From f70794a17a357c93014059f23db53fae4fcc578c Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 3 Jul 2026 14:20:08 +0100
Subject: Support global Rust paths

---
 .../compiler/output/lang/rust/RustWriterTests.java |  9 ++++++
 .../ast/RustPathIdentSegmentGlobalMatcher.java     | 33 ++++++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathIdentSegmentGlobalMatcher.java

(limited to 'src/test/java/org')

diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java
index d512181..a7bf391 100644
--- a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java
@@ -377,6 +377,15 @@ public class RustWriterTests {
         assertThat(string, equalTo("crate::a::b"));
     }
 
+    @Test
+    public void globalTypeSegmentIsWritten() throws IOException {
+        var rust = RustTypePath.global("a", "b");
+
+        var string = write(writer -> writer.writeType(rust));
+
+        assertThat(string, equalTo("::a::b"));
+    }
+
     @Test
     public void typeSegmentGenericArgsAreWritten() throws IOException {
         var rust = RustTypePath.of("std", "collections", "HashMap")
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathIdentSegmentGlobalMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathIdentSegmentGlobalMatcher.java
new file mode 100644
index 0000000..cbe961d
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/ast/RustPathIdentSegmentGlobalMatcher.java
@@ -0,0 +1,33 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.rust.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobalMatcher imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobalMatcher imports
+
+public class RustPathIdentSegmentGlobalMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobalMatcher isRustPathIdentSegmentGlobal() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobalMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobal>> submatchers;
+
+    private RustPathIdentSegmentGlobalMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobal>> 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.rust.ast.RustPathIdentSegmentGlobal.class, this.submatchers);
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobalMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.rust.ast.RustPathIdentSegmentGlobalMatcher body
+}
-- 
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