1 files changed, 27 insertions, 0 deletions
diff --git a/plugins/org.eclipse.dltk.sh.ui/src/org/eclipse/dltk/sh/internal/ui/text/DollarDetector.java b/plugins/org.eclipse.dltk.sh.ui/src/org/eclipse/dltk/sh/internal/ui/text/DollarDetector.java
new file mode 100644
index 0000000..b4835ac
--- /dev/null
+++ b/plugins/org.eclipse.dltk.sh.ui/src/org/eclipse/dltk/sh/internal/ui/text/DollarDetector.java
@@ -0,0 +1,27 @@
+/*******************************************************************************
+ * Copyright (c) 2009 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
+ *******************************************************************************/
+package org.eclipse.dltk.sh.internal.ui.text;
+
+import org.eclipse.jface.text.rules.IWordDetector;
+
+/**
+ * Determines whether given any given character forms part of a shell variable.
+ */
+public class DollarDetector implements IWordDetector {
+
+	@Override
+	public boolean isWordPart(char c) {
+		return Character.isJavaIdentifierPart(c);
+	}
+
+	@Override
+	public boolean isWordStart(char c) {
+		return c == '$';
+	}
+
+}