dependency_set = DependencySet.new

lib/dependabot/file_parsers/java/gradle/property_value_finder.rb

@@ -8,7 +8,8 @@ module Java
       class Gradle
         class PropertyValueFinder
           PROPERTY_DECLARATION_REGEX =
-            /(?:^|\s+|ext.)(?<name>[^\s=]+)\s*=\s*['"](?<value>[^\s]+)['"]/
+            /(?:^|\s+|ext.)(?<name>[^\s=]+)\s*=\s*['"](?<value>[^\s]+)['"]/.
+            freeze
 
           def initialize(dependency_files:)
             @dependency_files = dependency_files

lib/dependabot/file_parsers/java/gradle/repositories_finder.rb

@@ -12,9 +12,9 @@ class RepositoriesFinder
           # it as a default.
           CENTRAL_REPO_URL = "https://repo.maven.apache.org/maven2"
 
-          REPOSITORIES_BLOCK_START = /(?:^|\s)repositories\s*\{/
+          REPOSITORIES_BLOCK_START = /(?:^|\s)repositories\s*\{/.freeze
           MAVEN_REPO_REGEX =
-            /maven\s*\{[^\}]*\surl[\s\(]\s*['"](?<url>[^'"]+)['"]/
+            /maven\s*\{[^\}]*\surl[\s\(]\s*['"](?<url>[^'"]+)['"]/.freeze
 
           def initialize(dependency_files:, target_dependency_file:)
             @dependency_files = dependency_files

lib/dependabot/file_parsers/java/maven.rb

@@ -26,7 +26,7 @@ class Maven < Dependabot::FileParsers::Base
         PLUGIN_SELECTOR     = "plugins > plugin"
 
         # Regex to get the property name from a declaration that uses a property
-        PROPERTY_REGEX      = /\$\{(?<property>.*?)\}/
+        PROPERTY_REGEX      = /\$\{(?<property>.*?)\}/.freeze
 
         def parse
           dependency_set = DependencySet.new

lib/dependabot/file_parsers/java/maven/property_value_finder.rb

@@ -16,7 +16,7 @@ class Maven
         class PropertyValueFinder
           require_relative "repositories_finder"
 
-          DOT_SEPARATOR_REGEX = %r{\.(?:(?!\d+[.\/])+)}
+          DOT_SEPARATOR_REGEX = %r{\.(?:(?!\d+[.\/])+)}.freeze
 
           def initialize(dependency_files:)
             @dependency_files = dependency_files

lib/dependabot/file_parsers/java_script/npm_and_yarn.rb

@@ -28,7 +28,7 @@ class NpmAndYarn < Dependabot::FileParsers::Base
             (?:\#semver:(?<semver>.+))|
             (?:\#(?<ref>.+))
           )?$
-        }ix
+        }ix.freeze
 
         def parse
           dependency_set = DependencySet.new

lib/dependabot/file_parsers/python/pip/setup_file_parser.rb

@@ -11,10 +11,11 @@ module FileParsers
     module Python
       class Pip
         class SetupFileParser
-          INSTALL_REQUIRES_REGEX = /install_requires\s*=\s*(\[.*?\])[,)\s]/m
-          SETUP_REQUIRES_REGEX = /setup_requires\s*=\s*(\[.*?\])[,)\s]/m
-          TESTS_REQUIRE_REGEX = /tests_require\s*=\s*(\[.*?\])[,)\s]/m
-          EXTRAS_REQUIRE_REGEX = /extras_require\s*=\s*(\{.*?\})[,)\s]/m
+          INSTALL_REQUIRES_REGEX =
+            /install_requires\s*=\s*(\[.*?\])[,)\s]/m.freeze
+          SETUP_REQUIRES_REGEX = /setup_requires\s*=\s*(\[.*?\])[,)\s]/m.freeze
+          TESTS_REQUIRE_REGEX = /tests_require\s*=\s*(\[.*?\])[,)\s]/m.freeze
+          EXTRAS_REQUIRE_REGEX = /extras_require\s*=\s*(\{.*?\})[,)\s]/m.freeze
 
           def initialize(dependency_files:)
             @dependency_files = dependency_files

