#140: added realtime buildrunner logging

CHANGELOG.md

@@ -1,6 +1,7 @@
 # Changelog
 ## [7.0.0] - 2023-08-14
-*BREAKING CHANGE*: Every type is now defined inline, this means that 'required' is no longer supported, if a field isn't nullable it is automatically required. This also means that the 'array' type is no longer supported and is instead just defined like 'List<T>'.
+- *BREAKING CHANGE*: Every type is now defined inline, this means that 'required' is no longer supported, if a field isn't nullable it is automatically required. This also means that the 'array' type is no longer supported and is instead just defined like 'List<T>'.
+- Logs of build runner now get shown in real time.
 
 ## [6.3.0] - 2023-06-05
 - Fixed the deprecated `ignore` field. Added

bin/model_generator.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:io';
 
 import 'package:args/args.dart';
@@ -8,6 +9,7 @@ import 'package:model_generator/model/model/custom_model.dart';
 import 'package:model_generator/model/model/enum_model.dart';
 import 'package:model_generator/model/model/json_converter_model.dart';
 import 'package:model_generator/model/model/object_model.dart';
+import 'package:model_generator/run_process/run_process.dart';
 import 'package:model_generator/util/list_extensions.dart';
 import 'package:model_generator/writer/enum_model_writer.dart';
 import 'package:model_generator/writer/object_model_writer.dart';
@@ -140,34 +142,20 @@ void writeToFiles(
 }
 
 Future<void> generateJsonGeneratedModels({required bool useFvm}) async {
-  ProcessResult result;
-  if (useFvm) {
-    result = Process.runSync('fvm', [
-      'flutter',
-      'packages',
-      'pub',
-      'run',
-      'build_runner',
-      'build',
-      '--delete-conflicting-outputs',
-    ]);
-  } else {
-    result = Process.runSync('flutter', [
-      'packages',
-      'pub',
-      'run',
-      'build_runner',
-      'build',
-      '--delete-conflicting-outputs',
-    ]);
-  }
-  if (result.exitCode == 0) {
-    print('Successfully generated the jsonSerializable generated files');
-    print('');
-  } else {
-    print(
-        'Failed to run `${useFvm ? 'fvm ' : ''}flutter packages pub run build_runner build --delete-conflicting-outputs`');
-    print('StdErr: ${result.stderr}');
-    print('StdOut: ${result.stdout}');
-  }
+  final arguments = [
+    if (useFvm) ...[
+      'fvm',
+    ],
+    'flutter',
+    'packages',
+    'pub',
+    'run',
+    'build_runner',
+    'build',
+    '--delete-conflicting-outputs',
+  ];
+  await ProcessRunner.runProcessVerbose(
+    arguments.first,
+    arguments.skip(1).toList(),
+  );
 }

lib/run_process/run_process.dart

@@ -0,0 +1,30 @@
+import 'dart:async';
+import 'dart:convert';
+import 'dart:io';
+
+class ProcessRunner {
+  ProcessRunner._();
+
+  static Future<void> runProcessVerbose(
+      String command, List<String> args) async {
+    print('\n$command ${args.join(' ')}\n');
+    final completer = Completer<void>();
+    final result = await Process.start(
+      command,
+      args,
+      mode: ProcessStartMode.detachedWithStdio,
+    );
+    print(
+        '======================================================================');
+    final subscription = result.stdout
+        .listen((codeUnits) => stdout.write(utf8.decode(codeUnits)));
+    subscription.onDone(() {
+      print(
+          '======================================================================');
+      completer.complete();
+    });
+    subscription.onError((dynamic error) =>
+        completer.completeError('Failed to complete process run: $error'));
+    return completer.future;
+  }
+}