From c4e0e6e62565c9e601ff45a366cf5dd31324c13c Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 19 Jul 2026 17:26:35 +0100
Subject: Add path patterns to Rust AST

---
 .../compiler/output/lang/rust/RustWriter.java      |  8 ++++++
 .../output/lang/rust/ast/RustPathPattern.java      | 32 ++++++++++++++++++++++
 .../compiler/output/lang/rust/ast/RustPattern.java |  2 +-
 3 files changed, 41 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathPattern.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 e3991c8..9c5361b 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
@@ -622,6 +622,10 @@ public class RustWriter implements AutoCloseable {
                 this.writeIdentifierPattern(identifierPattern);
             }
 
+            case RustPathPattern pathPattern -> {
+                this.writePathPattern(pathPattern);
+            }
+
             case RustWildcardPattern wildcardPattern -> {
                 this.writeWildcardPattern(wildcardPattern);
             }
@@ -634,6 +638,10 @@ public class RustWriter implements AutoCloseable {
         this.writeIdentifier(identifierPattern.variableName());
     }
 
+    private void writePathPattern(RustPathPattern pathPattern) throws IOException {
+        this.writePath(pathPattern.path());
+    }
+
     private void writeWildcardPattern(
         RustWildcardPattern wildcardPattern
     ) throws IOException {
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathPattern.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathPattern.java
new file mode 100644
index 0000000..89395cb
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathPattern.java
@@ -0,0 +1,32 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.rust.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern imports
+
+public record RustPathPattern(org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPath path) implements org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPattern {
+    public static org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder arbitrary() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder(org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPath.arbitrary().build());
+    }
+
+    public record Builder(org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPath path) implements org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPattern.Builder {
+        public org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern build() {
+            return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern(path);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder withPath(org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPath path) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder(path);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder withPath(org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPath.Builder path) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder(path.build());
+        }
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern body
+}
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPattern.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPattern.java
index 50ee8eb..b012a9c 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPattern.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPattern.java
@@ -5,7 +5,7 @@ package org.zwobble.hobgoblin.compiler.output.lang.rust.ast;
 // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPattern imports
 // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPattern imports
 
-public sealed interface RustPattern permits org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustIdentifierPattern, org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustWildcardPattern {
+public sealed interface RustPattern permits org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustIdentifierPattern, org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathPattern, org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustWildcardPattern {
     public interface Builder {
         public org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPattern build();
 
-- 
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