diff --git a/CHANGELOG.md b/CHANGELOG.md
index c8920f5..ef4e97e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 - Require Dart ^3.4
 - Fix bug where some ranges were able to bypass the `--scope-output` filters.
+- Add --ignore-files option allowing to exclude files from coverage reports using glob patterns
 
 ## 1.8.0
 
diff --git a/bin/format_coverage.dart b/bin/format_coverage.dart
index 540f1b1..d24f60d 100644
--- a/bin/format_coverage.dart
+++ b/bin/format_coverage.dart
@@ -6,6 +6,7 @@ import 'dart:io';
 
 import 'package:args/args.dart';
 import 'package:coverage/coverage.dart';
+import 'package:glob/glob.dart';
 import 'package:path/path.dart' as p;
 
 /// [Environment] stores gathered arguments information.
@@ -24,6 +25,7 @@ class Environment {
     required this.prettyPrintFunc,
     required this.prettyPrintBranch,
     required this.reportOn,
+    required this.ignoreFiles,
     required this.sdkRoot,
     required this.verbose,
     required this.workers,
@@ -42,6 +44,7 @@ class Environment {
   bool prettyPrintFunc;
   bool prettyPrintBranch;
   List<String>? reportOn;
+  List<String>? ignoreFiles;
   String? sdkRoot;
   bool verbose;
   int workers;
@@ -76,6 +79,8 @@ Future<void> main(List<String> arguments) async {
     print('Done creating global hitmap. Took ${clock.elapsedMilliseconds} ms.');
   }
 
+  final ignoreGlobs = env.ignoreFiles?.map(Glob.new).toSet();
+
   String output;
   final resolver = env.bazel
       ? BazelResolver(workspacePath: env.bazelWorkspace)
@@ -88,12 +93,15 @@ Future<void> main(List<String> arguments) async {
   if (env.prettyPrint) {
     output = await hitmap.prettyPrint(resolver, loader,
         reportOn: env.reportOn,
+        ignoreGlobs: ignoreGlobs,
         reportFuncs: env.prettyPrintFunc,
         reportBranches: env.prettyPrintBranch);
   } else {
     assert(env.lcov);
     output = hitmap.formatLcov(resolver,
-        reportOn: env.reportOn, basePath: env.baseDirectory);
+        reportOn: env.reportOn,
+        ignoreGlobs: ignoreGlobs,
+        basePath: env.baseDirectory);
   }
 
   env.output.write(output);
@@ -124,50 +132,54 @@ Future<void> main(List<String> arguments) async {
 Environment parseArgs(List<String> arguments) {
   final parser = ArgParser();
 
