lib/slim_lint/linter/tab.rb in slim_lint-0.15.1 vs lib/slim_lint/linter/tab.rb in slim_lint-0.16.0

@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 module SlimLint
   # Searches for tab indentation
   class Linter::Tab < Linter
     include LinterRegistry
 
-    MSG = 'Tab detected'.freeze
+    MSG = 'Tab detected'
 
     on_start do |_sexp|
       dummy_node = Struct.new(:line)
       document.source_lines.each_with_index do |line, index|
         next unless line =~ /^( *)[\t ]*\t/