feat: Change minimum Ruby version to 3.0 (#1150)

Author: dazuma

gapic-generator-cloud/templates/cloud/gem/readme.erb

@@ -117,7 +117,7 @@ To browse ready to use code samples check [Google Cloud Samples](https://cloud.g
 
 ## Supported Ruby Versions
 
-This library is supported on Ruby 2.7+.
+This library is supported on Ruby 3.0+.
 
 Google provides official support for Ruby versions that are actively supported
 by Ruby Core—that is, Ruby versions that are either in normal maintenance or

gapic-generator-cloud/templates/cloud/wrapper_gem/gemfile.erb

@@ -7,7 +7,7 @@ gemspec
 gem "<%= name %>", path: "../<%= name %>"
 <%- end -%>
 
-gem "google-style", "~> 1.27.1"
+gem "google-style", "~> 1.30.1"
 gem "minitest", "~> 5.22"
 gem "minitest-focus", "~> 1.4"
 gem "minitest-rg", "~> 5.3"

gapic-generator-cloud/templates/cloud/wrapper_gem/gemspec.erb

@@ -21,7 +21,7 @@ Gem::Specification.new do |gem|
                       <%= gem.extra_files.inspect %>
   gem.require_paths = ["lib"]
 
-  gem.required_ruby_version = ">= 2.7"
+  gem.required_ruby_version = ">= 3.0"
 
   <%- gem.dependency_list.each do |name, requirements| -%>
   gem.add_dependency <%= name.inspect %>, <%= requirements.map { |v| v.inspect }.join ", " %>

gapic-generator-cloud/templates/cloud/wrapper_gem/readme.erb

@@ -98,7 +98,7 @@ working, try updating the versioned clients in your bundle or installed gems:
 
 ## Supported Ruby Versions
 
-This library is supported on Ruby 2.7+.
+This library is supported on Ruby 3.0+.
 
 Google provides official support for Ruby versions that are actively supported
 by Ruby Core—that is, Ruby versions that are either in normal maintenance or

gapic-generator/templates/default/gem/gemfile.erb

@@ -3,7 +3,7 @@ source "https://rubygems.org"
 
 gemspec
 
-gem "google-style", "~> 1.27.1"
+gem "google-style", "~> 1.30.1"
 gem "minitest", "~> 5.22"
 gem "minitest-focus", "~> 1.4"
 gem "minitest-rg", "~> 5.3"

gapic-generator/templates/default/gem/gemspec.erb

@@ -22,7 +22,7 @@ Gem::Specification.new do |gem|
                       <%= gem.extra_files.inspect %>
   gem.require_paths = ["lib"]
 
-  gem.required_ruby_version = ">= 2.7"
+  gem.required_ruby_version = ">= 3.0"
 
   <%- gem.dependency_list.each do |name, requirements| -%>
   gem.add_dependency <%= name.inspect %>, <%= requirements.map { |v| v.inspect }.join ", " %>

gapic-generator/templates/default/gem/readme.erb

@@ -32,7 +32,7 @@ response = client.<%= method.name %> request
 
 ## Supported Ruby Versions
 
-This library is supported on Ruby 2.7+.
+This library is supported on Ruby 3.0+.
 
 Google provides official support for Ruby versions that are actively supported
 by Ruby Core—that is, Ruby versions that are either in normal maintenance or

shared/output/cloud/compute_small/Gemfile

@@ -2,7 +2,7 @@ source "https://rubygems.org"
 
 gemspec
 
-gem "google-style", "~> 1.27.1"
+gem "google-style", "~> 1.30.1"
 gem "minitest", "~> 5.22"
 gem "minitest-focus", "~> 1.4"
 gem "minitest-rg", "~> 5.3"

shared/output/cloud/compute_small/README.md

@@ -21,7 +21,7 @@ Gem::Specification.new do |gem|
                       ["README.md", "LICENSE.md", "AUTHENTICATION.md", ".yardopts"]
   gem.require_paths = ["lib"]
 
-  gem.required_ruby_version = ">= 2.7"
+  gem.required_ruby_version = ">= 3.0"
 
   gem.add_dependency "gapic-common", ">= 0.6", "< 2.a"
   gem.add_dependency "google-cloud-common", "~> 1.0"