-  parser.addOption('sdk-root', abbr: 's', help: 'path to the SDK root');
-  parser.addOption('packages',
-      help: '[DEPRECATED] path to the package spec file');
-  parser.addOption('package',
-      help: 'root directory of the package', defaultsTo: '.');
-  parser.addOption('in', abbr: 'i', help: 'input(s): may be file or directory');
-  parser.addOption('out',
-      abbr: 'o', defaultsTo: 'stdout', help: 'output: may be file or stdout');
-  parser.addMultiOption('report-on',
-      help: 'which directories or files to report coverage on');
-  parser.addOption('workers',
-      abbr: 'j', defaultsTo: '1', help: 'number of workers');
-  parser.addOption('bazel-workspace',
-      defaultsTo: '', help: 'Bazel workspace directory');
-  parser.addOption('base-directory',
-      abbr: 'b',
-      help: 'the base directory relative to which source paths are output');
-  parser.addFlag('bazel',
-      defaultsTo: false, help: 'use Bazel-style path resolution');
-  parser.addFlag('pretty-print',
-      abbr: 'r',
-      negatable: false,
-      help: 'convert line coverage data to pretty print format');
-  parser.addFlag('pretty-print-func',
-      abbr: 'f',
+  parser
+    ..addOption('sdk-root', abbr: 's', help: 'path to the SDK root')
+    ..addOption('packages', help: '[DEPRECATED] path to the package spec file')
+    ..addOption('package',
+        help: 'root directory of the package', defaultsTo: '.')
+    ..addOption('in', abbr: 'i', help: 'input(s): may be file or directory')
+    ..addOption('out',
+        abbr: 'o', defaultsTo: 'stdout', help: 'output: may be file or stdout')
+    ..addMultiOption('report-on',
+        help: 'which directories or files to report coverage on')
+    ..addOption('workers',
+        abbr: 'j', defaultsTo: '1', help: 'number of workers')
+    ..addOption('bazel-workspace',
+        defaultsTo: '', help: 'Bazel workspace directory')
+    ..addOption('base-directory',
+        abbr: 'b',
+        help: 'the base directory relative to which source paths are output')
+    ..addFlag('bazel',
+        defaultsTo: false, help: 'use Bazel-style path resolution')
+    ..addFlag('pretty-print',
+        abbr: 'r',
+        negatable: false,
+        help: 'convert line coverage data to pretty print format')
+    ..addFlag('pretty-print-func',
+        abbr: 'f',
+        negatable: false,
+        help: 'convert function coverage data to pretty print format')
+    ..addFlag('pretty-print-branch',
+        negatable: false,
+        help: 'convert branch coverage data to pretty print format')
+    ..addFlag('lcov',
+        abbr: 'l',
+        negatable: false,
+        help: 'convert coverage data to lcov format')
+    ..addFlag('verbose', abbr: 'v', negatable: false, help: 'verbose output')
+    ..addFlag(
+      'check-ignore',
+      abbr: 'c',
       negatable: false,
-      help: 'convert function coverage data to pretty print format');
-  parser.addFlag('pretty-print-branch',
-      negatable: false,
-      help: 'convert branch coverage data to pretty print format');
-  parser.addFlag('lcov',
-      abbr: 'l',
-      negatable: false,
-      help: 'convert coverage data to lcov format');
-  parser.addFlag('verbose',
-      abbr: 'v', negatable: false, help: 'verbose output');
-  parser.addFlag(
-    'check-ignore',
-    abbr: 'c',
-    negatable: false,
-    help: 'check for coverage ignore comments.'
-        ' Not supported in web coverage.',
-  );
-  parser.addFlag('help', abbr: 'h', negatable: false, help: 'show this help');
+      help: 'check for coverage ignore comments.'
+          ' Not supported in web coverage.',
+    )
+    ..addMultiOption(
+      'ignore-files',
+      defaultsTo: [],
+      help: 'Ignore files by glob patterns',
+    )
+    ..addFlag('help', abbr: 'h', negatable: false, help: 'show this help');
 
   final args = parser.parse(arguments);
 
@@ -261,6 +273,7 @@ Environment parseArgs(List<String> arguments) {
   }
 
   final checkIgnore = args['check-ignore'] as bool;
+  final ignoredGlobs = args['ignore-files'] as List<String>;
   final verbose = args['verbose'] as bool;
   return Environment(
       baseDirectory: baseDirectory,
@@ -276,6 +289,7 @@ Environment parseArgs(List<String> arguments) {
       prettyPrintFunc: prettyPrintFunc,
       prettyPrintBranch: prettyPrintBranch,
       reportOn: reportOn,
+      ignoreFiles: ignoredGlobs,
       sdkRoot: sdkRoot,
       verbose: verbose,
       workers: workers);
diff --git a/lib/src/formatter.dart b/lib/src/formatter.dart
index a7a96c1..a37df73 100644
--- a/lib/src/formatter.dart
+++ b/lib/src/formatter.dart
@@ -2,6 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
+import 'package:glob/glob.dart';
 import 'package:path/path.dart' as p;
 
 import 'hitmap.dart';
@@ -76,8 +77,12 @@ extension FileHitMapsFormatter on Map<String, HitMap> {
     Resolver resolver, {
     String? basePath,
     List<String>? reportOn,
+    Set<Glob>? ignoreGlobs,
   }) {
-    final pathFilter = _getPathFilter(reportOn);
+    final pathFilter = _getPathFilter(
+      reportOn: reportOn,
+      ignoreGlobs: ignoreGlobs,
+    );
     final buf = StringBuffer();
     for (final entry in entries) {
       final v = entry.value;
@@ -136,10 +141,14 @@ extension FileHitMapsFormatter on Map<String, HitMap> {
     Resolver resolver,
     Loader loader, {
     List<String>? reportOn,
+    Set<Glob>? ignoreGlobs,
     bool reportFuncs = false,
     bool reportBranches = false,
   }) async {
-    final pathFilter = _getPathFilter(reportOn);
+    final pathFilter = _getPathFilter(
+      reportOn: reportOn,
+      ignoreGlobs: ignoreGlobs,
+    );
     final buf = StringBuffer();
     for (final entry in entries) {
       final v = entry.value;
@@ -192,10 +201,23 @@ const _prefix = '       ';
 
 typedef _PathFilter = bool Function(String path);
 
