Fix remaining eslint errors.

.forgejo/workflows/test.yaml

@@ -12,4 +12,5 @@ jobs:
         with:
           cache: "yarn"
       - run: yarn install
+      - run: yarn lint
       - run: yarn coverage

eslint.config.js

@@ -0,0 +1,23 @@
+import js from "@eslint/js";
+import globals from "globals";
+import tseslint from "typescript-eslint";
+import {defineConfig, globalIgnores} from "eslint/config";
+
+export default defineConfig([
+	globalIgnores([".yarn/**", "coverage/**", "lib/**"]),
+	{
+		files: ["**/*.{js,mjs,cjs,ts,mts,cts}"],
+		plugins: {js},
+		extends: ["js/recommended"],
+	},
+	{
+		files: ["**/*.{js,mjs,cjs,ts,mts,cts}"],
+		languageOptions: {globals: {...globals.browser, ...globals.node}},
+	},
+	tseslint.configs.recommended,
+	{
+		rules: {
+			"@typescript-eslint/no-explicit-any": "off",
+		},
+	},
+]);

package.json

@@ -26,7 +26,8 @@
 		"build": "tsc && vite build",
 		"test": "vitest",
 		"coverage": "vitest run --coverage",
-		"format": "prettier . --write"
+		"format": "prettier . --write",
+		"lint": "eslint"
 	},
 	"type": "module",
 	"source": "src/library.ts",
@@ -36,11 +37,15 @@
 		"lib/**/*"
 	],
 	"devDependencies": {
+		"@eslint/js": "^9.30.0",
 		"@types/node": "^24.0.3",
 		"@vitest/coverage-v8": "^3.2.4",
+		"eslint": "^9.30.0",
+		"globals": "^16.2.0",
 		"prettier": "^3.6.0",
 		"ts-node": "^10.9.2",
 		"typescript": "^5.8.3",
+		"typescript-eslint": "^8.35.0",
 		"vite": "^6.3.5",
 		"vite-plugin-dts": "^4.5.4",
 		"vitest": "^3.2.4"

src/model/model.ts

@@ -29,6 +29,7 @@ export type SerializedModel<T extends object, Shape extends ModelShape<T>> = {
  * This is an experimental serialized model type declaration.
  * @deprecated
  */
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
 type ExperimentalSerializedModel<
 	T extends object,
 	Shape extends ModelShape<T>,

src/model/types/type.ts

@@ -32,7 +32,10 @@ export abstract class Type<SerializedType, ModelType> {
 	 * Reset the difference between the original value and the current one.
 	 * @param value Value for which reset diff data.
 	 */
-	resetDiff(value: ModelType | null | undefined): void {
+	resetDiff(
+		// eslint-disable-next-line @typescript-eslint/no-unused-vars
+		value: ModelType | null | undefined,
+	): void {
 		// By default, nothing to do.
 	}
 
@@ -77,6 +80,7 @@ export abstract class Type<SerializedType, ModelType> {
 	applyPatch<T extends ModelType>(
 		currentValue: T | null | undefined,
 		patchValue: SerializedType | null | undefined,
+		// eslint-disable-next-line @typescript-eslint/no-unused-vars
 		updateOriginals: boolean,
 	): T | null | undefined {
 		return this.deserialize(patchValue) as T;

vite.config.ts

@@ -1,9 +1,9 @@
-import {ConfigEnv, defineConfig, UserConfig} from "vite";
+import {defineConfig, UserConfig} from "vite";
 import dts from "vite-plugin-dts";
 
 // https://vitejs.dev/config/
 
-export default defineConfig(({mode}: ConfigEnv): UserConfig => {
+export default defineConfig((): UserConfig => {
 	return {
 		build: {
 			outDir: "lib",