lib/dependabot/file_updaters/docker/docker.rb

@@ -7,7 +7,7 @@ module Dependabot
   module FileUpdaters
     module Docker
       class Docker < Dependabot::FileUpdaters::Base
-        FROM_REGEX = /[Ff][Rr][Oo][Mm]/
+        FROM_REGEX = /[Ff][Rr][Oo][Mm]/.freeze
 
         def self.updated_files_regex
           [/dockerfile/]

lib/dependabot/file_updaters/dotnet/nuget/packages_config_declaration_finder.rb

@@ -10,7 +10,7 @@ class Nuget
         class PackagesConfigDeclarationFinder
           DECLARATION_REGEX =
             %r{<package [^>]*?/>|
-               <package [^>]*?[^/]>.*?</package>}mx
+               <package [^>]*?[^/]>.*?</package>}mx.freeze
 
           attr_reader :dependency_name, :declaring_requirement,
                       :packages_config

lib/dependabot/file_updaters/dotnet/nuget/project_file_declaration_finder.rb

@@ -9,12 +9,14 @@ module Dotnet
       class Nuget
         class ProjectFileDeclarationFinder
           DECLARATION_REGEX =
-            %r{<PackageReference [^>]*?/>|
-               <PackageReference [^>]*?[^/]>.*?</PackageReference>|
-               <Dependency [^>]*?/>|
-               <Dependency [^>]*?[^/]>.*?</Dependency>|
-               <DevelopmentDependency [^>]*?/>|
-               <DevelopmentDependency [^>]*?[^/]>.*?</DevelopmentDependency>}mx
+            %r{
+              <PackageReference [^>]*?/>|
+              <PackageReference [^>]*?[^/]>.*?</PackageReference>|
+              <Dependency [^>]*?/>|
+              <Dependency [^>]*?[^/]>.*?</Dependency>|
+              <DevelopmentDependency [^>]*?/>|
+              <DevelopmentDependency [^>]*?[^/]>.*?</DevelopmentDependency>
+            }mx.freeze
 
           attr_reader :dependency_name, :declaring_requirement,
                       :dependency_files

lib/dependabot/file_updaters/java/maven/declaration_finder.rb

@@ -12,7 +12,7 @@ class Maven
         class DeclarationFinder
           DECLARATION_REGEX =
             %r{<parent>.*?</parent>|<dependency>.*?</dependency>|
-               <plugin>.*?</plugin>|<extension>.*?</extension>}mx
+               <plugin>.*?</plugin>|<extension>.*?</extension>}mx.freeze
 
           attr_reader :dependency, :declaring_requirement, :dependency_files
 

lib/dependabot/file_updaters/java_script/npm_and_yarn/npm_lockfile_updater.rb

@@ -49,10 +49,11 @@ def updated_lockfile_content(lockfile)
 
           attr_reader :dependencies, :dependency_files, :credentials
 
-          UNREACHABLE_GIT = /ls-remote (?:(-h -t)|(--tags --heads)) (?<url>.*)/
+          UNREACHABLE_GIT =
+            /ls-remote (?:(-h -t)|(--tags --heads)) (?<url>.*)/.freeze
           FORBIDDEN_PACKAGE =
-            /(403 Forbidden|401 Unauthorized): (?<package_req>.*)/
-          MISSING_PACKAGE = /404 Not Found: (?<package_req>.*)/
+            /(403 Forbidden|401 Unauthorized): (?<package_req>.*)/.freeze
+          MISSING_PACKAGE = /404 Not Found: (?<package_req>.*)/.freeze
 
           def dependency
             # For now, we'll only ever be updating a single dependency for JS

lib/dependabot/file_updaters/java_script/npm_and_yarn/yarn_lockfile_updater.rb

@@ -15,7 +15,8 @@ class YarnLockfileUpdater
           require_relative "npmrc_builder"
           require_relative "package_json_updater"
 
