From 94ca8de6bc11f194bdf3a0415aad2eb66e222c45 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 4 Sep 2026 15:22:06 +0100
Subject: Add custom code to TypeScript output

---
 .../lang/typescript/TypescriptWriterTests.java     | 24 +++++++++++++
 .../ast/TypescriptCustomAreaMatcher.java           | 41 ++++++++++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100644 src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptCustomAreaMatcher.java

(limited to 'src/test/java')

diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriterTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriterTests.java
index a5081d0..56c51f5 100644
--- a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriterTests.java
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriterTests.java
@@ -25,6 +25,11 @@ public class TypescriptWriterTests {
         assertThat(string, equalTo("""
             // Generated by hobgoblin.
 
+            // Custom area start: imports
+            // Custom area end: imports
+            
+            // Custom area start: body
+            // Custom area end: body
             """
         ));
     }
@@ -45,11 +50,21 @@ public class TypescriptWriterTests {
         assertThat(string, equalTo("""
             // Generated by hobgoblin.
 
+            // Custom area start: imports
+            // Custom area end: imports
+
             class X {
+                // Custom area start: X, body
+                // Custom area end: X, body
             }
 
             class Y {
+                // Custom area start: Y, body
+                // Custom area end: Y, body
             }
+            
+            // Custom area start: body
+            // Custom area end: body
             """
         ));
     }
@@ -68,6 +83,8 @@ public class TypescriptWriterTests {
 
         assertThat(string, equalTo("""
             class X {
+                // Custom area start: X, body
+                // Custom area end: X, body
             }"""
         ));
     }
@@ -84,6 +101,8 @@ public class TypescriptWriterTests {
 
         assertThat(string, equalTo("""
             class X<Y, Z> {
+                // Custom area start: X, body
+                // Custom area end: X, body
             }"""
         ));
     }
@@ -110,6 +129,9 @@ public class TypescriptWriterTests {
                 public a;
 
                 public b;
+
+                // Custom area start: X, body
+                // Custom area end: X, body
             }"""
         ));
     }
@@ -129,6 +151,8 @@ public class TypescriptWriterTests {
              * def
              */
             class X {
+                // Custom area start: X, body
+                // Custom area end: X, body
             }"""
         ));
     }
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptCustomAreaMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptCustomAreaMatcher.java
new file mode 100644
index 0000000..8d8a077
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptCustomAreaMatcher.java
@@ -0,0 +1,41 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher imports
+
+public final class TypescriptCustomAreaMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher isTypescriptCustomArea() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomArea>> submatchers;
+
+    private TypescriptCustomAreaMatcher(
+        java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomArea>> submatchers
+    ) {
+        this.submatchers = submatchers;
+    }
+
+    public org.zwobble.precisely.MatchResult match(java.lang.Object actual) {
+        return this.toMatcher().match(actual);
+    }
+
+    public org.zwobble.precisely.TextTree describe() {
+        return this.toMatcher().describe();
+    }
+
+    private org.zwobble.precisely.Matcher<java.lang.Object> toMatcher() {
+        return org.zwobble.precisely.Matchers.instanceOf(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomArea.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher withName(org.zwobble.precisely.Matcher<? super String> name) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomArea>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("name", org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomArea::name, (org.zwobble.precisely.Matcher) name));
+        return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher(submatchers);
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptCustomAreaMatcher body
+}
-- 
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