1 files changed, 30 insertions, 0 deletions
diff --git a/bundles/org.eclipse.team.genericeditor.diff.extension/src/org/eclipse/team/internal/genericeditor/diff/extension/rules/StartOfLineRule.java b/bundles/org.eclipse.team.genericeditor.diff.extension/src/org/eclipse/team/internal/genericeditor/diff/extension/rules/StartOfLineRule.java
new file mode 100644
index 000000000..c7f993f8f
--- /dev/null
+++ b/bundles/org.eclipse.team.genericeditor.diff.extension/src/org/eclipse/team/internal/genericeditor/diff/extension/rules/StartOfLineRule.java
@@ -0,0 +1,30 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Red Hat Inc. and others
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Sopot Cela (Red Hat Inc.)
+ *******************************************************************************/
+package org.eclipse.team.internal.genericeditor.diff.extension.rules;
+
+import org.eclipse.jface.text.rules.*;
+
+public class StartOfLineRule extends SingleLineRule {
+
+	public StartOfLineRule(String startSequence, String endSequence, IToken token) {
+		super(startSequence, endSequence, token);
+	}
+
+	@Override
+	public IToken evaluate(ICharacterScanner scanner) {
+		scanner.unread();
+		int c = scanner.read();
+		if ((c == '\n') || (c == -1)) {
+			return super.evaluate(scanner);
+		}
+		return Token.UNDEFINED;
+	}
+}