-_PathFilter _getPathFilter(List<String>? reportOn) {
-  if (reportOn == null) return (String path) => true;
+_PathFilter _getPathFilter({List<String>? reportOn, Set<Glob>? ignoreGlobs}) {
+  if (reportOn == null && ignoreGlobs == null) return (String path) => true;
 
-  final absolutePaths = reportOn.map(p.canonicalize).toList();
-  return (String path) =>
-      absolutePaths.any((item) => p.canonicalize(path).startsWith(item));
+  final absolutePaths = reportOn?.map(p.canonicalize).toList();
+
+  return (String path) {
+    final canonicalizedPath = p.canonicalize(path);
+
+    if (absolutePaths != null &&
+        !absolutePaths.any(canonicalizedPath.startsWith)) {
+      return false;
+    }
+    if (ignoreGlobs != null &&
+        ignoreGlobs.any((glob) => glob.matches(canonicalizedPath))) {
+      return false;
+    }
+
+    return true;
+  };
 }
diff --git a/pubspec.yaml b/pubspec.yaml
index e3c50ba..b68f928 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -8,6 +8,7 @@ environment:
 
 dependencies:
   args: ^2.0.0
+  glob: ^2.1.2
   logging: ^1.0.0
   package_config: ^2.0.0
   path: ^1.8.0
diff --git a/test/lcov_test.dart b/test/lcov_test.dart
index d2af9f9..ca62117 100644
--- a/test/lcov_test.dart
+++ b/test/lcov_test.dart
@@ -7,14 +7,18 @@ import 'dart:io';
 
 import 'package:coverage/coverage.dart';
 import 'package:coverage/src/util.dart';
+import 'package:glob/glob.dart';
 import 'package:path/path.dart' as p;
 import 'package:test/test.dart';
 import 'package:test_process/test_process.dart';
 
 final _sampleAppPath = p.join('test', 'test_files', 'test_app.dart');
+final _sampleGeneratedPath = p.join('test', 'test_files', 'test_app.g.dart');
 final _isolateLibPath = p.join('test', 'test_files', 'test_app_isolate.dart');
 
 final _sampleAppFileUri = p.toUri(p.absolute(_sampleAppPath)).toString();
+final _sampleGeneratedFileUri =
+    p.toUri(p.absolute(_sampleGeneratedPath)).toString();
 final _isolateLibFileUri = p.toUri(p.absolute(_isolateLibPath)).toString();
 
 void main() {
@@ -22,6 +26,7 @@ void main() {
     final hitmap = await _getHitMap();
 
     expect(hitmap, contains(_sampleAppFileUri));
+    expect(hitmap, contains(_sampleGeneratedFileUri));
     expect(hitmap, contains(_isolateLibFileUri));
     expect(hitmap, contains('package:coverage/src/util.dart'));
 
@@ -31,19 +36,19 @@ void main() {
     final sampleAppFuncNames = sampleAppHitMap?.funcNames;
     final sampleAppBranchHits = sampleAppHitMap?.branchHits;
 
-    expect(sampleAppHitLines, containsPair(46, greaterThanOrEqualTo(1)),
+    expect(sampleAppHitLines, containsPair(53, greaterThanOrEqualTo(1)),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitLines, containsPair(50, 0),
+    expect(sampleAppHitLines, containsPair(57, 0),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitLines, isNot(contains(32)),
+    expect(sampleAppHitLines, isNot(contains(39)),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitFuncs, containsPair(45, 1),
+    expect(sampleAppHitFuncs, containsPair(52, 1),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitFuncs, containsPair(49, 0),
+    expect(sampleAppHitFuncs, containsPair(56, 0),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppFuncNames, containsPair(45, 'usedMethod'),
+    expect(sampleAppFuncNames, containsPair(52, 'usedMethod'),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppBranchHits, containsPair(41, 1),
+    expect(sampleAppBranchHits, containsPair(48, 1),
         reason: 'be careful if you modify the test file');
   });
 
