From b27ce73f66a025ce16d7158c0283fff7b3bf7f1a Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 30 Aug 2026 09:47:50 +0100
Subject: Add field accesses to TypeScript AST

---
 .../output/lang/typescript/TypescriptWriter.java   | 10 +++++
 .../lang/typescript/ast/TypescriptExpression.java  |  2 +-
 .../lang/typescript/ast/TypescriptFieldAccess.java | 46 ++++++++++++++++++++++
 3 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptFieldAccess.java

(limited to 'src/main/java')

diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java
index 0c841de..b2674c6 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java
@@ -188,6 +188,10 @@ public class TypescriptWriter implements AutoCloseable {
                 this.writeBinaryOperation(binaryOperation);
             }
 
+            case TypescriptFieldAccess fieldAccess -> {
+                this.writeFieldAccess(fieldAccess);
+            }
+
             case TypescriptNumberLiteral numberLiteral -> {
                 this.writeNumberLiteral(numberLiteral);
             }
@@ -212,6 +216,12 @@ public class TypescriptWriter implements AutoCloseable {
         });
     }
 
+    private void writeFieldAccess(TypescriptFieldAccess fieldAccess) throws IOException {
+        this.writeExpression(fieldAccess.receiver());
+        this.writer.write(".");
+        this.writeIdentifier(fieldAccess.fieldName());
+    }
+
     private void writeNumberLiteral(TypescriptNumberLiteral numberLiteral) throws IOException {
         this.writer.write(Double.toString(numberLiteral.value()));
     }
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java
index 99dc933..58dab10 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java
@@ -5,7 +5,7 @@ package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
 // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression imports
 // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression imports
 
-public sealed interface TypescriptExpression permits org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptBinaryOperation, org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral, org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptRef {
+public sealed interface TypescriptExpression permits org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptBinaryOperation, org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess, org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral, org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptRef {
     public interface Builder {
         public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression build();
 
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptFieldAccess.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptFieldAccess.java
new file mode 100644
index 0000000..61b74fc
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptFieldAccess.java
@@ -0,0 +1,46 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess imports
+
+public record TypescriptFieldAccess(
+    org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression receiver,
+    org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier fieldName
+) implements org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression {
+    public static org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder arbitrary() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral.arbitrary().build(), org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier.arbitrary().build());
+    }
+
+    public record Builder(
+        org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression receiver,
+        org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier fieldName
+    ) implements org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression.Builder {
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess build() {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess(receiver, fieldName);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder withReceiver(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression receiver) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder(receiver, fieldName);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder withReceiver(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression.Builder receiver) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder(receiver.build(), fieldName);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder withFieldName(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier fieldName) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder(receiver, fieldName);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder withFieldName(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier.Builder fieldName) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder(receiver, fieldName.build());
+        }
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptFieldAccess body
+}
-- 
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