String (Editor editor, PsiFile file, XmlAttribute context) { if (context != null) { if (XsltSupport.isPatternAttribute(context)) { return XPathBundle.message("notification.content.match.patterns.may.not.contain.variable.references"); } if (XsltSupport.isXPathAttribute(context) && editor.getSelectionModel().hasSelection()) { return XPathBundle.message("notification.content.please.select.complete.xpath.expression.to.extract"); } } return super.getErrorMessage(editor, file, context); }