From 48ddc308c2ad9cbd85c234e86ad665d378810d3f Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Mon, 13 Jul 2026 19:54:00 +0100
Subject: Add throw statement to Java AST

---
 .../compiler/output/lang/java/JavaWriterTests.java | 13 ++++++++
 .../lang/java/ast/JavaThrowStatementMatcher.java   | 39 ++++++++++++++++++++++
 2 files changed, 52 insertions(+)
 create mode 100644 src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaThrowStatementMatcher.java

(limited to 'src/test/java')

diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
index 58fd7a4..9f6214d 100644
--- a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
@@ -1177,6 +1177,19 @@ public class JavaWriterTests {
             }"""));
     }
 
+    // === Throw statements ===
+
+    @Test
+    public void throwStatement() throws IOException {
+        var java = JavaThrowStatement.arbitrary()
+            .withExpression(JavaRef.arbitrary().withName(JavaIdentifier.of("exception")))
+            .build();
+
+        var string = write(writer -> writer.writeBlockStatement(java));
+
+        assertThat(string, equalTo("throw exception;"));
+    }
+
     // == Expressions ==
 
     // === Binary operations ===
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaThrowStatementMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaThrowStatementMatcher.java
new file mode 100644
index 0000000..b08e1b0
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaThrowStatementMatcher.java
@@ -0,0 +1,39 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.java.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher imports
+
+public class JavaThrowStatementMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher isJavaThrowStatement() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatement>> submatchers;
+
+    private JavaThrowStatementMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatement>> 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.java.ast.JavaThrowStatement.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher withExpression(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaExpression> expression) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatement>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("expression", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatement::expression, expression));
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher(submatchers);
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaThrowStatementMatcher body
+}
-- 
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