Merge branch 'main' into feat/equo-solstice

Author: nedtwigg

.github/workflows/ci.yml

@@ -33,9 +33,9 @@ jobs:
         with:
           gradle-home-cache-cleanup: true
       - name: spotlessCheck
-        run: ./gradlew spotlessCheck --build-cache
+        run: ./gradlew spotlessCheck
       - name: assemble testClasses
-        run: ./gradlew assemble testClasses --build-cache
+        run: ./gradlew assemble testClasses
   build:
     needs: sanityCheck
     strategy:
@@ -71,13 +71,13 @@ jobs:
           gradle-home-cache-cleanup: true
       - name: build (maven-only)
         if: matrix.kind == 'maven'
-        run: ./gradlew :plugin-maven:build -x spotlessCheck --build-cache
+        run: ./gradlew :plugin-maven:build -x spotlessCheck
       - name: build (everything-but-maven)
         if: matrix.kind == 'gradle'
-        run: ./gradlew build -x spotlessCheck --build-cache -PSPOTLESS_EXCLUDE_MAVEN=true
+        run: ./gradlew build -x spotlessCheck -PSPOTLESS_EXCLUDE_MAVEN=true
       - name: test npm
         if: matrix.kind == 'npm'
-        run: ./gradlew testNpm --build-cache
+        run: ./gradlew testNpm
       - name: junit result
         uses: mikepenz/action-junit-report@v3
         if: always() # always run even if the previous step fails

CHANGES.md

@@ -10,6 +10,8 @@ This document is intended for Spotless developers.
 We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (starting after version `1.27.0`).
 
 ## [Unreleased]
+### Added
+* You can now put the filename into a license header template with `$FILE`. ([#1605](https://github.com/diffplug/spotless/pull/1605) fixes [#1147](https://github.com/diffplug/spotless/issues/1147))
 ### Changes
 * We are now opting in to Gradle's new stable configuration cache. ([#1591](https://github.com/diffplug/spotless/pull/1591))
 * Adopt [Equo Solstice OSGi and p2 shim](https://github.com/equodev/equo-ide/tree/main/solstice) to update all Eclipse-based plugins. ([#1524](https://github.com/diffplug/spotless/pull/1524))

gradle.properties

@@ -29,7 +29,7 @@ VER_SLF4J=[1.6,2.0[
 
 # Used in multiple places
 VER_DURIAN=1.2.0
-VER_JGIT=6.4.0.202211300538-r
+VER_JGIT=6.5.0.202303070854-r
 VER_JUNIT=5.9.2
 VER_ASSERTJ=3.24.2
-VER_MOCKITO=5.1.1
+VER_MOCKITO=5.2.0

lib/src/main/java/com/diffplug/spotless/generic/LicenseHeaderStep.java

@@ -45,6 +45,7 @@
 
 /** Prefixes a license header before the package statement. */
 public final class LicenseHeaderStep {
+	public static final String DEFAULT_JAVA_HEADER_DELIMITER = "(package|import|public|class|module) ";
 	private static final Logger LOGGER = LoggerFactory.getLogger(LicenseHeaderStep.class);
 
 	public enum YearMode {
@@ -142,7 +143,7 @@ public FormatterStep build() {
 					throw new IllegalStateException(yearMode.toString());
 				}
 				return new Runtime(headerLazy.get(), delimiter, yearSeparator, updateYear, skipLinesMatching);
-			}, step -> step::format);
+			}, step -> FormatterFunc.needsFile(step::format));
 		}
 
 		if (contentPattern == null) {
@@ -213,6 +214,9 @@ private static class Runtime implements Serializable {
 		private final @Nullable String afterYear;
 		private final boolean updateYearWithLatest;
 		private final boolean licenseHeaderWithRange;
+		private final boolean hasFileToken;
+
+		private static final Pattern FILENAME_PATTERN = Pattern.compile("\\$FILE");
 
 		/** The license that we'd like enforced. */
 		private Runtime(String licenseHeader, String delimiter, String yearSeparator, boolean updateYearWithLatest, @Nullable String skipLinesMatching) {
@@ -226,6 +230,7 @@ private Runtime(String licenseHeader, String delimiter, String yearSeparator, bo
 			}
 			this.delimiterPattern = Pattern.compile('^' + delimiter, Pattern.UNIX_LINES | Pattern.MULTILINE);
 			this.skipLinesMatching = skipLinesMatching == null ? null : Pattern.compile(skipLinesMatching);
+			this.hasFileToken = FILENAME_PATTERN.matcher(licenseHeader).find();
 
