SandboxHintDocumentProvider.java

/*******************************************************************************
 * Copyright (c) 2026 Carsten Hammer.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     Carsten Hammer - initial API and implementation
 *******************************************************************************/
package org.sandbox.jdt.triggerpattern.editor;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IDocumentPartitioner;
import org.eclipse.jface.text.rules.FastPartitioner;
import org.eclipse.ui.editors.text.FileDocumentProvider;

/**
 * Document provider for {@code .sandbox-hint} files.
 *
 * <p>Sets up document partitioning so that the editor can distinguish
 * between comments, metadata directives, and code regions.</p>
 *
 * @since 1.3.6
 */
public class SandboxHintDocumentProvider extends FileDocumentProvider {

	@Override
	protected IDocument createDocument(Object element) throws CoreException {
		IDocument document = super.createDocument(element);
		if (document != null) {
			IDocumentPartitioner partitioner = new FastPartitioner(
					new SandboxHintPartitionScanner(),
					SandboxHintPartitionScanner.PARTITION_TYPES);
			partitioner.connect(document);
			document.setDocumentPartitioner(partitioner);
		}
		return document;
	}
}