Remove ruby-3.0 support

* Ruby 3.0 is EOL
* Removes another remaining invalid super() mutation that would block the upgrade.

.github/workflows/ci.yml

@@ -17,15 +17,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
+        ruby: [ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
         include:
         - os: macos-latest
           ruby: ruby-3.2
         - os: macos-latest
           ruby: ruby-3.1
-        - os: macos-latest
-          ruby: ruby-3.0
         execution:
         - bundle exec rspec spec/unit
         - bundle exec mutant environment test run spec/unit
@@ -43,15 +41,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
+        ruby: [ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
         include:
         - os: macos-latest
           ruby: ruby-3.2
         - os: macos-latest
           ruby: ruby-3.1
-        - os: macos-latest
-          ruby: ruby-3.0
     steps:
     - uses: actions/checkout@v4
       with:
@@ -68,15 +64,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
+        ruby: [ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
         include:
         - os: macos-latest
           ruby: ruby-3.2
         - os: macos-latest
           ruby: ruby-3.1
-        - os: macos-latest
-          ruby: ruby-3.0
     steps:
     - uses: actions/checkout@v4
     - uses: ruby/setup-ruby@v1
@@ -96,7 +90,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
+        ruby: [ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v4
@@ -112,7 +106,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
+        ruby: [ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v4
@@ -128,7 +122,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
+        ruby: [ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v4
@@ -144,7 +138,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ruby-3.0, ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
+        ruby: [ruby-3.1.2, ruby-3.1, ruby-3.2, ruby-3.3]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v4

.rubocop.yml

@@ -5,7 +5,7 @@ AllCops:
     - 'tmp/**/*'
     - 'vendor/**/*'
   NewCops: enable
-  TargetRubyVersion: 3.0
+  TargetRubyVersion: 3.1
   # This is output on every run of `rubocop` and feels fairly noisy.
   SuggestExtensions: false
 

Changelog.md

@@ -1,6 +1,14 @@
+# v0.12.3 2024-06-10
+
+* [#1452](https://github.com/mbj/mutant/pull/1451)
+
+  Remove support for EOL Ruby-3.0.
+  Remove another invalid mutation to super().
+
+
 # v0.12.2 2024-06-09
 
-+ [#1450](https://github.com/mbj/mutant/pull/1450)
+* [#1450](https://github.com/mbj/mutant/pull/1450)
 
   Remove invalid mutation operator.
 

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    mutant (0.12.2)
+    mutant (0.12.3)
       diff-lcs (~> 1.3)
       parser (~> 3.3.0)
       regexp_parser (~> 2.9.0)

README.md

@@ -58,13 +58,12 @@ Supported indicates if a specific Ruby version / Implementation is actively supp
 
 | Implementation | Version        | Runtime            | Syntax             | Mutations          | Supported          |
 | -------------- | -------------- | -------            | ------------------ | ------------------ | ------------------ |
-| cRUBY/MRI      | 3.0            | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |
 | cRUBY/MRI      | 3.1            | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |
 | cRUBY/MRI      | 3.2            | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |
 | cRUBY/MRI      | 3.3            | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: | :heavy_check_mark: |
 | jruby          | TBD            | :email:            | :email:            | :email:            | :email:            |
 | mruby          | TBD            | :email:            | :email:            | :email:            | :email:            |
-| cRUBY/MRI      | < 3.0          | :no_entry:         | :no_entry:         | :no_entry:         | :no_entry:         |
+| cRUBY/MRI      | < 3.1          | :no_entry:         | :no_entry:         | :no_entry:         | :no_entry:         |
 
 
 Labels:

lib/mutant.rb

@@ -291,22 +291,22 @@ module Mutant
   boot_segments = boot_events.map do |name, timestamp_start, timestamp_end|
     Segment.new(
       id:              gen_id.call,
-      name:            name,
+      name:,
       parent_id:       library_segment.id,
-      timestamp_end:   timestamp_end,
-      timestamp_start: timestamp_start
+      timestamp_end:,
+      timestamp_start:
     )
   end
 
   timer = Timer.new(process: Process)
 
   recorder = Segment::Recorder.new(
-    gen_id:          gen_id,
+    gen_id:,
     root_id:         (executable_segment || library_segment).id,
     parent_id:       library_segment.id,
-    recording_start: recording_start,
+    recording_start:,
     segments:        [*executable_segment, library_segment, *boot_segments],
-    timer:           timer
+    timer:
   )
 
   WORLD = World.new(
@@ -325,13 +325,13 @@ module Mutant
     pathname:              Pathname,
     process:               Process,
     random:                Random,
-    recorder:              recorder,
+    recorder:,
     stderr:                $stderr,
     stdout:                $stdout,
     tempfile:              Tempfile,
     thread:                Thread,
     time:                  Time,
-    timer:                 timer
+    timer:
   )
 
   # Reopen class to initialize constant to avoid dep circle

lib/mutant/ast.rb

@@ -13,7 +13,7 @@ class View
 
     def on_line(line)
       line_map.fetch(line, EMPTY_HASH).map do |node, stack|
-        View.new(node: node, stack: stack)
+        View.new(node:, stack:)
       end
     end
 

lib/mutant/ast/named_children.rb

@@ -83,8 +83,8 @@ def children(*names)
         # @param [Symbol] name
         #
         # @return [undefined]
-        def define_private_method(name, &block)
-          define_method(name, &block)
+        def define_private_method(name, &)
+          define_method(name, &)
           private(name)
         end
 

lib/mutant/ast/pattern/lexer.rb

@@ -43,7 +43,7 @@ def initialize(string)
           @line_index    = 0
           @line_start    = 0
           @next_position = 0
-          @source        = Source.new(string: string)
+          @source        = Source.new(string:)
           @string        = string
           @tokens        = []
         end
@@ -77,13 +77,13 @@ def consume_char
 
           advance_position
 
-          @tokens << token(type: type, start_position: start_position)
+          @tokens << token(type:, start_position:)
         end
 
         def token(type:, start_position:, value: nil)
           Token.new(
-            type:     type,
-            value:    value,
+            type:,
+            value:,
             location: Source::Location.new(
               source:     @source,
               line_index: @line_index,
@@ -101,7 +101,7 @@ def consume_string
           if valid_string?(token.value)
             @tokens << token
           else
-            @error = Error::InvalidToken.new(token: token)
+            @error = Error::InvalidToken.new(token:)
           end
         end
 
