Drop ruby 1.8-1.9-2.0-2.1-2.2-2.3 support

.travis.yml

@@ -4,13 +4,6 @@ env:
     - "CC_TEST_REPORTER_ID=faa393209ff0a104cf37511a9a03510bcee37951971b1ca4ffc2af217851d47e"
 language: ruby
 rvm:
-  - 1.8.7
-  - ree
-  - 1.9.3
-  - 2.0
-  - 2.1
-  - 2.2
-  - 2.3
   - 2.4
   - 2.5
   - 2.6
@@ -19,7 +12,6 @@ rvm:
   - jruby
 matrix:
   allow_failures:
-    - rvm: 1.8.7
     - rvm: ruby-head
     - rvm: jruby
 branches:

Gemfile

@@ -7,14 +7,13 @@ gemspec
 # Include everything needed to run rake, tests, features, etc.
 group :development do
   gem 'bundler'
-  gem 'json', '~> 1.8' if RUBY_VERSION < '2.0'
-  gem 'rake',             RUBY_VERSION < '1.9' ? '~> 10.5'    : '>= 10.5'
-  gem 'rdoc',             Gem::Version.new(RUBY_VERSION) < Gem::Version.new('1.9.3') ? '~> 4.2.2' : Gem::Version.new(RUBY_VERSION) < Gem::Version.new('2.2.2') ? '< 6' : '>= 6'
+  gem 'rake',             '>= 10.5'
+  gem 'rdoc',             '>= 6'
   gem 'RedCloth',         RUBY_PLATFORM == 'java' ? '= 4.2.9' : '>= 4.0.3'
   gem 'rspec',            '~> 3.9.0'
-  gem 'shoulda-context',  RUBY_VERSION < '1.9' ? '= 1.2.1'    : '>= 1.2.1'
-  gem 'simplecov',        RUBY_VERSION < '2.7' ? '~> 0.17.1'  : '>= 0.18.5'
-  gem 'term-ansicolor',   RUBY_VERSION < '2.0' ? '~> 1.3.2'   : '>= 1.3.2'
-  gem 'test-unit',        RUBY_VERSION < '1.9' ? '~> 2.0'     : '>= 3.0'
-  gem 'tins',             RUBY_VERSION < '2.0' ? '~> 1.6.0'   : '>= 1.6.0'
+  gem 'shoulda-context',  '>= 1.2.1'
+  gem 'simplecov',        RUBY_VERSION < '2.7' ? '~> 0.17.1' : '>= 0.18.5'
+  gem 'term-ansicolor',   '>= 1.3.2'
+  gem 'test-unit',        '>= 3.0'
+  gem 'tins',             '>= 1.6.0'
 end

README.markdown

@@ -15,7 +15,7 @@ You put your code in, and you get it back colored; Keywords, strings, floats, co
 
 ### Dependencies
 
-CodeRay needs Ruby 1.8.7, 1.9.3 or 2.0+. It also runs on JRuby.
+CodeRay needs Ruby 2.4+. It also runs on JRuby.
 
 ## Example Usage
 

README_INDEX.rdoc

@@ -26,7 +26,7 @@ floats, comments - all in different colors. And with line numbers.
 
 === Dependencies
 
-CodeRay needs Ruby 1.8.7+ or 1.9.2+. It also runs on Rubinius and JRuby.
+CodeRay needs Ruby 2.4+. It also runs on Rubinius and JRuby.
 
