From 347db07eb16da7ff3a4b2cac676caa932e8136dc Mon Sep 17 00:00:00 2001
From: Jon Bratseth <bratseth@oath.com>
Date: Mon, 17 Sep 2018 09:47:39 +0200
Subject: Refactor: Construct using ExpressionFunction

---
 .../yahoo/searchlib/rankingexpression/ExpressionFunction.java | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'searchlib')

diff --git a/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/ExpressionFunction.java b/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/ExpressionFunction.java
index 432fab00b2b..da34ab8822d 100755
--- a/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/ExpressionFunction.java
+++ b/searchlib/src/main/java/com/yahoo/searchlib/rankingexpression/ExpressionFunction.java
@@ -8,6 +8,7 @@ import com.yahoo.text.Utf8;
 
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
+import java.util.Collections;
 import java.util.Deque;
 import java.util.HashMap;
 import java.util.List;
@@ -25,6 +26,16 @@ public class ExpressionFunction {
     private final ImmutableList<String> arguments;
     private final RankingExpression body;
 
+    /**
+     * Constructs a new function with no arguments
+     *
+     * @param name the name of this function
+     * @param body the ranking expression that defines this function
+     */
+    public ExpressionFunction(String name, RankingExpression body) {
+        this(name, Collections.emptyList(), body);
+    }
+
     /**
      * Constructs a new function
      *
-- 
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