chore(deps): update dependency gradle to v8.4-rc-2 (#1570)

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-rc-2-bin.zip
 networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -83,10 +83,8 @@ done
 # This is normally unused
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
-
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
+APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -133,26 +131,29 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045 
+        # shellcheck disable=SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045 
+        # shellcheck disable=SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -197,6 +198,10 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
 # Collect all arguments for the java command;
 #   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
 #     shell script including quotes and variable substitutions, so put them in

plugin-gradle/src/main/java/com/diffplug/gradle/spotless/SpotlessTaskImpl.java

@@ -48,7 +48,7 @@ public abstract class SpotlessTaskImpl extends SpotlessTask {
 
 	void init(Provider<SpotlessTaskService> service) {
 		taskServiceProvider = service;
-		usesService(service);
+		SpotlessTaskService.usesServiceTolerateTestFailure(this, service);
 		getTaskService().set(service);
 		getProjectDir().set(getProject().getProjectDir());
 	}

plugin-gradle/src/main/java/com/diffplug/gradle/spotless/SpotlessTaskService.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2022 DiffPlug
+ * Copyright 2021-2023 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,6 +27,7 @@
 import org.gradle.api.file.DirectoryProperty;
 import org.gradle.api.model.ObjectFactory;
 import org.gradle.api.provider.Property;
+import org.gradle.api.provider.Provider;
 import org.gradle.api.services.BuildService;
 import org.gradle.api.services.BuildServiceParameters;
 import org.gradle.api.tasks.Internal;
@@ -91,6 +92,16 @@ public void close() throws Exception {
 
 	static String INDEPENDENT_HELPER = "Helper";
 
+	static void usesServiceTolerateTestFailure(DefaultTask task, Provider<SpotlessTaskService> serviceProvider) {
+		try {
+			task.usesService(serviceProvider);
+		} catch (ClassCastException e) {
+			// this happens only in our test mocking, e.g. DiffMessageFormatterTest
+			// https://github.com/diffplug/spotless/pull/1570/commits/c45e1f2322c78f272689feb35753bbc633422bfa
+			// it's fine to swallow these exceptions
+		}
+	}
+
 	static abstract class ClientTask extends DefaultTask {
 		@Internal
 		abstract Property<File> getSpotlessOutDirectory();
@@ -105,7 +116,7 @@ static abstract class ClientTask extends DefaultTask {
 		protected abstract ObjectFactory getConfigCacheWorkaround();
 
 		void init(SpotlessTaskImpl impl) {
-			usesService(impl.getTaskServiceProvider());
+			usesServiceTolerateTestFailure(this, impl.getTaskServiceProvider());
 			getSpotlessOutDirectory().set(impl.getOutputDirectory());
 			getTaskService().set(impl.getTaskService());
 			getProjectDir().set(impl.getProjectDir());