Refactor build.dart into separate project.

melos.yaml

@@ -31,7 +31,8 @@ scripts:
       dart pub global activate dependency_validator &&
       dart pub global activate ffigen &&
       dart pub global activate melos &&
-      dart pub global activate pana
+      dart pub global activate pana &&
+      dart pub global activate --source path $MELOS_ROOT_PATH/packages/realm_dart/dev/
 
   build:
     run: >-
@@ -40,7 +41,7 @@ scripts:
       melos run build:dart
       
   build:native:
-    exec: dart run tool/build.dart native
+    exec: dev build
     packageFilters:
       dirExists: src # by convention
 

packages/realm_dart/dev/CHANGELOG.md

@@ -0,0 +1,3 @@
+## 1.0.0
+
+- Initial version.

packages/realm_dart/dev/README.md

@@ -0,0 +1,9 @@
+# dev
+A cli helper tool for realm_dart development
+
+## Install
+Either run `melos setup` or change to the directory of this README, then:
+```shell
+dart pub global activate --source path .
+```
+As for all dart tools ensure that `~/.pub_cache/bin` is in your path

packages/realm_dart/dev/analysis_options.yaml

@@ -0,0 +1 @@
+../../../analysis_options.yaml

packages/realm_dart/dev/bin/dev.dart

@@ -0,0 +1,6 @@
+// Copyright 2024 MongoDB, Inc.
+// SPDX-License-Identifier: Apache-2.0
+
+import 'package:dev/dev.dart' as dev;
+
+void main(List<String> arguments) => dev.main(arguments);

packages/realm_dart/dev/lib/dev.dart

@@ -0,0 +1,22 @@
+// Copyright 2024 MongoDB, Inc.
+// SPDX-License-Identifier: Apache-2.0
+
+import 'dart:io' as io;
+
+import 'package:args/command_runner.dart';
+
+import 'src/build.dart';
+
+Future<void> main(List<String> arguments) async {
+  final runner = CommandRunner<int>('dev', 'Helper tool for building realm_dart')
+    ..addCommand(BuildNativeCommand())
+    ..addCommand(PossibleTargets())
+    ..argParser.addFlag('verbose', abbr: 'v', help: 'Print verbose output', defaultsTo: false);
+  try {
+    final exitCode = await runner.run(arguments);
+    io.exit(exitCode ?? 0);
+  } on UsageException catch (error) {
+    logger.err('$error');
+    io.exit(64); // Exit code 64 indicates a usage error.
+  }
+}

packages/realm_dart/tool/build.dart → packages/realm_dart/dev/lib/src/build.dart

@@ -10,7 +10,7 @@ import 'package:collection/collection.dart';
 import 'package:mason_logger/mason_logger.dart';
 import 'package:async/async.dart';
 
-extension<T extends Enum> on Iterable<T> {
+extension IterableX<T extends Enum> on Iterable<T> {
   T? firstEqualIgnoreCase(String? value) => value == null ? null : where((e) => equalsIgnoreAsciiCase(e.name, value)).firstOrNull;
   Iterable<String> get names => map((e) => e.name);
 }
@@ -109,13 +109,13 @@ enum BuildMode {
   static BuildMode? from(String? name) => BuildMode.values.firstEqualIgnoreCase(name);
 }
 
-abstract class _BaseCommand extends Command<int> {
+abstract class BaseCommand extends Command<int> {
   @override
   final String name;
   @override
   final String description;
 
-  _BaseCommand(this.name, this.description);
+  BaseCommand(this.name, this.description);
 
   late final verbose = globalResults!['verbose'] as bool; // don't access before run
 
@@ -124,10 +124,10 @@ abstract class _BaseCommand extends Command<int> {
   Iterable<Target> get possibleTargets => Target.values.where((t) => t.os == os || t.os == OS.android || (os == OS.macOS && t.os == OS.iOS));
 }
 
-class _BuildNativeCommand extends _BaseCommand {
-  _BuildNativeCommand()
+class BuildNativeCommand extends BaseCommand {
+  BuildNativeCommand()
       : super(
-          'native',
+          'build',
           'Build native assets for realm_dart',
         ) {
     argParser
@@ -179,6 +179,7 @@ class _BuildNativeCommand extends _BaseCommand {
       }
     }
     final exitCode = await p.exitCode;
+    assert(verbose ^ (progress != null)); // verbose <=> progress == null
     if (exitCode != 0) {
       progress?.fail(message);
       logger.err('Error: "$command" exited with code $exitCode');
@@ -255,8 +256,8 @@ class _BuildNativeCommand extends _BaseCommand {
   }
 }
 
-class _PossibleTargets extends _BaseCommand {
-  _PossibleTargets()
+class PossibleTargets extends BaseCommand {
+  PossibleTargets()
       : super(
           'targets',
           'List possible targets for building native assets',
@@ -281,17 +282,3 @@ class _PossibleTargets extends _BaseCommand {
 }
 
 final logger = Logger(progressOptions: ProgressOptions(trailing: ''));
-
-Future<void> main(List<String> arguments) async {
-  final runner = CommandRunner<int>('build', 'Helper tool for building realm_dart')
-    ..addCommand(_BuildNativeCommand())
-    ..addCommand(_PossibleTargets())
-    ..argParser.addFlag('verbose', abbr: 'v', help: 'Print verbose output', defaultsTo: false);
-  try {
-    final exitCode = await runner.run(arguments);
-    io.exit(exitCode ?? 0);
-  } on UsageException catch (error) {
-    logger.err('$error');
-    io.exit(64); // Exit code 64 indicates a usage error.
-  }
-}

packages/realm_dart/dev/pubspec.yaml

@@ -0,0 +1,21 @@
+name: dev
+description: A sample command-line application.
+version: 1.0.0
+
+publish_to: none
+
+environment:
+  sdk: ^3.3.1
+
+dependencies:
+  args: ^2.4.2
+  async: ^2.11.0
+  collection: ^1.18.0
+  mason_logger: ^0.2.12
+
+dev_dependencies:
+  lints: ^3.0.0
+  test: ^1.24.0
+
+executables:
+  dev:

packages/realm_dart/pubspec.yaml

@@ -35,6 +35,5 @@ dev_dependencies:
   ffigen: ^11.0.0
   json_serializable: ^6.3.1
   lints: ^3.0.0
-  mason_logger: ^0.2.12
   test: ^1.14.3
   timezone: ^0.9.0