@@ -51,6 +56,7 @@ void main() {
     final hitmap = await _getHitMap();
 
     expect(hitmap, contains(_sampleAppFileUri));
+    expect(hitmap, contains(_sampleGeneratedFileUri));
     expect(hitmap, contains(_isolateLibFileUri));
     expect(hitmap, contains('package:coverage/src/util.dart'));
 
@@ -59,17 +65,17 @@ void main() {
     final sampleAppHitFuncs = sampleAppHitMap?.funcHits;
     final sampleAppFuncNames = sampleAppHitMap?.funcNames;
 
-    expect(sampleAppHitLines, containsPair(46, greaterThanOrEqualTo(1)),
+    expect(sampleAppHitLines, containsPair(53, greaterThanOrEqualTo(1)),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitLines, containsPair(50, 0),
+    expect(sampleAppHitLines, containsPair(57, 0),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitLines, isNot(contains(32)),
+    expect(sampleAppHitLines, isNot(contains(39)),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitFuncs, containsPair(45, 1),
+    expect(sampleAppHitFuncs, containsPair(52, 1),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppHitFuncs, containsPair(49, 0),
+    expect(sampleAppHitFuncs, containsPair(56, 0),
         reason: 'be careful if you modify the test file');
-    expect(sampleAppFuncNames, containsPair(45, 'usedMethod'),
+    expect(sampleAppFuncNames, containsPair(52, 'usedMethod'),
         reason: 'be careful if you modify the test file');
   });
 
@@ -85,6 +91,7 @@ void main() {
           .format(hitmap.map((key, value) => MapEntry(key, value.lineHits)));
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
     });
@@ -96,6 +103,7 @@ void main() {
       final res = hitmap.formatLcov(resolver);
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
     });
@@ -107,6 +115,7 @@ void main() {
       final res = hitmap.formatLcov(resolver, reportOn: ['lib/', 'test/']);
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
     });
@@ -118,10 +127,46 @@ void main() {
       final res = hitmap.formatLcov(resolver, reportOn: ['lib/']);
 
       expect(res, isNot(contains(p.absolute(_sampleAppPath))));
+      expect(res, isNot(contains(p.absolute(_sampleGeneratedPath))));
       expect(res, isNot(contains(p.absolute(_isolateLibPath))));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
     });
 
+    test('formatLcov() excludes files matching glob patterns', () async {
+      final hitmap = await _getHitMap();
+
+      final resolver = await Resolver.create(packagePath: '.');
+      final res = hitmap.formatLcov(
+        resolver,
+        ignoreGlobs: {Glob('**/*.g.dart'), Glob('**/util.dart')},
+      );
+
+      expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, isNot(contains(p.absolute(_sampleGeneratedPath))));
+      expect(res, contains(p.absolute(_isolateLibPath)));
+      expect(
+        res,
+        isNot(contains(p.absolute(p.join('lib', 'src', 'util.dart')))),
+      );
+    });
+
+    test(
+        'formatLcov() excludes files matching glob patterns regardless of their'
+        'presence on reportOn list', () async {
+      final hitmap = await _getHitMap();
+
+      final resolver = await Resolver.create(packagePath: '.');
+      final res = hitmap.formatLcov(
+        resolver,
+        reportOn: ['test/'],
+        ignoreGlobs: {Glob('**/*.g.dart')},
+      );
+
+      expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, isNot(contains(p.absolute(_sampleGeneratedPath))));
+      expect(res, contains(p.absolute(_isolateLibPath)));
+    });
+
     test('formatLcov() uses paths relative to basePath', () async {
       final hitmap = await _getHitMap();
 
@@ -146,6 +191,7 @@ void main() {
           .format(hitmap.map((key, value) => MapEntry(key, value.lineHits)));
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
 
@@ -169,6 +215,7 @@ void main() {
       final res = await hitmap.prettyPrint(resolver, Loader());
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
 