-          TIMEOUT_FETCHING_PACKAGE = %r{(?<url>.+)/(?<package>[^/]+): ETIMEDOUT}
+          TIMEOUT_FETCHING_PACKAGE =
+            %r{(?<url>.+)/(?<package>[^/]+): ETIMEDOUT}.freeze
 
           def initialize(dependencies:, dependency_files:, credentials:)
             @dependencies = dependencies

lib/dependabot/file_updaters/python/pip/pipfile_file_updater.rb

@@ -307,7 +307,7 @@ def pipfile_hash_for(pipfile_content)
             SharedHelpers.in_a_temporary_directory do |dir|
               File.write(File.join(dir, "Pipfile"), pipfile_content)
               SharedHelpers.run_helper_subprocess(
-                command:  "pyenv exec python #{python_helper_path}",
+                command: "pyenv exec python #{python_helper_path}",
                 function: "get_pipfile_hash",
                 args: [dir]
               )

lib/dependabot/file_updaters/python/pip/poetry_file_updater.rb

@@ -174,7 +174,7 @@ def pyproject_hash_for(pyproject_content)
             SharedHelpers.in_a_temporary_directory do |dir|
               File.write(File.join(dir, "pyproject.toml"), pyproject_content)
               SharedHelpers.run_helper_subprocess(
-                command:  "pyenv exec python #{python_helper_path}",
+                command: "pyenv exec python #{python_helper_path}",
                 function: "get_pyproject_hash",
                 args: [dir]
               )

lib/dependabot/file_updaters/ruby/bundler/lockfile_updater.rb

@@ -22,11 +22,12 @@ class LockfileUpdater
           require_relative "gemspec_sanitizer"
           require_relative "gemspec_dependency_name_finder"
 
-          LOCKFILE_ENDING = /(?<ending>\s*(?:RUBY VERSION|BUNDLED WITH).*)/m
-          GIT_DEPENDENCIES_SECTION = /GIT\n.*?\n\n(?!GIT)/m
-          GIT_DEPENDENCY_DETAILS = /GIT\n.*?\n\n/m
+          LOCKFILE_ENDING =
+            /(?<ending>\s*(?:RUBY VERSION|BUNDLED WITH).*)/m.freeze
+          GIT_DEPENDENCIES_SECTION = /GIT\n.*?\n\n(?!GIT)/m.freeze
+          GIT_DEPENDENCY_DETAILS = /GIT\n.*?\n\n/m.freeze
           GEM_NOT_FOUND_ERROR_REGEX =
-            /locked to (?<name>[^\s]+) \(|not find (?<name>[^\s]+)-\d/
+            /locked to (?<name>[^\s]+) \(|not find (?<name>[^\s]+)-\d/.freeze
           GEMSPEC_SOURCES = [
             ::Bundler::Source::Path,
             ::Bundler::Source::Gemspec

lib/dependabot/git_commit_checker.rb

@@ -11,8 +11,8 @@
 # rubocop:disable Metrics/ClassLength
 module Dependabot
   class GitCommitChecker
-    VERSION_REGEX = /(?<version>[0-9]+\.[0-9]+(?:\.[a-zA-Z0-9\-]+)*)$/
-    KNOWN_HOSTS = /github\.com|bitbucket\.org|gitlab.com/
+    VERSION_REGEX = /(?<version>[0-9]+\.[0-9]+(?:\.[a-zA-Z0-9\-]+)*)$/.freeze
+    KNOWN_HOSTS = /github\.com|bitbucket\.org|gitlab.com/.freeze
 
     def initialize(dependency:, credentials:, ignored_versions: [])
       @dependency = dependency

lib/dependabot/metadata_finders/java/maven.rb

@@ -10,7 +10,7 @@ module Dependabot
   module MetadataFinders
     module Java
       class Maven < Dependabot::MetadataFinders::Base
-        DOT_SEPARATOR_REGEX = %r{\.(?:(?!\d+[.\/])+)}
+        DOT_SEPARATOR_REGEX = %r{\.(?:(?!\d+[.\/])+)}.freeze
 
         private
 

lib/dependabot/pull_request_creator/labeler.rb

@@ -8,7 +8,7 @@
 module Dependabot
   class PullRequestCreator
     class Labeler
-      DEPENDENCIES_LABEL_REGEX = %r{^[^/]*dependenc[^/]+$}i
+      DEPENDENCIES_LABEL_REGEX = %r{^[^/]*dependenc[^/]+$}i.freeze
       LANGUAGE_LABEL_DETAILS = {
         "bundler" => { name: "ruby", colour: "ce2d2d" },
         "submodules" => { name: "submodules", colour: "000000" },

