mP1/walkingkooka-tree#914 ExpressionFunction.NO_PARAMETERS

- mP1/walkingkooka-tree#914
- ExpressionFunction.NO_PARAMETERS

Author: mP1

src/main/java/walkingkooka/tree/expression/function/number/trigonometry/NumberExpressionFunctionPi.java

@@ -24,6 +24,7 @@
 import walkingkooka.tree.expression.ExpressionFunctionName;
 import walkingkooka.tree.expression.ExpressionNumber;
 import walkingkooka.tree.expression.ExpressionNumberKind;
+import walkingkooka.tree.expression.function.ExpressionFunction;
 import walkingkooka.tree.expression.function.ExpressionFunctionParameter;
 
 import java.util.List;
@@ -83,6 +84,6 @@ public ExpressionNumber apply(final List<Object> parameters,
 
     @Override
     public List<ExpressionFunctionParameter<?>> parameters(final int count) {
-        return ExpressionFunctionParameter.EMPTY;
+        return ExpressionFunction.NO_PARAMETERS;
     }
 }