eslint-plugin-unused-importsを導入 (#964)

* introduce eslint-unused-imports

* fix

* lint fix

Author: FineArchs

eslint.config.mjs

@@ -1,4 +1,5 @@
 import importPlugin from "eslint-plugin-import";
+import unusedImports from "eslint-plugin-unused-imports";
 import js from "@eslint/js";
 import ts from 'typescript-eslint';
 
@@ -13,6 +14,9 @@ export default ts.config({
 		importPlugin.flatConfigs.recommended,
 		importPlugin.flatConfigs.typescript,
 	],
+	plugins: {
+		"unused-imports": unusedImports,
+	},
 
 	languageOptions: {
 		ecmaVersion: 5,
@@ -116,10 +120,15 @@ export default ts.config({
 			],
 		}],
 
-		"@typescript-eslint/no-unused-vars": ["warn", {
-			argsIgnorePattern: "^_",
+		"@typescript-eslint/no-unused-vars": "off",
+		"unused-imports/no-unused-imports": "warn",
+		"unused-imports/no-unused-vars": ["warn", {
+			vars: "all",
 			varsIgnorePattern: "^_",
-			caughtErrorsIgnorePattern: "^_",
+			args: "after-used",
+			argsIgnorePattern: "^_",
+			caughtErrors: "none",
+			// caughtErrorsIgnorePattern: "^_",
 			destructuredArrayIgnorePattern: "^_",
 		}],
 	},

package-lock.json

@@ -42,6 +42,7 @@
 		"chalk": "5.5.0",
 		"eslint": "9.32.0",
 		"eslint-plugin-import": "2.32.0",
+		"eslint-plugin-unused-imports": "4.2.0",
 		"semver": "7.7.2",
 		"ts-node": "10.9.2",
 		"typescript": "5.9.2",

package.json

@@ -1,4 +1,3 @@
-import { TokenKind } from './parser/token.js';
 import type { Pos } from './node.js';
 
 export abstract class AiScriptError extends Error {