From 40faa78d51729a747eb570e1a90581cc6a0bec6d Mon Sep 17 00:00:00 2001
From: Dave Moten <davidmoten@gmail.com>
Date: Sun, 2 Apr 2023 14:19:41 +1000
Subject: [PATCH] fix Preconditions.checkArgumentNotNull to be given fieldName,
 not entire exception message

---
 .../java/com/github/davidmoten/guavamini/Preconditions.java | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main/java/com/github/davidmoten/guavamini/Preconditions.java b/src/main/java/com/github/davidmoten/guavamini/Preconditions.java
index 52e165b..b073c89 100644
--- a/src/main/java/com/github/davidmoten/guavamini/Preconditions.java
+++ b/src/main/java/com/github/davidmoten/guavamini/Preconditions.java
@@ -17,12 +17,12 @@ public static <T> T checkNotNull(T t, String message) {
     }
     
     public static <T> T checkArgumentNotNull(T t) {
-        return checkArgumentNotNull(t, "argument cannot be null");
+        return checkArgumentNotNull(t, "argument");
     }
     
-    public static <T> T checkArgumentNotNull(T t, String message) {
+    public static <T> T checkArgumentNotNull(T t, String parameterName) {
         if (t == null) {
-            throw new IllegalArgumentException(message);
+            throw new IllegalArgumentException(parameterName + " cannot be null");
         } 
         return t;
     }