### Eclipse Workspace Patch 1.0
#P org.eclipse.wst.jsdt.debug.core
Index: src/org/eclipse/wst/jsdt/debug/internal/core/launching/JavaScriptSourceLookupParticipant.java
===================================================================
RCS file: /cvsroot/webtools/org.eclipse.jsdt/plugins/org.eclipse.wst.jsdt.debug.core/src/org/eclipse/wst/jsdt/debug/internal/core/launching/JavaScriptSourceLookupParticipant.java,v
retrieving revision 1.15
diff -u -r1.15 JavaScriptSourceLookupParticipant.java
--- src/org/eclipse/wst/jsdt/debug/internal/core/launching/JavaScriptSourceLookupParticipant.java	10 Mar 2011 02:03:19 -0000	1.15
+++ src/org/eclipse/wst/jsdt/debug/internal/core/launching/JavaScriptSourceLookupParticipant.java	5 Dec 2011 18:28:35 -0000
@@ -12,13 +12,21 @@
 
 import java.net.URI;
 import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
 
 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.debug.core.sourcelookup.AbstractSourceLookupParticipant;
 import org.eclipse.debug.core.sourcelookup.ISourceContainer;
+import org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference;
+import org.eclipse.wst.jsdt.debug.core.model.IJavaScriptStackFrame;
+import org.eclipse.wst.jsdt.debug.core.model.IScript;
 import org.eclipse.wst.jsdt.debug.internal.core.JavaScriptDebugPlugin;
+import org.eclipse.wst.jsdt.debug.internal.core.model.JavaScriptDebugTarget;
+import org.eclipse.wst.jsdt.debug.internal.core.model.JavaScriptStackFrame;
+import org.eclipse.wst.jsdt.debug.internal.core.model.Script;
 
 /**
  * Default source lookup participant
@@ -45,6 +53,10 @@
 	 * @see org.eclipse.debug.core.sourcelookup.AbstractSourceLookupParticipant#findSourceElements(java.lang.Object)
 	 */
 	public Object[] findSourceElements(Object object) throws CoreException {
+		IFile file = resolveFile(object);
+		if(file != null && file.exists()) {
+			return new IFile[] {file};
+		}
 		ISourceContainer[] containers = getSourceContainers();
 		if(containers != null && containers.length > 0) {
 			String name = getSourceName(object);
@@ -61,7 +73,7 @@
 			//in the external source project and show it
 			URI sourceURI = SourceLookup.getSourceURI(object);
 			if (sourceURI != null) {
-				IFile file = (IFile) sourcemap.get(sourceURI);
+				file = (IFile) sourcemap.get(sourceURI);
 				if(file != null && file.exists()) {
 					return new IFile[] { file };
 				}
@@ -72,6 +84,41 @@
 	}
 
 	/**
+	 * Tries to resolve the workspace local {@link IFile}(s) that match the underlying {@link ScriptReference}
+	 * for either an {@link IJavaScriptStackFrame} or an {@link IScript}
+	 * 
+	 * @param object the object to try and resolve the {@link IFile} from
+	 * @return the corresponding {@link IFile} for the object or <code>null</code> if one could not be determined
+	 * @since 1.4
+	 */
+	IFile resolveFile(Object object) {
+		String uri = null;
+		JavaScriptDebugTarget target = null;
+		if(object instanceof JavaScriptStackFrame) {
+			JavaScriptStackFrame frame = (JavaScriptStackFrame) object;
+			uri = frame.getSourcePath();
+			target = (JavaScriptDebugTarget) frame.getDebugTarget();
+		}
+		if(object instanceof Script) {
+			Script script = (Script) object;
+			uri = script.sourceURI().toString();
+			target = (JavaScriptDebugTarget) script.getDebugTarget();
+		}
+		if(uri != null && target != null) {
+			List scripts = target.getVM().allScripts();
+			for (Iterator i = scripts.iterator(); i.hasNext();) {
+				ScriptReference ref = (ScriptReference) i.next();
+				if(uri.equals(ref.sourceURI().toString())) {
+					return JavaScriptDebugPlugin.getResolutionManager().getFile(ref);
+				}
+			}
+		}
+		return null;
+	}
+	
+	
+	
+	/**
 	 * Shows the source in an external editor
 	 * 
 	 * @param sourceuri
@@ -106,4 +153,4 @@
 	public boolean isFindDuplicates() {
 		return true;
 	}
-}
+}
\ No newline at end of file
Index: src/org/eclipse/wst/jsdt/debug/internal/core/model/ScriptResolutionManager.java
===================================================================
RCS file: /cvsroot/webtools/org.eclipse.jsdt/plugins/org.eclipse.wst.jsdt.debug.core/src/org/eclipse/wst/jsdt/debug/internal/core/model/ScriptResolutionManager.java,v
retrieving revision 1.1
diff -u -r1.1 ScriptResolutionManager.java
--- src/org/eclipse/wst/jsdt/debug/internal/core/model/ScriptResolutionManager.java	25 Nov 2011 17:36:58 -0000	1.1
+++ src/org/eclipse/wst/jsdt/debug/internal/core/model/ScriptResolutionManager.java	5 Dec 2011 18:28:35 -0000
@@ -143,7 +143,7 @@
 		file = null;
 		IPath p = SourceLookup.getSourcePath(script.sourceURI());
 		IResource res = ResourcesPlugin.getWorkspace().getRoot().findMember(p);
-		if(res.getType() == IResource.FILE) {
+		if(res != null && res.getType() == IResource.FILE) {
 			file = (IFile) res;
 		}
 		if(files.size() > 0) {