From c8aed4740d52b1eecaa93b3a527e8b3814dc88a4 Mon Sep 17 00:00:00 2001
From: Rudy Mizrahi Celekli <47457359+rudycelekli@users.noreply.github.com>
Date: Tue, 6 Oct 2026 03:18:17 -0500
Subject: [PATCH] fix(reference): preserve unresolved absolute module
 specifiers (#670)

Signed-off-by: RudyCelekli <47457359+rudycelekli@users.noreply.github.com>
---
 .../ReferenceSourceImportEntries.ts           |  2 ++
 .../filesystem/referenceSourceImport.test.ts  | 32 +++++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/src/application/ReferenceSourceImportEntries.ts b/src/application/ReferenceSourceImportEntries.ts
index 168a2f698c..9aa9d401e4 100644
--- a/src/application/ReferenceSourceImportEntries.ts
+++ b/src/application/ReferenceSourceImportEntries.ts
@@ -77,6 +77,8 @@ const resolveInternalSpecifier = (
   specifier: string,
   filePaths: ReadonlySet<string>,
 ): { to: string; resolution: "internal" | "unresolved" } => {
+  if (posix.isAbsolute(specifier))
+    return { to: specifier, resolution: "unresolved" };
   const normalized = posix.normalize(
     posix.join(posix.dirname(fromPath), specifier),
   );
diff --git a/tests/boundary/filesystem/referenceSourceImport.test.ts b/tests/boundary/filesystem/referenceSourceImport.test.ts
index 0b6864d266..1d2d3f4aa6 100644
--- a/tests/boundary/filesystem/referenceSourceImport.test.ts
+++ b/tests/boundary/filesystem/referenceSourceImport.test.ts
@@ -365,3 +365,35 @@ describe("reference source path selection", () => {
     }
   });
 });
+
+describe("reference source rooted module specifiers", () => {
+  it("does not rebase an absolute import onto a coincidentally matching source member", async () => {
+    const root = await createTestTempDirectory("rea-reference-rooted-");
+    await mkdir(join(root, "src", "outside"), { recursive: true });
+    await writeFile(
+      join(root, "src", "main.js"),
+      'import "/outside/dep.js"; import "./outside/dep.js";\n',
+    );
+    await writeFile(
+      join(root, "src", "outside", "dep.js"),
+      "export const value = 1;\n",
+    );
+    const result = await importTree(root);
+    expect(result.ok).toBe(true);
+    if (!result.ok) return;
+    expect(result.value.relationships).toContainEqual({
+      from_path: "src/main.js",
+      to: "/outside/dep.js",
+      kind: "imports",
+      resolution: "unresolved",
+      parse_state: "parsed",
+    });
+    expect(result.value.relationships).toContainEqual({
+      from_path: "src/main.js",
+      to: "src/outside/dep.js",
+      kind: "imports",
+      resolution: "internal",
+      parse_state: "parsed",
+    });
+  });
+});