Add Spotless syntax check

.github/workflows/syntax-check.yml

@@ -0,0 +1,30 @@
+# This workflow checks the syntax of the code using spotless.
+name: Syntax Check
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  spotless:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: 17
+      # Grant execute permission for gradlew
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Run spotless
+        run: ./gradlew spotlessCheck

README.md

@@ -2,11 +2,12 @@
 
 ## Build Status
 
-| Action | Status                                                                                                                                                                                                   |
-| ------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
-| Build  | [![Build](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/build.yml/badge.svg)](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/build.yml)             |
-| Qodana | [![Qodana](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/qodana.yml/badge.svg)](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/qodana.yml)          |
-| CodeQL | [![CodeQL Scanning](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/codeql.yml/badge.svg)](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/codeql.yml) |
+| Action   | Status                                                                                                                                                                                                            |
+| -------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
+| Build    | [![Build](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/build.yml/badge.svg)](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/build.yml)                      |
+| Qodana   | [![Qodana](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/qodana.yml/badge.svg)](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/qodana.yml)                   |
+| CodeQL   | [![CodeQL Scanning](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/codeql.yml/badge.svg)](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/codeql.yml)          |
+| Spotless | [![Syntax Check](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/syntax-check.yml/badge.svg)](https://github.com/OakvilleDynamics/frc-robot-template/actions/workflows/syntax-check.yml) |
 
 ## How to use
 
@@ -16,4 +17,4 @@
 
 ## Requirements
 
-* WPILib 2023.2.1
+* WPILib 2023.3.2

build.gradle

@@ -1,6 +1,7 @@
 plugins {
     id "java"
     id "edu.wpi.first.GradleRIO" version "2023.2.1"
+    id 'com.diffplug.spotless' version '6.12.0'
 }
 
 sourceCompatibility = JavaVersion.VERSION_11
@@ -97,3 +98,46 @@ wpi.java.configureTestTasks(test)
 tasks.withType(JavaCompile) {
     options.compilerArgs.add '-XDstringConcat=inline'
 }
+
+spotless {
+    java {
+        target fileTree('.') {
+            include '**/*.java'
+            exclude '**/build/**', '**/build-*/**'
+        }
+        toggleOffOn()
+        googleJavaFormat()
+        removeUnusedImports()
+        trimTrailingWhitespace()
+        endWithNewline()
+    }
+    groovyGradle {
+        target fileTree('.') {
+            include '**/*.gradle'
+            exclude '**/build/**', '**/build-*/**'
+        }
+        greclipse()
+        indentWithSpaces(4)
+        trimTrailingWhitespace()
+        endWithNewline()
+    }
+    format 'xml', {
+        target fileTree('.') {
+            include '**/*.xml'
+            exclude '**/build/**', '**/build-*/**'
+        }
+        eclipseWtp('xml')
+        trimTrailingWhitespace()
+        indentWithSpaces(2)
+        endWithNewline()
+    }
+    format 'misc', {
+        target fileTree('.') {
+            include '**/*.md', '**/.gitignore'
+            exclude '**/build/**', '**/build-*/**'
+        }
+        trimTrailingWhitespace()
+        indentWithSpaces(2)
+        endWithNewline()
+    }
+}

src/main/java/frc/robot/RobotContainer.java

@@ -4,13 +4,13 @@
 
 package frc.robot;
 
+import edu.wpi.first.wpilibj2.command.Command;
+import edu.wpi.first.wpilibj2.command.button.CommandXboxController;
+import edu.wpi.first.wpilibj2.command.button.Trigger;
 import frc.robot.Constants.OperatorConstants;
 import frc.robot.commands.Autos;
 import frc.robot.commands.ExampleCommand;
 import frc.robot.subsystems.ExampleSubsystem;
-import edu.wpi.first.wpilibj2.command.Command;
-import edu.wpi.first.wpilibj2.command.button.CommandXboxController;
-import edu.wpi.first.wpilibj2.command.button.Trigger;
 
 /**
  * This class is where the bulk of the robot should be declared. Since Command-based is a

src/main/java/frc/robot/commands/Autos.java

@@ -4,9 +4,9 @@
 
 package frc.robot.commands;
 
-import frc.robot.subsystems.ExampleSubsystem;
 import edu.wpi.first.wpilibj2.command.CommandBase;
 import edu.wpi.first.wpilibj2.command.Commands;
+import frc.robot.subsystems.ExampleSubsystem;
 
 public final class Autos {
   /** Example static factory for an autonomous command. */

src/main/java/frc/robot/commands/ExampleCommand.java

@@ -4,8 +4,8 @@
 
 package frc.robot.commands;
 
-import frc.robot.subsystems.ExampleSubsystem;
 import edu.wpi.first.wpilibj2.command.CommandBase;
+import frc.robot.subsystems.ExampleSubsystem;
 
 /** An example command that uses an example subsystem. */
 public class ExampleCommand extends CommandBase {