@NotNull
private static List<RatedResolveResult> resolveInPackageDirectory(
@Nullable PsiElement parent,
@NotNull String referencedName,
@Nullable PsiFile containingFile,
boolean fileOnly,
boolean checkForPackage) {
final PsiElement parentDir = PyUtil.turnInitIntoDir(parent);
if (parentDir instanceof PsiDirectory) {
final List<RatedResolveResult> resolved =
resolveInDirectory(
referencedName, containingFile, (PsiDirectory) parentDir, fileOnly, checkForPackage);
if (!resolved.isEmpty()) {
for (RatedResolveResult result : resolved) {
if (result.getRate() > RatedResolveResult.RATE_LOW) {
return resolved;
}
}
}
if (parent instanceof PsiFile) {
final PsiElement foreign = resolveForeignImports((PsiFile) parent, referencedName);
if (foreign != null) {
final ResolveResultList results = new ResolveResultList();
results.addAll(resolved);
results.poke(foreign, RatedResolveResult.RATE_NORMAL);
return results;
}
}
return resolved;
}
return Collections.emptyList();
}
@NotNull
private static List<RatedResolveResult> resolveInPackageModule(
@NotNull PyFile parent,
@NotNull String referencedName,
@Nullable PsiFile containingFile,
boolean fileOnly,
boolean checkForPackage) {
final List<RatedResolveResult> moduleMembers = resolveModuleMember(parent, referencedName);
final List<RatedResolveResult> resolvedInModule = Lists.newArrayList();
final List<RatedResolveResult> results = Lists.newArrayList();
for (RatedResolveResult member : moduleMembers) {
final PsiElement moduleMember = member.getElement();
if (!fileOnly || PyUtil.instanceOf(moduleMember, PsiFile.class, PsiDirectory.class)) {
results.add(member);
if (moduleMember != null && !preferResolveInDirectoryOverModule(moduleMember)) {
resolvedInModule.add(member);
}
}
}
if (!resolvedInModule.isEmpty()) {
return resolvedInModule;
}
final List<RatedResolveResult> resolvedInDirectory =
resolveInPackageDirectory(
parent, referencedName, containingFile, fileOnly, checkForPackage);
if (!resolvedInDirectory.isEmpty()) {
return resolvedInDirectory;
}
return results;
}
/** @deprecated use {@link #multiResolveImportElement(PyImportElement, QualifiedName)} instead. */
@Deprecated
@Nullable
public static PsiElement resolveImportElement(
PyImportElement importElement, @NotNull final QualifiedName qName) {
final List<RatedResolveResult> resultList =
RatedResolveResult.sorted(multiResolveImportElement(importElement, qName));
return resultList.size() > 0 ? resultList.get(0).getElement() : null;
}
/**
* @deprecated Use {@link #resolveChildren(PsiElement, String, PsiFile, boolean, boolean)}
* instead.
*/
@Deprecated
@Nullable
public static PsiElement resolveChild(
@Nullable final PsiElement parent,
@NotNull final String referencedName,
@Nullable final PsiFile containingFile,
boolean fileOnly,
boolean checkForPackage) {
final List<RatedResolveResult> results =
resolveChildren(parent, referencedName, containingFile, fileOnly, checkForPackage);
return results.isEmpty() ? null : RatedResolveResult.sorted(results).get(0).getElement();
}
@NotNull
public static List<RatedResolveResult> resolveNameInFromImport(
PyFromImportStatement importStatement, @NotNull QualifiedName qName) {
PsiFile file = importStatement.getContainingFile().getOriginalFile();
String name = qName.getComponents().get(0);
final List<PsiElement> candidates = importStatement.resolveImportSourceCandidates();
List<PsiElement> resultList = new ArrayList<PsiElement>();
for (PsiElement candidate : candidates) {
if (!candidate.isValid()) {
throw new PsiInvalidElementAccessException(
candidate,
"Got an invalid candidate from resolveImportSourceCandidates(): "
+ candidate.getClass());
}
if (candidate instanceof PsiDirectory) {
candidate = PyUtil.getPackageElement((PsiDirectory) candidate, importStatement);
}
List<RatedResolveResult> results = resolveChildren(candidate, name, file, false, true);
if (!results.isEmpty()) {
for (RatedResolveResult result : results) {
final PsiElement element = result.getElement();
if (element != null) {
if (!element.isValid()) {
throw new PsiInvalidElementAccessException(
element, "Got an invalid candidate from resolveChild(): " + element.getClass());
}
resultList.add(element);
}
}
}
}
if (!resultList.isEmpty()) {
return rateResults(resultList);
}
return Collections.emptyList();
}