@@ -123,7 +123,7 @@ def build_string(start_position, string)
           token(
             type:           :string,
             value:          string,
-            start_position: start_position
+            start_position:
           )
         end
 

lib/mutant/ast/pattern/parser.rb

@@ -28,7 +28,7 @@ def run
                 token = peek
                 error(
                   message: "Unexpected token: #{token.type}",
-                  token:   token
+                  token:
                 )
               end
             end
@@ -74,15 +74,15 @@ def parse_node
           end
 
           Node.new(
-            attribute:  attribute,
-            descendant: descendant,
+            attribute:,
+            descendant:,
             type:       structure.type
           )
         end
 
         def parse_attribute(name)
           Node::Attribute.new(
-            name:  name,
+            name:,
             value: parse_alternative(
               group_start: method(:parse_attribute_group),
               string:      method(:parse_attribute_value)
@@ -96,14 +96,14 @@ def parse_alternative(alternatives)
           alternatives.fetch(token.type) do
             error(
               message: "Expected one of: #{alternatives.keys.join(',')} but got: #{token.type}",
-              token:   token
+              token:
             )
           end.call
         end
 
         def parse_descendant(name)
           Node::Descendant.new(
-            name:    name,
+            name:,
             pattern: parse_node
           )
         end
@@ -120,7 +120,7 @@ def parse_attribute_group
 
           expect(:group_end)
 
-          Node::Attribute::Value::Group.new(values: values)
+          Node::Attribute::Value::Group.new(values:)
         end
 
         def parse_attribute_value
@@ -153,7 +153,7 @@ def parse_node_type
           type = token.value.to_sym
 
           Structure::ALL.fetch(type) do
-            error(token: token, message: "Expected valid node type got: #{type}")
+            error(token:, message: "Expected valid node type got: #{type}")
           end
         end
 
@@ -169,7 +169,7 @@ def expect(type)
             token
           else
             error(
-              token:   token,
+              token:,
               message: "Expected token type: #{type} but got: #{token.type}"
             )
           end

lib/mutant/ast/structure.rb

@@ -98,7 +98,7 @@ def maybe_descendant(name)
 
         def self.fixed(values)
           values.each_with_index.map do |(klass, name), index|
-            klass.new(index: index, name: name)
+            klass.new(index:, name:)
           end
         end
 

lib/mutant/bootstrap.rb

@@ -38,7 +38,7 @@ def self.call(env)
           .with(matchable_scopes: matchable_scopes(env))
 
         matched_subjects = env.record(:subject_match) do
-          Matcher.expand(env: env).call(env)
+          Matcher.expand(env:).call(env)
         end
 
         selected_subjects = subject_select(env, matched_subjects)
@@ -48,9 +48,9 @@ def self.call(env)
         end
 
         setup_integration(
-          env:               env,
-          mutations:         mutations,
-          selected_subjects: selected_subjects
+          env:,
+          mutations:,
+          selected_subjects:
         )
       end
     end
@@ -79,9 +79,9 @@ def self.setup_integration(env:, mutations:, selected_subjects:)
         hooks.run(:setup_integration_pre)
         Integration.setup(env).fmap do |integration|
           env.with(
-            integration: integration,
-            mutations:   mutations,
-            selector:    Selector::Expression.new(integration: integration),
+            integration:,
+            mutations:,
+            selector:    Selector::Expression.new(integration:),
             subjects:    selected_subjects
           )
         end.tap { hooks.run(:setup_integration_post) }
@@ -120,7 +120,7 @@ def self.infect(env)
         config, hooks, world = env.config, env.hooks, env.world
 
         env.record(:hooks_env_infection_pre) do
-          hooks.run(:env_infection_pre, env: env)
+          hooks.run(:env_infection_pre, env:)
         end
 
         env.record(:require_target) do
@@ -133,7 +133,7 @@ def self.infect(env)
         end
 
         env.record(:hooks_env_infection_post) do
-          hooks.run(:env_infection_post, env: env)
+          hooks.run(:env_infection_post, env:)
         end
       end
     end
@@ -147,7 +147,7 @@ def self.matchable_scopes(env)
 
         scopes = env.world.object_space.each_object(Module).with_object([]) do |raw_scope, aggregate|
           expression = expression(config.reporter, config.expression_parser, raw_scope) || next
-          aggregate << Scope.new(raw: raw_scope, expression: expression)
+          aggregate << Scope.new(raw: raw_scope, expression:)
         end
 
         scopes.sort_by { |scope| scope.expression.syntax }
@@ -177,9 +177,9 @@ def self.expression(reporter, expression_parser, raw_scope)
         semantics_warning(
           reporter,
           CLASS_NAME_TYPE_MISMATCH_FORMAT,
-          name:        name,
+          name:,
           scope_class: raw_scope.class,
-          raw_scope:   raw_scope
+          raw_scope:
         )
         return
       end