Enable macos, so that developers could see how ui looks for non-web platform, for unit testing.

pkgs/dartpad_ui/.gitignore

@@ -5,9 +5,11 @@
 *.swp
 .DS_Store
 .atom/
+.build/
 .buildlog/
 .history
 .svn/
+.swiftpm/
 migrate_working_dir/
 
 # IntelliJ related

pkgs/dartpad_ui/.metadata

@@ -4,35 +4,20 @@
 # This file should be version controlled and should not be manually edited.
 
 version:
-  revision: "0b7415356e07211446aa7038b1eb06717c86ae6a"
-  channel: "master"
+  revision: "ea121f8859e4b13e47a8f845e4586164519588bc"
+  channel: "stable"
 
 project_type: app
 
 # Tracks metadata for the flutter migrate command
 migration:
   platforms:
     - platform: root
-      create_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-      base_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-    - platform: android
-      create_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-      base_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-    - platform: ios
-      create_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-      base_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-    - platform: linux
-      create_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-      base_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
+      create_revision: ea121f8859e4b13e47a8f845e4586164519588bc
+      base_revision: ea121f8859e4b13e47a8f845e4586164519588bc
     - platform: macos
-      create_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-      base_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-    - platform: web
-      create_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-      base_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-    - platform: windows
-      create_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
-      base_revision: 0b7415356e07211446aa7038b1eb06717c86ae6a
+      create_revision: ea121f8859e4b13e47a8f845e4586164519588bc
+      base_revision: ea121f8859e4b13e47a8f845e4586164519588bc
 
   # User provided section
 

pkgs/dartpad_ui/macos/.gitignore

@@ -0,0 +1,7 @@
+# Flutter-related
+**/Flutter/ephemeral/
+**/Pods/
+
+# Xcode-related
+**/dgph
+**/xcuserdata/

pkgs/dartpad_ui/macos/Flutter/Flutter-Debug.xcconfig

@@ -0,0 +1,2 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
+#include "ephemeral/Flutter-Generated.xcconfig"

pkgs/dartpad_ui/macos/Flutter/Flutter-Release.xcconfig

@@ -0,0 +1,2 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
+#include "ephemeral/Flutter-Generated.xcconfig"

pkgs/dartpad_ui/macos/Flutter/GeneratedPluginRegistrant.swift

@@ -0,0 +1,16 @@
+//
+//  Generated file. Do not edit.
+//
+
+import FlutterMacOS
+import Foundation
+
+import file_selector_macos
+import path_provider_foundation
+import url_launcher_macos
+
+func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
+  FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin"))
+  PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
+  UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin"))
+}

pkgs/dartpad_ui/macos/Podfile

@@ -0,0 +1,42 @@
+platform :osx, '10.14'
+
+# CocoaPods analytics sends network stats synchronously affecting flutter build latency.
+ENV['COCOAPODS_DISABLE_STATS'] = 'true'
+
+project 'Runner', {
+  'Debug' => :debug,
+  'Profile' => :release,
+  'Release' => :release,
+}
+
+def flutter_root
+  generated_xcode_build_settings_path = File.expand_path(File.join('..', 'Flutter', 'ephemeral', 'Flutter-Generated.xcconfig'), __FILE__)
+  unless File.exist?(generated_xcode_build_settings_path)
+    raise "#{generated_xcode_build_settings_path} must exist. If you're running pod install manually, make sure \"flutter pub get\" is executed first"
+  end
+
+  File.foreach(generated_xcode_build_settings_path) do |line|
+    matches = line.match(/FLUTTER_ROOT\=(.*)/)
+    return matches[1].strip if matches
+  end
+  raise "FLUTTER_ROOT not found in #{generated_xcode_build_settings_path}. Try deleting Flutter-Generated.xcconfig, then run \"flutter pub get\""
+end
+
+require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root)
+
+flutter_macos_podfile_setup
+
+target 'Runner' do
+  use_frameworks!
+
+  flutter_install_all_macos_pods File.dirname(File.realpath(__FILE__))
+  target 'RunnerTests' do
+    inherit! :search_paths
+  end
+end
+
+post_install do |installer|
+  installer.pods_project.targets.each do |target|
+    flutter_additional_macos_build_settings(target)
+  end
+end

pkgs/dartpad_ui/macos/Podfile.lock

@@ -0,0 +1,35 @@
+PODS:
+  - file_selector_macos (0.0.1):
+    - FlutterMacOS
+  - FlutterMacOS (1.0.0)
+  - path_provider_foundation (0.0.1):
+    - Flutter
+    - FlutterMacOS
+  - url_launcher_macos (0.0.1):
+    - FlutterMacOS
+
+DEPENDENCIES:
+  - file_selector_macos (from `Flutter/ephemeral/.symlinks/plugins/file_selector_macos/macos`)
+  - FlutterMacOS (from `Flutter/ephemeral`)
+  - path_provider_foundation (from `Flutter/ephemeral/.symlinks/plugins/path_provider_foundation/darwin`)
+  - url_launcher_macos (from `Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos`)
+
+EXTERNAL SOURCES:
+  file_selector_macos:
+    :path: Flutter/ephemeral/.symlinks/plugins/file_selector_macos/macos
+  FlutterMacOS:
+    :path: Flutter/ephemeral
+  path_provider_foundation:
+    :path: Flutter/ephemeral/.symlinks/plugins/path_provider_foundation/darwin
+  url_launcher_macos:
+    :path: Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos
+
+SPEC CHECKSUMS:
+  file_selector_macos: cc3858c981fe6889f364731200d6232dac1d812d
+  FlutterMacOS: 8f6f14fa908a6fb3fba0cd85dbd81ec4b251fb24
+  path_provider_foundation: 2b6b4c569c0fb62ec74538f866245ac84301af46
+  url_launcher_macos: c82c93949963e55b228a30115bd219499a6fe404
+
+PODFILE CHECKSUM: 7eb978b976557c8c1cd717d8185ec483fd090a82
+
+COCOAPODS: 1.11.3