4 files changed, 51 insertions, 24 deletions
diff --git a/examples/03-inductive-data-types/output/java/src/main/java/org/zwobble/example/Arithmetic.java b/examples/03-inductive-data-types/output/java/src/main/java/org/zwobble/example/Arithmetic.java
new file mode 100644
index 0000000..08cb75c
--- /dev/null
+++ b/examples/03-inductive-data-types/output/java/src/main/java/org/zwobble/example/Arithmetic.java
@@ -0,0 +1,17 @@
+package org.zwobble.example;
+
+import org.zwobble.example.types.arithmetic.Add;
+import org.zwobble.example.types.arithmetic.Const;
+import org.zwobble.example.types.arithmetic.Expression;
+
+public class Arithmetic {
+    public static int eval(Expression expression) {
+        return switch (expression) {
+            case Add(var left, var right) ->
+                eval(left) + eval(right);
+
+            case Const(var value) ->
+                value;
+        };
+    }
+}
diff --git a/examples/03-inductive-data-types/output/java/src/test/java/org/zwobble/example/ArithmeticTests.java b/examples/03-inductive-data-types/output/java/src/test/java/org/zwobble/example/ArithmeticTests.java
index 5623af5..cd4fdd0 100644
--- a/examples/03-inductive-data-types/output/java/src/test/java/org/zwobble/example/ArithmeticTests.java
+++ b/examples/03-inductive-data-types/output/java/src/test/java/org/zwobble/example/ArithmeticTests.java
@@ -17,18 +17,8 @@ public class ArithmeticTests {
             new Const(52)
         );
 
-        int result = eval(expression);
+        int result = Arithmetic.eval(expression);
 
         assertEquals(result, 141);
     }
-
-    private int eval(Expression expression) {
-        return switch (expression) {
-            case Add(var left, var right) ->
-                eval(left) + eval(right);
-
-            case Const(var value) ->
-                value;
-        };
-    }
 }
diff --git a/examples/03-inductive-data-types/output/rust/src/lib.rs b/examples/03-inductive-data-types/output/rust/src/lib.rs
new file mode 100644
index 0000000..3265e69
--- /dev/null
+++ b/examples/03-inductive-data-types/output/rust/src/lib.rs
@@ -0,0 +1,33 @@
+mod arithmetic;
+
+use arithmetic::{Const, Expression};
+
+fn eval(expression: &Expression) -> i32 {
+    match expression {
+        Expression::Add(add) =>
+            eval(&add.left) + eval(&add.right),
+
+        Expression::Const(Const { value }) =>
+            *value,
+    }
+}
+
+#[cfg(test)]
+mod test {
+    use super::arithmetic::{Add, Const, Expression};
+
+    #[test]
+    fn eval() {
+        let expression: Expression = Add {
+            left: Add {
+                left: Const { value: 42 }.into(),
+                right: Const { value: 47 }.into(),
+            }.into(),
+            right: Const { value: 52 }.into(),
+        }.into();
+
+        let result = super::eval(&expression);
+
+        assert_eq!(result, 141);
+    }
+}
diff --git a/examples/03-inductive-data-types/output/rust/src/main.rs b/examples/03-inductive-data-types/output/rust/src/main.rs
deleted file mode 100644
index 61fd820..0000000
--- a/examples/03-inductive-data-types/output/rust/src/main.rs
+++ /dev/null
@@ -1,13 +0,0 @@
-mod arithmetic;
-
-use arithmetic::{Add, Const, Expression};
-
-fn main() {
-    let expression: Expression = Add {
-        left: Add {
-            left: Const { value: 42 }.into(),
-            right: Const { value: 47 }.into(),
-        }.into(),
-        right: Const { value: 52 }.into(),
-    }.into();
-}