public static boolean hasBadResolve(final PsiReference reference, boolean checkSoft) {
if (!checkSoft && reference.isSoft()) return false;
if (reference instanceof PsiPolyVariantReference) {
return ((PsiPolyVariantReference) reference).multiResolve(false).length == 0;
}
return reference.resolve() == null;
}
private void doCheckRefs(final PsiElement value, final PsiReference[] references, int start) {
for (int i = start; i < references.length; ++i) {
PsiReference reference = references[i];
ProgressManager.checkCanceled();
if (reference == null) {
continue;
}
if (!hasBadResolve(reference, false)) {
continue;
}
String description = getErrorDescription(reference);
final int startOffset = reference.getElement().getTextRange().getStartOffset();
final TextRange referenceRange = reference.getRangeInElement();
// logging for IDEADEV-29655
if (referenceRange.getStartOffset() > referenceRange.getEndOffset()) {
LOG.error(
"Reference range start offset > end offset: "
+ reference
+ ", start offset: "
+ referenceRange.getStartOffset()
+ ", end offset: "
+ referenceRange.getEndOffset());
}
HighlightInfoType type =
getTagProblemInfoType(PsiTreeUtil.getParentOfType(value, XmlTag.class));
if (value instanceof XmlAttributeValue) {
PsiElement parent = value.getParent();
if (parent instanceof XmlAttribute) {
String name = ((XmlAttribute) parent).getName().toLowerCase();
if (type.getSeverity(null).compareTo(HighlightInfoType.WARNING.getSeverity(null)) > 0
&& name.endsWith("stylename")) {
type = HighlightInfoType.WARNING;
} else if (name.equals("href")
&& type.getSeverity(null) == HighlightInfoType.WARNING.getSeverity(null)) {
continue;
}
}
}
HighlightInfo info =
HighlightInfo.createHighlightInfo(
type,
startOffset + referenceRange.getStartOffset(),
startOffset + referenceRange.getEndOffset(),
description);
addToResults(info);
if (reference instanceof QuickFixProvider)
((QuickFixProvider) reference).registerQuickfix(info, reference);
UnresolvedReferenceQuickFixProvider.registerReferenceFixes(
reference, new QuickFixActionRegistrarImpl(info));
}
}
public static String getErrorDescription(final PsiReference reference) {
String message;
if (reference instanceof EmptyResolveMessageProvider) {
message = ((EmptyResolveMessageProvider) reference).getUnresolvedMessagePattern();
} else {
//noinspection UnresolvedPropertyKey
message = PsiBundle.message("cannot.resolve.symbol");
}
String description;
try {
description = MessageFormat.format(message, reference.getCanonicalText());
} catch (IllegalArgumentException ex) {
// unresolvedMessage provided by third-party reference contains wrong format string (e.g. {}),
// tolerate it
description = message;
LOG.warn(
XmlErrorMessages.message(
"plugin.reference.message.problem", reference.getClass().getName(), message));
}
return description;
}
