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Diffstat (limited to 'dice-lang/src/main/java/bjc/dicelang/CompoundDice.java')
-rw-r--r--dice-lang/src/main/java/bjc/dicelang/CompoundDice.java4
1 files changed, 3 insertions, 1 deletions
diff --git a/dice-lang/src/main/java/bjc/dicelang/CompoundDice.java b/dice-lang/src/main/java/bjc/dicelang/CompoundDice.java
index 8d2aadd..704e4cd 100644
--- a/dice-lang/src/main/java/bjc/dicelang/CompoundDice.java
+++ b/dice-lang/src/main/java/bjc/dicelang/CompoundDice.java
@@ -65,7 +65,9 @@ public class CompoundDice implements IDiceExpression {
public int optimize() {
if (!canOptimize()) {
throw new UnsupportedOperationException(
- "Cannot optimize this compound dice");
+ "Cannot optimize this compound dice. "
+ + "Both component dice must be optimizable"
+ + " to optimize a compound dice");
}
return Integer