 
 == Example Usage

coderay.gemspec

@@ -20,7 +20,7 @@ Gem::Specification.new do |s|
   s.license = 'MIT'
 
   s.platform              = Gem::Platform::RUBY
-  s.required_ruby_version = '>= 1.8.6'
+  s.required_ruby_version = '>= 2.4.0'
 
   readme_file = 'README_INDEX.rdoc'
 

lib/coderay/duo.rb

@@ -71,7 +71,7 @@ def encode code, options = {}
     # 
     #  CodeRay::Duo[:python => :yaml].call(code)
     # 
-    # or, in Ruby 1.9 and later:
+    # or:
     # 
     #  CodeRay::Duo[:python => :yaml].(code)
     alias call encode

lib/coderay/encoders/html/numbering.rb

@@ -56,7 +56,7 @@ def self.number! output, mode = :table, options = {}
             raise ArgumentError, 'Invalid value %p for :bolding; false or Integer expected.' % bold_every
           end
 
-        if position_of_last_newline = output.rindex(RUBY_VERSION >= '1.9' ? /\n/ : ?\n)
+        if position_of_last_newline = output.rindex(/\n/)
           after_last_newline = output[position_of_last_newline + 1 .. -1]
           ends_with_newline = after_last_newline[/\A(?:<\/span>)*\z/]
 

lib/coderay/scanners/java.rb

@@ -44,7 +44,7 @@ class Java < Scanner
       '"' => /[^\\"]+/,
       '/' => /[^\\\/]+/,
     }  # :nodoc:
-    IDENT = RUBY_VERSION < '1.9' ? /[a-zA-Z_][A-Za-z_0-9]*/ : Regexp.new('[[[:alpha:]]_][[[:alnum:]]_]*')  # :nodoc:
+    IDENT = Regexp.new('[[[:alpha:]]_][[[:alnum:]]_]*')  # :nodoc:
 
   protected
 

rake_tasks/documentation.rake

@@ -1,10 +1,6 @@
 begin
-  if RUBY_VERSION >= '1.8.7'
-    gem 'rdoc' if defined? gem
-    require 'rdoc/task'
-  else
-    require 'rake/rdoctask'
-  end
+  gem 'rdoc' if defined? gem
+  require 'rdoc/task'
 rescue LoadError
   warn 'Please gem install rdoc.'
 end

rake_tasks/test.rake

@@ -69,19 +69,11 @@ Please rename or remove it and run again to use the GitHub repository:
 
   desc 'test the CodeRay executable'
   task :exe do
-    if RUBY_VERSION >= '1.8.7'
-      ruby './test/executable/suite.rb'
-    else
-      puts
-      puts "Can't run executable tests because shoulda-context requires Ruby 1.8.7+."
-      puts "Skipping."
-    end
+    ruby './test/executable/suite.rb'
   end
 end
 
-if RUBY_VERSION >= '1.9'
-  require 'rspec/core/rake_task'
-  RSpec::Core::RakeTask.new(:spec)
-end
+require 'rspec/core/rake_task'
+RSpec::Core::RakeTask.new(:spec)
 
 task :test => %w(test:functional test:units test:exe spec)

spec/spec_helper.rb

@@ -28,7 +28,7 @@
     # ...rather than:
     #     # => "be bigger than 2"
     expectations.include_chain_clauses_in_custom_matcher_descriptions = true
-  end if RUBY_VERSION >= '1.9'
+  end
 
   # rspec-mocks config goes here. You can use an alternate test double
   # library (such as bogus or mocha) by changing the `mock_with` option here.

test/executable/suite.rb

@@ -1,4 +1,4 @@
-require 'simplecov' if RUBY_VERSION >= '1.9'
+require 'simplecov'
 require 'test/unit'
 require 'rubygems' unless defined? Gem
 require 'shoulda-context'

test/functional/for_redcloth.rb

@@ -1,4 +1,4 @@
-require 'simplecov' if RUBY_VERSION >= '1.9'
+require 'simplecov'
 require 'test/unit'
 
 $:.unshift File.expand_path('../../../lib', __FILE__)
@@ -76,4 +76,4 @@ def test_for_redcloth_false_positive
     BLOCKCODE
   end
 
-end if defined? RedCloth
+end if defined? RedCloth

test/functional/suite.rb

@@ -1,4 +1,4 @@
-require 'simplecov' if RUBY_VERSION >= '1.9'
+require 'simplecov'
 require 'test/unit'
 
 $VERBOSE = $CODERAY_DEBUG = true