support array type alias

Author: pzmosquito

index.js

@@ -52,9 +52,27 @@ exports.resolve = (source, file, config) => {
 
         // parse and replace alias
         if (alias) {
-            Object.entries(alias).forEach(([find, replacement]) => {
-                actualSource = actualSource.replace(find, replacement);
-            });
+            const pathParts = actualSource.split(path.sep);
+            if (Array.isArray(alias)) {
+                for (let i = 0; i < pathParts.length; i++) {
+                    alias.forEach(({find, replacement}) => {
+                        if (pathParts[i] === find) {
+                            pathParts[i] = replacement;
+                        }
+                    });
+                }
+            }
+            else if (typeof alias === "object") {
+                for (let i = 0; i < pathParts.length; i++) {
+                    if (alias.hasOwnProperty(pathParts[i])) {
+                        pathParts[i] = alias[pathParts[i]];
+                    }
+                }
+            }
+            else {
+                throw new Error("The alias must be either an object, or an array of objects.");
+            }
+            actualSource = pathParts.join(path.sep);
         }
 
         // public dir

index.test.js

@@ -25,22 +25,69 @@ describe("Resolver Plugin Tests", () => {
                     extensions: [".js"],
                     alias: {
                         "_": "/path/to/src",
+                        "@": "assets/images",
                     },
                 },
             },
         }), { virtual: true });
 
         // JS module
-        let result = resolver.resolve("_/module", "/path/to/file.js", { configPath: "/path/to/vite.config.js" });
+        let result = resolver.resolve("_/@/_module@", "/path/to/file.js", { configPath: "/path/to/vite.config.js" });
+
+        expect(result.found).toBe(true);
+        expect(result.path).toBe("/path/to/resolved.js");
+        expect(resolve.sync).toHaveBeenCalledWith(
+            "/path/to/src/assets/images/_module@",
+            { basedir: "/path/to", extensions: [".js"] }
+        );
+    });
+
+    test("should resolve non-core module (array alias pairs)", () => {
+        resolve.sync = jest.fn(() => "/path/to/resolved.js");
+        fs.existsSync = jest.fn(() => true);
+
+        jest.mock("/path/to/vite.config.js", () => ({
+            default: {
+                resolve: {
+                    extensions: [".js"],
+                    alias: [
+                        { find: "_", replacement: "/path/to/src" },
+                        { find: "@", replacement: "assets/images" },
+                    ],
+                },
+            },
+        }), { virtual: true });
+
+        // JS module
+        let result = resolver.resolve("_/@/_module@", "/path/to/file.js", { configPath: "/path/to/vite.config.js" });
 
         expect(result.found).toBe(true);
         expect(result.path).toBe("/path/to/resolved.js");
         expect(resolve.sync).toHaveBeenCalledWith(
-            "/path/to/src/module",
+            "/path/to/src/assets/images/_module@",
             { basedir: "/path/to", extensions: [".js"] }
         );
     });
 
+    test("should throw error when alias type is invalid", () => {
+        resolve.sync = jest.fn(() => "/path/to/resolved.js");
+        fs.existsSync = jest.fn(() => true);
+
+        jest.mock("/path/to/vite.config.js", () => ({
+            default: {
+                resolve: {
+                    extensions: [".js"],
+                    alias: "test",
+                },
+            },
+        }), { virtual: true });
+
+        // JS module
+        let result = resolver.resolve("_/module", "/path/to/file.js", { configPath: "/path/to/vite.config.js" });
+
+        expect(result.found).toBe(false);
+    });
+
     test("should resolve non-core module with publicDir", () => {
         resolve.sync = jest.fn(() => "/path/to/resolved.js");
         fs.existsSync = jest.fn((param) => {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "eslint-import-resolver-vite",
-  "version": "1.2.1",
+  "version": "1.3.0",
   "description": "Vite module resolution plugin for eslint-plugin-import.",
   "keywords": [
     "eslint",