Fix an adoc syntax typo in Node Pattern docs

Missing `[`
rubocop · Jul 5, 2021 · e082743 · e082743
1 parent fcaff84
commit e082743
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/modules/ROOT/pages/node_pattern.adoc b/docs/modules/ROOT/pages/node_pattern.adoc
@@ -332,7 +332,7 @@ We can use the `#prime?` function directly in the expression:
 
 You may call a method on a constant too. Let's say you define:
 
-source,ruby]
+[source,ruby]
 ----
 module Util
   def self.palindrome?(str)