@@ -193,6 +240,7 @@ void main() {
           .prettyPrint(resolver, Loader(), reportOn: ['lib/', 'test/']);
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
     });
@@ -205,10 +253,48 @@ void main() {
           await hitmap.prettyPrint(resolver, Loader(), reportOn: ['lib/']);
 
       expect(res, isNot(contains(p.absolute(_sampleAppPath))));
+      expect(res, isNot(contains(p.absolute(_sampleGeneratedPath))));
       expect(res, isNot(contains(p.absolute(_isolateLibPath))));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
     });
 
+    test('prettyPrint() excludes files matching glob patterns', () async {
+      final hitmap = await _getHitMap();
+
+      final resolver = await Resolver.create(packagePath: '.');
+      final res = await hitmap.prettyPrint(
+        resolver,
+        Loader(),
+        ignoreGlobs: {Glob('**/*.g.dart'), Glob('**/util.dart')},
+      );
+
+      expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, isNot(contains(p.absolute(_sampleGeneratedPath))));
+      expect(res, contains(p.absolute(_isolateLibPath)));
+      expect(
+        res,
+        isNot(contains(p.absolute(p.join('lib', 'src', 'util.dart')))),
+      );
+    });
+
+    test(
+        'prettyPrint() excludes files matching glob patterns regardless of'
+        'their presence on reportOn list', () async {
+      final hitmap = await _getHitMap();
+
+      final resolver = await Resolver.create(packagePath: '.');
+      final res = await hitmap.prettyPrint(
+        resolver,
+        Loader(),
+        reportOn: ['test/'],
+        ignoreGlobs: {Glob('**/*.g.dart')},
+      );
+
+      expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, isNot(contains(p.absolute(_sampleGeneratedPath))));
+      expect(res, contains(p.absolute(_isolateLibPath)));
+    });
+
     test('prettyPrint() functions', () async {
       final hitmap = await _getHitMap();
 
@@ -217,6 +303,7 @@ void main() {
           await hitmap.prettyPrint(resolver, Loader(), reportFuncs: true);
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
 
@@ -235,6 +322,7 @@ void main() {
           await hitmap.prettyPrint(resolver, Loader(), reportBranches: true);
 
       expect(res, contains(p.absolute(_sampleAppPath)));
+      expect(res, contains(p.absolute(_sampleGeneratedPath)));
       expect(res, contains(p.absolute(_isolateLibPath)));
       expect(res, contains(p.absolute(p.join('lib', 'src', 'util.dart'))));
 
diff --git a/test/run_and_collect_test.dart b/test/run_and_collect_test.dart
index e21e353..733fc74 100644
--- a/test/run_and_collect_test.dart
+++ b/test/run_and_collect_test.dart
@@ -73,7 +73,7 @@ class ThrowingResolver implements Resolver {
 
 void checkIgnoredLinesInFilesCache(
     Map<String, List<List<int>>?> ignoredLinesInFilesCache) {
-  expect(ignoredLinesInFilesCache.length, 3);
+  expect(ignoredLinesInFilesCache.length, 4);
   final keys = ignoredLinesInFilesCache.keys.toList();
   final testAppKey =
       keys.where((element) => element.endsWith('test_app.dart')).single;
diff --git a/test/test_files/test_app.dart b/test/test_files/test_app.dart
index 231486a..1e50703 100644
--- a/test/test_files/test_app.dart
+++ b/test/test_files/test_app.dart
@@ -12,6 +12,8 @@ import 'package:coverage/src/util.dart';
 
 import 'test_app_isolate.dart';
 
+part 'test_app.g.dart';
+
 Future<void> main() async {
   for (var i = 0; i < 10; i++) {
     for (var j = 0; j < 10; j++) {
@@ -19,6 +21,11 @@ Future<void> main() async {
       if (sum != (i + j)) {
         throw 'bad method!';
       }
+
+      final multiplication = usedGeneratedMethod(i, j);
+      if (multiplication != i * j) {
+        throw 'bad generated method!';
+      }
     }
   }
 
diff --git a/test/test_files/test_app.g.dart b/test/test_files/test_app.g.dart
new file mode 100644
index 0000000..c80718a
--- /dev/null
+++ b/test/test_files/test_app.g.dart
@@ -0,0 +1,5 @@
+part of 'test_app.dart';
+
+int usedGeneratedMethod(int a, int b) {
+  return a * b;
+}