Deprecate support for Ruby < 2.7. (ViewComponent#1516)

Author: joelhawksley

docs/CHANGELOG.md

@@ -10,6 +10,10 @@ nav_order: 5
 
 ## main
 
+* Deprecate support for Ruby < 2.7 for removal in v3.0.0.
+
+    *Joel Hawksley*
+
 * Add `changelog_uri` to gemspec.
 
     *Joel Hawksley*

lib/view_component/compiler.rb

@@ -33,6 +33,10 @@ def compile(raise_errors: false, force: false)
       return if compiled? && !force
       return if component_class == ViewComponent::Base
 
+      if RUBY_VERSION < "2.7.0"
+        ViewComponent::Deprecation.warn("Support for Ruby versions < 2.7.0 will be removed in v3.0.0.")
+      end
+
       component_class.superclass.compile(raise_errors: raise_errors) if should_compile_superclass?
 
       with_write_lock do