Updated build script

.travis.yml

-os:
-  - linux
-sudo: false
-addons:
+matrix:
+  include:
+    # Job 1) Run analyzer
+    - os: linux
+      sudo: false
+      addons:
         apt:
+          # Flutter depends on /usr/lib/x86_64-linux-gnu/libstdc++.so.6 version GLIBCXX_3.4.18
           sources:
-      - ubuntu-toolchain-r-test
+            - ubuntu-toolchain-r-test # if we don't specify this, the libstdc++6 we get is the wrong version
           packages:
             - libstdc++6
             - fonts-droid
-before_script:
-  - git clone https://github.com/flutter/flutter.git -b master --depth 1
-  - ./flutter/bin/flutter doctor
-script:
-  - ./flutter/bin/flutter test --coverage --coverage-path=lcov.info
-after_success: 
-  # Still have to setup account at codecov.io
-  #- bash <(curl -s https://codecov.io/bash)
+      before_script:
+        - git clone https://github.com/flutter/flutter.git
+        - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
+        - flutter doctor
+      script:
+        - flutter analyze
+    # Job 2) Check format and run tests
+    - os: linux
+      jdk: oraclejdk8
+      sudo: false
+      addons:
+        apt:
+          # Flutter depends on /usr/lib/x86_64-linux-gnu/libstdc++.so.6 version GLIBCXX_3.4.18
+          sources:
+            - ubuntu-toolchain-r-test # if we don't specify this, the libstdc++6 we get is the wrong version
+            - llvm-toolchain-precise # for clang-format-5.0
+          packages:
+            - libstdc++6
+            - fonts-droid
+            - clang-format-5.0
+      before_script:
+        - git clone https://github.com/flutter/flutter.git
+        - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
+        - flutter doctor
+      script:
+        - ./scripts/format_code.sh
+    # Job 3) Build example APKs and run Java tests
+    - os: linux
+      jdk: oraclejdk8
+      sudo: false
+      addons:
+        apt:
+          # Flutter depends on /usr/lib/x86_64-linux-gnu/libstdc++.so.6 version GLIBCXX_3.4.18
+          sources:
+            - ubuntu-toolchain-r-test # if we don't specify this, the libstdc++6 we get is the wrong version
+          packages:
+            - lib32stdc++6 # https://github.com/flutter/flutter/issues/6207
+            - libstdc++6
+            - fonts-droid
+      before_script:
+        - ./script/before_build_apks.sh
+        - export ANDROID_HOME=`pwd`/android-sdk
+        - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
+      script:
+        - ./scripts/build.sh apk
+    # Job 4) Build example IPAs
+    - os: osx
+      language: generic
+      osx_image: xcode9.3
+      before_script:
+        - ./script/before_build_ipas.sh
+        - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
+      script:
+        - ./scripts/build.sh ipa
 cache:
   directories:
     - $HOME/.pub-cache
\ No newline at end of file

example/ios/Runner.xcodeproj/project.pbxproj

@@ -226,7 +226,7 @@
 			);
 			inputPaths = (
 				"${SRCROOT}/Pods/Target Support Files/Pods-Runner/Pods-Runner-frameworks.sh",
-				"${PODS_ROOT}/../.symlinks/flutter/ios/Flutter.framework",
+				"${PODS_ROOT}/../.symlinks/flutter/ios-release/Flutter.framework",
 				"${BUILT_PRODUCTS_DIR}/permission_handler/permission_handler.framework",
 			);
 			name = "[CP] Embed Pods Frameworks";

example/lib/main.dart

@@ -27,14 +27,17 @@ class _MyAppState extends State<MyApp> {
 
     // Platform messages may fail, so we use a try/catch PlatformException.
     try {
-      permissionStatus = await PermissionHandler.checkPermissionStatus(PermissionGroup.calendar);
+      permissionStatus = await PermissionHandler
+          .checkPermissionStatus(PermissionGroup.calendar);
 
