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Code Issues Wiki Activity

Bug 389191 - NPE in CDocHover.getHoverInfo()

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Change-Id: Ied3f42206a5af49577bc487b3c40a1b87a02cd02
Signed-off-by: Nathan Ridge <zeratul976@hotmail.com>
This commit is contained in:
Nathan Ridge 2015-07-18 02:24:04 -04:00 • committed by Gerrit Code Review @ Eclipse.org
parent 8af3f1df86
commit 95aa27858c
1 changed files with 6 additions and 1 deletions
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7
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/c/hover/CDocHover.java
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@ -12,6 +12,7 @@
package org.eclipse.cdt.internal.ui.text.c.hover;
import org.eclipse.core.resources.IProject;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.jface.text.Region;
@ -46,7 +47,11 @@ public class CDocHover extends AbstractCEditorTextHover {
if (getEditor() == null)
return null;
try {
expression = viewer.getDocument().get(region.getOffset(), region.getLength());
IDocument document = viewer.getDocument();
if (document == null) {
return null;
}
expression = document.get(region.getOffset(), region.getLength());
expression = expression.trim();
if (expression.isEmpty())
return null;