From a584ae093e1198d9d7171ec924218f5aafcb2ff5 Mon Sep 17 00:00:00 2001
From: Lovell Fuller <github@lovell.info>
Date: Sun, 10 Dec 2023 19:51:21 +0000
Subject: [PATCH] Allow yarn locator hash calc to fail e.g. Windows

---
 lib/libvips.js       | 10 +++++++---
 test/unit/libvips.js |  6 ++++--
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/lib/libvips.js b/lib/libvips.js
index fbf831fe..6376e217 100644
--- a/lib/libvips.js
+++ b/lib/libvips.js
@@ -101,9 +101,13 @@ const isRosetta = () => {
 const sha512 = (s) => createHash('sha512').update(s).digest('hex');
 
 const yarnLocator = () => {
-  const identHash = sha512(`imgsharp-libvips-${buildPlatformArch()}`);
-  const npmVersion = semverCoerce(optionalDependencies[`@img/sharp-libvips-${buildPlatformArch()}`]).version;
-  return sha512(`${identHash}npm:${npmVersion}`).slice(0, 10);
+  try {
+    const identHash = sha512(`imgsharp-libvips-${buildPlatformArch()}`);
+    const npmVersion = semverCoerce(optionalDependencies[`@img/sharp-libvips-${buildPlatformArch()}`]).version;
+    return sha512(`${identHash}npm:${npmVersion}`).slice(0, 10);
+  } catch {}
+  /* istanbul ignore next */
+  return '';
 };
 
 /* istanbul ignore next */
diff --git a/test/unit/libvips.js b/test/unit/libvips.js
index 36a21fa3..d18af852 100644
--- a/test/unit/libvips.js
+++ b/test/unit/libvips.js
@@ -147,7 +147,9 @@ describe('libvips binaries', function () {
 
   it('yarn locator hash', () => {
     const locatorHash = libvips.yarnLocator();
-    assert.strictEqual(locatorHash.length, 10);
-    assert.strict(/[a-f0-9]{10}/.test(locatorHash));
+    if (locatorHash.length) {
+      assert.strict(locatorHash.length, 10);
+      assert.strict(/[a-f0-9]{10}/.test(locatorHash));
+    }
   });
 });