Cherry pick the findNodeAddonForBindings() to path-utils

packages/host/src/node/path-utils.test.ts

@@ -7,6 +7,7 @@
 import {
   determineModuleContext,
   findNodeApiModulePaths,
+  findNodeAddonForBindings,
   findPackageDependencyPaths,
   getLibraryName,
   isNodeApiModule,
@@ -372,3 +373,30 @@
     assert.equal(readCount, 1);
   });
 });
+
+describe("findNodeAddonForBindings()", () => {
+  const expectedPaths = {
+    "addon_1": "addon_1.node",
+    "addon_2": "build/Release/addon_2.node",
+    "addon_3": "build/Debug/addon_3.node",
+    "addon_4": "build/addon_4.node",
+    "addon_5": "out/Release/addon_5.node",
+    "addon_6": "out/Debug/addon_6.node",
+    "addon_7": "Release/addon_7.node",
+    "addon_8": "Debug/addon_8.node",
+  };
+
+  for (let [name, relPath] of Object.entries(expectedPaths)) {
+    it(`should look for addons in common paths (${name} in "${relPath}")`, (context) => {
+      // Arrange
+      const tempDirectoryPath = setupTempDirectory(context, {
+        [relPath]: "// This is supposed to be a binary file",
+      });
+      // Act
+      const actualPath = findNodeAddonForBindings(name, tempDirectoryPath);
+      // Assert
+      const expectedAbsPath = path.join(tempDirectoryPath, relPath);
+      assert.equal(actualPath, expectedAbsPath);
+    });
+  }
+});

packages/host/src/node/path-utils.ts

@@ -31,6 +31,13 @@
  * TODO: Consider checking for a specific platform extension.
  */
 export function isNodeApiModule(modulePath: string): boolean {
+  {
+    // HACK: Take a shortcut (if applicable): existing `.node` files are addons
+    try {
+      fs.accessSync(modulePath.endsWith(".node") ? modulePath : `${modulePath}.node`);
+      return true;
+    } catch {}
+  }
   const dir = path.dirname(modulePath);
   const baseName = path.basename(modulePath, ".node");
   let entries: string[];
@@ -385,3 +392,29 @@
 
   return latest;
 }
+
+// NOTE: List of paths influenced by `node-bindings` itself
+// https://github.com/TooTallNate/node-bindings/blob/v1.3.0/bindings.js#L21
+const nodeBindingsSubdirs = [
+  "./",
+  "./build/Release",
+  "./build/Debug",
+  "./build",
+  "./out/Release",
+  "./out/Debug",
+  "./Release",
+  "./Debug",
+];
+
+export function findNodeAddonForBindings(id: string, fromDir: string) {
+  const idWithExt = id.endsWith(".node") ? id : `${id}.node`;
+  // Support traversing the filesystem to find the Node-API module.
+  // Currently, we check the most common directories like `bindings` does.
+  for (const subdir of nodeBindingsSubdirs) {
+    const resolvedPath = path.join(fromDir, subdir, idWithExt);
+    if (isNodeApiModule(resolvedPath)) {
+      return resolvedPath;
+    }
+  }
+  return undefined;
+}