 			Optional<String> yearToken = getYearToken(licenseHeader);
 			if (yearToken.isPresent()) {
@@ -266,9 +271,9 @@ private static Optional<String> getYearToken(String licenseHeader) {
 		}
 
 		/** Formats the given string. */
-		private String format(String raw) {
+		private String format(String raw, File file) {
 			if (skipLinesMatching == null) {
-				return addOrUpdateLicenseHeader(raw);
+				return addOrUpdateLicenseHeader(raw, file);
 			} else {
 				String[] lines = raw.split("\n");
 				StringBuilder skippedLinesBuilder = new StringBuilder();
@@ -287,11 +292,17 @@ private String format(String raw) {
 						remainingLinesBuilder.append(line).append('\n');
 					}
 				}
-				return skippedLinesBuilder + addOrUpdateLicenseHeader(remainingLinesBuilder.toString());
+				return skippedLinesBuilder + addOrUpdateLicenseHeader(remainingLinesBuilder.toString(), file);
 			}
 		}
 
-		private String addOrUpdateLicenseHeader(String raw) {
+		private String addOrUpdateLicenseHeader(String raw, File file) {
+			raw = replaceYear(raw);
+			raw = replaceFileName(raw, file);
+			return raw;
+		}
+
+		private String replaceYear(String raw) {
 			Matcher contentMatcher = delimiterPattern.matcher(raw);
 			if (!contentMatcher.find()) {
 				throw new IllegalArgumentException("Unable to find delimiter regex " + delimiterPattern);
@@ -421,6 +432,19 @@ private String setLicenseHeaderYearsFromGitHistory(String raw, File file) throws
 			return beforeYear + yearRange + afterYear + raw.substring(contentMatcher.start());
 		}
 
+		private String replaceFileName(String raw, File file) {
+			if (!hasFileToken) {
+				return raw;
+			}
+			Matcher contentMatcher = delimiterPattern.matcher(raw);
+			if (!contentMatcher.find()) {
+				throw new IllegalArgumentException("Unable to find delimiter regex " + delimiterPattern);
+			}
+			String header = raw.substring(0, contentMatcher.start());
+			String content = raw.substring(contentMatcher.start());
+			return FILENAME_PATTERN.matcher(header).replaceAll(file.getName()) + content;
+		}
+
 		private static String parseYear(String cmd, File file) throws IOException {
 			String fullCmd = cmd + " -- " + file.getAbsolutePath();
 			ProcessBuilder builder = new ProcessBuilder().directory(file.getParentFile());

plugin-gradle/CHANGES.md

@@ -3,6 +3,9 @@
 We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (starting after version `3.27.0`).
 
 ## [Unreleased]
+### Added
+* You can now put the filename into a license header template with `$FILE`. ([#1605](https://github.com/diffplug/spotless/pull/1605) fixes [#1147](https://github.com/diffplug/spotless/issues/1147))
+* `licenseHeader` default pattern for Java files is updated to `(package|import|public|class|module) `. ([#1614](https://github.com/diffplug/spotless/pull/1614))
 
 ## [6.16.0] - 2023-02-27
 ### Added

plugin-gradle/README.md

@@ -430,8 +430,8 @@ spotless {
 ```gradle
 spotless {
   scala {
-    // version and configFile, majorScalaVersion are all optional
-    scalafmt('3.5.9').configFile('scalafmt.conf').majorScalaVersion('2.13')
+    // version and configFile, scalaMajorVersion are all optional
+    scalafmt('3.5.9').configFile('scalafmt.conf').scalaMajorVersion('2.13')
 ```
 
 <a name="applying-to-cc-sources"></a>

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

@@ -50,9 +50,7 @@ public JavaExtension(SpotlessExtension spotless) {
 		super(spotless);
 	}
 
-	// If this constant changes, don't forget to change the similarly-named one in
-	// testlib/src/test/java/com/diffplug/spotless/generic/LicenseHeaderStepTest.java as well
-	static final String LICENSE_HEADER_DELIMITER = "package ";
+	static final String LICENSE_HEADER_DELIMITER = LicenseHeaderStep.DEFAULT_JAVA_HEADER_DELIMITER;
 
 	@Override
 	public LicenseHeaderConfig licenseHeader(String licenseHeader) {

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2022 DiffPlug
+ * Copyright 2016-2023 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -35,6 +35,7 @@
 import org.gradle.work.FileChange;
 import org.gradle.work.InputChanges;
 
