lib/rambling/trie/stringifyable.rb in rambling-trie-1.0.3 vs lib/rambling/trie/stringifyable.rb in rambling-trie-2.0.0

@@ -1,13 +1,19 @@
+# frozen_string_literal: true
+
 module Rambling
   module Trie
     # Provides the String representation behavior for the trie data structure.
     module Stringifyable
       # String representation of the current node, if it is a terminal node.
       # @return [String] the string representation of the current node.
       # @raise [InvalidOperation] if node is not terminal or is root.
       def as_word
-        raise Rambling::Trie::InvalidOperation, 'Cannot represent branch as a word' if letter && !terminal?
+        if letter && !terminal?
+          raise Rambling::Trie::InvalidOperation,
+            'Cannot represent branch as a word'
+        end
+
         to_s
       end
 
       # String representation of the current node.
       # @return [String] the string representation of the current node.