[GitHub] jena pull request #423: Tweaks

[ajs6f]

Github user ajs6f commented on a diff in the pull request:

    https://github.com/apache/jena/pull/423#discussion_r189391950
  
    --- Diff: 
jena-arq/src/main/java/org/apache/jena/sparql/expr/nodevalue/NodeFunctions.java 
---
    @@ -254,28 +254,33 @@ public static String lang(Node node) {
         }
     
         // -------- langMatches
    +    /** LANGMATCHES - first argument is a language string */ 
    --- End diff --
    
    Ah, I didn't know that, but at least I just learnt about `LANGMATCHES`!


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