Add inductive data types example

14 files changed, 122 insertions, 0 deletions

diff --git a/examples/06-native-type/hobgoblin.json5 b/examples/06-native-type/hobgoblin.json5
new file mode 100644
index 0000000..a0f60c3
--- /dev/null
+++ b/examples/06-native-type/hobgoblin.json5
@@ -0,0 +1,19 @@
+{
+  outputs: {
+    langs: {
+      java: {
+        packageName: "org.zwobble.example.types",
+      },
+    },
+    generators: [
+      {
+        generator: "java-types",
+        path: "output/java/src/gen/java",
+      },
+      {
+        generator: "rust-types",
+        path: "output/rust/src/gen",
+      },
+    ],
+  },
+}
diff --git a/examples/06-native-type/output/java/.gitignore b/examples/06-native-type/output/java/.gitignore
new file mode 100644
index 0000000..ff511d4
--- /dev/null
+++ b/examples/06-native-type/output/java/.gitignore
@@ -0,0 +1,2 @@
+/src/gen/
+/target/
diff --git a/examples/06-native-type/output/java/pom.xml b/examples/06-native-type/output/java/pom.xml
new file mode 100644
index 0000000..7493667
--- /dev/null
+++ b/examples/06-native-type/output/java/pom.xml
@@ -0,0 +1,39 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.zwobble.hobgoblin.examples</groupId>
+  <artifactId>example</artifactId>
+  <version>1.0-SNAPSHOT</version>
+
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <maven.compiler.source>25</maven.compiler.source>
+    <maven.compiler.target>25</maven.compiler.target>
+  </properties>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>build-helper-maven-plugin</artifactId>
+        <version>3.6.1</version>
+        <executions>
+          <execution>
+            <id>add-source</id>
+            <phase>generate-sources</phase>
+            <goals>
+              <goal>add-source</goal>
+            </goals>
+            <configuration>
+              <sources>
+                <source>src/gen/java</source>
+              </sources>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>
diff --git a/examples/06-native-type/output/java/src/main/java/org/zwobble/example/Main.java b/examples/06-native-type/output/java/src/main/java/org/zwobble/example/Main.java
new file mode 100644
index 0000000..b2efcc1
--- /dev/null
+++ b/examples/06-native-type/output/java/src/main/java/org/zwobble/example/Main.java
@@ -0,0 +1,10 @@
+package org.zwobble.example;
+
+import org.zwobble.example.types.point.Line;
+import org.zwobble.example.types.point.Point;
+
+public class Main {
+    public static void main() {
+        Line line = new Line(new Point(10, 25), new Point(25, 10));
+    }
+}
diff --git a/examples/06-native-type/output/java/src/main/java/org/zwobble/example/types/point/HobgoblinNativePoint.java b/examples/06-native-type/output/java/src/main/java/org/zwobble/example/types/point/HobgoblinNativePoint.java
new file mode 100644
index 0000000..bdb5427
--- /dev/null
+++ b/examples/06-native-type/output/java/src/main/java/org/zwobble/example/types/point/HobgoblinNativePoint.java
@@ -0,0 +1,7 @@
+package org.zwobble.example.types.point;
+
+public class HobgoblinNativePoint {
+    public static Point arbitraryPoint() {
+        return new Point(0, 0);
+    }
+}
diff --git a/examples/06-native-type/output/java/src/main/java/org/zwobble/example/types/point/Point.java b/examples/06-native-type/output/java/src/main/java/org/zwobble/example/types/point/Point.java
new file mode 100644
index 0000000..cd26290
--- /dev/null
+++ b/examples/06-native-type/output/java/src/main/java/org/zwobble/example/types/point/Point.java
@@ -0,0 +1,4 @@
+package org.zwobble.example.types.point;
+
+public record Point(int x, int y) {
+}
diff --git a/examples/06-native-type/output/rust/.gitignore b/examples/06-native-type/output/rust/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/examples/06-native-type/output/rust/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/examples/06-native-type/output/rust/Cargo.lock b/examples/06-native-type/output/rust/Cargo.lock
new file mode 100644
index 0000000..9dc6e3e
--- /dev/null
+++ b/examples/06-native-type/output/rust/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "example"
+version = "0.1.0"
diff --git a/examples/06-native-type/output/rust/Cargo.toml b/examples/06-native-type/output/rust/Cargo.toml
new file mode 100644
index 0000000..5d4c622
--- /dev/null
+++ b/examples/06-native-type/output/rust/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "example"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/examples/06-native-type/output/rust/rust-toolchain.toml b/examples/06-native-type/output/rust/rust-toolchain.toml
new file mode 100644
index 0000000..4fedb95
--- /dev/null
+++ b/examples/06-native-type/output/rust/rust-toolchain.toml
@@ -0,0 +1,2 @@
+[toolchain]
+channel = "1.96"
diff --git a/examples/06-native-type/output/rust/src/gen/point.rs b/examples/06-native-type/output/rust/src/gen/point.rs
new file mode 100644
index 0000000..01c9d43
--- /dev/null
+++ b/examples/06-native-type/output/rust/src/gen/point.rs
@@ -0,0 +1,7 @@
+// Generated by hobgoblin.
+
+/// A straight line from one point to another.
+pub struct Line {
+    pub start: crate::point::Point,
+    pub end: crate::point::Point,
+}
diff --git a/examples/06-native-type/output/rust/src/main.rs b/examples/06-native-type/output/rust/src/main.rs
new file mode 100644
index 0000000..4bd1cd0
--- /dev/null
+++ b/examples/06-native-type/output/rust/src/main.rs
@@ -0,0 +1,7 @@
+mod point;
+
+use point::{Line, Point};
+
+fn main() {
+    let line = Line { start: Point(10, 25), end: Point(25, 10) };
+}
diff --git a/examples/06-native-type/output/rust/src/point.rs b/examples/06-native-type/output/rust/src/point.rs
new file mode 100644
index 0000000..bc04e56
--- /dev/null
+++ b/examples/06-native-type/output/rust/src/point.rs
@@ -0,0 +1,3 @@
+include!("gen/point.rs");
+
+pub struct Point(pub i32, pub i32);
diff --git a/examples/06-native-type/src/point.hob b/examples/06-native-type/src/point.hob
new file mode 100644
index 0000000..7178dcb
--- /dev/null
+++ b/examples/06-native-type/src/point.hob
@@ -0,0 +1,8 @@
+native Point {
+}
+
+/// A straight line from one point to another.
+struct Line {
+    field start: Point;
+    field end: Point;
+}