-      if(permissionStatus != PermissionStatus.granted){
-        final shouldShowRationale = await PermissionHandler.shouldShowRequestPermissionRationale(PermissionGroup.calendar);
+      if (permissionStatus != PermissionStatus.granted) {
+        final shouldShowRationale = await PermissionHandler
+            .shouldShowRequestPermissionRationale(PermissionGroup.calendar);
 
-        if(shouldShowRationale) {
-          var permissions = await PermissionHandler.requestPermissions([PermissionGroup.calendar]);
-          if(permissions.containsKey(PermissionGroup.calendar)) {
+        if (shouldShowRationale) {
+          var permissions = await PermissionHandler
+              .requestPermissions([PermissionGroup.calendar]);
+          if (permissions.containsKey(PermissionGroup.calendar)) {
             permissionStatus = permissions[PermissionGroup.calendar];
           }
         }
@@ -66,7 +69,8 @@ class _MyAppState extends State<MyApp> {
               new Text('Running on: $_permissionStatus\n'),
               new RaisedButton(
                 child: new Text("Open settings"),
-                onPressed: () async => await PermissionHandler.openAppSettings(),
+                onPressed: () async =>
+                    await PermissionHandler.openAppSettings(),
               ),
             ],
           ),

ios/Classes/PermissionHandlerPlugin.h

 #import <Flutter/Flutter.h>
 
-@interface PermissionHandlerPlugin : NSObject<FlutterPlugin>
+@interface PermissionHandlerPlugin : NSObject <FlutterPlugin>
 @end

lib/permission_enums.dart

 /// Defines the state of a permission group
-enum PermissionStatus
-{
+enum PermissionStatus {
   /// Permission to access the requested feature is denied by the user.
   denied,
+
   /// The feature is disabled (or not available) on the device.
   disabled,
+
   /// Permission to access the requested feature is granted by the user.
   granted,
+
   /// The user granted restricted access to the requested feature (only on iOS).
   restricted,
+
   /// Permission is in an unknown state
   unknown
 }
 
 /// Defines the permission groups for which permissions can be checked or requested.
-enum PermissionGroup
-{
+enum PermissionGroup {
   /// The unknown permission only used for return type, never requested
   unknown,
+
   /// Android: Calendar
   /// iOS: Calendar (Events)
   calendar,
+
   /// Android: Camera
   /// iOS: Photos (Camera Roll and Camera)
   camera,
+
   /// Android: Contacts
   /// iOS: AddressBook
   contacts,
+
   /// Android: Fine and Coarse Location
   /// iOS: CoreLocation (Always and WhenInUse)
   location,
+
   /// Android: Microphone
   /// iOS: Microphone
   microphone,
+
   /// Android: Phone
   /// iOS: Nothing
   phone,
+
   /// Android: Nothing
   /// iOS: Photos
   photos,
+
   /// Android: Nothing
   /// iOS: Reminders
   reminders,
+
   /// Android: Body Sensors
   /// iOS: CoreMotion
   sensors,
+
   /// Android: Sms
   /// iOS: Nothing
   sms,
+
   /// Android: External Storage
   /// iOS: Nothing
   storage,
+
   /// Android: Microphone
   /// iOS: Speech
   speech,
+
   /// Android: Fine and Coarse Location
   /// iOS: CoreLocation - Always
   locationAlways,
+
   /// Android: Fine and Coarse Location
   /// iOS: CoreLocation - WhenInUse
   locationWhenInUse,
+
   /// Android: None
   /// iOS: MPMediaLibrary
   mediaLibrary

lib/permission_handler.dart

@@ -10,10 +10,10 @@ class PermissionHandler {
       const MethodChannel('flutter.baseflow.com/permissions/methods');
 
