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Example 1 with PerlNamespaceElementContainer

use of com.perl5.lang.perl.psi.properties.PerlNamespaceElementContainer in project Perl5-IDEA by Camelcade.

the class PerlSubReference method resolveInner.

@NotNull
@Override
protected ResolveResult[] resolveInner(boolean incompleteCode) {
    PsiElement myElement = getElement();
    assert myElement instanceof PerlSubNameElement;
    PsiElement parent = myElement.getParent();
    if (parent instanceof PerlSubDeclarationElement || parent instanceof PerlSubDefinitionElement) {
        return ResolveResult.EMPTY_ARRAY;
    }
    PerlSubNameElement subNameElement = (PerlSubNameElement) myElement;
    List<PsiElement> relatedItems = new ArrayList<>();
    String packageName = subNameElement.getPackageName();
    String subName = subNameElement.getName();
    Project project = subNameElement.getProject();
    PerlNamespaceElement expliclitPackageElement = null;
    if (parent instanceof PerlNamespaceElementContainer) {
        expliclitPackageElement = ((PerlNamespaceElementContainer) parent).getNamespaceElement();
    }
    if (!subName.isEmpty()) {
        if (parent instanceof PerlMethod && ((PerlMethod) parent).isObjectMethod()) {
            boolean isSuper = expliclitPackageElement != null && expliclitPackageElement.isSUPER();
            relatedItems.addAll(PerlMro.resolveSub(project, isSuper ? PerlPackageUtil.getContextPackageName(subNameElement) : packageName, subName, isSuper));
        } else // static resolution
        {
            if (PerlSharedSettings.getInstance(project).SIMPLE_MAIN_RESOLUTION && // fixme this is a dirty hack until proper names resolution implemented
            PerlPackageUtil.isMain(packageName)) {
                PsiFile file = subNameElement.getContainingFile();
                GlobalSearchScope fileScope = GlobalSearchScope.fileScope(file);
                collectRelatedItems(packageName + PerlPackageUtil.PACKAGE_SEPARATOR + subName, project, parent, relatedItems, fileScope);
            // if (file instanceof PerlFile)
            // ((PerlFile) file).getElementsResolveScope();
            // System.err.println("Checking for " + subName);
            }
            if (relatedItems.isEmpty()) {
                GlobalSearchScope globalSearchScope = GlobalSearchScope.allScope(project);
                // check indexes for defined subs
                collectRelatedItems(packageName + PerlPackageUtil.PACKAGE_SEPARATOR + subName, project, parent, relatedItems, globalSearchScope);
                if (expliclitPackageElement == null) {
                    // check for imports to the current file
                    PerlNamespaceDefinitionElement namespaceContainer = PerlPackageUtil.getNamespaceContainerForElement(subNameElement);
                    if (namespaceContainer != null) {
                        for (PerlExportDescriptor exportDescriptor : namespaceContainer.getImportedSubsDescriptors()) {
                            if (exportDescriptor.getImportedName().equals(subName)) {
                                int currentSize = relatedItems.size();
                                collectRelatedItems(exportDescriptor.getTargetCanonicalName(), project, parent, relatedItems, globalSearchScope);
                                if (// imported, but not found, attempting autoload
                                relatedItems.size() == currentSize) {
                                    collectRelatedItems(exportDescriptor.getRealPackage() + PerlSubUtil.SUB_AUTOLOAD_WITH_PREFIX, project, parent, relatedItems, globalSearchScope);
                                }
                            }
                        }
                    }
                } else // check imports to target namespace
                {
                    String targetPackageName = expliclitPackageElement.getCanonicalName();
                    if (targetPackageName != null) {
                        // fixme partially not DRY with previous block
                        for (PerlNamespaceDefinitionElement namespaceDefinition : PerlPackageUtil.getNamespaceDefinitions(project, targetPackageName)) {
                            for (PerlExportDescriptor exportDescriptor : namespaceDefinition.getImportedSubsDescriptors()) {
                                if (exportDescriptor.getImportedName().equals(subName)) {
                                    collectRelatedItems(exportDescriptor.getTargetCanonicalName(), project, parent, relatedItems, globalSearchScope);
                                }
                            }
                        }
                    }
                }
                // check for builtins
                if (relatedItems.isEmpty()) {
                    PerlSubDefinitionElement builtInSub = PerlBuiltInSubsService.getInstance(project).findSub(subName);
                    if (builtInSub != null) {
                        relatedItems.add(builtInSub);
                    }
                }
                // check for autoload
                if (relatedItems.isEmpty() && // don't check for UNIVERSAL::AUTOLOAD
                !PerlPackageUtil.isUNIVERSAL(packageName)) {
                    collectRelatedItems(packageName + PerlSubUtil.SUB_AUTOLOAD_WITH_PREFIX, project, parent, relatedItems, globalSearchScope);
                }
            }
        }
    }
    List<ResolveResult> result = getResolveResults(relatedItems);
    return result.toArray(new ResolveResult[result.size()]);
}
Also used : ArrayList(java.util.ArrayList) Project(com.intellij.openapi.project.Project) PerlExportDescriptor(com.perl5.lang.perl.extensions.packageprocessor.PerlExportDescriptor) GlobalSearchScope(com.intellij.psi.search.GlobalSearchScope) PerlNamespaceElementContainer(com.perl5.lang.perl.psi.properties.PerlNamespaceElementContainer) PsiFile(com.intellij.psi.PsiFile) ResolveResult(com.intellij.psi.ResolveResult) PsiElement(com.intellij.psi.PsiElement) NotNull(org.jetbrains.annotations.NotNull)

Aggregations

Project (com.intellij.openapi.project.Project)1 PsiElement (com.intellij.psi.PsiElement)1 PsiFile (com.intellij.psi.PsiFile)1 ResolveResult (com.intellij.psi.ResolveResult)1 GlobalSearchScope (com.intellij.psi.search.GlobalSearchScope)1 PerlExportDescriptor (com.perl5.lang.perl.extensions.packageprocessor.PerlExportDescriptor)1 PerlNamespaceElementContainer (com.perl5.lang.perl.psi.properties.PerlNamespaceElementContainer)1 ArrayList (java.util.ArrayList)1 NotNull (org.jetbrains.annotations.NotNull)1