lib/dependabot/pull_request_creator/message_builder.rb

@@ -24,8 +24,9 @@ class MessageBuilder
                             card_file_box loud_sound mute busts_in_silhouette
                             children_crossing building_construction iphone
                             clown_face egg see_no_evil camera_flash).freeze
-      ISSUE_TAG_REGEX = /(?<=[\s(\\]|^)(?<tag>(?:\#|GH-)\d+)(?=[^A-z0-9\-]|$)/
-      GITHUB_REF_REGEX = %r{github\.com/[^/\s]+/[^/\s]+/(?:issue|pull)}
+      ISSUE_TAG_REGEX =
+        /(?<=[\s(\\]|^)(?<tag>(?:\#|GH-)\d+)(?=[^A-z0-9\-]|$)/.freeze
+      GITHUB_REF_REGEX = %r{github\.com/[^/\s]+/[^/\s]+/(?:issue|pull)}.freeze
 
       attr_reader :source, :dependencies, :files, :credentials,
                   :pr_message_footer, :author_details, :vulnerabilities_fixed

lib/dependabot/source.rb

@@ -7,7 +7,7 @@ class Source
       (?:\.com|\.org)[/:]
       (?<repo>[^/\s]+/(?:(?!\.git|\.\s)[^/\s#"',])+)
       (?:(?:/tree|/blob|/src)/(?<branch>[^/]+)/(?<directory>.*)[\#|/])?
-    }x
+    }x.freeze
 
     attr_reader :provider, :repo, :directory, :branch, :hostname, :api_endpoint
 

lib/dependabot/update_checkers/docker/docker.rb

@@ -10,10 +10,13 @@ module Dependabot
   module UpdateCheckers
     module Docker
       class Docker < Dependabot::UpdateCheckers::Base
-        VERSION_REGEX = /(?<version>[0-9]+(?:\.[a-zA-Z0-9]+)*)/
-        VERSION_WTIH_SUFFIX = /^#{VERSION_REGEX}(?<affix>-[a-z0-9.\-]+)?$/
-        VERSION_WTIH_PREFIX = /^(?<affix>[a-z0-9.\-]+-)?#{VERSION_REGEX}$/
-        NAME_WITH_VERSION = /#{VERSION_WTIH_PREFIX}|#{VERSION_WTIH_SUFFIX}/
+        VERSION_REGEX = /(?<version>[0-9]+(?:\.[a-zA-Z0-9]+)*)/.freeze
+        VERSION_WTIH_SUFFIX =
+          /^#{VERSION_REGEX}(?<affix>-[a-z0-9.\-]+)?$/.freeze
+        VERSION_WTIH_PREFIX =
+          /^(?<affix>[a-z0-9.\-]+-)?#{VERSION_REGEX}$/.freeze
+        NAME_WITH_VERSION =
+          /#{VERSION_WTIH_PREFIX}|#{VERSION_WTIH_SUFFIX}/.freeze
 
         def latest_version
           @latest_version ||= fetch_latest_version

lib/dependabot/update_checkers/dotnet/nuget/repository_finder.rb

@@ -172,12 +172,12 @@ def config_file_repositories
 
           def default_repository_details
             {
-              repository_url:  DEFAULT_REPOSITORY_URL,
-              versions_url:    "https://api.nuget.org/v3-flatcontainer/"\
+              repository_url: DEFAULT_REPOSITORY_URL,
+              versions_url: "https://api.nuget.org/v3-flatcontainer/"\
                                "#{dependency.name.downcase}/index.json",
-              search_url:      "https://api-v2v3search-0.nuget.org/query"\
+              search_url: "https://api-v2v3search-0.nuget.org/query"\
                                "?q=#{dependency.name.downcase}&prerelease=true",
-              auth_header:     {},
+              auth_header: {},
               repository_type: "v3"
             }
           end

lib/dependabot/update_checkers/dotnet/nuget/requirements_updater.rb

@@ -13,7 +13,7 @@ module UpdateCheckers
     module Dotnet
       class Nuget
         class RequirementsUpdater
-          VERSION_REGEX = /[0-9a-zA-Z]+(?:\.[a-zA-Z0-9\-]+)*/
+          VERSION_REGEX = /[0-9a-zA-Z]+(?:\.[a-zA-Z0-9\-]+)*/.freeze
 
           def initialize(requirements:, latest_version:, source_details:)
             @requirements = requirements