introduce a common package:dartpad_shared package

.gitattributes

@@ -1,5 +1,3 @@
-pkgs/dart_pad/lib/src/api_model.dart linguist-generated=true
 pkgs/dart_pad/lib/src/protos/** linguist-generated=true
-pkgs/sketch_pad/lib/src/api_model.dart linguist-generated=true
 pkgs/sketch_pad/lib/src/protos/** linguist-generated=true
 pkgs/sketch_pad/web/codemirror/** linguist-generated=true

.github/workflows/dartpad_shared.yml

@@ -0,0 +1,40 @@
+name: package:dartpad_shared
+
+permissions: read-all
+
+on:
+  push:
+    branches: [ main ]
+    paths:
+      - '.github/workflows/dartpad_shared.yml'
+      - 'pkgs/dartpad_shared/**'
+  pull_request:
+    branches: [ main ]
+    paths:
+      - '.github/workflows/dartpad_shared.yml'
+      - 'pkgs/dartpad_shared/**'
+  schedule:
+    - cron: '0 0 * * 0' # weekly
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: pkgs/dartpad_shared/
+
+    steps:
+      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
+      - uses: dart-lang/setup-dart@d6a63dab3335f427404425de0fbfed4686d93c4f
+
+      - name: Install dart dependencies
+        run: dart pub get
+
+      - name: Verify formatting
+        run: dart format --output=none --set-exit-if-changed .
+
+      - name: Regenerate model classes
+        run: dart run build_runner build --delete-conflicting-outputs
+
+      - name: Analyze project source
+        run: dart analyze --fatal-infos

README.md

@@ -11,6 +11,7 @@ and Flutter. You can access it at [dartpad.dev](http://dartpad.dev).
 | --- | --- | --- |
 | [dart_pad](pkgs/dart_pad/) | The front end of DartPad. | [![dart_pad](https://github.com/dart-lang/dart-pad/actions/workflows/dart_pad.yml/badge.svg)](https://github.com/dart-lang/dart-pad/actions/workflows/dart_pad.yml) |
 | [dart_services](pkgs/dart_services/) | The backend service for DartPad. | [![dart_services](https://github.com/dart-lang/dart-pad/actions/workflows/dart_services.yml/badge.svg)](https://github.com/dart-lang/dart-pad/actions/workflows/dart_services.yml) |
+| [dartpad_shared](pkgs/dartpad_shared/) | Common code shared between the DartPad frontend and backend. | [![dartpad_shared](https://github.com/dart-lang/dart-pad/actions/workflows/dartpad_shared.yml/badge.svg)](https://github.com/dart-lang/dart-pad/actions/workflows/dartpad_shared.yml) |
 | [samples](pkgs/samples/) | Sample code snippets for DartPad. | [![samples](https://github.com/dart-lang/dart-pad/actions/workflows/samples.yml/badge.svg)](https://github.com/dart-lang/dart-pad/actions/workflows/samples.yml) |
 | [sketch_pad](pkgs/sketch_pad/) | An experimental redux of the DartPad UI. | [![sketch_pad](https://github.com/dart-lang/dart-pad/actions/workflows/sketch_pad.yml/badge.svg)](https://github.com/dart-lang/dart-pad/actions/workflows/sketch_pad.yml) |
 

pkgs/dart_services/lib/src/analysis_server.dart

@@ -10,10 +10,10 @@ import 'dart:convert';
 
 import 'package:analysis_server_lib/analysis_server_lib.dart';
 import 'package:analyzer/dart/ast/ast.dart';
+import 'package:dartpad_shared/model.dart' as api;
 import 'package:logging/logging.dart';
 import 'package:path/path.dart' as path;
 
-import 'api_model.dart' as api;
 import 'common.dart';
 import 'project.dart';
 import 'protos/dart_services.pb.dart' as proto;

pkgs/dart_services/lib/src/analyzer_wrapper.dart

@@ -9,10 +9,10 @@ import 'dart:async';
 import 'dart:io';
 
 import 'package:analyzer/dart/ast/ast.dart';
+import 'package:dartpad_shared/model.dart' as api;
 import 'package:logging/logging.dart';
 
 import 'analysis_server.dart';
-import 'api_model.dart' as api;
 import 'common.dart';
 import 'common_server_impl.dart' show BadRequest;
 import 'project.dart' as project;