AG-48918 fix __dirname resolution using fileURLToPath for cross-platform compatibility

Squashed commit of the following:

commit 750bfb5
Author: slvvko <v.leleka@adguard.com>
Date:   Fri Nov 28 10:14:45 2025 -0500

    bump patch version

commit b570be3
Author: slvvko <v.leleka@adguard.com>
Date:   Fri Nov 28 10:09:08 2025 -0500

    fix __dirname resolution using fileURLToPath for cross-platform compatibility

Author: slvvko

CHANGELOG.md

@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v3.2.2] - 2025-11-28
+
+### Fixed
+
+- Build on Windows due to incorrect path handling.
+
+[v3.2.2]: https://github.com/AdguardTeam/FiltersCompiler/compare/v3.2.1...v3.2.2
+
 ## [v3.2.1] - 2025-11-27
 
 ### Fixed

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@adguard/filters-compiler",
-    "version": "3.2.1",
+    "version": "3.2.2",
     "description": "AdGuard filters compiler",
     "homepage": "http://adguard.com",
     "type": "module",

src/index.js

@@ -1,4 +1,5 @@
 import path from 'path';
+import { fileURLToPath } from 'url';
 import { setConfiguration, CompatibilityTypes } from '@adguard/tsurlfilter';
 
 import { build } from './main/builder';
@@ -12,7 +13,7 @@ import { platformsConfig } from './main/platforms-config';
 // Sets configuration compatibility
 setConfiguration({ compatibility: CompatibilityTypes.Corelibs });
 
-const __dirname = path.dirname(new URL(import.meta.url).pathname);
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
 const jsonSchemasConfigDir = path.join(__dirname, './schemas/');
 

src/main/builder.js

@@ -2,6 +2,7 @@
 
 import fs from 'fs';
 import path from 'path';
+import { fileURLToPath } from 'url';
 import md5 from 'md5';
 
 import { FiltersDownloader } from '@adguard/filters-downloader';
@@ -17,7 +18,7 @@ import { downloadFile } from './utils/webutils';
 import { getFilterIdFromDirName } from './utils/utils';
 import { optimizeDomainBlockingRules } from './utils/builder-utils';
 
-const __dirname = path.dirname(new URL(import.meta.url).pathname);
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
 const TEMPLATE_FILE = 'template.txt';
 const FILTER_FILE = 'filter.txt';

src/main/locales-validator.js

@@ -1,9 +1,10 @@
 /* eslint-disable global-require */
 import fs from 'fs';
 import path from 'path';
+import { fileURLToPath } from 'url';
 import { logger } from './utils/log';
 
-const __dirname = path.dirname(new URL(import.meta.url).pathname);
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
 /**
  * Each filter, group, tag should have two keys.

src/main/platforms/generator.js

@@ -1,6 +1,7 @@
 /* eslint-disable global-require */
 import fs from 'fs';
 import path from 'path';
+import { fileURLToPath } from 'url';
 import crypto from 'crypto';
 import moment from 'moment';
 
@@ -19,7 +20,7 @@ import { convertToUbo } from '../converter';
 import { getFilterOptimizationConfig } from '../optimization';
 import { RuleMasks } from '../rule/rule-masks';
 
-const __dirname = path.dirname(new URL(import.meta.url).pathname);
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
 const RULES_SEPARATOR = '\r\n';
 let filterIdsPool = [];