   /// Returns a [Future] containing the current permission status for the supplied [PermissionGroup].
-  static Future<PermissionStatus> checkPermissionStatus(PermissionGroup permission) async {
+  static Future<PermissionStatus> checkPermissionStatus(
+      PermissionGroup permission) async {
     final status = await _channel.invokeMethod(
-      'checkPermissionStatus', 
-      Codec.encodePermissionGroup(permission));
+        'checkPermissionStatus', Codec.encodePermissionGroup(permission));
 
     return Codec.decodePermissionStatus(status);
   }
@@ -27,11 +27,10 @@ class PermissionHandler {
   /// Request the user for access to the supplied list of permissiongroups.
   ///
   /// Returns a [Map] containing the status per requested permissiongroup.
-  static Future<Map<PermissionGroup, PermissionStatus>> requestPermissions(List<PermissionGroup> permissions) async {
+  static Future<Map<PermissionGroup, PermissionStatus>> requestPermissions(
+      List<PermissionGroup> permissions) async {
     final jsonData = Codec.encodePermissionGroups(permissions);
-    final status = await _channel.invokeMethod(
-      'requestPermissions', 
-      jsonData);
+    final status = await _channel.invokeMethod('requestPermissions', jsonData);
 
     return Codec.decodePermissionRequestResult(status);
   }
@@ -40,9 +39,8 @@ class PermissionHandler {
   ///
   /// This method is only implemented on Android, calling this on iOS always
   /// returns [false].
-  static Future<bool> shouldShowRequestPermissionRationale(PermissionGroup permission) async =>
-    await _channel.invokeMethod(
-      'shouldShowRequestPermissionRationale', 
+  static Future<bool> shouldShowRequestPermissionRationale(
+          PermissionGroup permission) async =>
+      await _channel.invokeMethod('shouldShowRequestPermissionRationale',
           Codec.encodePermissionGroup(permission));
-
 }

lib/utils/codec.dart

@@ -6,16 +6,20 @@ class Codec {
   static PermissionStatus decodePermissionStatus(dynamic value) {
     final permission = json.decode(value);
 
-    return PermissionStatus.values.firstWhere((e) => e.toString().split('.').last == permission);
+    return PermissionStatus.values
+        .firstWhere((e) => e.toString().split('.').last == permission);
   }
 
-  static Map<PermissionGroup, PermissionStatus> decodePermissionRequestResult(dynamic value) {
+  static Map<PermissionGroup, PermissionStatus> decodePermissionRequestResult(
+      dynamic value) {
     final jsonObject = json.decode(value);
 
     final permissionResults = Map<PermissionGroup, PermissionStatus>();
     jsonObject.forEach((key, value) {
-      final permissionGroup = PermissionGroup.values.firstWhere((e) => e.toString().split('.').last == key.toString());
-      final permissionStatus = PermissionStatus.values.firstWhere((e) => e.toString().split('.').last == value.toString());
+      final permissionGroup = PermissionGroup.values
+          .firstWhere((e) => e.toString().split('.').last == key.toString());
+      final permissionStatus = PermissionStatus.values
+          .firstWhere((e) => e.toString().split('.').last == value.toString());
 
       permissionResults[permissionGroup] = permissionStatus;
     });

scripts/build.sh

+#!/bin/bash
+
+set -e
+
+cd ../example
+
+if [[ $1 == 'apk' ]]; then
+    flutter build apk
+elif [[ $1 == 'ios' ]]; then
+    flutter build ios --no-codesign
+else
+    echo "Neither 'apk' or 'ios' were specified, so not building"
+fi

scripts/format_code.sh

+#!/bin/bash
+
+set -e
+cd ..
+
+# Format Dart code
+printf 'Formatting Dart code\n'
+flutter format .
+printf '\n'
+
+# Format Objective-C code
+printf 'Formatting Objective-C code\n'
+find . \( -name '*.h' -o -name '*.m' \) -exec clang-format -i -style=Google '{}' \;
+printf '\n'
+
+# Format Java code
+printf 'Formatting JAVA code\n'
+find . \( -name '*.java' \) -exec java -jar ./scripts/utils/google-java-format-1.3-all-deps.jar --replace '{}' \;
+printf '\n'
+
+modified_files=$(git ls-files --modified)
+if [[ $modified_files ]]; then
+    printf 'These files are not formatted correctly:\n'
+    printf '\n'
+    echo $modified_files | tr ' ' '\n'
+    exit 1
+else
+    printf "All files are formatted correctly"
+    exit 0
+fi