From caeef0039e93a78ffc9de251ffc8b09ed329a822 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 3 Jul 2026 12:09:15 +0100
Subject: Add Rust bool literals

---
 .../compiler/output/lang/rust/RustWriter.java      | 14 +++++++++++
 .../output/lang/rust/ast/RustBoolLiteral.java      | 28 ++++++++++++++++++++++
 .../output/lang/rust/ast/RustExpression.java       | 18 ++++++++++++++
 3 files changed, 60 insertions(+)
 create mode 100644 src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustBoolLiteral.java
 create mode 100644 src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustExpression.java

(limited to 'src/main')

diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriter.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriter.java
index 1e93d1d..299a8b5 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriter.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriter.java
@@ -202,6 +202,20 @@ public class RustWriter implements AutoCloseable {
         this.writer.write("}");
     }
 
+    // == Expressions ==
+
+    void writeExpression(RustExpression expression) throws IOException {
+        switch (expression) {
+            case RustBoolLiteral boolLiteral -> {
+                this.writeBoolLiteral(boolLiteral);
+            }
+        }
+    }
+
+    private void writeBoolLiteral(RustBoolLiteral boolLiteral) throws IOException {
+        this.writer.write(boolLiteral.value() ? "true" : "false");
+    }
+
     // == Types ==
 
     void writeType(RustType type) throws IOException {
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustBoolLiteral.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustBoolLiteral.java
new file mode 100644
index 0000000..5e6a90a
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustBoolLiteral.java
@@ -0,0 +1,28 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.rust.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral imports
+
+public record RustBoolLiteral(boolean value) implements org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression {
+    public static org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral.Builder arbitrary() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral.Builder(false);
+    }
+
+    public record Builder(boolean value) implements org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression.Builder {
+        public org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral build() {
+            return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral(value);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral.Builder withValue(boolean value) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral.Builder(value);
+        }
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral body
+}
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustExpression.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustExpression.java
new file mode 100644
index 0000000..f665e26
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustExpression.java
@@ -0,0 +1,18 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.rust.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression imports
+
+public sealed interface RustExpression permits org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustBoolLiteral {
+    public interface Builder {
+        public org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression build();
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustExpression body
+}
-- 
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