add: import code

портирован и слегка подправлен код из старого репозитория https://di9.ru/git/Voomra/Conventional-Commits

src/main/groovy/ru/di9/gradle/commitlint/CommitLintTask.groovy

@@ -0,0 +1,108 @@
+package ru.di9.gradle.commitlint
+
+import org.gradle.api.DefaultTask
+import org.gradle.api.InvalidUserDataException
+import org.gradle.api.tasks.TaskAction
+
+import java.nio.file.Files
+import java.nio.file.Path
+import java.util.regex.Pattern
+
+class CommitLintTask extends DefaultTask {
+    private static final List<String> DEFAULT_TYPES = ["build", "docs", "add", "tweak", "fix", "remove", "revert", "perf", "refac", "style", "test"]
+    private static final List<String> DEFAULT_CONTEXTS = ["git", "ide"]
+    private static final List<String> DEFAULT_EXCLUDES = [Pattern.compile("^wip\$")]
+    private static final int DEFAULT_MAX_LINE = 72
+    private static final Path DEFAULT_COMMIT_MESSAGE_PATH = Path.of(".git/COMMIT_EDITMSG")
+
+    private static final List<Pattern> EXCLUDES = [
+        Pattern.compile("^rebase "),
+        Pattern.compile("^merge "),
+    ]
+    private static final Pattern COMMIT_FIRST_LINE = Pattern.compile("^([a-z0-9]+?)!?(?:\\(([a-z0-9]+?)\\))?: .+\$")
+
+    private final Set<String> commitTypes = new HashSet<>()
+    private final Set<String> commitContexts = new HashSet<>()
+    private final Set<Pattern> commitExcludes = new HashSet<>()
+    private int commitMaxLength = 0
+
+    @TaskAction
+    void execute() throws IOException {
+        def ext = getProject().getExtensions()
+            .getByType(CommitLintExtension.class)
+
+        if (ext.types.isPresent()) {
+            commitTypes.addAll(ext.types.get().collect { it.toLowerCase() })
+        } else {
+            commitTypes.addAll(DEFAULT_TYPES)
+        }
+
+        if (ext.contexts.isPresent()) {
+            commitContexts.addAll(ext.contexts.get().collect { it.toLowerCase() })
+        } else {
+            commitContexts.addAll(DEFAULT_CONTEXTS)
+        }
+
+        commitExcludes.addAll(EXCLUDES)
+        if (ext.excludes.isPresent()) {
+            commitExcludes.addAll(ext.excludes.get().collect { Pattern.compile(it) })
+        } else {
+            commitExcludes.addAll(DEFAULT_EXCLUDES)
+        }
+
+        commitMaxLength = ext.maxLengthLine.getOrElse(DEFAULT_MAX_LINE)
+
+        Path gitCommitMessageFile
+        if (this.getProject().getProperties().containsKey("gitCommitMessageFile")) {
+            gitCommitMessageFile = Path.of((String) getProject().getProperties().get("gitCommitMessageFile"))
+        } else {
+            gitCommitMessageFile = DEFAULT_COMMIT_MESSAGE_PATH
+        }
+
+        def commitMessage = Files.readAllLines(getProject().rootDir.toPath().resolve(gitCommitMessageFile))
+
+        if (commitExcludes.any { it.matcher(commitMessage[0].toLowerCase()).find() }) {
+            return
+        }
+
+        validateFirstLine(commitMessage[0])
+        if (commitMessage.size() == 1) {
+            return
+        }
+        validateBody(commitMessage.subList(1, commitMessage.size()))
+    }
+
+    private void validateFirstLine(String firstLine) {
+        def matcher = COMMIT_FIRST_LINE.matcher(firstLine)
+        if (!matcher.find()) {
+            throw new InvalidUserDataException("Incorrect commit message format. See CONVENTIONAL_COMMITS.MD")
+        }
+
+        def commitType = matcher.group(1)
+        if (!commitTypes.contains(commitType)) {
+            throw new InvalidUserDataException("Unknown commit type '%s'. See CONVENTIONAL_COMMITS.MD".formatted(commitType))
+        }
+
+        def commitContext = matcher.group(2)
+        if (commitContext != null && !commitContexts.contains(commitContext)) {
+            throw new InvalidUserDataException("Unknown commit context '%s'. See CONVENTIONAL_COMMITS.MD".formatted(commitContext))
+        }
+
+        if (firstLine.length() > commitMaxLength) {
+            throw new InvalidUserDataException("Length of first line exceeds %d characters. See CONVENTIONAL_COMMITS.MD".formatted(commitMaxLength))
+        }
+    }
+
+    @SuppressWarnings('GrMethodMayBeStatic')
+    private void validateBody(List<String> commitMessage) {
+        println(commitMessage[0])
+        if (commitMessage[0] != "") {
+            throw new InvalidUserDataException("Use blank line before BODY. See CONVENTIONAL_COMMITS.MD")
+        }
+
+        def cc = commitMaxLength
+        if (commitMessage.subList(1, commitMessage.size()).any { it.length() > cc }) {
+            throw new InvalidUserDataException("Length of line in body part exceeds %d characters. See CONVENTIONAL_COMMITS.MD".formatted(commitMaxLength))
+        }
+    }
+}