+import com.diffplug.common.annotations.VisibleForTesting;
 import com.diffplug.common.base.StringPrinter;
 import com.diffplug.spotless.Formatter;
 import com.diffplug.spotless.PaddedCell;
@@ -92,28 +93,37 @@ public void performAction(InputChanges inputs) throws Exception {
 		}
 	}
 
-	private void processInputFile(@Nullable GitRatchet ratchet, Formatter formatter, File input) throws IOException {
+	@VisibleForTesting
+	void processInputFile(@Nullable GitRatchet ratchet, Formatter formatter, File input) throws IOException {
 		File output = getOutputFile(input);
-		getLogger().debug("Applying format to " + input + " and writing to " + output);
+		getLogger().debug("Applying format to {} and writing to {}", input, output);
 		PaddedCell.DirtyState dirtyState;
 		if (ratchet != null && ratchet.isClean(getProjectDir().get().getAsFile(), getRootTreeSha(), input)) {
 			dirtyState = PaddedCell.isClean();
 		} else {
-			dirtyState = PaddedCell.calculateDirtyState(formatter, input);
+			try {
+				dirtyState = PaddedCell.calculateDirtyState(formatter, input);
+			} catch (IOException e) {
+				throw new IOException("Issue processing file: " + input, e);
+			} catch (RuntimeException e) {
+				throw new IllegalArgumentException("Issue processing file: " + input, e);
+			}
 		}
 		if (dirtyState.isClean()) {
 			// Remove previous output if it exists
 			Files.deleteIfExists(output.toPath());
 		} else if (dirtyState.didNotConverge()) {
-			getLogger().warn("Skipping '" + input + "' because it does not converge.  Run {@code spotlessDiagnose} to understand why");
+			getLogger().warn("Skipping '{}' because it does not converge.  Run {@code spotlessDiagnose} to understand why", input);
 		} else {
 			Path parentDir = output.toPath().getParent();
 			if (parentDir == null) {
-				throw new IllegalStateException("Every file has a parent folder.");
+				throw new IllegalStateException("Every file has a parent folder. But not: " + output);
 			}
 			Files.createDirectories(parentDir);
 			// Need to copy the original file to the tmp location just to remember the file attributes
 			Files.copy(input.toPath(), output.toPath(), StandardCopyOption.REPLACE_EXISTING, StandardCopyOption.COPY_ATTRIBUTES);
+
+			getLogger().info(String.format("Writing clean file: %s", output));
 			dirtyState.writeCanonicalTo(output);
 		}
 	}

plugin-gradle/src/test/java/com/diffplug/gradle/spotless/CleanthatJavaIntegrationTest.java

@@ -37,8 +37,8 @@ void integration() throws IOException {
 				"    }",
 				"}");
 
-		setFile("test.java").toResource("java/cleanthat/MultipleMutators.dirty.java");
+		setFile("test.java").toResource("java/cleanthat/MultipleMutators.dirty.test");
 		gradleRunner().withArguments("spotlessApply").build();
-		assertFile("test.java").sameAsResource("java/cleanthat/MultipleMutators.clean.java");
+		assertFile("test.java").sameAsResource("java/cleanthat/MultipleMutators.clean.test");
 	}
 }

plugin-gradle/src/test/java/com/diffplug/gradle/spotless/SpotlessTaskImplTest.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2023 DiffPlug
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.diffplug.gradle.spotless;
+
+import java.io.File;
+import java.nio.file.Paths;
+
+import org.assertj.core.api.Assertions;
+import org.gradle.api.file.DirectoryProperty;
+import org.gradle.api.logging.Logger;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+
+import com.diffplug.spotless.Formatter;
+
+public class SpotlessTaskImplTest {
+	@Test
+	public void testThrowsMessageContainsFilename() throws Exception {
+		SpotlessTaskImpl task = Mockito.mock(SpotlessTaskImpl.class, Mockito.CALLS_REAL_METHODS);
+		Mockito.when(task.getLogger()).thenReturn(Mockito.mock(Logger.class));
+
+		File projectDir = Paths.get("unitTests", "projectDir").toFile();
+		DirectoryProperty projectDirProperty = Mockito.mock(DirectoryProperty.class, Mockito.RETURNS_DEEP_STUBS);
+		Mockito.when(projectDirProperty.get().getAsFile()).thenReturn(projectDir);
+
+		Mockito.when(task.getProjectDir()).thenReturn(projectDirProperty);
+
+		File input = Paths.get("unitTests", "projectDir", "someInput").toFile();
+		Formatter formatter = Mockito.mock(Formatter.class);
+
+		Assertions.assertThatThrownBy(() -> task.processInputFile(null, formatter, input)).hasMessageContaining(input.toString());
+	}
+}