bump the oldest supported Ruby version to 2.7 (#484)

asciidoctor · Oct 23, 2024 · 72c5d6f · 72c5d6f
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diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
     needs: activate
     strategy:
       matrix:
-        ruby: ['jruby-9.3', 'jruby-9.4', '2.6', '3.3']
+        ruby: ['jruby-9.4', '2.7', '3.3']
         os: [ubuntu-latest, windows-latest]
         include:
           - ruby: '3.3'

diff --git a/.rubocop.yml b/.rubocop.yml
@@ -3,7 +3,7 @@ require:
   - rubocop-rspec
 AllCops:
   NewCops: enable
-  TargetRubyVersion: 2.6
+  TargetRubyVersion: 2.7
 Gemspec/RequireMFA:
   Enabled: false
 Layout/LineLength:

diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
@@ -9,6 +9,7 @@ For a detailed view of what has changed, refer to the {uri-repo}/commits/master[
 
 * fix crash when running in environments with non-Unicode locale (#475)
 * update Font Awesome Solid to 6.6.0
+* bump the oldest supported Ruby version to 2.7
 
 == 2.1.3 (2024-05-12) - @slonopotamus
 

diff --git a/README.adoc b/README.adoc
@@ -21,7 +21,7 @@ Detailed installation and usage instructions can be found on the https://docs.as
 == Installation
 
 {project-name} is published on RubyGems.org.
-{project-name} requires Ruby 2.6 or newer.
+{project-name} requires Ruby 2.7 or newer.
 You can install the published gem using the following command:
 
 [source,shell script]

diff --git a/asciidoctor-epub3.gemspec b/asciidoctor-epub3.gemspec
@@ -17,7 +17,7 @@ Gem::Specification.new do |s|
   s.homepage = 'https://github.com/asciidoctor/asciidoctor-epub3'
   s.license = 'MIT'
 
-  s.required_ruby_version = '>= 2.6.0'
+  s.required_ruby_version = '>= 2.7.0'
 
   files = begin
     (result = Open3.popen3('git ls-files -z') { |_, out| out.read }.split %(\0)).empty? ? Dir['**/*'] : result

diff --git a/docs/modules/ROOT/pages/index.adoc b/docs/modules/ROOT/pages/index.adoc
@@ -119,7 +119,7 @@ This is no longer the case. If you followed the old rules, chances are your docu
 
 == Prerequisites
 
-All that's needed to use {project-name} is Ruby 2.5 or newer and a few Ruby gems (including at least Asciidoctor 1.5.6), which we'll explain how to install in the next section.
+All that's needed to use {project-name} is Ruby 2.7 or newer and a few Ruby gems, which we'll explain how to install in the next section.
 
 To check if you have Ruby available, use the `ruby` command to query the installed version: