Match ::I18n.t call just like I18n.t does

lib/i18n/tasks/scanners/ruby_scanner.rb

@@ -150,6 +150,7 @@ def setup_ast_matchers
           AstMatchers::MessageReceiversMatcher.new(
             receivers: [
               AST::Node.new(:const, [nil, :I18n]),
+              AST::Node.new(:const, [AST::Node.new(:cbase), :I18n]),
               nil
             ],
             message: message,

spec/ruby_scanner_spec.rb

@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+require "tempfile"
+
+RSpec.describe "I18n::Tasks::Scanners::RubyScanner" do
+  describe "#scan_file" do
+    subject do
+      I18n::Tasks::Scanners::RubyScanner.new.send(:scan_file, tempfile.path)
+    end
+
+    let(:tempfile) do
+      tempfile = Tempfile.new
+      tempfile.write(source)
+      tempfile.flush
+      tempfile
+    end
+
+    context "when source contains I18n.t calls" do
+      let(:source) do
+        <<~RUBY
+          I18n.t("foo")
+        RUBY
+      end
+
+      it { is_expected.to be_present }
+    end
+
+    context "when source contains ::I18n.t calls" do
+      let(:source) do
+        <<~RUBY
+          ::I18n.t("foo")
+        RUBY
+      end
+
+      it { is_expected.to be_present }
+    end
+  end
+end