Drop support for Ruby 3.1 (#64)

Author: mattbrictson

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: ["3.1", "3.2", "3.3", "3.4", "head"]
+        ruby: ["3.2", "3.3", "3.4", "head"]
     steps:
       - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1

.rubocop.yml

@@ -8,7 +8,7 @@ AllCops:
   DisplayCopNames: true
   DisplayStyleGuide: true
   NewCops: enable
-  TargetRubyVersion: 3.1
+  TargetRubyVersion: 3.2
   Exclude:
     - "tmp/**/*"
     - "vendor/**/*"

lib/mighty_test/watcher/event_queue.rb

@@ -51,28 +51,12 @@ def stopped?
       attr_reader :console, :file_system, :file_system_listener, :file_system_queue
 
       def pop_files_changed
-        paths = try_file_system_pop(timeout: 0.2)
+        paths = file_system_queue.pop(timeout: 0.2)
         return if paths.nil?
 
         paths += file_system_queue.pop until file_system_queue.empty?
         paths.uniq
       end
-
-      if RUBY_VERSION.start_with?("3.1.")
-        # TODO: Remove once we drop support for Ruby 3.1
-        require "timeout"
-        def try_file_system_pop(timeout:)
-          Timeout.timeout(timeout) do
-            file_system_queue.pop
-          end
-        rescue Timeout::Error
-          nil
-        end
-      else
-        def try_file_system_pop(timeout:)
-          file_system_queue.pop(timeout:)
-        end
-      end
     end
   end
 end

mighty_test.gemspec

@@ -9,7 +9,7 @@ Gem::Specification.new do |spec|
   spec.summary = "A modern Minitest runner for TDD, with watch mode and more"
   spec.homepage = "https://github.com/mattbrictson/mighty_test"
   spec.license = "MIT"
-  spec.required_ruby_version = ">= 3.1"
+  spec.required_ruby_version = ">= 3.2"
 
   spec.metadata = {
     "bug_tracker_uri" => "https://github.com/mattbrictson/mighty_test/issues",